Results 121 to 130 of about 38,264 (239)

Magnetoplasma sheath waves on a conducting tether in the ionosphere with applications to EMI propagation on large space structures [PDF]

open access: yes
A recent space experiment confirmed sheath-wave propagation of a kilometer-long insulated wire in the ionosphere, oriented parallel to the Earth's magnetic field.
Balmain, K. G.   +2 more
core   +1 more source

Rail accelerator technology and applications [PDF]

open access: yes
Rail accelerators offer a viable means of launching ton-size payloads from the Earth's surface to space. The results of two mission studies which indicate that an Earth-to-Space Rail Launcher (ESRL) system is not only technically feasible but also ...
Kerslake, W. R., Zana, L. M.
core   +1 more source

On-line digital computer control of the NERVA nuclear rocket engine [PDF]

open access: yes
The problem of on-line digital computer control of the NERVA nuclear rocket engine is considered. Proposed is a method of State Dependent State Variable Feedback (SDSVF) as a practical approach to the control of NERVA and other complex nonlinear and/or ...
Kendrick, L. E., Schultz, D. G.
core   +1 more source

Advanced propulsion concepts [PDF]

open access: yes
The topics presented are covered in viewgraph form. The programmatic objective is to establish the feasibility of propulsion technologies for vastly expanded space activity.
Sercel, Joel C.
core   +1 more source

Hybrid Rocket Internal Ballistics

open access: yes, 1972
ALL DISTRIBUTION OF THIS DOCUMENT IS CONTROLLED. REPRODUCTION AND DISTRIBUTION NOT AUTHORIZED. COPIES AVAILABLE ONLY FROM CPIA.
openaire   +1 more source

Advanced research and technology programs for advanced high-pressure oxygen-hydrogen rocket propulsion [PDF]

open access: yes
A research and technology program for advanced high pressure, oxygen-hydrogen rocket propulsion technology is presently being pursued by the National Aeronautics and Space Administration (NASA) to establish the basic discipline technologies, develop the ...
Marsik, S. J., Morea, S. F.
core   +1 more source

Multimatrix Composite Materials for Rocket Nozzle Manufacturing: A Comparative Review. [PDF]

open access: yesPolymers (Basel)
Meiirbekov M   +7 more
europepmc   +1 more source

Near-future rocket launches could slow ozone recovery. [PDF]

open access: yesNPJ Clim Atmos Sci
Revell LE   +9 more
europepmc   +2 more sources

Immersive Virtual Reality for Stroke Rehabilitation: Linking Clinical and Digital Measures of Motor Recovery-A Pilot Study. [PDF]

open access: yesBioengineering (Basel)
Ion LA   +9 more
europepmc   +1 more source

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