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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 145 records · Page 8

All sources NASA NTRS DOE OSTI

NASA NTRS1966

Research in the development of an improved multiplier phototube Final report

Cascade aperture design, gas pressure effects, gain calibration, and photon counting efficiency of multiplier phototube

PHOTOMULTIPLIER↗

NASA NTRS1967

Multiplier phototubes as quantum counters.

Unusual optical detection characteristics in multiplier phototube when monitoring circuit bandwidth is extended

PHOTOMULTIPLIER↗

NASA NTRS1967

Mean lives of some excited states in multiply ionized oxygen and neon.

Excited levels mean life in multiply ionized oxygen and neon measured by beam-foil technique

OXYGEN↗

NASA NTRS1968

Improved dc voltage multiplier

Circuit multiplies a dc input voltage in the millivolt range to yield a larger dc output voltage bearing a fixed ratio to the input voltage. The supply voltage need not be precisely regulated, the potentiometer need not be linear, and the gain of servo amplifier is not critical.

Savelle, C. R., Jr.↗

NASA NTRS1967

Analytical and developmental investigation of electron strip multipliers, phase 3 Final report

Operational gain fatigue mechanisms in continuous dynode electron multipliers

Cone, D. R.↗

NASA NTRS1968

Improved sterilizable multiplier phototubes Quarterly progress report, period ending 29 Feb. 1968

Sterilizable multiplier phototubes with visible reponse for use in scintillation counting

Source record↗

NASA NTRS1968

Study of step recovery diode frequency multiplier characteristics Interim report

Design, packaging, circuitry, and testing of solid state superhigh frequency transmitter using step recovery diode frequency multiplier

Source record↗

NASA NTRS1968

Research in the development of an improved multiplier phototube Final report

Triggered light sources, after pulsing, and materials for multiplier phototubes

Barr, F. H.↗

NASA NTRS1967

Aging and rejuvenation of electron multipliers.

Rejuvenation of AgMg electron multipliers by outgassing and baking techniques

Wright, W. H.↗

NASA NTRS1967

An explicit solution for the Lagrange multipliers on the singular subarc of an optimal trajectory.

Optimal thrust programming of single stage rocket vehicle for maximum payoff at end conditions using Lagrange multipliers for singular arc

Burns, R. E.↗

NASA NTRS1968

A directional, low energy electron detector employing channel electron multipliers.

Directional low energy electron detector using channel electron multipliers, noting electron detection efficiency and proton detection efficiency

Sharber, J. R.↗

NASA NTRS1968

Electron multiplier pulse-height distributions.

Multistage AgMg electron multiplier pulse height distribution determination using charge sensitive amplifier with variable discriminator

Wright, W. H.↗

NASA NTRS1968

Thermal diffusion and multiply-charged atoms in the magnetosphere.

Thermal diffusion effects in plasmas applied to magnetosphere, discussing presence of multiply charged atoms due to deviations from local thermodynamic equilibrium

Nakada, M. P.↗

NASA NTRS1969

Device for diode tuning in a stripline varactor harmonic multiplier

Stripline varactor harmonic multiplier uses a device for positioning the varactor diode with respect to the stripline circuit to obtain series resonance. The device also reduces detuning effects, due to thermal expansion, over a wide temperature range.

Steele, K. P.↗

NASA NTRS1968