Thermal and Structual Test Results for a Venus Deep Atmosphere Instrument Enclosure
In situ exploration of the surface and deep atmosphere of Venus is impeded by an environment that is hostile to scientific instruments.
Venus↗
Engineering topics
MacNeal, P.
Publications and source records attributed to MacNeal, P..
System Design for the Control of Liquid Helium by Electrostatic Forces for the Step Mission
A greatly improved test of the equivalence of inertial and gravitational mass is now possible, using superconducting measurement technology in an earth-orbiting spacecraft.
equivalence principle electrostatic forces liquid ↗
Fabrication and Testing of a Large Active Primary Reflector
This paper discusses the fabrication considerations and proposed testing concepts for a twelve meter, graphite-epoxy space truss that is being developed to provide structural support for the primary mirror system of the SpacE Laser ENErgy Beam Transmission Optical System.
primary mirror↗
Fabrication and Testing of a Large Primary Reflector Structure
This paper discusses the fabrication considerations and proposed testing concepts related to a large twelve meter, graphite-epoxy space truss that is being developed to provide support of the primary mirror system for the Beam Transmission Optical System (BTOS).
space truss primary reflector free electron laser ↗
Design and Fabrication of a Large Primary Reflector Structure for Space Laser Power Beaming
This paper discusses the design issues and fabrication considerations specifically related to a large twelve meter, graphite-epoxy space truss that has been developed to provide support of the primary mirror system for the SpaCe Laser ENErgy Beam Transmission Optical System.
optical↗
Structural Design Consideration for the Beam Transmission Optical System
....recently completed a study on the beam transmission optical system (BTOS) which is the system employed to deliver laser energy from earth to space targets.
beam↗
Structural Considerations for the Wide Field/Planetary Camera-II Articulating Fold Mirror
The hubble space telescope was unable to meet its intended optical performance due to a spherical aberration on the primary mirror.
alignment↗