Academic literature on the topic 'Pierre – microscopie'

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Journal articles on the topic "Pierre – microscopie"

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Erlandsen, Stanley L. "Microscopy Society of America." Microscopy and Microanalysis 8, no. I1 (2002): 36–37. http://dx.doi.org/10.1017/s1431927602021098.

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It is my pleasure to welcome you to Microscopy and Microanalysis 2002, jointly sponsored by the Microscopy Society of America, Microbeam Analysis Society, Microscopy Society of Canada/Société de Microscopie du Canada, and the International Metallographic Society. An excellent program with an outstanding list of invited speakers for symposia has been assembled by the Program Committee consisting of the Chair, Edgar Voelkl, and Co-Chairs, David Piston (MSA), Raynald Gauvin (MAS/MSC), and Allan Lockley (IMS). Highlights of Microscopy and Microanalysis 2002 include the world's largest display of m
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Gagnon, Jean-Marie. "La caisse sous le microscope." Critique 37, no. 1 (2005): 131–45. http://dx.doi.org/10.7202/057013ar.

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Pour le meilleur ou pour le pire, de nombreux travailleurs se voient forcés par leur contrat de travail de confier à une caisse de retraite la gestion d'une partie importante de leurs économies. C'est ainsi que sont nés des investisseurs institutionnels de première importance, comme la caisse de retraite des employés municipaux de l'Ontario et celle des enseignants de cette province. La Caisse de dépôt et placement du Québec est le plus important de ces gestionnaires. Elle occupe l'avant-scène financière. Tous les Québécois, et même les Canadiens des autres provinces, scrutent ses moindres déc
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Weber, Walter. "Das Herz von Frédéric de Wangen, Bischof von Basel, 1776-1782." Gesnerus 53, no. 1-2 (1996): 15–26. http://dx.doi.org/10.1163/22977953-0530102003.

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leaden heart-shaped case with the year 1782 engraved, was found in the church St. Pierre in Porrentruy, Switzerland. It contained a preserved heart. Preservation had been obtained with vegetable materials and was such that microscopic and electron-microscopic preparations could be made. Tt was the heart of the bishop of Basel, Frédéric de Wangen. The heart is studied anatomically, and the historical background of the find is presented.
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Somdet Katib and Kanchana Rungsihirunrat. "Macroscopic-microscopic characteristics and AFLP fingerprint for identification of Erythroxylum novogranatense, E. cambodianum and E. cuneatum endemic to Thailand." International Journal of Research in Pharmaceutical Sciences 11, no. 4 (2020): 6144–54. http://dx.doi.org/10.26452/ijrps.v11i4.3288.

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Erythroxylum novogranatense (Morris) Hieron, E. cambodianum Pierre and E. cuneatum (Miq.) Kurz in family Erythroxylaceae was traditionally used as an antipyretic, general stimulant and gastrointestinal diseases. Due to their morphological similarity, the correct identification was necessary for the quality control in herbal medicine. E. novogranatense (Morris) Hieron, E. cambodianum Pierre and E. cuneatum (Miq.) Macroscopic and microscopic characteristics evaluated Kurz endemic to Thailand according to WHO standard guideline and amplified fragment length polymorphism (AFLP) fingerprint. Morpho
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Carmichael, Élizabeth, Stéphane Doyon, and Isabelle Paradis. "Chronique du Centre de conservation du Québec." Études 16 (September 14, 2018): 47–62. http://dx.doi.org/10.7202/1051324ar.

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Pour cette troisième collaboration à Rabaska, le Centre de conservation du Québec (Ccq) nous offre deux textes préparés autour du thème de la miniature. Stéphane Doyon, de l’atelier bois, traite de la restauration de la maquette vieille de 150 ans d’une église représentée à l’échelle 1:24 et de grande qualité, tandis que Isabelle Paradis, de l’atelier métal-pierre, décrit l’apport que peut avoir l’étude microscopique des finis peints à la documentation et la conservation des bâtiments patrimoniaux.
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Castro, Ray Mundo Martins, Ruy Gastaldoni Jaeger, Sinesio Talhari, and Ney Soares de Araújo. "Piedra negra: estudo de seu agente etiológico em microscopia eletrônica de varredura." Revista do Instituto de Medicina Tropical de São Paulo 29, no. 4 (1987): 251–52. http://dx.doi.org/10.1590/s0036-46651987000400011.

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No presente trabalho foi realizado estudo em microscopia eletrônica de varredura do fungo Piedraia hortae, através de material obtido de lesões no cabelo de índios do Amazonas. O exame em microscopia eletrônica revelou ascosporos poliédricos, ovóides e arredondados, arranjados isoladamente ou na forma de pseudohifas, de permeio a material extracelular densamente compactado.
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Lange-Bertalot, Horst, and Gabriele Hofmann. "Navicula pierre-comperei sp. nov. (Bacillariophyta), a small benthic diatom recently observed in several Central European rivers." Plant Ecology and Evolution 147, no. (3) (2014): 463–66. https://doi.org/10.5091/plecevo.2014.1060.

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<b>Background and aims</b> – An unidentifiable naviculoid diatom was found in several small rivers of Germany over some years of routine water monitoring. Since it occurred rather abundantly in places taxonomical and ecological definition is required. <b>Methods</b> – Acid-cleaned diatom material, mounted in Naphrax, was observed and photographed in a light microscope with PlanAPO objectives, for SEM analysis gold-sputtered on stubs using Hitachi S 4500 field emission techniques. <b>Key results</b> – <i>Navicula pierre-comperei</i> is described and proposed as a new species. It is compared in
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Barron, Laurence D. "False Chirality, Absolute Enantioselection and CP Violation: Pierre Curie’s Legacy." Magnetochemistry 6, no. 1 (2020): 5. http://dx.doi.org/10.3390/magnetochemistry6010005.

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The 1884 suggestion of Pierre Curie (1859–1906) that the type of dissymmetry shown by collinear electric and magnetic fields may induce an enantiomeric excess, in a chemical reaction that would otherwise produce a racemic mixture, is explored in the context of fundamental symmetry arguments. Curie’s arrangement exhibits false chirality (time-noninvariant enantiomorphism), and so it may not induce absolute enantioselection (ae) in a process that has reached thermodynamic equilibrium, since it does not lift the degeneracy of chiral enantiomers. However, it may do so in far-from-equilibrium proce
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Guédon, Jeanne-Sylvine, and Jean-Louis Durville. "L’analyse pétrographique : un outil de la géologie de l’ingénieur." Revue Française de Géotechnique, no. 164 (2020): 3. http://dx.doi.org/10.1051/geotech/2020020.

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L’examen pétrographique des matériaux rocheux utilisés en génie civil (pierres en œuvre, granulats pour béton) permet de mettre en évidence des éléments nuisibles ou des caractéristiques défavorables et, plus généralement, d’évaluer l’aptitude à une utilisation donnée, en complément d’essais pétrophysiques et mécaniques. L’accent est mis sur l’analyse pétrographique de lames minces au microscope optique polarisant, éventuellement complétée par l’examen au microscope électronique à balayage. Cette analyse peut être utilisée a priori, lors d’une recherche de matériaux, ou pour le diagnostic de d
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Wang, Qing Cheng, Xiao Dong Yang, Guang Rui Shang, Zhuo Juan Yang, Guo Hua Cao, and Hong Ji Xu. "Modeling and Analysis of the Supporting Force of Water Strider’s Legs." Applied Mechanics and Materials 138-139 (November 2011): 356–61. http://dx.doi.org/10.4028/www.scientific.net/amm.138-139.356.

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In this paper, the microstructure of the water strider’s legs was observed, the lengths, diameters of the water strider’s legs were measured by the instruments such as scanning electron microscope . The supporting force model of water strider’s legs was established, the factors associated with the supporting force were analyzed. The critical conditions in which water strider’s legs do not pierce the water surface were discussed. the maximum supporting force of water strider’s single hind leg was calculated according to the supporting force model of water strider’s legs, the calculated value is
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Dissertations / Theses on the topic "Pierre – microscopie"

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Berthonneau, Jérémie. "Le rôle des minéraux argileux dans la dégradation de la pierre : application à la conservation de la "Pierre du Midi" en termes de durabilité et compatibilité des matériaux en oeuvre." Phd thesis, Aix-Marseille Université, 2013. http://tel.archives-ouvertes.fr/tel-00958572.

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De par l'étendue de leur répartition géographique et la facilité de leur extraction, les molasses d'âge miocène du bassin rhodanien ont été largement exploitées par l'homme comme pierre de construction depuis le début de l'ère chrétienne. Le patrimoine bâti provençal érigé à l'aide de ce matériau, connu sous le nom de " Pierre du Midi ", et exposé aux intempéries depuis plus de cinq cents ans présente cependant un certain nombre de morphologies de dégradations. Parmi ces dégradations, la desquamation en plaques a la particularité de se développer en dehors des zones de remontées capillaires ai
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Godet, Marie. "Jaunissement de la pierre par laser : origines et remèdes." Thesis, Paris, Muséum national d'histoire naturelle, 2017. http://www.theses.fr/2017MNHN0001/document.

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Le nettoyage laser Nd:YAG Q-switched (1064 nm) confère souvent aux surfaces nettoyées un aspect plus jaune que les autres techniques de nettoyage. Cet effet jaune peut conduire à l’obtention de contrastes de couleur inesthétiques si différentes techniques de nettoyage sont utilisées sur un même ensemble architectural, comme c’est le cas par exemple pour le portail des Valois de la basilique Saint-Denis près de Paris. Une des hypothèses émises pour expliquer le phénomène est que le jaunissement laser serait lié à la présence de résidus d’irradiation nanométriques formés par interaction du faisc
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Cifuentes, Nava Maria del Carmen. "Mode de formation des muscles du vol chez un insecte lépidoptère rhopalocère : Pieris Brassicae L." Paris 6, 1986. http://www.theses.fr/1986PA066502.

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INÁCIO, Cícero Pinheiro. "Modelo de infecção in vitro da piedra branca, análise dos aspectos morfológicos, ultraestruturais e abordagem de identificação polifásica dos agentes etiológicos." Universidade Federal de Pernambuco, 2015. https://repositorio.ufpe.br/handle/123456789/16917.

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Submitted by Fabio Sobreira Campos da Costa (fabio.sobreira@ufpe.br) on 2016-05-11T14:03:23Z No. of bitstreams: 2 license_rdf: 1232 bytes, checksum: 66e71c371cc565284e70f40736c94386 (MD5) Dissertacao Final.pdf: 3056948 bytes, checksum: c1f1bdb2193095261e3561f1c0508bd9 (MD5)<br>Made available in DSpace on 2016-05-11T14:03:23Z (GMT). No. of bitstreams: 2 license_rdf: 1232 bytes, checksum: 66e71c371cc565284e70f40736c94386 (MD5) Dissertacao Final.pdf: 3056948 bytes, checksum: c1f1bdb2193095261e3561f1c0508bd9 (MD5) Previous issue date: 2015-02-20<br>CNPq<br>Piedra branca é uma infecção de e
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ROCHA, Ana Paula Santiago. "Piedra preta: características in vitro, aspectos ultraestruturais e identificação de novos agentes etiológicos." Universidade Federal de Pernambuco, 2015. https://repositorio.ufpe.br/handle/123456789/16596.

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Submitted by Fabio Sobreira Campos da Costa (fabio.sobreira@ufpe.br) on 2016-04-15T12:57:52Z No. of bitstreams: 2 license_rdf: 1232 bytes, checksum: 66e71c371cc565284e70f40736c94386 (MD5) Dissertação Mestrado, Rocha,APS.pdf: 1946617 bytes, checksum: b6dc0fb29dac8660c791c1a05c3de947 (MD5)<br>Made available in DSpace on 2016-04-15T12:57:52Z (GMT). No. of bitstreams: 2 license_rdf: 1232 bytes, checksum: 66e71c371cc565284e70f40736c94386 (MD5) Dissertação Mestrado, Rocha,APS.pdf: 1946617 bytes, checksum: b6dc0fb29dac8660c791c1a05c3de947 (MD5) Previous issue date: 2015-02-20<br>CAPEs<br>Pied
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Dierolf, Martin Johannes Verfasser], Franz [Akademischer Betreuer] Pfeiffer, Pierre [Akademischer Betreuer] Thibault, and Reinhard [Akademischer Betreuer] [Kienberger. "Ptychographic X-ray Microscopy and Tomography / Martin Johannes Dierolf. Betreuer: Franz Pfeiffer. Gutachter: Pierre Thibault ; Reinhard Kienberger ; Franz Pfeiffer." München : Universitätsbibliothek der TU München, 2015. http://d-nb.info/1091562199/34.

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Mathieu, Clément. "Endommagement des pierres du patrimoine par les sulfates de sodium : analyse multi-échelle par microscopie à force atomique (AFM),spectroscopie Raman et modélisation numérique." Electronic Thesis or Diss., CY Cergy Paris Université, 2024. http://www.theses.fr/2024CYUN1303.

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Les pierres du patrimoine subissent différentes sollicitations mécaniques,chimiques et/ou thermiques affectant leur durabilité. Comprendre les mécanismes conduisant à la fragilisation de ces matériaux est primordiale pour développer de nouvelles pratiques de conservation ou de restauration, permettantleur sauvegarde et leur transmission aux générations futures. La cristallisationde sels au sein des pierres du patrimoine est reconnue comme une cause majeure de leur endommagement. Le dérèglement climatique accentue l'impactdes sels, notamment par des variations plus fréquentes de l'environnement
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Blais, Catherine. "Rôle et métabolisme des ecdystéroïdes au niveau des disques imaginaux alaires de Pieris brassicae L. (Lepidoptère)." Paris 6, 1986. http://www.theses.fr/1986PA066217.

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Les disques imaginaux alaires de larves âgées et de prénymphes de Pieris brassicae (Lépidoptère) se différencient in vitro en présence d'ecdysone (0,2-4 mu m) ou de 20-hydroxyecdysone (0,2 mu m). Ces hormones sont métabolisées par les tissus imaginaux (organes entiers, homogénats ou fractions subcellulaires); les réactions intéressent trois positions de la molécule d'ecdysone: les carbones c-26 (26-hydroxylation et formation d'acides ecdysonoïques), c-20 (20-hydroxylation) et c-3 (formation réversible de dérivés 3-déhydro). Les systèmes enzymatiques responsables des réactions d'oxydation en c-
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Pieper, Christoph Michael Verfasser], Jörg [Akademischer Betreuer] Enderlein, Helmut [Akademischer Betreuer] Grubmüller, and Tim [Akademischer Betreuer] [Salditt. "Diffusion and Flow on Microscopic Length Scales Studied with Fluorescence Correlation Spectroscopy / Christoph Michael Pieper. Gutachter: Jörg Enderlein ; Helmut Grubmüller ; Tim Salditt. Betreuer: Jörg Enderlein." Göttingen : Niedersächsische Staats- und Universitätsbibliothek Göttingen, 2012. http://d-nb.info/1042305552/34.

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MOUCHE, Fabrice. "Etude structurale de macromolécules biologiques par cryomicroscopie électronique, reconstruction tridimensionnelle et recalage de données de cristallographie aux rayons X." Phd thesis, Université Pierre et Marie Curie - Paris VI, 2001. http://tel.archives-ouvertes.fr/tel-00006224.

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Parmi les disciplines représentatives de la biostructure, la cryomicroscopie électronique permet, au travers de techniques adaptées, d'atteindre de hautes résolutions. Mon travail a porté sur l'étude d'une catégorie de molécules, les particules isolées à faible degré de symétrie et entre autres sur les pigments respiratoires extracellulaires tels que les hémocyanines de céphalopodes (Vampyroteuthis infernalis, Benthoctopus species, Sepia officinalis) et une hémoglobine d'annélide (Lumbricus terrestris). Une approche empirique a été retenue, et nous a permis de différencier les informations tec
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Books on the topic "Pierre – microscopie"

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Thin-section petrography of stone and ceramic cultural materials. Archetype, 2008.

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Orrells, Daniel, Duncan F. Kennedy, Nicoletta Momigliano, et al. Antiquity in Print. Edited by Nora Goldschmidt, Fiachra Mac Góráin, and Charles Martindale. Bloomsbury Publishing Plc, 2024. http://dx.doi.org/10.5040/9781350407800.

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Daniel Orrells examines the ways in which the ancient world was visualized for Enlightenment readers, and reveals how antiquarian scholarship emerged as the principal technology for envisioning ancient Greek culture, at a time when very few people could travel to Greece which was still part of the Ottoman Empire. Offering a fresh account of the rise of antiquarianism in the 18th century, Orrells shows how this period of cultural progression was important for the invention of classical studies. In particular, the main focus of this book is on the visionary experimentalism of antiquarian book pr
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Beamish, Rob. Steroids. An Imprint of ABC-CLIO, LLC, 2011. http://dx.doi.org/10.5040/9798216018940.

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Sports fans or not, readers will be fascinated by this revealing examination of the pressures leading to the widespread use of steroids in sport and the negative, unintended consequences of their ban. From Baron Pierre de Coubertin's original objectives in establishing the modern Olympic Games to the increasingly widespread use of performance-enhancing drugs during the Cold War to the 1998 drug scandal during the Tour de France and beyond, Steroids: A New Look at Performance-Enhancing Drugs puts the social construction of steroids as a banned substance under the microscope and interprets the i
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Iliopoulos, John. Introduction. Oxford University Press, 2017. http://dx.doi.org/10.1093/oso/9780198805175.003.0001.

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The discovery of a new elementary particle at LHC, the large hadron collider operating at CERN, has stirred great emotion not only in the scientific community, but also in world media. In this little book we argue that this is due to the potential scientific of the discovery: it was the last missing piece in our struggle to understand the structure of the world and it may shed light on the origin of masses in the early Universe. We will explain that this particle is the remnant of a phase transition which occurred when the Universe was only a tiny fraction of a second old. In doing so we will
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Book chapters on the topic "Pierre – microscopie"

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Lavrov, Andrey I., and Alexander V. Ereskovsky. "Studying Porifera WBR Using the Calcerous Sponges Leucosolenia." In Methods in Molecular Biology. Springer US, 2022. http://dx.doi.org/10.1007/978-1-0716-2172-1_4.

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AbstractSponges (Porifera), basal nonbilaterian metazoans, are well known for their high regenerative capacities ranging from reparation of a lost body wall to whole-body regeneration from a small piece of tissues or even from dissociated cells. Sponges from different clades utilize different cell sources and various morphological processes to complete the regeneration. This variety makes these animals promising models for studying the evolution of regeneration in Metazoa. However, there are few publications concerning the regenerative mechanisms in sponges. This could be partially explained b
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Friedman, Nathan. "9. Iannis Xenakis’s Philosophy of Music, Stochastics, and the Postmodern Sublime." In Meta-Xenakis. Open Book Publishers, 2024. http://dx.doi.org/10.11647/obp.0390.11.

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In his writings and compositions from the mid-1950s to the early 1960s, Iannis Xenakis makes clear his intent to compose music that escapes the inherited structures of the Western tradition. As a way to achieve this goal, he uses stochastic techniques in order to uproot listeners’ expectations, but in a manner more attuned to the psychology of listening than his serialist contemporaries. One of his chief concerns is the hierarchy of temporalities as experienced by the listener and manipulated by the composer, a hierarchy whose levels range from the length of an entire piece down to microscopic
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McKeever, Paul E. "Laboratory Methods of Brain Tumor Analysis." In Principles And Practice Of Neuropathology. Oxford University PressNew York, NY, 2003. http://dx.doi.org/10.1093/oso/9780195125894.003.0015.

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Abstract This chapter is divided into four categories: specimen procurement, cell-type-specific markers, measures of proliferative capacity, and genetic markers (Nelson et al., 1983; Russell and Rubinstein, 1989; Burger et al., 1991; Burger and Scheithauer, 1994). Only methods applicable to a cell or tissue specimen are within the scope of this review. The tables summarize information and cite references that document methods. Specimen Procurement The appropriate time to realize that more tissue is needed is during the biopsy procedure rather than after surgery. Intraoperative monitoring of bi
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Knight Powell, Amy. "Bruegel’s Dirty Little Atoms." In Contamination and Purity in Early Modern Art and Architecture. Amsterdam University Press, 2021. http://dx.doi.org/10.5117/9789462988699_ch06.

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The Scientific Revolution was dirty: ‘now [the sun] shows itself to us as partly impure and spotty,’ Galileo wrote after looking at that celestial body through a telescope in 1612. Like the telescope, the microscope revealed the generally mottled nature of things. This was an aesthetic problem. The revelation of spots, stains, and cavities turned perfectly whole bodies complicated and ugly. Meanwhile, the equally ‘impure and spotty’ theory of atomism began to take hold. But well before the popularization of the telescope and microscope or the admission of atomism to plausibility, the artist Pi
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Chen, C. Julian. "Piezoelectric Scanner." In Introduction To Scanning Tunneling Microscopy. Oxford University PressNew York, NY, 1993. http://dx.doi.org/10.1093/oso/9780195071504.003.0009.

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Abstract The heart of STM is a piezoelectric scanner, sometimes called piezadrive or simply pieza. In this chapter, we provide a brief summary of the basic physics of piezoelectricity and piezoelectric ceramics relevant to the applications in STM. Three major types of piezodrives, the tripod, the bimorph, and the tube, are analyzed in detail. The piezoelectric effect was discovered by Pierre Curie and Jacques Curie (1880), about 100 years before the invention of the STM.4 A sketch of their pioneering experiment is shown in Fig. 9.1. A long, thin quartz plate, cut from a single crystal, was san
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Biborski, Mateusz, Marcin Biborski, and Janusz Stępiński. "Badania nad technologią wybranych zabytków żelaznych." In Ocalone Dziedzictwo Archeologiczne. Wydawnictwo Profil-Archeo; Muzeum im. Jacka Malczewskiego w Radomiu, 2020. http://dx.doi.org/10.33547/oda-sah.10.zn.12.

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The extensive programme of research on artefacts recovered from the Przeworsk culture cemetery in Żelazna Nowa, Comm. Magnuszew, included performing a series of metallographic analyses. Only three objects were subjected to the analyses due to their good preservation: two knives and a shield grip fragment. The aim was to determine the technology of manufacture of particular objects and to identify the raw materials from which they were forged. Microstructure was examined using a Leica DMLM metallurgical microscope, and the observed metal structures were photographed. In addition, metal hardness
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Chen, C. Julian. "Tip Treatment." In Introduction To Scanning Tunneling Microscopy. Oxford University PressNew York, NY, 1993. http://dx.doi.org/10.1093/oso/9780195071504.003.0013.

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Abstract The importance of tip treatment in STM was recognized by Binnig and Rohrer from the very beginning of their experimentation (Binnig and Rohrer, 1982). In order to understand the observed resolution, they realized that if the tip would be considered as a piece of continuous metal, the radius must be smaller than JO A. The number does not appear very meaningful for a tip radius, but it is nevertheless clear that conventional field-emission tips of radius I 00-1000 A would not provide the resolution they observed.
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Chen, C. Julian. "Mechanical Design." In Introduction to Scanning Tunneling Microscopy. Oxford University Press, 2021. http://dx.doi.org/10.1093/oso/9780198856559.003.0013.

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This chapter discusses various mechanical designs for STM and AFM. The central piece of the mechanical design of STM and AFM is the course positioner. Therefore, various types of course positioners are also discussed. The louse and the pocket-size STM are discussed first. It is of significant historical importance but no longer popular today. The single-tube STM has a very simple mechanical structure, and still the basis of the most popular commercial STM and AFM. The Besocke-type or the beetles is very popular among builders of special-purpose STM due its immunity to temperature variation and
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Jones, Peter. "The causes of bleeding disorders." In Living with Haemophilia. Oxford University PressNew York, NY, 2002. http://dx.doi.org/10.1093/oso/9780192632296.003.0004.

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Abstract The human body grows from a single cell, the fertilized ovum. At conception the union of the father’s sperm and the mother’s egg forms this cell. Within the cell lies the nucleus that governs all the functions of the cell. Packed within this first nucleus, a structure so small that it can on1y be seen through a microscope, is all the information needed for the control of the growth and development of the baby. This information has come from the child’s father and mother and, through them, from previous generations of the family. The nature of this information is explained Later in thi
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Canul Soliis, Maricela Adelaida, Ángel Carmelo Sierra Vázquez, Julio Cesar Rodríguez Pérez, Alma Alejandra Santana Garma, and Shirley Margarita Amaya Martin. "PARASITOSIS EN EL GUAJOLOTE CRIOLLO (MELEAGRIS GALLOPAVO) DE YUCATÁN: PARASITOS EN LOS GUAJOLOTES CRIOLLOS." In Zootecnia: tópicos atuais em pesquisa. Editora Científica Digital, 2023. http://dx.doi.org/10.37885/230312264.

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Objetivo: Identificar los géneros y especies de Mallophaga y nematodos gastrointestinales (NGI) presentes en guajolotes criollos en el estado de Yucatán. Métodos: Se muestrearon en comunidades rurales entre el año 2014 a 2020, animales machos y hembras mayores de un año de edad. Para la identificación de Mallophaga los guajolotes fueron inspeccionados de manera visual en diferentes áreas corporales (cabeza, cuello, ala, pechuga, pierna, espalda y cola). Los Mallophaga localizados se depositaron en viales con alcohol al 70% hasta ser transportados al laboratorio para su identificación, para ide
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Conference papers on the topic "Pierre – microscopie"

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Yadav, Nagendra P., Guozhen Hu, Xiaofeng Cai, Zhengpeng Yao, and Peng Yang. "Polarization Based Optical Microscopy for Better Resolution." In 2024 Photonics & Electromagnetics Research Symposium (PIERS). IEEE, 2024. http://dx.doi.org/10.1109/piers62282.2024.10618262.

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Andryushchenko, Ekaterina V., Vladimir I. Guzhov, and Dmitry S. Khaidukov. "Lens Calibration in Systems for Increasing Resolution by Subpixel Shifts in Optical Microscopy." In 2024 IEEE 3rd International Conference on Problems of Informatics, Electronics and Radio Engineering (PIERE). IEEE, 2024. https://doi.org/10.1109/piere62470.2024.10804980.

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Steiner, Kimberly. "Acid-Induced Corrosion of Hospital Facilities from Construction Processes." In CONFERENCE 2023. AMPP, 2023. https://doi.org/10.5006/c2023-19062.

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Abstract A room in a medical facility experienced corrosion of installed finishes and a multi-million-dollar piece of equipment during construction. A PVC pipe was cast into the concrete floor slab to provide a conduit for later-installed copper gas tubing. Prior to installing the copper tube, the interior finishes, including stainless steel cabinets, galvanized steel electrical boxes, leaded glass windows, and medical equipment were installed in the room. Subsequently, copper gas pipe connections were brazed where they penetrated the concrete slab, at the location of the PVC pipe. Incidental
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Brogden, Valerie, Jeff Garman, Kurt Langworthy, and Steve Wiemholt. "Increasing TEM Prep Throughput with an Extendable Manipulator Tip." In ISTFA 2024. ASM International, 2024. http://dx.doi.org/10.31399/asm.cp.istfa2024p0153.

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Abstract We introduce a novel piece of hardware that allows researchers to extend a nanomanipulator needle further into the vacuum chamber of a dual beam FIB SEM without venting the system. This hardware innovation will elevate throughput and diminish the instrument's downtime, which is pivotal for transmission electron microscope (TEM) sample preparation—a process integral to semiconductor manufacturers where the demand for TEM samples is high due to their necessity for process characterization and failure analysis of integrated circuits. Traditionally, the manipulator needle shortens with ea
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Barreto, Rodrigo, Rodrigo Spadinger, João Santos, et al. "Weld Microstructural Control for Sour Service Drill Pipe Riser." In CORROSION 2018. NACE International, 2018. https://doi.org/10.5006/c2018-11358.

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Abstract Drillpipe risers (DPR) constructed with high sulfide stress cracking (SSC) resistance are designed and fabricated to suit subsea completion and early production operations in sour environments (H2S). Early production operations typically include extended well testing (EWT), which is required to evaluate production characteristics. The riser string, among other components, is composed of drillpipe riser joints. The DPR joint manufacturing process includes welding a tool joint with a pipe body via rotary friction. The tool joint is a forged, quenched and tempered high strength low alloy
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Cook, Desmond C., and Ann C. Van Orden. "The Luling Bridge: An Inside Story." In CORROSION 2000. NACE International, 2000. https://doi.org/10.5006/c2000-00449.

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Abstract The corrosion products formed on the interior weathering steel box-sections comprising one vertical support pier of the Luling Bridge in Louisiana, have been analyzed and compared with those formed on atmospherically exposed coupons for which the protective oxide layer is very adherent and stable. It was determined that very high fractions of large particle maghemite form in the hot and humid conditions inside the boxes. The high time-of-wetness also significantly reduces the fraction of nano-phase goethite which forms and this, along with the presence of maghemite, most likely preven
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Leban, M., V. Doleček, A. Legat, and V. Kuhar. "Comparison of ECN Measurements and Analysis During the SCC Processes on Stainless Steel under Different Mechanical Conditions." In CORROSION 1999. NACE International, 1999. https://doi.org/10.5006/c1999-99202.

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Abstract Electrochemical noise measurements have been performed on electrodes made from the same piece of stainless steel, of type AISI 304. Potential and current noise were measured under open circuit conditions in a three-electrode system, where one of the electrodes was kept under the load and acted as a common working electrode. Two types of electrode set-ups were used, differing in the method of load application. In the first case the common electrode was in the shape of a U-bend (under a static, undefined load), whereas in the second case the common electrode was subjected to a constant,
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Jones, Lewys. "Development of a User Adjustable Pole-piece Gap Objective-lens." In European Microscopy Congress 2020. Royal Microscopical Society, 2021. http://dx.doi.org/10.22443/rms.emc2020.322.

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Huang, Huan, and Zhixiong Guo. "Ablation and Separation of Dermis via Ultra-Short Pulsed Laser." In ASME 2009 International Mechanical Engineering Congress and Exposition. ASMEDC, 2009. http://dx.doi.org/10.1115/imece2009-10403.

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Dermal tissue ablation and layer-separation with minimal thermal damage to the surrounding tissue via an ultra-short pulsed (USP) laser has been investigated. At first, a parametric study for wet tissue surface line ablation was investigated. The line features were measured by both microscope and scanning electron microscopy. The dermis ablation threshold and the incubation factor were determined through the line ablation results. It is found that a general microscope may give inflated ablation line width. Following the ablation experiment, histological view of ablated wet tissue samples with
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"Progress update on the development of The User Adjustable Pole-piece." In Microscience Microscopy Congress 2023 incorporating EMAG 2023. Royal Microscopical Society, 2023. http://dx.doi.org/10.22443/rms.mmc2023.170.

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