نتایج جستجو برای: infrared imaging

تعداد نتایج: 548498  

2012
ANDRAS SZENTKUTI HANA SKALA KAVANAGH SIMEON GRAZIO

Infrared thermography is used for measuring and analyzing physiological functions and pathology related to the body’s thermal homeostasis and temperature. This review provides an overview of the technological advantages of infrared imaging, with the focus on new advances in and opportunities for infrared imaging, as a reliable medical diagnostic tool. The review has four main parts. Firstly, a ...

Journal: :Accounts of Chemical Research 2016

Journal: :Cytometry. Part A : the journal of the International Society for Analytical Cytology 2005
Christoph Krafft Reiner Salzer Gerhard Soff Michael Meyer-Hermann

BACKGROUND Infrared spectroscopy probes the chemical composition and molecular structure of complex systems such as tissue and cells. Infrared spectroscopic imaging combines this spectral information with lateral resolution near the single-cell level. We analyzed whether this method is competitive with classic immunohistochemical methods for immunologic tissue and cells. METHODS We recorded i...

2009
C. Petibois K. Wehbe

Fourier transform infrared imaging instrumentation has come of age for the rapid acquisition of biosample IR images, and thus now allows developing analytical methods based upon the molecular information of samples contents. For the biomedicine field, Fourier transform infrared imaging should be able to play a role in the molecular characterization of cells and tissues where no other analytical...

2001
Arcangelo Merla Luigi Di Donato Giuseppina Farina Simonetta Pisarri Michele Proietti Felice Salsano Gian Luca Romani

Infrared Functional Imaging was applied to the study of Raynaud’s Phenomenon obtaing a simultaneous assessment of the thermal properties of all five fingers of both hands of a group of patients with respect of a control group. The method is based on the use of high-resolution telethermography imaging and allows identification of objective parameters from the re-warming curves of finger immediat...

2007
Nobunari Itoh Kenshi Yanagisawa Takashi Ichikawa

We have constructed a near-infrared imaging camera which is attached to the prime focus of 105cm Schmidt telescope at Kiso Observatory. The camera is equipped with a 10401040 PtSi CSD array developed by Mitsubishi Electric Co. The combination of Kiso Schmidt and the array gives a wide eld of view of 18:4 0 18:4 0 with a reasonable spatial resolution of 1:06"=pixel. The system performances of th...

2004
A. M. Ghez P. W. Gorham

We present diffraction-limited infrared images of three binary stars reconstructed using speckle imaging techniques. Three methods of recovering the objects' Fourier amplitudes are compared, Fourier deconvolution, projection onto convex sets, and CLEAN. The objects' Fourier phases are retrieved via bispectral analysis. We find that the quality of the final reconstructed images is a function of ...

2017
Daniela Cardone Arcangelo Merla

Thermal infrared imaging has been proposed, and is now used, as a tool for the non-contact and non-invasive computational assessment of human autonomic nervous activity and psychophysiological states. Thanks to a new generation of high sensitivity infrared thermal detectors and the development of computational models of the autonomic control of the facial cutaneous temperature, several autonomi...

2013
Eric C. Mattson Miriam Unger Sylvain Clède François Lambert Clotilde Policar Asher Imtiaz Roshan D'Souza Carol J. Hirschmugl

Advancements in widefield infrared spectromicroscopy have recently been demonstrated following the commissioning of IRENI (InfraRed ENvironmental Imaging), a Fourier Transform infrared (FTIR) chemical imaging beamline at the Synchrotron Radiation Center. The present study demonstrates the effects of magnification, spatial oversampling, spectral pre-processing and deconvolution, focusing on the ...

Journal: :Optics express 2009
Gilbae Park Jae-Hyun Jung Keehoon Hong Yunhee Kim Young-Hoon Kim Sung-Wook Min Byoungho Lee

We propose a multi-viewer tracking integral imaging system for viewing angle and viewing zone improvement. In the tracking integral imaging system, the pickup angles in each elemental lens in the lens array are decided by the positions of viewers, which means the elemental image can be made for each viewer to provide wider viewing angle and larger viewing zone. Our tracking integral imaging sys...

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