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Near-field thermal and spectroscopic microscopy Fundamental research into the thermal properties of materials on the nanoscale has led to a new generic scanning technique - Scanning Thermal probe Microscopy (SThM) - where thermal modes of imaging at the sub-micron scale are complemented with localised analysis. A cantilever with an ultra-miniature resistive element on its tip can act either as a temperature sensor or as a point-like heat source. This is used to locally provide and monitor thermal flux to the material surface as well as to record the surface topography. Individual regions of a solid sample are selected by means of surface or even sub-surface imaging to combine spatial discrimination and chemical fingerprinting using calorimetry, thermomechanometry, infrared spectroscopy, or pyrolysis mass spectrometry. Patented technology has led to the development of instruments including micro- and nano- thermal analysers and photothermal nano-infrared spectrometers. These have been used in a wide range of situations ranging from polymer technology to biomedical studies. Here, the samples to be characterized can be inhomogeneous, with structural detail at the sub-micrometer level. The researcher often faces the task of chemically mapping the individual components or detecting subtle spatial variations in their molecular composition.
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论文共 41 篇作者统计合作学者相似作者
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Nanotechnology Characterization Tools for Biosensing and Medical Diagnosispp.163-211, (2018)
Vibrational Spectroscopy for Plant Varieties and Cultivars CharacterizationComprehensive Analytical Chemistrypp.15-49, (2018)
R Brooks Robey,Judith Weisz,Nancy B Kuemmerle,Anna C Salzberg,Arthur Berg,Dustin G Brown, Laura Kubik,Roberta Palorini,Fahd Al-Mulla,Rabeah Al-Temaimi,Annamaria Colacci,Chiara Mondello,Jayadev Raju,Jordan Woodrick,A Ivana Scovassi,Neetu Singh,Monica Vaccari,Rabindra Roy,Stefano Forte,Lorenzo Memeo,Hosni K Salem,Amedeo Amedei,Roslida A Hamid,Graeme P Williams,Leroy Lowe,Joel Meyer,Francis L Martin,William H Bisson,Ferdinando Chiaradonna,Elizabeth P Ryan
CARCINOGENESISno. Suppl 1 (2015): S203-31
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#Papers: 41
#Citation: 2550
H-Index: 22
G-Index: 38
Sociability: 5
Diversity: 3
Activity: 7
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