Results 71 to 80 of about 39,755 (280)

Launch vehicle performance using metallized propellants [PDF]

open access: yes
Metallized propellant propulsion systems are considered as replacements for the solid rocket boosters and liquid sustainer stages on the current launch vehicles: both the Space Transportation System (STS) and the Titan 4.
Palaszewski, Bryan A., Powell, Richard
core   +1 more source

Past and Present Large Solid Rocket Motor Test Capabilities [PDF]

open access: yes, 2011
A study was performed to identify the current and historical trends in the capability of solid rocket motor testing in the United States. The study focused on test positions capable of testing solid rocket motors of at least 10,000 lbf thrust.
Kowalski, Robert R., Owen, David B., II
core   +1 more source

Rendezvous in Space: Tech Diplomacy and the Commercial Space Era—A Study of Rendezvous and Docking Technologies and Space Exploration Co‐Operation Since the Cold War

open access: yesGlobal Policy, EarlyView.
ABSTRACT On‐orbit rendezvous and docking constitute one of the most technically challenging activities in the history of space activities. As space endeavours mature to crewed missions, space rendezous and docking technologies (RDT) emerge as an area of technological innovation critical to advances in future crewed space exploration.
Nikita Chiu, Markus Kornprobst
wiley   +1 more source

Propulsion Performance of Rocket Fuel through Bomb Calorimeter and Computer Simulation [PDF]

open access: bronze, 2020
Yuqi Wang   +8 more
openalex   +1 more source

Real-time fault diagnosis for propulsion systems [PDF]

open access: yes
Current research toward real time fault diagnosis for propulsion systems at NASA-Lewis is described. The research is being applied to both air breathing and rocket propulsion systems.
Delaat, John C.   +3 more
core   +1 more source

Outsmarting sanctions

open access: yesAmerican Ethnologist, EarlyView.
Abstract In 2012 the UN Security Council and the European Union bolstered US economic sanctions on Iran, disembedding the country's economy from financial markets. Since then, the sanctions have radically devalued Iran's currency, leading Iranians to seek a viable standard of value elsewhere. They have done so through ghachagh (fugitive) configurations
Emrah Yıldız
wiley   +1 more source

Hybrid Rocket Propulsion for Sounding Rocket Applications [PDF]

open access: yes
A discussion of the H-225K hybrid rocket motor, produced by the American Rocket Company, is given. The H-225K motor is presented in terms of the following topics: (1) hybrid rocket fundamentals; (2) hybrid characteristics; and (3) hybrid ...

core   +1 more source

The Monetary Policy–Commodities Nexus: A Survey

open access: yesJournal of Economic Surveys, EarlyView.
ABSTRACT This survey synthesizes evidence on the bidirectional links between commodity markets and monetary policy. On the commodities‐to‐policy side, we review how shocks to energy, food, and metals pass through to inflation, inflation expectations, economic activity, and financial stability in state‐dependent ways that vary by shock type, exposure ...
Martin T. Bohl   +2 more
wiley   +1 more source

Enhancing combustion performance of Al-H2O gelled propellants via polytetrafluoroethylene

open access: yesCase Studies in Thermal Engineering
Aluminum–water (Al-H2O) propellants are a novel class of solid propellants characterized by low cost and low signature observability. However, the inherently high aluminum content in these formulations often leads to severe agglomeration of aluminum (Al)
Songchen Yue   +5 more
doaj   +1 more source

Sterilizable liquid propulsion system Quarterly progress report, Oct. 1 - Dec. 31, 1967 [PDF]

open access: yes
Exposure of assembled and fueled bipropellant liquid rocket propulsion system to ethylene oxide and heat sterilization ...
Brady, H. F., Keough, J.
core   +1 more source

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