Results 151 to 160 of about 177,134 (289)

NASA patent abstracts bibliography: A continuing bibliography. Section 1: Abstracts (supplement 32) [PDF]

open access: yes
s are provided for 136 patents and patent applications entered into the NASA scientific and technical information system during the period July through December 1987.

core   +1 more source

Vacuum vapor deposition: A spinoff of space welding development [PDF]

open access: yes
A vapor deposition process has been defined through a spinoff effort of space welding development. In this development for welding in a space environment, a hollow electrode was used to add gas precisely at the welding arc.
Poorman, R. M.
core   +1 more source

Weld Plume Emissions During Nd:YAG Laser Welding [PDF]

open access: yes, 2005
Aalderink, B.J.   +3 more
core   +1 more source

A Review of Femtosecond Laser Processing for Sapphire. [PDF]

open access: yesMaterials (Basel)
Liang C   +5 more
europepmc   +1 more source

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