نتایج جستجو برای: high sensitivity
تعداد نتایج: 2299179 فیلتر نتایج به سال:
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...
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.
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...
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...
We broadly discuss mid-infrared spectroscopy and detail our new high spectral resolution instrument, the Texas Echelon-cross-Echelle Spectrograph (TEXES).
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...
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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