Describes an apparatus for investigating the behavior of photoelectrons in a uniform magnetic field in either a vacuum or a low-pressure gas. Presents data and discusses some basic features of the photoelectric effect and the diffusion of free electrons in a gas. (GA)

Examines the major factors shaping the field of physical chemistry with special attention to instrumentation, computers and lasers. (Author/GA)

Reviews the Very Large Array (VLA) radio telescope project being constructed in New Mexico. (SL)

Reviews theories, developments, and advances in the field of acoustic microscopy. (SL)

Describes electronic instruments utilized for measurement in research being conducted to develop laser fusion. (SL)

Discusses the use of an analog computer oscilloscope to illustrate the transition from underdamped to overdamped for the simple harmonic oscillator, the maximum range for a projectile, and the behavior of charged particles in crossed electric and magnetic fields. (MLH)

Reviews developments in electron spectroscopy, x-ray spectroscopy, and nuclear magnetic resonance instrumentation. (SL)

Reviews instruments available for photographing and recording heat flow and temperatures in objects. (SL)

Describes apparatus for demonstrating wave motion in a ripple tank, the conservation of momentum on a linear air track, and velocity distribution in an ideal gas simulator. (SL)

Analyzes the physical explanation accounting for tendency of Laboratory spring-mass oscillators to swing sideways. (SL)

Reviews dye laser instrumentation and its application in chemistry. (SL)

Describes a simple device to improve the set retrieval of spilled mercury. (SL)

Describes an oscillating electroscope, an apparatus to verify the time interval between successive events in nuclear decay, and electronic circuits that are the analog of consecutive reactions. (SL)

Describes physics laboratory apparatus including devices to demonstrate projectile motion, glass cutting, and a pendulum clamp. (SL)

This section is a listing of the manufacturers of air, water, noise, and solid waste control equipment alphabetically under product headings. Addresses included in a different section. (MA)