Academic literature on the topic 'Single crystal elastic constant'

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Journal articles on the topic "Single crystal elastic constant"

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Tahiri, Abdellah, Mohamed Idiri, and Brahim Boubeker. "Mechanicals Behaviors of Tungsten-Rhenium Alloy Single Crystals from 77K to 300K - Atomic Simulation Study." International Journal of Engineering Research in Africa 50 (September 2020): 177–81. http://dx.doi.org/10.4028/www.scientific.net/jera.50.177.

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The elastic constants of tungsten-rhenium alloy single crystals were calculated by simulation atomic method using embedded method atom of interatomic potential. The found results show that elastic constants are proportional to the rhenium concentration up to 25 at% Re at room temperature. By following, we observed the elastic constant C44 dependency of temperature and decreased of elastic constant C’=1/2(C11-C12) when the Re atom addition increases. We have found that a growing instability of the bcc crystal structure. Our parameter calculation model is in good agreement with experimental data
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Gnäupel-Herold, Thomas, Paul C. Brand, and Henry J. Prask. "Calculation of Single-Crystal Elastic Constants for Cubic Crystal Symmetry from Powder Diffraction Data." Journal of Applied Crystallography 31, no. 6 (1998): 929–35. http://dx.doi.org/10.1107/s002188989800898x.

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In this work a method is developed that allows the computation of the single-crystal elastic constants for crystals of cubic symmetry from the diffraction elastic constants. The diffraction elastic constants can be obtained by measuring thehkl-dependent lattice strain response to an applied stress. Because of theirhkldependence they represent, partially, the anisotropic nature of the single-crystal elastic constants. The computation of the single-crystal elastic constants is carried out by a least-squares refinement which fits the calculated diffraction elastic constants to the measured ones.
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Kusz, B., R. Barczynski, M. Gazda, et al. "Elastic constant and internal friction in YBa2Cu3Ox single crystal." Solid State Communications 76, no. 3 (1990): 357–60. http://dx.doi.org/10.1016/0038-1098(90)90854-5.

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Pethrick, Richard A., John N. Sherwood, and Choon Sup Yoon. "Ultrasonic studies of benzophenone single crystals II. Elastic constant measurements on a perfect single crystal." Philosophical Magazine A 65, no. 5 (1992): 1033–47. http://dx.doi.org/10.1080/01418619208201494.

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Chu, F., Ming Lei, S. A. Maloy, T. E. Mitchell, A. Migliori, and J. Garrett. "Single crystal elastic constants of NbSi2." Philosophical Magazine B 71, no. 3 (1995): 373–82. http://dx.doi.org/10.1080/13642819508239040.

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Wang, C., Katsushi Tanaka, Kyosuke Kishida, and Haruyuki Inui. "Elastic Properties of L10-Ordered Single Crystals." Advanced Materials Research 26-28 (October 2007): 221–24. http://dx.doi.org/10.4028/www.scientific.net/amr.26-28.221.

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The temperature dependence of single-crystal elastic constants of L10-ordered single-crystals of FePd . A complete set of elastic constants has been determined with the resonance ultrasound spectroscopy technique. The compounds clearly show a tetragonal elastic anisotropy, c11 < c33 and c44 < c66. The temperature dependencies of the anisotropies are not simply explained by the variation of axial ratio (c/a) of the crystal.
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Yamaguchi, Keishi, Mutsumi Touge, Takayuki Nakano, and Junji Watanabe. "Study on Lapping and Constant-Pressure Grinding of Single-Crystal SiC." Advanced Materials Research 76-78 (June 2009): 282–87. http://dx.doi.org/10.4028/www.scientific.net/amr.76-78.282.

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Silicon carbide (SiC) single crystal has many advantages comparing with silicon single crystal, such as wide band-gap, hardness and various stable physical properties at high temperature and severe chemical environments. SiC semiconductor substrate is expected to be applied to high power devices and sensor devices in the severe environments. The polishing process under ultraviolet-ray irradiation has been developed in our laboratory to achieve the mirror-finish process of single-crystal SiC. In this paper, after the confirmation of the elastic deformation behavior of SiC single crystal using t
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Canistraro, Howard A., Eric H. Jordan, Shi Shixiang, Leroy H. Favrow, and Francis A. Reed. "Elastic Constants of Single Crystal Hastelloy X at Elevated Temperatures." Journal of Engineering Materials and Technology 120, no. 3 (1998): 242–47. http://dx.doi.org/10.1115/1.2812350.

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An acoustic time of flight technique is described in detail for measuring the elastic constants of cubic single crystals that allows for the constants to be determined at elevated temperature. Although the overall technique is not new, various aspects of the present work may prove extremely useful to othersinterested in finding these values, especially for aerospace materials applications. Elastic constants were determined for the nickel based alloy, Hastelloy X from room temperature to 1000°C. Accurate elastic constants were needed as part of an effort to predict both polycrystal mechanical p
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Kurita, Masanori, Ikuo Ihara, and Nobuyuki Ono. "Residual Stress Measurement of Silicon Nitride and Silicon Carbide by X-Ray Diffraction Using Gaussian Curve Method." Advances in X-ray Analysis 32 (1988): 459–69. http://dx.doi.org/10.1154/s0376030800020784.

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The residual stress induced by grinding or some thermal treatment has a large effect on the strength of ceramics. The X-ray technique can be used to nondestructively measure the residual stress in small areas on the surface of polycrystalline materials. The X-ray stress measurement is based on. the continuum mechanics for macroscopically isotropic polycrystalline materials. In this method, the stress value is calculated selectively from strains of a particular diffraction plane in the grains which are favorably oriented for the diffraction. In general, however, the elastic constants of a singl
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Mazzolai, G., A. Biscarini, R. Campanella, B. Coluzzi, and F. M. Mazzolai. "Elastic constant softening and martensite nucleation in a CuZnAl single crystal." Journal of Alloys and Compounds 310, no. 1-2 (2000): 318–23. http://dx.doi.org/10.1016/s0925-8388(00)01017-3.

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Dissertations / Theses on the topic "Single crystal elastic constant"

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Karim, Md Afzalul. "The Measurement of the Third-order Elastic Constants for La3ga5sio14 (Lgs) and La3ga55ta05o14 (Lgt) Single Crystal." Thesis, University of North Texas, 2013. https://digital.library.unt.edu/ark:/67531/metadc407770/.

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Recently, the development of electronic technology towards higher frequencies and larger band widths has led to interest in finding new piezoelectric materials, which could be used to make filters with larger pass band widths and oscillators with better frequency stability. Langasite (La3Ga5SiO14, LGS) and its isomorphs have enticed considerable attention of researchers as a potential substrate material for piezoelectric device applications because of its high frequency stability and fairly good electromechanical coupling factors for acoustic wave devices. Nonlinear effect including drive leve
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Hou, Weimin. "A novel method for the determination of single crystal elastic constants using powder X-ray diffraction." Thesis, University of Ottawa (Canada), 2002. http://hdl.handle.net/10393/6338.

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The elastic properties of a material have long been a subject of interest in materials science and physics. Especially, a complete determination of the single crystal compliance and stiffness tensor is of great importance, as the single crystal elastic tensor provides a complete description of the elastic properties of a material. There are numerous materials that are only available in polycrystalline form. Many of these polycrystalline materials are of great interest, such as the polycrystalline materials synthesized under high pressure conditions, for which the elastic properties under high
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Du, Xinpeng. "Laser-Ultrasonic Measurement of Single-Crystal Elastic Constants from Polycrystalline Samples by Measuring and Modeling Surface Acoustic Wave Velocities." The Ohio State University, 2018. http://rave.ohiolink.edu/etdc/view?acc_num=osu1524177819455643.

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Marquardt, Hauke [Verfasser]. "Single-crystal elastic properties of geomaterials / Hauke Marquardt." Berlin : Freie Universität Berlin, 2009. http://d-nb.info/1023665158/34.

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Chen, Chih-Yung. "Frequency dependence of the conductivity and dielectric constant of single crystal La₂CuO₄₊y̳." Thesis, Massachusetts Institute of Technology, 1990. https://hdl.handle.net/1721.1/128802.

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Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 1990.<br>On t.p. "y" is subscript.<br>Includes bibliographical references (p. 136-143).<br>by Chih-Yung Chen.<br>Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 1990.
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Si, Xiuhua. "Applications of the thermodynamics of elastic, crystalline materials." Texas A&M University, 2005. http://hdl.handle.net/1969.1/4177.

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The thermodynamic behaviors of multicomponent, elastic, crystalline solids under stress and electro-magnetic fields are developed, including the extension of Euler’s equation, Gibbs equation, Gibbs-Duhem equation, the conditions to be expected at equilibrium, and an extension of the Gibbs phase rule. The predictions of this new phase rule are compared with experimental observations. The stress deformation behaviors of the single martensitic crystal with and without magnetic fields were studied with the stress deformation equation derived by Slattery and Si (2005). One coherent interfacial
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Nakládal, Martin. "Charakterizace materiálů pro perovskitové solární články transientními metodami." Master's thesis, Vysoké učení technické v Brně. Fakulta elektrotechniky a komunikačních technologií, 2020. http://www.nusl.cz/ntk/nusl-413234.

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This thesis deals with the study of the lifetime of charge carriers in perovskite single crystals. The principle of perovskite solar cells is formulated, their main structures are characterized and the history of the development of perovskite solar cells is summarized, especially in terms of efficiency. The properties of perovskite single crystals with perovskite solar cells are compared. For measurement purposes, transient methods, impedance spectroscopy, load characteristics and the dependence of sensitivity and photocurrent on the wavelength of incident radiation are described. The practica
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Majumdar, Madhabi. "Elastic Constants, Viscosities and Fluctuation Modes of Certain Bent-Core Nematic Liquid Crystals Studied by Dynamic Light Scattering and Magnetic Field Induced Orientational Distortion." Kent State University / OhioLINK, 2011. http://rave.ohiolink.edu/etdc/view?acc_num=kent1321991835.

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AYADI, MOHAMED. "Contribution a l'etude de la dynamique de reseau de quelques composes de la serie de la mathlockite (pbfcl)." Université Louis Pasteur (Strasbourg) (1971-2008), 1986. http://www.theses.fr/1986STR13183.

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Etude de l'energie de cohesion de composes a structure de mathlockite; conditions de stabilite, expressions de la polarisation ionique, des constantes d'elasticite et des constantes dielectriques (modele de la coquille, presence de sites non centrosymetriques). Condition de synthese et de croissance cistalline de cahcl, bafcl, pbfcl et biocl; spectres raman et ir. Analyse des spectres de reflexion ir de bafcl (kramers-kronig et oscillateur classique). Determination de la densite d'etats et de la dispersion de phonons pour bafcl; calcul de certaines constantes d'elasticite
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Zhang, JianFeng. "Neutron diffraction and micromechanical modelling for elastic constant and stress determination in polycrystals." Thesis, 2014. http://hdl.handle.net/1959.13/1040282.

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Research Doctorate - Doctor of Philosophy (PhD)<br>Micromechanics has been a popular scientific topic since the late 19th century. The anisotropic mechanical properties of crystals and the complexity of the interaction across grain boundaries were obstacles for revealing a rigorous connection between macroscopic and microscopic stresses and strains. The development of neutron and synchrotron diffraction enables practitioners to accurately measure the internal strains for certain groups of crystallites with the same orientation. This provides us experimental possibilities for analysing the micr
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Books on the topic "Single crystal elastic constant"

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Wern, Harald. Single crystal elastic constants and calculated bulk properties: A handbook. Logos, 2004.

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National Institute of Standards and Technology (U.S.), ed. Determination of the single crystal elastic constants by diffraction from a cubic polycrystal. U.S. Dept. of Commerce, Technology Administration, National Institute of Standards and Technology, 2003.

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Zhuang, Li, Bradt Richard C, and United States. National Aeronautics and Space Administration., eds. Thermal expansion and elastic anisotropy in single crystal AlÓ ́and SiC reinforcements. National Aeronautics and Space Administration, 1994.

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Ali, Abdul-Aziz, McGaw Michael A. 1959-, and Lewis Research Center, eds. Elastic response of (001)-oriented PWA 1480 single crystal: The influence of secondary orientation. Lewis Research Center, 1991.

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Ali, Abdul-Aziz, McGaw Michael A. 1959-, and Lewis Research Center, eds. Elastic response of (001)-oriented PWA 1480 single crystal: The influence of secondary orientation. Lewis Research Center, 1991.

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Elastic response of (001)-oriented PWA 1480 single crystal: The influence of secondary orientation. Lewis Research Center, 1991.

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Sreeramesh, Kalluri, McGaw Michael A, and United States. National Aeronautics and Space Administration., eds. The influence of primary and secondary orientations on the elastic response of a nickel-base single-crystal superalloy. National Aeronautics and Space Administration, 1993.

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The influence of primary and secondary orientations on the elastic response of a nickel-base single-crystal superalloy. National Aeronautics and Space Administration, 1993.

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Saito, R., A. Jorio, J. Jiang, K. Sasaki, G. Dresselhaus, and M. S. Dresselhaus. Optical properties of carbon nanotubes and nanographene. Edited by A. V. Narlikar and Y. Y. Fu. Oxford University Press, 2017. http://dx.doi.org/10.1093/oxfordhb/9780199533053.013.1.

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This article examines the optical properties of single-wall carbon nanotubes (SWNTs) and nanographene. It begins with an overview of the shape of graphene and nanotubes, along wit the use of Raman spectroscopy to study the structure and exciton physics of SWNTs. It then considers the basic definition of a carbon nanotube and graphene, focusing on the crystal structure of graphene and the electronic structure of SWNTs, before describing the experimental setup for confocal resonance Raman spectroscopy. It also discusses the process of resonance Raman scattering, double-resonance Raman scattering
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Book chapters on the topic "Single crystal elastic constant"

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Yoneda, Akira, and Masana Morioka. "Pressure Derivatives of Elastic Constants of Single Crystal Forsterite." In High-Pressure Research: Application to Earth and Planetary Sciences. American Geophysical Union, 2013. http://dx.doi.org/10.1029/gm067p0207.

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Graham, Earl K., and G. R. Barsch. "Elastic constants of single-crystal forsterite as a function of temperature and pressure." In Elastic Properties and Equations of State. American Geophysical Union, 1988. http://dx.doi.org/10.1029/sp026p0271.

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Sumino, Yoshio, Orson L. Anderson, and Isao Suzuki. "Temperature coefficients of elastic constants of single crystal MgO between 80 And 1,300 K." In Elastic Properties and Equations of State. American Geophysical Union, 1988. http://dx.doi.org/10.1029/sp026p0503.

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Ogawa, Toshio. "Elastic Constants Evaluated by Sound Velocities in Relaxor Single-Crystal Plates Applying to Ultrasonic Probe for Medical Uses." In Ceramic Transactions Series. John Wiley & Sons, Inc., 2017. http://dx.doi.org/10.1002/9781119407270.ch47.

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Weidner, Donald J., Jay D. Bass, A. E. Ringwood, and William Sinclair. "The single-crystal elastic moduli of stishovite." In Elastic Properties and Equations of State. American Geophysical Union, 1988. http://dx.doi.org/10.1029/sp026p0459.

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Dinçkal, Çiğdem. "Harmonic Decomposition of Elastic Constant Tensor and Crystal Symmetry." In Transactions on Engineering Technologies. Springer Netherlands, 2014. http://dx.doi.org/10.1007/978-94-017-8832-8_14.

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Schranz, W., A. Fuith, P. Dolinar, H. Warhanek, M. Haluška, and H. Kuzmany. "Low-Frequency Elastic Response in Single-Crystal C60." In Springer Series in Solid-State Sciences. Springer Berlin Heidelberg, 1993. http://dx.doi.org/10.1007/978-3-642-85049-3_28.

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Yeganeh-Haeri, Amir, Donald J. Weidner, and Eiji Ito. "Single-Crystal Elastic Moduli of Magnesium Metasilicate Perovskite." In Perovskite: A Structure of Great Interest to Geophysics and Materials Science. American Geophysical Union, 2013. http://dx.doi.org/10.1029/gm045p0013.

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Nohara, M., T. Suzuki, Y. Maeno, T. Fujita, I. Tanaka, and H. Kojima. "Elastic Anomaly of La1.85Sr0.15CuO4 Single Crystal at the Structural Phase Transition." In Springer Proceedings in Physics. Springer Berlin Heidelberg, 1992. http://dx.doi.org/10.1007/978-3-642-77154-5_41.

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Spetzler, Hartmut. "Equation of state of polycrystalline and single-crystal MgO to 8 kilobars and 800°K." In Elastic Properties and Equations of State. American Geophysical Union, 1988. http://dx.doi.org/10.1029/sp026p0290.

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Conference papers on the topic "Single crystal elastic constant"

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Gonzalez, M., A. Bartasyte, B. Dulmet, et al. "Estimation of temperature dependence of C44 elastic constant in LiTaO3 single crystals." In 2015 IEEE International Ultrasonics Symposium (IUS). IEEE, 2015. http://dx.doi.org/10.1109/ultsym.2015.0114.

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Haldipur, P. "Estimation of Single-Crystal Elastic Constants from Ultrasonic Measurements on Polycrystalline Specimens." In QUANTITATIVE NONDESTRUCTIVE EVALUATION. AIP, 2004. http://dx.doi.org/10.1063/1.1711735.

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Arakere, Nagaraj K., Shadab Siddiqui, Shannon Magnan, Fereshteh Ebrahimi, and Luis E. Forero. "Investigation of Three-Dimensional Stress Fields and Slip Systems for FCC Single Crystal Superalloy Notched Specimens." In ASME Turbo Expo 2004: Power for Land, Sea, and Air. ASMEDC, 2004. http://dx.doi.org/10.1115/gt2004-53938.

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Metals and their alloys, except for a few intermetallics, are inherently ductile, i.e. plastic deformation precedes fracture in these materials. Therefore, resistance to fracture is directly related to the development of the plastic zone at the crack tip. Recent studies indicate that the fracture toughness of single crystals depends on the crystallographic orientation of the notch as well as the loading direction. In general, the dependence of crack propagation resistance on crystallographic orientation arises from the anisotropy of (i) elastic constants, (ii) plastic deformation (or slip), an
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Zha, Chang-sheng, Thomas S. Duffy, Ho-kwang Mao, and Russell J. Hemley. "High-pressure Brillouin scattering and elastic constants of single-crystal hydrogen to 24 GPa." In High-pressure science and technology—1993. AIP, 1994. http://dx.doi.org/10.1063/1.46496.

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Haldipur, P. "Estimation of Single-Crystal Elastic Constants of Polycrystalline Materials from Back-Scattered Grain Noise." In QUANTITATIVE NONDESTRUCTIVE EVALUATION. AIP, 2006. http://dx.doi.org/10.1063/1.2184652.

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Krivosheina, M. N., S. V. Kobenko, and E. V. Tuch. "The relationship between elastic constants and structure of shock waves in a zinc single crystal." In PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS WITH HIERARCHICAL STRUCTURE FOR NEW TECHNOLOGIES AND RELIABLE STRUCTURES 2017 (AMHS’17). Author(s), 2017. http://dx.doi.org/10.1063/1.5013788.

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Ito, Hideaki, Kazuhisa Sato, Atsushi Unemoto, Koji Amezawa, and Tatsuya Kawada. "Evaluation of Mechanical Properties of SOFC Components by Nano-Indentation Tests." In ASME 2010 8th International Conference on Fuel Cell Science, Engineering and Technology. ASMEDC, 2010. http://dx.doi.org/10.1115/fuelcell2010-33158.

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The Young’s modulus and the hardness of single crystals and polycrystalline sintered compacts of yttria-stabilized zirconia (YSZ), (Y2O3)x(ZrO2)1−x (x = 0.08, 0.10) was investigated by using the nano-indentation method. Together with results obtained by the secondary electron microscope observation and the electron backscattering diffraction analysis, the effect of the crystal orientation on the mechanical properties was discussed. It was empirically demonstrated that the Young’s modulus of YSZ depends on the crystal orientation. The Young’s modulus of YSZ showed the highest value on the (001)
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Zhang, Yiqing, and Lifeng Wang. "Vibration of Rectangular Single-Layered Black Phosphorus." In ASME 2017 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2017. http://dx.doi.org/10.1115/imece2017-71056.

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Two-dimensional layered crystal material black phosphorus (BP) has attracted extensive attention due to its excellent property and practical applications. Single-layered BP has a characteristic puckered structure which leads to two anisotropic in-plane directions. The vibration properties of this puckered structure material would be very interesting. Thermal vibration of a rectangular single-layered BP is studied by using continuum orthotropic plate models together with molecular dynamics (MD) simulation. Five elastic constants including two bending moduli, two Poisson’s ratios, and one shear
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Kaneko, Yasutomo. "Study on Vibration Characteristics of Single Crystal Blade and Directionally Solidified Blade." In ASME 2011 Turbo Expo: Turbine Technical Conference and Exposition. ASMEDC, 2011. http://dx.doi.org/10.1115/gt2011-45032.

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In modern gas turbines, SC (Single Crystal) and DS (Directionally Solidified) nickel alloys are applied which, compared to CC (Conventionally Casting) alloys, hold a higher cyclic life and a significantly improved creep rupture strength. Because SC and DS alloys feature a significant directionally dependence of material properties, the vibration analysis of the SC and DS blade has to be carried out, taking account of the anisotropy of material properties. In the vibration analysis by FEA (Finite Element Analysis), the DS blade has to be modeled approximately as transverse orthotropic material,
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Erturk, Alper, Ho-Yong Lee, and Daniel J. Inman. "Investigation of Soft and Hard Ceramics and Single Crystals for Resonant and Off-Resonant Piezoelectric Energy Harvesting." In ASME 2010 Conference on Smart Materials, Adaptive Structures and Intelligent Systems. ASMEDC, 2010. http://dx.doi.org/10.1115/smasis2010-3796.

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Piezoelectric materials have received the most attention for vibration-to-electricity conversion over the last decade. Harmonic excitation is the most commonly investigated form of excitation in piezoelectric energy harvesting and it can be divided into two subgroups as resonant and off-resonant excitations. Although resonant excitation is preferred for extracting the maximum electrical power output from the device, there are several practical cases where it is not possible to excite the energy harvester at its resonance frequency (e.g. varying frequency excitations or very low frequency excit
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Reports on the topic "Single crystal elastic constant"

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DeWit, Roland. Determination of the single crystal elastic constraints by diffraction from a cubic polycrystal. National Institute of Standards and Technology, 2003. http://dx.doi.org/10.6028/nist.ir.6944.

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Glushko, E. Ya, and A. N. Stepanyuk. New perspectives to improve accuracy of the molar gas constant using pneumatic photonic structures. [б. в.], 2018. http://dx.doi.org/10.31812/123456789/2873.

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In this work, a method is proposed to determine the molar constant R with the relative standard uncertainty near 10^-10 that is based on an extra accurate volume controlling and high sensitive pressure measurements in the framework of scale echeloning procedure. An essential moment of the method is uniting of results for two measurement scales with increased relative standard uncertainty (10^-5) to obtain the higher precise level. The gas-filled 1D elastic pneumatic photonic crystal is proposed as an optical indicator of pressure which can unite several pressure scales of magnitude.
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