The rain fell as I stood at the top of the rappel tower; looking down at the ground, I prepared for a 50-foot descent. I had been an Army ROTC cadet for just two weeks, and this was the first time I ...

GAS-PHASE titrations are rarely used because of the lack of suitable and sensitive titration end-point detectors. We have found that ionization detectors 1 are eminently suitable to follow the course ...

THE development of high-sensitivity detectors for the chromatographic analysis of gaseous mixtures is of importance in the determination of substances present in very small amounts. A sensitive ...

This customized Agilent 7890B Gas Chromatography system is equipped with a gas sampling valve at the inlet which is designed for direct gas sample tests. Two detectors, Thermal Conductivity Detector ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is a gas gain ion chamber ...

A variety of field instrumentation is in wide use today by environmental engineers and consultants. Questions often arise regarding the theory of operation of various types of instruments and what is ...

According to the U.S. Consumer Product Safety Commission, more than 300,000 residential fires cause nearly 2,600 deaths and 11,000 injuries every year. Almost two-thirds of all fire-related deaths ...

Click to open image viewer. This is a gas gain ion chamber ionization detector. The lithium fluoride window in this detector was designed to be transparent to radiation in the range from 1050 to 1300 ...