Results 81 to 90 of about 5,655 (211)

Possible space flight-induced catecholamine cardiomyopathy: Neil Armstrong's last 20 lunar minutes

open access: yesResearch Reports in Clinical Cardiology, 2014
William J RoweFormer Assistant Clinical Professor of Medicine, Medical University of Ohio at Toledo, Ohio, USAAbstract: The hypothesis underpinning this paper is that space flight may predispose to catecholamine cardiomyopathy.
Rowe WJ
doaj  

Orbital extravehicular mockup design [PDF]

open access: yes
Principal design features of extravehicular work ...
Iribe, P.
core   +1 more source

Fabrication of Essex EVA ratchet wrenches [PDF]

open access: yes
The extravehicular activity (EVA) ratchet wrench was developed. Shortly after Space Telescope (ST) maintenance simulations began, the need for a specialized maintenance tool arose.
Loughead, T. E., Vanvalkenburgh, C. N.
core   +1 more source

Helmet of a laminate construction of polycarbonate and polysulfone polymeric material [PDF]

open access: yes, 1991
An article of laminate construction is disclosed which is comprised of an underlayer of polycarbonate polymer material to which is applied a chemically resistant outer layer of polysulfone.
Dawn, Frederic S., Kosmo, Joseph J.
core   +1 more source

Tests of an alternate mobile transporter and extravehicular activity assembly procedure for the Space Station Freedom truss [PDF]

open access: yes
Results are presented from a ground test program of an alternate mobile transporter (MT) concept and extravehicular activity (EVA) assembly procedure for the Space Station Freedom (SSF) truss keel. A three-bay orthogonal tetrahedral truss beam consisting
Bush, Harold G.   +6 more
core   +1 more source

Neutral buoyancy test evaluation of hardware and extravehicular activity procedures for on-orbit assembly of a 14 meter precision reflector [PDF]

open access: yes
A procedure that enables astronauts in extravehicular activity (EVA) to perform efficient on-orbit assembly of large paraboloidal precision reflectors is presented.
Heard, Walter L., Jr., Lake, Mark S.
core   +1 more source

Improving Working Conditions for Astronauts: An Electronic Personal Restraint System for Use in Microgravity Environments

open access: yesJournal of Purdue Undergraduate Research, 2012
While in microgravity, astronauts are preoccupied with physical restraint, which takes attention away from the maintenance task or scientific experiment at hand. This may directly lead to safety concerns and increased time for extravehicular activity, as
Kevin Tait, Justin Lewis
doaj  

Extravehicular activities limitations study. Volume 1: Physiological limitations to extravehicular activity in space [PDF]

open access: yes
This report contains the results of a comprehensive literature search on physiological aspects of EVA. Specifically, the topics covered are: (1) Oxygen levels; (2) Optimum EVA work; (3) Food and Water; (4) Carbon dioxide levels; (5) Repetitive ...
Furr, Paul A.   +5 more
core   +1 more source

Technology for large space systems: A special bibliography with indexes (supplement 04) [PDF]

open access: yes
This bibliography lists 259 reports, articles, and other documents introduced into the NASA scientific and technical information system between July 1, 1980 and December 31, 1980.

core   +1 more source

Pulmonary artery location during microgravity activity: Potential impact for chest-mounted Doppler during space travel [PDF]

open access: yes
Doppler, or ultrasonic, monitoring for pain manifestations of decompression sickness (the bends) is accomplished by placing a sensor on the chest over the pulmonary artery and listening for bubbles.
Conkin, J.   +3 more
core   +1 more source

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