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1

Wang, Xing-Yuan, Yi-Lun Wang, Suo Wang, Bo Li, Xiao-Wei Zhang, Lun Dai, and Ren-Min Ma. "Lasing Enhanced Surface Plasmon Resonance Sensing." Nanophotonics 6, no. 2 (March 1, 2017): 472–78. http://dx.doi.org/10.1515/nanoph-2016-0006.

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AbstractThe resonance phenomena of surface plasmons has enabled development of a novel class of noncontact, real-time and label-free optical sensors, which have emerged as a prominent tool in biochemical sensing and detection. However, various forms of surface plasmon resonances occur with natively strong non-radiative Drude damping that weakens the resonance and limits the sensing performance fundamentally. Here we experimentally demonstrate the first lasing-enhanced surface plasmon resonance (LESPR) refractive index sensor. The figure of merit (FOM) of intensity sensing is ~84,000, which is about 400 times higher than state-of-the-art surface plasmon resonance (SPR) sensor. We found that the high FOM originates from three unique features of LESPR sensors: high-quality factor, nearly zero background emission and the Gaussian-shaped lasing spectra. The LESPR sensors may form the basis for a novel class of plasmonic sensors with unprecedented performance for a broad range of applications.
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2

Mayer, Kathryn M., and Jason H. Hafner. "Localized Surface Plasmon Resonance Sensors." Chemical Reviews 111, no. 6 (June 8, 2011): 3828–57. http://dx.doi.org/10.1021/cr100313v.

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3

Homola, Jiřı́, Sinclair S. Yee, and Günter Gauglitz. "Surface plasmon resonance sensors: review." Sensors and Actuators B: Chemical 54, no. 1-2 (January 25, 1999): 3–15. http://dx.doi.org/10.1016/s0925-4005(98)00321-9.

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4

Chung, Pei-Yu, Tzung-Hua Lin, Gregory Schultz, Christopher Batich, and Peng Jiang. "Nanopyramid surface plasmon resonance sensors." Applied Physics Letters 96, no. 26 (June 28, 2010): 261108. http://dx.doi.org/10.1063/1.3460273.

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5

Harris, R. D., and J. S. Wilkinson. "Waveguide surface plasmon resonance sensors." Sensors and Actuators B: Chemical 29, no. 1-3 (October 1995): 261–67. http://dx.doi.org/10.1016/0925-4005(95)01692-9.

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6

Mrozek, Piotr, Ewa Gorodkiewicz, Paweł Falkowski, and Bogusław Hościło. "Sensitivity Analysis of Single- and Bimetallic Surface Plasmon Resonance Biosensors." Sensors 21, no. 13 (June 25, 2021): 4348. http://dx.doi.org/10.3390/s21134348.

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Comparative analysis of the sensitivity of two surface plasmon resonance (SPR) biosensors was conducted on a single-metallic Au sensor and bimetallic Ag–Au sensor, using a cathepsin S sensor as an example. Numerically modeled resonance curves of Au and Ag–Au layers, with parameters verified by the results of experimental reflectance measurement of real-life systems, were used for the analysis of these sensors. Mutual relationships were determined between ∂Y/∂n components of sensitivity of the Y signal in the SPR measurement to change the refractive index n of the near-surface sensing layer and ∂n/∂c sensitivity of refractive index n to change the analyte’s concentration, c, for both types of sensors. Obtained results were related to experimentally determined calibration curves of both sensors. A characteristic feature arising from the comparison of calibration curves is the similar level of Au and Ag–Au biosensors’ sensitivity in the linear range, where the signal of the AgAu sensor is at a level several times greater. It was shown that the influence of sensing surface morphology on the ∂n/∂c sensitivity component had to be incorporated to explain the features of calibration curves of sensors. The shape of the sensory surface relief was proposed to increase the sensor sensitivity at low analyte concentrations.
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7

Amarie, Dragos, Nazanin Mosavian, Elijah L. Waters, and Dwayne G. Stupack. "Underlying Subwavelength Aperture Architecture Drives the Optical Properties of Microcavity Surface Plasmon Resonance Sensors." Sensors 20, no. 17 (August 30, 2020): 4906. http://dx.doi.org/10.3390/s20174906.

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Microcavity surface plasmon resonance sensors (MSPRSs) develop out of the classic surface plasmon resonance technologies and aim at producing novel lab-on-a-chip devices. MSPRSs generate a series of spectral resonances sensitive to minute changes in the refractive index. Related sensitivity studies and biosensing applications are published elsewhere. The goal of this work is to test the hypothesis that MSPRS resonances are standing surface plasmon waves excited at the surface of the sensor that decay back into propagating photons. Their optical properties (mean wavelength, peak width, and peak intensity) appear highly dependent on the internal morphology of the sensor and the underlying subwavelength aperture architecture in particular. Numerous optical experiments were designed to investigate trends that confirm this hypothesis. An extensive study of prior works was supportive of our findings and interpretations. A complete understanding of those mechanisms and parameters driving the formations of the MSPRS resonances would allow further improvement in sensor sensitivity, reliability, and manufacturability.
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8

Nenninger, G. G., P. Tobiška, J. Homola, and S. S. Yee. "Long-range surface plasmons for high-resolution surface plasmon resonance sensors." Sensors and Actuators B: Chemical 74, no. 1-3 (April 2001): 145–51. http://dx.doi.org/10.1016/s0925-4005(00)00724-3.

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9

Yang Peng, Yang Peng, Jing Hou Jing Hou, Zhihe Huang Zhihe Huang, Bin Zhang Bin Zhang, and Qisheng Lu Qisheng Lu. "Design of the photonic crystal f iber-based surface plasmon resonance sensors." Chinese Optics Letters 10, s1 (2012): S10607–310610. http://dx.doi.org/10.3788/col201210.s10607.

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10

Gryga, Michal, Dalibor Ciprian, and Petr Hlubina. "Bloch Surface Wave Resonance Based Sensors as an Alternative to Surface Plasmon Resonance Sensors." Sensors 20, no. 18 (September 8, 2020): 5119. http://dx.doi.org/10.3390/s20185119.

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We report on a highly sensitive measurement of the relative humidity (RH) of moist air using both the surface plasmon resonance (SPR) and Bloch surface wave resonance (BSWR). Both resonances are resolved in the Kretschmann configuration when the wavelength interrogation method is utilized. The SPR is revealed for a multilayer plasmonic structure of SF10/Cr/Au, while the BSWR is resolved for a multilayer dielectric structure (MDS) comprising four bilayers of TiO2/SiO2 with a rough termination layer of TiO2. The SPR effect is manifested by a dip in the reflectance of a p-polarized wave, and a shift of the dip with the change in the RH, or equivalently with the change in the refractive index of moist air is revealed, giving a sensitivity in a range of 0.042–0.072 nm/%RH. The BSWR effect is manifested by a dip in the reflectance of the spectral interference of s- and p-polarized waves, which represents an effective approach in resolving the resonance with maximum depth. For the MDS under study, the BSWRs were resolved within two band gaps, and for moist air we obtained sensitivities of 0.021–0.038 nm/%RH and 0.046–0.065 nm/%RH, respectively. We also revealed that the SPR based RH measurement is with the figure of merit (FOM) up to 4.7 × 10−4 %RH−1, while BSWR based measurements have FOMs as high as 3.0 × 10−3 %RH−1 and 1.1 × 10−3 %RH−1, respectively. The obtained spectral interferometry based results demonstrate that the BSWR based sensor employing the available MDS has a similar sensitivity as the SPR based sensor, but outperforms it in the FOM. BSW based sensors employing dielectrics thus represent an effective alternative with a number of advantages, including better mechanical and chemical stability than metal films used in SPR sensing.
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11

Nguyen, Tan Tai, and Kieu Vo Thi Diem. "Optical Sensors based on Surface Plasmon Resonance." Asian Journal of Chemistry 32, no. 12 (2020): 2953–59. http://dx.doi.org/10.14233/ajchem.2020.22921.

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This brief review presents the recent process in optical sensors based on surface plasmon resonance (SPR). In particular, it will focus on the optical sensors that employ the change of refractive index as the sensing transduction signal. Various detection schemes of optical sensors which include phase modulation, wavelength modulation and intensity modulation are discussed. The performance advantageous and disadvantageous of the description of optical sensors structure and their respective experimental configurations are also described. The examples of detection in chemistry, biology and heavy metals will be presented. Future prospects of surface plasmon resonance (SPR) sensing technology is also discussed.
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12

Cao, J., E. K. Galbraith, T. Sun, and K. T. V. Grattan. "Comparison of Surface Plasmon Resonance and Localized Surface Plasmon Resonance-based optical fibre sensors." Journal of Physics: Conference Series 307 (August 17, 2011): 012050. http://dx.doi.org/10.1088/1742-6596/307/1/012050.

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13

Furuki, Motohiro, Jun Kameoka, Harold G. Craighead, and Michael S. Isaacson. "Surface plasmon resonance sensors utilizing microfabricated channels." Sensors and Actuators B: Chemical 79, no. 1 (September 2001): 63–69. http://dx.doi.org/10.1016/s0925-4005(01)00849-8.

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14

Nikitin, P. I., A. A. Beloglazov, M. V. Valeiko, J. A. Creighton, A. M. Smith, N. A. J. M. Sommerdijk, and J. D. Wright. "Silicon-based surface plasmon resonance chemical sensors." Sensors and Actuators B: Chemical 38, no. 1-3 (January 1997): 53–57. http://dx.doi.org/10.1016/s0925-4005(97)80171-2.

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15

Koutsioubas, Alexandros G., Nikolaos Spiliopoulos, Dimitris Anastassopoulos, Alexandros A. Vradis, and George D. Priftis. "Nanoporous alumina enhanced surface plasmon resonance sensors." Journal of Applied Physics 103, no. 9 (May 2008): 094521. http://dx.doi.org/10.1063/1.2924436.

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16

Szunerits, Sabine, and Rabah Boukherroub. "Sensing using localised surface plasmon resonance sensors." Chemical Communications 48, no. 72 (2012): 8999. http://dx.doi.org/10.1039/c2cc33266c.

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17

Xiao, Feng, Guangyuan Li, Kamal Alameh, and Anshi Xu. "Fabry–Pérot-based surface plasmon resonance sensors." Optics Letters 37, no. 22 (November 6, 2012): 4582. http://dx.doi.org/10.1364/ol.37.004582.

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18

Keathley, Phillip Donald, and Jeffrey Todd Hastings. "Nano-gap-Enhanced Surface Plasmon Resonance Sensors." Plasmonics 7, no. 1 (September 3, 2011): 59–69. http://dx.doi.org/10.1007/s11468-011-9276-6.

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19

Wong, Chi Lok, and Malini Olivo. "Surface Plasmon Resonance Imaging Sensors: A Review." Plasmonics 9, no. 4 (February 21, 2014): 809–24. http://dx.doi.org/10.1007/s11468-013-9662-3.

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20

Harté, E., N. Maalouli, A. Shalabney, E. Texier, K. Berthelot, S. Lecomte, and I. D. Alves. "Probing the kinetics of lipid membrane formation and the interaction of a nontoxic and a toxic amyloid with plasmon waveguide resonance." Chem. Commun. 50, no. 32 (2014): 4168–71. http://dx.doi.org/10.1039/c4cc00571f.

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The kinetics of formation of solid-supported lipid model membranes were investigated using a home-made plasmon waveguide resonance (PWR) sensor possessing enhanced properties relative to classic surface plasmon resonance sensors.
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21

Xu, Yi, Yee Ang, Lin Wu, and Lay Ang. "High Sensitivity Surface Plasmon Resonance Sensor Based on Two-Dimensional MXene and Transition Metal Dichalcogenide: A Theoretical Study." Nanomaterials 9, no. 2 (January 29, 2019): 165. http://dx.doi.org/10.3390/nano9020165.

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MXene, a new class of two-dimensional nanomaterials, have drawn increasing attention as emerging materials for sensing applications. However, MXene-based surface plasmon resonance sensors remain largely unexplored. In this work, we theoretically show that the sensitivity of the surface plasmon resonance sensor can be significantly enhanced by combining two-dimensional Ti 3 C 2 T x MXene and transition metal dichalcogenides. A high sensitivity of 198 ∘ /RIU (refractive index unit) with a sensitivity enhancement of 41.43% was achieved in aqueous solutions (refractive index ∼1.33) with the employment of monolayer Ti 3 C 2 T x MXene and five layers of WS 2 at a 633 nm excitation wavelength. The integration of Ti 3 C 2 T x MXene with a conventional surface plasmon resonance sensor provides a promising approach for bio- and chemical sensing, thus opening up new opportunities for highly sensitive surface plasmon resonance sensors using two-dimensional nanomaterials.
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22

Kashyap, Raman, and Galina Nemova. "Surface Plasmon Resonance-Based Fiber and Planar Waveguide Sensors." Journal of Sensors 2009 (2009): 1–9. http://dx.doi.org/10.1155/2009/645162.

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Bulk surface Plasmons resonance devices have been researched for several decades. These devices have found a special niche as high-sensitivity refractive index sensor in biomedical applications. Recent advances in guided wave devices are rapidly changing the capabilities of such sensors, not only increasing convenience of use but also opening opportunities due to their versatility. This paper reviews many of these devices and presents some of their salient features.
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23

Kashyap, Ritayan, Soumik Chakraborty, Shuwen Zeng, Sikha Swarnakar, Simran Kaur, Robin Doley, and Biplob Mondal. "Enhanced Biosensing Activity of Bimetallic Surface Plasmon Resonance Sensor." Photonics 6, no. 4 (October 21, 2019): 108. http://dx.doi.org/10.3390/photonics6040108.

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Surface plasmon resonance (SPR) sensors present a challenge when high sensitivity and small FWHM (full width at half maximum) are required to be achieved simultaneously. FWHM is defined by the difference between the two extreme values of the independent variable at which the value of the dependent variable is equal to half of its maximum. A smaller value of FWHM indicates better accuracy of SPR measurements. Theoretically, many authors have claimed the possibility of simultaneously achieving high sensitivity and small FWHM, which in most of the cases has been limited by experimental validation. In this report, an experimental study on the improved surface plasmon resonance (SPR) characteristics of gold over silver bimetallic sensor chips of different film thicknesses is presented. A comparative study of antigen–antibody interaction of the bimetallic chip using a custom-made, low-cost, and portable SPR device based on an angular interrogation scheme of Kretschmann configuration is performed. Pulsed direct current (DC) magnetron-sputtered bimetallic films of gold over silver were used in the construction of the SPR chip. The FWHM and sensitivity of the bimetallic sensors were firstly characterized using standard solutions of known refractive index which were later immobilized with monoclonal anti-immunoglobulin G (IgG) in the construction of the SPR biochip. Spectroscopic measurements such as ultraviolet–visible light spectroscopy (UV–Vis) and Fourier-transform infrared spectroscopy (FTIR) were used for the confirmation of the immobilization of the antibody. The performance of the bimetallic SPR biochip was investigated by exposing the sensor to various concentrations of the target protein. The results indicated that the bimetallic sensors of silver/gold had a 3.5-fold reduced FWHM compared to pure gold-based sensors, indicating a higher detection accuracy. In addition, they exhibited a significant shift in resonance angle as high as 8.5 ± 0.2 due to antigen–antibody interaction, which was ~1.42-fold higher than observed for pure silver-based sensors.
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24

Çimen, Duygu, and Adil Denizli. "Development of Rapid, Sensitive, and Effective Plasmonic Nanosensor for the Detection of Vitamins in Infact Formula and Milk Samples." Photonic Sensors 10, no. 4 (March 6, 2020): 316–32. http://dx.doi.org/10.1007/s13320-020-0578-1.

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Abstract The aim of the present study is to develop a surface plasmon resonance sensor for the detection of vitamin B2, vitamin B9, and vitamin B12 in food samples by using the molecular imprinting technique. The vitamin B2, vitamin B9, and vitamin B12 imprinted and the non-imprinted surface plasmon resonance sensor chip surfaces were characterized by using contact angle measurements, atomic force microscopy, ellipsometry, and Fourier transform infrared-attenuated total reflectance. The real-time detection of vitamin B2, vitamin B9, and vitamin B12 was analyzed by using aqueous solutions in the concentration range of 0.01 ng/mL − 10 ng/mL for vitamin B2, 0.1 ng/mL − 8.0 ng/mL for vitamin B9, and 0.01 ng/mL − 1.5 ng/mL for vitamin B12. The limit of detection values was calculated as 1.6×10−4 ng/mL for vitamin B2, 13.5×10−4 ng/mL for vitamin B9, and 2.5×10−4 ng/mL for vitamin B12, respectively. Selectivity experiments were performed by using vitamin B1 and vitamin B6. The reproducibility of surface plasmon resonance sensors was investigated both on the same day and on different days for four times. Validation studies of the prepared surface plasmon resonance (SPR) sensors were performed by liquid chromatography-tandem mass spectrometry (LC-MS/MS).
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25

Ibrahim, Joyce, Mostafa Al Masri, Isabelle Verrier, Thomas Kampfe, Colette Veillas, Frédéric Celle, Serge Cioulachtjian, Frédéric Lefèvre, and Yves Jourlin. "Surface Plasmon Resonance Based Temperature Sensors in Liquid Environment." Sensors 19, no. 15 (July 31, 2019): 3354. http://dx.doi.org/10.3390/s19153354.

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The aim of this work is to measure the temperature variations by analyzing the plasmon signature on a metallic surface that is periodically structured and immersed in a liquid. A change in the temperature of the sample surface induces a modification of the local refractive index leading to a shift of the surface plasmon resonance (SPR) frequency due to the strong interaction between the evanescent electric field and the metallic surface. The experimental set-up used in this study to detect the refractive index changes is based on a metallic grating permitting a direct excitation of a plasmon wave, leading to a high sensibility, high-temperature range and contactless sensor within a very compact and simple device. The experimental set-up demonstrated that SPR could be used as a non-invasive, high-resolution temperature measurement method for metallic surfaces.
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26

Hayashi, Shinji, Dmitry V. Nesterenko, and Zouheir Sekkat. "Fano resonance and plasmon-induced transparency in waveguide-coupled surface plasmon resonance sensors." Applied Physics Express 8, no. 2 (January 6, 2015): 022201. http://dx.doi.org/10.7567/apex.8.022201.

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27

Zhao, Yuting, Shuaiwen Gan, Leiming Wu, Jiaqi Zhu, Yuanjiang Xiang, and Xiaoyu Dai. "GeSe nanosheets modified surface plasmon resonance sensors for enhancing sensitivity." Nanophotonics 9, no. 2 (February 25, 2020): 327–36. http://dx.doi.org/10.1515/nanoph-2019-0170.

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AbstractGermanium selenide (GeSe) nanosheets are stable and inexpensive and considered to have a great potential for photovoltaic applications, however we have demonstrated that GeSe nanosheets are also promising for sensing technology, in this paper. By spin-coating the GeSe nanosheets on the surface of noble metal (Au), we have obtained a surface plasmon resonance (SPR) sensor with significantly enhanced sensitivity, and the performance of the sensor is closely related to the thickness of the GeSe film. By detecting different refractive index solutions, we have obtained the optimized sensitivity with 3581.2 nm/RIU (which is nearly 80% improvement compared to traditional SPR sensors) and figure of merit with 14.37 RIU−1. Moreover, the proposed SPR sensor was vastly superior in sensing Pb2+ heavy metal ions after coating it with chitosan and GeSe composite. A maximum sensitivity of 30.38 nm/μg/l has been verified, which is nearly six times better than that of conventional SPR sensor. Our results demonstrated that GeSe nanosheets overlayer with modified SPR sensor has its great potential in heavy metal detection and chemical-specific molecular identification.
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28

Jia, Yue, Zhongfu Li, Haiqi Wang, Muhammad Saeed, and Houzhi Cai. "Sensitivity Enhancement of a Surface Plasmon Resonance Sensor with Platinum Diselenide." Sensors 20, no. 1 (December 24, 2019): 131. http://dx.doi.org/10.3390/s20010131.

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The extraordinary optoelectronic properties of platinum diselenide (PtSe2), whose structure is similar to graphene and phosphorene, has attracted great attention in new rapidly developed two-dimensional (2D) materials beyond the other 2D material family members. We have investigated the surface plasmon resonance (SPR) sensors through PtSe2 with the transfer matrix method. The simulation results show that the anticipated PtSe2 biochemical sensors have the ability to detect analytic. It is evident that only the sensitivities of Ag or Au film biochemical sensors were observed at 118°/RIU (refractive index unit) and 130°/RIU, whereas the sensitivities of the PtSe2-based biochemical sensors reached as high as 162°/RIU (Ag film) and 165°/RIU (Au film). The diverse biosensor sensitivities with PtSe2 suggest that this kind of 2D material can adapt SPR sensor properties.
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29

Minagawa, Yuichi, Mari Ohashi, Yoshinori Kagawa, Arata Urimoto, and Hiroshi Ishida. "Compact Surface Plasmon Resonance Sensor for Underwater Chemical Sensing Robot." Journal of Sensors 2017 (2017): 1–9. http://dx.doi.org/10.1155/2017/9846780.

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This paper reports on the development of compact surface plasmon resonance (SPR) sensors for mobile robot olfaction. Underwater robots benefit from olfactory sensing capabilities in various tasks including the search for unexploded ordnance and undersea wreckage. Although the SPR-based chemical sensor is a promising sensing platform, the cumbersome optical setup has been limiting its use on mobile robots. The proposed sensor employs a periodic metal structure formed on a self-assembled layer of polystyrene particles of 200 nm in diameter. With the grating of this size, SPR can be excited even with a simple LED light source. The change in the absorbance is simply measured using a photodiode. Demonstration of the proposed SPR sensor is provided by mounting the sensors on an underwater crayfish robot that autonomously searches for a chemical source. The fabricated sensor shows linear response to ascorbic acid for a concentration range from 20 to 80 mM. Responses of the bare and thiol-coated gold nanostructure to different chemical substances are presented to show the change in the selectivity of the sensor by the coating. Discussions are made on the importance of sample collection for the sensor to attain sensitive chemical detection on a mobile robot.
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30

Singh, Sachin, Pravin Kumar Singh, Ahmad Umar, Pooja Lohia, Hasan Albargi, L. Castañeda, and D. K. Dwivedi. "2D Nanomaterial-Based Surface Plasmon Resonance Sensors for Biosensing Applications." Micromachines 11, no. 8 (August 15, 2020): 779. http://dx.doi.org/10.3390/mi11080779.

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The absorption and binding energy of material plays an important role with a large surface area and conductivity for the development of any sensing device. The newly grown 2D nanomaterials like black phosphorus transition metal dichalcogenides (TMDCs) or graphene have excellent properties for sensing devices’ fabrication. This paper summarizes the progress in the area of the 2D nanomaterial-based surface plasmon resonance (SPR) sensor during last decade. The paper also focuses on the structure of Kretschmann configuration, the sensing principle of SPR, its characteristic parameters, application in various fields, and some important recent works related to SPR sensors have also been discussed, based on the present and future scope of this field. The present paper provides a platform for researchers to work in the field of 2D nanomaterial-based SPR sensors.
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31

Wang, Dongping, Jacky Loo, Jiajie Chen, Yeung Yam, Shih-Chi Chen, Hao He, Siu Kong, and Ho Ho. "Recent Advances in Surface Plasmon Resonance Imaging Sensors." Sensors 19, no. 6 (March 13, 2019): 1266. http://dx.doi.org/10.3390/s19061266.

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The surface plasmon resonance (SPR) sensor is an important tool widely used for studying binding kinetics between biomolecular species. The SPR approach offers unique advantages in light of its real-time and label-free sensing capabilities. Until now, nearly all established SPR instrumentation schemes are based on single- or several-channel configurations. With the emergence of drug screening and investigation of biomolecular interactions on a massive scale these days for finding more effective treatments of diseases, there is a growing demand for the development of high-throughput 2-D SPR sensor arrays based on imaging. The so-called SPR imaging (SPRi) approach has been explored intensively in recent years. This review aims to provide an up-to-date and concise summary of recent advances in SPRi. The specific focuses are on practical instrumentation designs and their respective biosensing applications in relation to molecular sensing, healthcare testing, and environmental screening.
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32

Obreja, Paula, Dana Cristea, Mihai Kusko, and Adrian Dinescu. "Polymer-based chips for surface plasmon resonance sensors." Journal of Optics A: Pure and Applied Optics 10, no. 6 (May 1, 2008): 064010. http://dx.doi.org/10.1088/1464-4258/10/6/064010.

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33

Liu, Mingzhao, Fang Lu, Ye Tian, Dong Su, and Oleg Gang. "(Invited) Surface Plasmon Resonance Sensors for Biomolecular Chirality." ECS Transactions 77, no. 7 (April 19, 2017): 29–34. http://dx.doi.org/10.1149/07707.0029ecst.

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34

Gauvreau, Bertrand, Alireza Hassani, Majid Fassi Fehri, Andrei Kabashin, and Maksim A. Skorobogatiy. "Photonic bandgap fiber-based Surface Plasmon Resonance sensors." Optics Express 15, no. 18 (2007): 11413. http://dx.doi.org/10.1364/oe.15.011413.

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35

Moreira, Cleumar, Yunshan Wang, Steve Blair, Ember Chadwick, Ji-Young Lee, Leiva Oliveira, Antonio Lima, and Rossana Cruz. "Approaches for deep-ultraviolet surface plasmon resonance sensors." Optics Letters 45, no. 16 (August 14, 2020): 4642. http://dx.doi.org/10.1364/ol.397641.

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36

Piliarik, Marek, and Jiří Homola. "Surface plasmon resonance (SPR) sensors: approaching their limits?" Optics Express 17, no. 19 (September 1, 2009): 16505. http://dx.doi.org/10.1364/oe.17.016505.

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37

Phillips, K. Scott. "Jirí Homola (Ed.): Surface plasmon resonance-based sensors." Analytical and Bioanalytical Chemistry 390, no. 5 (January 16, 2008): 1221–22. http://dx.doi.org/10.1007/s00216-007-1821-y.

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38

Gupta, B. D., and R. K. Verma. "Surface Plasmon Resonance-Based Fiber Optic Sensors: Principle, Probe Designs, and Some Applications." Journal of Sensors 2009 (2009): 1–12. http://dx.doi.org/10.1155/2009/979761.

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Surface plasmon resonance technique in collaboration with optical fiber technology has brought tremendous advancements in sensing of various physical, chemical, and biochemical parameters. In this review article, we present the principle of SPR technique for sensing and various designs of the fiber optic SPR probe reported for the enhancement of the sensitivity of the sensor. In addition, we present few examples of the surface plasmon resonance- (SPR-) based fiber optic sensors. The present review may provide researchers valuable information regarding fiber optic SPR sensors and encourage them to take this area for further research and development.
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39

Rizal, Conrad, Vladimir Belotelov, Daria Ignatyeva, Anatoly K. Zvezdin, and Simone Pisana. "Surface Plasmon Resonance (SPR) to Magneto-Optic SPR." Condensed Matter 4, no. 2 (May 27, 2019): 50. http://dx.doi.org/10.3390/condmat4020050.

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In this editorial, a brief background of the surface plasmon resonance (SPR) principle is discussed, followed by several aspects of magneto-optic SPR (MOSPR) and sensing schemes from the viewpoint of fundamental studies and potential technological applications. New sensitivity metrics are introduced that would allow researchers to compare the performance of SPR and MOSPR-based sensors. Merits of MOSPR over SPR based sensors and challenges faced by MOSPR sensors in terms of their practical use and portability are also considered. The editorial ends with potential new configurations and future prospects. This work is considered highly significant to device engineers, graduate and undergraduate students, and researchers of all levels involved in developing new classes of bio-devices for sensing, imaging, environmental monitoring, toxic gas detection, and surveying applications to name a few.
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40

Gnilitskyi, Iaroslav, Sergii V. Mamykin, Christina Lanara, Ihor Hevko, Mykhaylo Dusheyko, Stefano Bellucci, and Emmanuel Stratakis. "Laser Nanostructuring for Diffraction Grating Based Surface Plasmon-Resonance Sensors." Nanomaterials 11, no. 3 (February 26, 2021): 591. http://dx.doi.org/10.3390/nano11030591.

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The surface plasmon resonance properties of highly regular laser-induced periodic surface structures (HR-LIPSSs) on Si, functionalized with Au nanoparticles (NPs), were investigated. In particular, the spectral dependencies of polarized light reflectance at various angles of incidence were measured and discussed. It is found that the deposition of Au NPs on such periodically textured substrates leads to significant enhancement of the plasmon resonance properties, compared to that measured on planar ones. This effect can be used to improve the efficiency of localized-plasmon-resonance-based sensors.
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41

Gazzola, Enrico, Michela Cittadini, Marco Angiola, Laura Brigo, Massimo Guglielmi, Filippo Romanato, and Alessandro Martucci. "Nanocrystalline TiO2 Sensitive Layer for Plasmonic Hydrogen Sensing." Nanomaterials 10, no. 8 (July 29, 2020): 1490. http://dx.doi.org/10.3390/nano10081490.

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Solution processed TiO2 anatase film was used as sensitive layer for H2 detection for two plasmonic sensor configurations: A grating-coupled surface plasmon resonance sensor and a localized surface plasmon resonance sensor with gold nanoparticles. The main purpose of this paper is to elucidate the different H2 response observed for the two types of sensors which can be explained considering the hydrogen dissociation taking place on TiO2 at high temperature and the photocatalytic activity of the gold nanoparticles.
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42

Alharbi, Raed, Mehrdad Irannejad, and Mustafa Yavuz. "A Short Review on the Role of the Metal-Graphene Hybrid Nanostructure in Promoting the Localized Surface Plasmon Resonance Sensor Performance." Sensors 19, no. 4 (February 19, 2019): 862. http://dx.doi.org/10.3390/s19040862.

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Localized Surface Plasmon Resonance (LSPR) sensors have potential applications in essential and important areas such as bio-sensor technology, especially in medical applications and gas sensors in environmental monitoring applications. Figure of Merit (FOM) and Sensitivity (S) measurements are two ways to assess the performance of an LSPR sensor. However, LSPR sensors suffer low FOM compared to the conventional Surface Plasmon Resonance (SPR) sensor due to high losses resulting from radiative damping of LSPs waves. Different methodologies have been utilized to enhance the performance of LSPR sensors, including various geometrical and material parameters, plasmonic wave coupling from different structures, and integration of noble metals with graphene, which is the focus of this report. Recent studies of metal-graphene hybrid plasmonic systems have shown its capability of promoting the performance of the LSPR sensor to a level that enhances its chance for commercialization. In this review, fundamental physics, the operation principle, and performance assessment of the LSPR sensor are presented followed by a discussion of plasmonic materials and a summary of methods used to optimize the sensor’s performance. A focused review on metal-graphene hybrid nanostructure and a discussion of its role in promoting the performance of the LSPR sensor follow.
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43

Duan, Qilin, Yineng Liu, Shanshan Chang, Huanyang Chen, and Jin-hui Chen. "Surface Plasmonic Sensors: Sensing Mechanism and Recent Applications." Sensors 21, no. 16 (August 4, 2021): 5262. http://dx.doi.org/10.3390/s21165262.

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Surface plasmonic sensors have been widely used in biology, chemistry, and environment monitoring. These sensors exhibit extraordinary sensitivity based on surface plasmon resonance (SPR) or localized surface plasmon resonance (LSPR) effects, and they have found commercial applications. In this review, we present recent progress in the field of surface plasmonic sensors, mainly in the configurations of planar metastructures and optical-fiber waveguides. In the metastructure platform, the optical sensors based on LSPR, hyperbolic dispersion, Fano resonance, and two-dimensional (2D) materials integration are introduced. The optical-fiber sensors integrated with LSPR/SPR structures and 2D materials are summarized. We also introduce the recent advances in quantum plasmonic sensing beyond the classical shot noise limit. The challenges and opportunities in this field are discussed.
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44

Chen, Yong, and Hai Ming. "Review of surface plasmon resonance and localized surface plasmon resonance sensor." Photonic Sensors 2, no. 1 (January 3, 2012): 37–49. http://dx.doi.org/10.1007/s13320-011-0051-2.

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45

Dai, Xiaoyu, Yanzhao Liang, Yuting Zhao, Shuaiwen Gan, Yue Jia, and Yuanjiang Xiang. "Sensitivity Enhancement of a Surface Plasmon Resonance with Tin Selenide (SnSe) Allotropes." Sensors 19, no. 1 (January 5, 2019): 173. http://dx.doi.org/10.3390/s19010173.

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Single layers of tin selenide (SnSe), which have a similar structure as graphene and phosphorene, also show excellent optoelectronic properties, and have received much attention as a two-dimensional (2D) material beyond other 2D material family members. Surface plasmon resonance (SPR) sensors based on three monolayer SnSe allotropes are investigated with the transfer matrix method. The simulated results have indicated that the proposed SnSe-containing biochemical sensors are suitable to detect different types of analytes. Compared with the conventional Ag-only film biochemical sensor whose sensitivity is 116°/RIU, the sensitivities of these SnSe-based biochemical sensors containing α-SnSe, δ-SnSe, ε-SnSe, were obviously increased to 178°/RIU, 156°/RIU and 154°/RIU, respectively. The diverse biosensor sensitivities achieved with these three SnSe allotropes suggest that these 2D materials can adjust SPR sensor properties.
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46

Manuylovich, Egor, Kirill Tomyshev, and Oleg V. Butov. "Method for Determining the Plasmon Resonance Wavelength in Fiber Sensors Based on Tilted Fiber Bragg Gratings." Sensors 19, no. 19 (September 30, 2019): 4245. http://dx.doi.org/10.3390/s19194245.

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Surface plasmon resonance-based fiber-optic sensors are of increasing interest in modern sensory research, especially for chemical and biomedical applications. Special attention deserves to be given to sensors based on tilted fiber Bragg gratings, due to their unique spectral properties and potentially high sensitivity and resolution. However, the principal task is to determine the plasmon resonance wavelength based on the spectral characteristics of the sensor and, most importantly, to measure changes in environmental parameters with high resolution, while the existing indirect methods are only useable in a narrow spectral range. In this paper, we present a new approach to solving this problem, based on the original method of determining the plasmon resonance spectral position in the automatic mode by precisely calculating the constriction location on the transmission spectrum of the sensor. We also present an experimental comparison of various data processing methods in both a narrow and a wide range of the refractive indexes. Application of our method resulted in achieving a resolution of up to 3 × 10−6 in terms of the refractive index.
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Wang, Kun, Zheng Zheng, Yalin Su, Yanmei Wang, Zhiyou Wang, Lusheng Song, Jim Diamond, and Jinsong Zhu. "High-Sensitivity Electro-Optic-Modulated Surface Plasmon Resonance Measurement Using Multilayer Waveguide-Coupled Surface Plasmon Resonance Sensors." Sensor Letters 8, no. 2 (April 1, 2010): 370–74. http://dx.doi.org/10.1166/sl.2010.1255.

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48

Lee, Seunghun, Hyerin Song, Heesang Ahn, Seungchul Kim, Jong-ryul Choi, and Kyujung Kim. "Fiber-Optic Localized Surface Plasmon Resonance Sensors Based on Nanomaterials." Sensors 21, no. 3 (January 26, 2021): 819. http://dx.doi.org/10.3390/s21030819.

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Applying fiber-optics on surface plasmon resonance (SPR) sensors is aimed at practical usability over conventional SPR sensors. Recently, field localization techniques using nanostructures or nanoparticles have been investigated on optical fibers for further sensitivity enhancement and significant target selectivity. In this review article, we explored varied recent research approaches of fiber-optics based localized surface plasmon resonance (LSPR) sensors. The article contains interesting experimental results using fiber-optic LSPR sensors for three different application categories: (1) chemical reactions measurements, (2) physical properties measurements, and (3) biological events monitoring. In addition, novel techniques which can create synergy combined with fiber-optic LSPR sensors were introduced. The review article suggests fiber-optic LSPR sensors have lots of potential for measurements of varied targets with high sensitivity. Moreover, the previous results show that the sensitivity enhancements which can be applied with creative varied plasmonic nanomaterials make it possible to detect minute changes including quick chemical reactions and tiny molecular activities.
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Huang, Tianye, Shuwen Zeng, Xiang Zhao, Zhuo Cheng, and Perry Shum. "Fano Resonance Enhanced Surface Plasmon Resonance Sensors Operating in Near-Infrared." Photonics 5, no. 3 (August 10, 2018): 23. http://dx.doi.org/10.3390/photonics5030023.

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In the phase-sensitivity-based surface plasmon resonance (SPR) sensing scheme, the highest phase jump usually happens at the darkness or quasi-darkness reflection point, which results in low power for detection. To overcome such a limitation, in this paper, a waveguide-coupled SPR configuration is proposed to work at near-infrared. The coupling between surface plasmon polariton (SPP) mode and photonic waveguide (PWG) mode results in electromagnetically induced transparency (EIT) and asymmetric Fano resonance (FR). Near the resonance, the differential phase between p-polarized and s-polarized incident waves experience drastic variation upon change of the surrounding refractive index. More importantly, since the FR occurs at the resonance slope of SPP mode, the corresponding phase change is accompanied with relatively high reflectivity, which is essential for signal-to-noise ratio (SNR) enhancement and power consumption reduction. Phase sensitivity up to 106 deg/RIU order with a minimum SPR reflectivity higher than 20% is achieved. The proposed scheme provides an alternative approach for high-performance sensing applications using FR.
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Suvarnaphaet, Phitsini, and Suejit Pechprasarn. "Enhancement of Long-Range Surface Plasmon Excitation, Dynamic Range and Figure of Merit Using a Dielectric Resonant Cavity." Sensors 18, no. 9 (August 22, 2018): 2757. http://dx.doi.org/10.3390/s18092757.

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In this paper, we report a theoretical framework on the effect of multiple resonances inside the dielectric cavity of insulator-insulator-metal-insulator (IIMI)-based surface plasmon sensors. It has been very well established that the structure can support both long-range surface plasmon polaritons (LRSPP) and short-range surface plasmon polaritons (SRSPP). We found that the dielectric resonant cavity under certain conditions can be employed as a resonator to enhance the LRSPP properties. These conditions are: (1) the refractive index of the resonant cavity was greater than the refractive index of the sample layer and (2) when light propagated in the resonant cavity and was evanescent in the sample layer. We showed through the analytical calculation using Fresnel equations and rigorous coupled wave theory that the proposed structure with the mentioned conditions can extend the dynamic range of LRSPP excitation and enhance at least five times more plasmon intensity on the surface of the metal compared to the surface plasmon excited by the conventional Kretschmann configuration. It can enhance the dip sensitivity and the dynamic range in refractive index sensing without losing the sharpness of the LRSPP dip. We also showed that the interferometric modes in the cavity can be insensitive to the surface plasmon modes. This allowed a self-referenced surface plasmon resonance structure, in which the interferometric mode measured changes in the sensor structure and the enhanced LRSPP measured changes in the sample channel.
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