نتایج جستجو برای: infrared imaging

تعداد نتایج: 548498  

2005
Hairong Qi Nicholas A. Diakides

The first documented application of Infrared (IR) imaging in medicine was in 1956 [40], when breast cancer patients were examined for asymmetric hot spots and vascularity in IR images of the breasts. Since then, numerous research findings have been published [24], [41], [44] and the 1960s witnessed the first surge of medical application of the IR technology [20], [23], with breast cancer detect...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2014
Hans A Bechtel Eric A Muller Robert L Olmon Michael C Martin Markus B Raschke

Characterizing and ultimately controlling the heterogeneity underlying biomolecular functions, quantum behavior of complex matter, photonic materials, or catalysis requires large-scale spectroscopic imaging with simultaneous specificity to structure, phase, and chemical composition at nanometer spatial resolution. However, as with any ultrahigh spatial resolution microscopy technique, the assoc...

2001
H Abarbanel R Garwin R Jeanloz J Kimble J Sullivan E Williams Jason

2012
Liqin Xiong Adam J. Shuhendler Jianghong Rao

Strong autofluorescence from living tissues, and the scattering and absorption of short-wavelength light in living tissues, significantly reduce sensitivity of in vivo fluorescence imaging. These issues can be tackled by using imaging probes that emit in the near-infrared wavelength range. Here we describe self-luminescing near-infrared-emitting nanoparticles employing an energy transfer relay ...

The objective of this research was to improve 3-D imaging system by near-infrared light emission in breast tissue to achieve a more accurate diagnosis of tumor. The results of repeated experiments in this research have shown that with this imaging system, a more accurate diagnosis of abnormal area depends on the location of the sources and detectors. Therefore, an optimal location model has bee...

2017
Mohammad A. Karim

The horizon of infrared (IR) technology extends far beyond the stage of simple curiosity. Given the recent coyerage ofthe GulfWar, not only do the actual users of these systems know of their "smartness" potential, even the general public caught a glimpse ofthat potential. Interestingly, the manifestation ofthe IR portion ofthe spectrum is limited by physiology, not by physics. Thus, to see the ...

Journal: :The breast journal 1998
J R Keyserlingk P D Ahlgren E Yu N Belliveau

There is a general consensus that earlier detection of breast cancer should result in improved survival. Current breast imaging relies primarily on mammography. Despite better equipement and regulation, variability in interpretation and tissue density still affect accuracy. A number of adjuvant imaging techniques are currently being used, including doppler ultrasound and gadolinium-enhanced MRI...

Journal: :journal of biomedical physics and engineering 0
sh bazrafkan shiraz university of technology k kazemi shiraz university of technology

background : near infrared spectroscopy imaging is one of the new techniques used for investigating structural and functionality of different body tissues. this is done by injecting light into the medium and measuring the photon intensity at the surface of the tissue. method : in this paper the different medical applications, various imaging and simulation techniques of nirs imaging is describe...

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