Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Gregory J. Wendel"'
Autor:
Gregory J. Wendel
Publikováno v:
JALA: Journal of the Association for Laboratory Automation. 11:88-91
In the modern drug discovery, clinical, and forensic laboratories, there is an ever-increasing requirement for validation of every aspect of laboratory operations. The proper functioning of the liquid handlers, which are at the center of many of thes
Publikováno v:
SPIE Proceedings.
A walk-through portal sampling module which incorporates active sampling has been developed.The module uses opposing wands which actively brush the subjects exterior clothing to disturb explosivetraces. These traces are entrained in an air stream and
Publikováno v:
SPIE Proceedings.
Several Law Enforcement Agencies, especially the U.S. Coast Guard R&D Center, have conducted field tests and evaluations of the Thermedics Detection SENTOR drug detector during the past several years. The system has provided valuable information for
Autor:
Stephen J. Chudzik, Gregory J. Wendel, Michele Weber Chiappini, Martha J. Hamilton, Peter H. Duquette, Ralph A. Chappa
Publikováno v:
Substance Detection Systems.
Immunoassays (e.g., RIA, EIA) have been demonstrated to be useful for rapid, convenient detection and semiquantitative analysis of drugs. Thermedics Detection, Inc. manufactures a rapid, sensitive, self-contained, disposable, EIA device, developed by
Autor:
David H. Fine, Gregory J. Wendel
Publikováno v:
Substance Detection Systems.
To assist in combating the use of explosives by terrorists. Thermedics Detection has developed an Explosives Detection System named EGIS. This system is based upon high-speed gas chromatography coupled with a highly selective and sensitive chemilumin
Autor:
Martin A. Ferman, Gregory J. Wendel, George T. Wolff, Patricia E. Korsog, David P. Stroup, D. H. Stedman, Martin S. Ruthkosky
Publikováno v:
Atmospheric Environment (1967). 20:1229-1239
During August 1982 and January and February 1983, General Motors Research Laboratories operated an air monitoring site on the southwest coast of Bermuda. The data show that the levels of the NOx and SOx species reaching Bermuda are determined by the
Publikováno v:
Analytical Chemistry. 56:1496-1502
Presented herein is a new technique for the continuous measurement of peroxy and oxy radicals in air, based on the chain reaction in which these molecules participate to oxidize NO and CO to NO/sub 2/ and CO/sub 2/. Under typical instrument condition
Publikováno v:
Analytical Chemistry. 55:937-940
An instrument for the continuous detection of NO/sub 2/ in the sub-part-per-billion range is described. The instrument is based upon the chemiluminescent reaction between NO/sub 2/ in air and luminol (5-amino-2,3-dihydro-1,4-phthalazinedione) in alka
Publikováno v:
Analytical Chemistry. 58:598-600
An instrument for measuring atmospheric ozone concentrations has been developed that uses chemiluminescent dyes in various solvents. Solutions of rosin Y in ethylene glycol were effective for measuring ambient ozone at a response frequency of 7 Hz an
Conference
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