Engineering topics
Jaffe, L. D.
Publications and source records attributed to Jaffe, L. D..
Introduction
Objectives, launch and landing operations, and lunar surface photography of Surveyor I spacecraft
Lunar overlay depth in Mare Tranquillitatus, Alphonsus, and nearby highlands.
Lunar crater photographs obtained by Ranger VIII AND IX compared with those of laboratory craters overlain with granular material, for depth interpretation
Lunar surface strength - Implications of Luna 9 landing.
Landing dynamics analysis of ability of Moon surface to support Luna IX landing capsule
Lunar dust depth in Mare Cognitum.
Lunar dust depth in Mare Cognitum determined by comparing Ranger VII photographs with laboratory crater photographs
Depth of the lunar dust.
Depth of lunar dust estimated by comparison with laboratory craters overlain by various thicknesses of sand, including Ranger VII photographs
Strength of the lunar dust.
Strength of overlay of granular material on Moon estimated from Ranger VII photographs, showing fairly steep slopes covered with dust
Bearing strength of ''fairy castle'' structures.
Bearing strength of lunar surface, optical properties suggest rock particles which maintain high porosity by interparticle adhesion
Biological contamination of the planets.
Accidental biological contamination of planets during space exploration, noting different physical and chemical sterilization methods
Mechanical and thermal measurements on simulated lunar surface materials.
Mechanical and thermal properties of rock powders as lunar surface simulators
THE BEARING CAPACITY OF SIMULATED LUNAR SURFACES IN VACUUM
Static bearing capacity of simulated lunar surfaces in vacuum
Sterilizing Unmanned Spacecraft
Avoidance of contamination of extraterrestrial planets with earth organisms by sterilization of unmanned spacecraft
RESULTS OF RANGER 1 FLIGHT FRICTION EXPERIMENT
Coefficient of friction under space environment in the ranger i spacecraft
COMMUNICATIONS SATELLITES NEWS RELEASE
Communication satellites - echo i, echo ii, score, courier, telstar, relay and syncom
PROBLEMS IN STERILIZATION OF UNMANNED SPACE VEHICLES
Unmanned spacecraft sterilization and navigation to avoid interplanetary contamination
THERMAL PROPERTIES OF A SIMULATED LUNAR MATERIAL IN AIR AND IN VACUUM
Thermal properties of simulated lunar materials in air and in a vacuum
STERILIZATION OF UNMANNED PLANETARY AND LUNAR SPACE VEHICLES - AN ENGINEERING EXAMINATION
Sterilization of unmanned planetary and lunar space vehicles