نتایج جستجو برای: so2 0262 80 00009 013 00035

تعداد نتایج: 216495  

2013
Kai Yang Russell R. Dickerson Simon A. Carn Cui Ge Jun Wang

[1] Severe smog episodes over China in January 2013 received worldwide attention. This air pollution was distinguished by heavy loadings of fine particulate matter and SO2. To characterize these episodes, we employed the Ozone Mapping and Profiler Suite, Nadir Mapper (OMPS NM), an ultraviolet (UV) spectrometer flying on the Suomi National Polar-orbiting Partnership (SNPP) spacecraft since Octob...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2014
Zachary J Schlader Eric Rivas Babs R Soller Victor A Convertino Craig G Crandall

During normothermia, a reduction in near-infrared spectroscopy (NIRS)-derived tissue oxygen saturation (So2) is an indicator of central hypovolemia. Hyperthermia increases skin blood flow and reduces tolerance to central hypovolemia, both of which may alter the interpretation of tissue So2 during central hypovolemia. This study tested the hypothesis that maximal reductions in tissue So2 would b...

Journal: :Journal of AOAC International 2001
N Gayathri N Balasubramanian

A simple and sensitive spectrophotometric method was developed for the determination of trace amounts of sulfur dioxide. The method is based on the reaction of SO2 with a known excess of ICI as the oxidant. The unreacted ICI iodinates thymol blue under acidic conditions. The lambdamax of thymol blue is at 545 nm under acidic conditions, and on lodination lambdamax shifts to 430 nm. This shift r...

2013
Akinori Zukeran Kazuya Ninomiya Yoshiyasu Ehara Koji Yasumoto Hitomi Kawakami Takashi Inui

The reduction of SO2 and PM for marine engines was investigated using the electrostatic precipitator (ESP) with the heat exchanger. The experiments were carried out to reduce SO2 due to condensation of water in the exhausted gas. The experimental system consists of the diesel engine, the heat exchanger and the ESP. The exhausted gas at 180 o C of the temperature is cooled to 20 o C, and generat...

2003
M. Ullerstam M. S. Johnson E. Ljungström

The heterogeneous oxidation of SO2 by NO2 on mineral dust was studied using Diffuse Reflectance Infrared Fourier Transform Spectroscopy (DRIFTS) and a Knudsen cell. This made it possible to characterise, kinetically, both the formation of sulfate and nitrate as surface products and the gas phase loss of the reactive species. The gas phase loss rate was determined to be first order in both SO2 a...

Journal: :British Journal of Surgery 2022

Abstract Minimally invasive approaches are increasingly being used for the correction of abdominal wall hernias. Although laparoscopy presents as a greater technical challenge compared to classical techniques, once learning curve is overcome, advantages multiple: less postoperative pain, shorter hospital stay, faster return daily/professional activities and lower rate surgical site infection. T...

2013
E Tahir Turanli S Erdemir G Celikyapi Erdem

Introduction The importance of MEFV gene protein, Pyrin/Marenostrin (P/M) in the inflammatory pathway is well established. P/M is expressed in neutrophils, eosinophils, monocytes, dendritic cells and synovial fibroblasts. There are many MEFV transcripts which are generated by alternative splicing events including deleted exons 2,3,4,5,7 and 8 in several combinations or individually. Some of the...

2000
Ronald D. Chervin Kristen Hedger James E. Dillon Kenneth J. Pituch

Objective: To develop and validate questionnaire scales that can be used in research to investigate the presence of childhood SRBDs and prominent symptom complexes, including snoring, daytime sleepiness, and related behavioral disturbances. Background: Obstructive sleep-related breathing disorders (SRBDs) are common but usually undiagnosed among children. Methods to help identify SRBDs without ...

2001
Alain Morin

In this commentary I evaluate the claim made by Keenan, Nelson, O Connor, and Pascual-Leone (2001) that since self-recognition results from right hemispheric activity, self-awareness too is likely to be produced by the activity of the same hemisphere. This reasoning is based on the assumption that self-recognition represents a valid operationalization of self-awareness; I present two views that...

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