نتایج جستجو برای: high sensitivity

تعداد نتایج: 2299179  

Journal: :research in cardiovascular medicine 0
shokoufeh hajsadeghi department of cardiology, rasoul-e-akram hospital, iran university of medical sciences, tehran, ir iran mandana chitsazan shahid beheshti university of medical sciences, tehran, ir iran mitra chitsazan rajaei cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran; rajaei cardiovascular medical and research center, vali-asr st., niayesh blvd, tehran, ir iran. tel: +98-9122210385, fax: +98-2122055594 negar salehi rajaei cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran; michigan state university, sparrow health system, east lansing, michigan, usa ahmad amin rajaei cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran majid maleki rajaei cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran

conclusions we found that the use of clopidogrel in patients undergoing pci had favorable effects on the suppression of hs-crp. this effect appears to be heightened and more apparent in some group of patients with co-morbidities such as diabetes and hypertension. results six hundred-fifty patients including 386 (59.4%) male and 264 (40.6%) female subjects were enrolled in the study. the mean hs...

Journal: :Optics letters 1988
C G Bethea B F Levine S Cova G Ripamonti

We demonstrate a photon-counting optical-time-domain reflectometer (OTDR) operating at a wavelength of 0.85 microm at room temperature with high sensitivity (3 x 10(-15) W) at high resolution (1.5 cm, 150 psec). Measurements of splice losses and Rayleigh scattering losses less then 0.1 dB with centimeter resolution are demonstrated to be possible with such an OTDR.

2017
Nils A. Kulak Philipp E. Geyer Matthias Mann

Recent advances in mass spectrometry (MS)-based proteomics now allow very deep coverage of cellular proteomes. To achieve near-comprehensive identification and quantification, the combination of a first HPLC-based peptide fractionation orthogonal to the on-line LC-MS/MS step has proven to be particularly powerful. This first dimension is typically performed with milliliter/min flow and relative...

ژورنال: مواد پرانرژی 2017

Need to high performance and low sensitivity explosives, led to wide spread research throughout the world. for access to modern and safe explosive materials. For this purpose high energy-density materials (HEDM) are good candidate. In this paper, has been reviewed the recent developments in the field of High energy density materials (HEDMs) and investigated their criteria and requirements. Also...

2001
Matthew J. Richter John H. Lacy Daniel T. Jaffe Thomas K. Greathouse Qingfeng Zhu

We broadly discuss mid-infrared spectroscopy and detail our new high spectral resolution instrument, the Texas Echelon-cross-Echelle Spectrograph (TEXES).

2010

Physical characterization of semiconductor device has always been a challenging task for device engineers and researchers. Up to now, standard methods for characterizing semiconductors did not provide an effective means for determining two-dimensional quantities of sub-device scale. These methods include Scanning Electron Microscopy (SEM), Transmission Electron Microscopy (TEM), Secondary Ion M...

ژورنال: مواد پرانرژی 2016

Abstract high-performance liquid chromatography (HPLC) are including systems used for separation of explosive mixtures that despite the advantages of rapid analysis, low sample volume, and low consumption organic solvent, in use for complex matrices need to improve the selectivity and sensitivity stationary phase. One of the methods to improve selectivity and sensitivity is choosing the appr...

In a ring laser gyroscope, due to the rotation and the Sagnac effect, a phase difference between the two counter-propagating beams is generated. In this device, the higher phase difference between these two beams causes the better the interference pattern detection, and thus the sensitivity is increased. In this paper, the effect of inserting a dielectric-graphene photonic crystal inside a ring...

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