RESEARCH AND DEVELOPMENT OF AN AUTOMATIC BERYLLIUM-IN-AIR MONITOR

Abstract

An improved model beryllium-in-air monitor was constructed, calibrated and tested in the laboratory. Significant improvements include optimization of the air sample system design and elimination of the temperature instability of critical electronic parts. A concentration of 25 micrograms per cubic meter beryllium-in-air requires 4 minutes for reliable alarming, a low level concentration of 2 micrograms beryllium requires 60 minutes. Sensitivity, alarm reliability and response time are all dependant primarily upon the construction of the alpha source. Other characteristics of the device and instrument design were optimized.

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Document Details

Document Type
Technical Report
Publication Date
Jun 17, 1963
Accession Number
AD0426242

Entities

People

  • Robert S. Braman

Organizations

  • IIT Research Institute

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies
  • Weapons Technologies

DTIC Thesaurus Topics

  • Air Force
  • Amplifiers
  • Beryllium
  • Capacitance
  • Capacitors
  • Detection
  • Detectors
  • Electronic Amplifier
  • Electronic Components
  • Gamma Rays
  • Nuclear Reactions
  • Power Supplies
  • Pulse Counters
  • Reliability
  • Scintillation Counters
  • Time Intervals
  • Transistors

Fields of Study

  • Physics

Readers

  • Aerospace Test and Evaluation
  • Analytical Chemistry
  • Electronics Engineering

Technology Areas

  • Microelectronics
  • Microelectronics - Microelectromechanical Systems