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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 163 records · Page 9

Alternative Bio-Derived JP-8 Class Fuel and JP-8 Fuel: Flame Tube Combustor Test Results Compared using a GE TAPS Injector Configuration

This paper presents results from tests in a NASA Glenn Research Center (GRC) flame tube facility, where a bio-derived alternate fuel was compared with JP-8 for emissions and general combustion performance. A research version of General Electric Aviation (GE) TAPS injector was used for the tests. Results include 2D, planar laser-based imaging as well as basic flow visualization of the flame. Four conditions were selected that simulate various engine power conditions relevant to NASA Fundamental Aeronautics Supersonics and Environmentally Responsible Aviation Projects were tested.

optical diagnostics↗

LTN Inlets and Nozzles Branch Overview; NASA GE - Methods Development Review

LTNInlets and Nozzles Branch Overview to be presented to GE during method review meeting. Presentation outlines the capabilities, facilities and tools used by the LTN Branch to conduct its mission of developing design and analysis tools and technologies for inlets and nozzles used on advanced vehicle concepts ranging from subsonic to hypersonic speeds.

Nozzles↗

Ballistic-Electron-Emission Microscopy of Strained Si l-x Ge x Layers

Ballistic-electron-emission microscopy has been used to investigate the effects of strain on Si l-x Ge x alloys. Lifting of the degeneracy of the conduction-band minimum of SiGe due to lattice deformation has been directly measured by application of BEEM spectroscopy to Ag/Si structures.

lattice↗

Linearity of a Ge

Ge/Li/ drifted gamma detector for 1/2 to 10 Mev range, measuring response deviation from linearity

RADIATION DETECTOR↗