Results 161 to 170 of about 40,392 (313)

A Unique Hybrid Propulsion System Design for Large Space Boosters [PDF]

open access: yes
A study was made of the application of hybrid rocket propulsion technology to large space boosters. Safety, reliability, cost, and performance comprised the evaluation criteria, in order of relative importance, for this study.
Rodgers, Frederick C.
core   +1 more source

Anticipating Knowledge Applicability in Open Science Through Recycling, Mimicking, and Shortcutting

open access: yesR&D Management, Volume 56, Issue 1, Page 71-87, January 2026.
ABSTRACT Open science literature scrutinizes how organizations provide access to knowledge. Yet, much less is known about how organizations pursuing open science for societal impact anticipate knowledge applicability—that shared knowledge is reusable for other organizations and individuals, and enables open social innovation.
Konstantin Hondros   +3 more
wiley   +1 more source

The Martyrdom of Nadezhda Kurchenko: Soviet Hero Cults and the Spiritual Turn in Late Socialism

open access: yesThe Russian Review, Volume 85, Issue 1, Page 69-87, January 2026.
Abstract This article argues that the spiritual turn in Soviet atheism under Brezhnev provided a meaningful solution to the problems of producing heroes when self‐sacrificing martyrs were losing their appeal. To support this claim, I examine the story of Nadezhda Kurchenko, a nineteen‐year‐old flight attendant killed by two hijackers on an Aeroflot ...
Steven E. Harris
wiley   +1 more source

Regression Rate Study in HTPB/GOX Hybrid Rocket Motors.

open access: diamond, 1996
Philmon George   +4 more
openalex   +1 more source

Integrating Composite Materials Throughout the Military Sector: A Review

open access: yesAdvances in Materials Science and Engineering, Volume 2026, Issue 1, 2026.
Composite materials have attracted considerable attention in the defense industry owing to their distinctive properties and wide‐ranging applications. This systematic review examines the current research landscape and recent advancements in the application of composite materials for defense purposes.
Mikru Birhan   +4 more
wiley   +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

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

Efficient Temperature Control of Lithium‐Ion Battery Through an Ambient Cooling Model

open access: yesInternational Journal of Electrochemistry, Volume 2026, Issue 1, 2026.
There exists a long‐standing challenge on how to cool down the heat released from a lithium‐ion battery. Usually researchers adopted expensive techniques for battery cooling. This study attempts to propose an ambient cooling model using electrochemical and thermodynamic principles to address this issue. A standard lithium‐ion battery is used.
Salman Farsi   +2 more
wiley   +1 more source

A Record Flight of the Hybrid Sounding Rocket HEROS 3

open access: diamond, 2018
Mario Kobald   +4 more
openalex   +2 more sources

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