Results 151 to 160 of about 276,192 (314)

Cold Flow Determination of the Internal Flow Environment Around the Submerged TVC Nozzle for the Space Shuttle SRM [PDF]

open access: yes
A series of subscale cold flow tests was performed to quantify the gas flow characteristics at the aft end of the Space Shuttle Solid Rocket Motor. This information was used to support the analyses of the redesigned nozzle/case joint.
Bacchus, D. L.   +3 more
core   +1 more source

Oxygen Supply of Islets of Langerhans by Photosynthetically Active Microalgae in Bioprinted Co‐Cultures Maintains Their Function in a Hypoxic Environment

open access: yesAdvanced Healthcare Materials, EarlyView.
This study developed a bioprinted co‐culture system embedding rat pancreatic islets and Scenedesmus sp. microalgae spatially defined in close vicinity. Red light was found optimal to ensure microalgal photosynthesis while maintaining islet viability and functionality. A tailored co‐culture medium supported both cell types.
Finn Dani   +7 more
wiley   +1 more source

Mach 4 and Mach 8 axisymmetric nozzles for a shock tunnel [PDF]

open access: yes
The performance of two axisymmetric nozzles which were designed to produce uniform, parallel flow with nominal Mach numbers of 4 and 8 is examined. A free-piston-driven shock tube was used to supply the nozzle with high-temperature, high-pressure test ...
Jacobs, P. A., Stalker, R. J.
core   +1 more source

A Superhydrophobic 3D Cell Culture System Reveals the Mechanobiological Role of Cancer‐Associated Fibroblasts in Prostate Cancer Metastasis

open access: yesAdvanced Healthcare Materials, EarlyView.
A superhydrophobic 3D cell culture platform enables rapid and consistent formation of heterotypic tumor–stroma clusters, and reveals how physiological shear conditions influence metastatic signaling. Mechanical stimulation of cancer‐associated fibroblasts promotes sustained cytokine secretion and survival‐promoting pathways, showing how multicellular ...
Alexandria T. Carter   +5 more
wiley   +1 more source

Experimental investigation on spray morphology in dual pitch spiral nozzle. [PDF]

open access: yesSci Rep
Khani Aminjan K   +4 more
europepmc   +1 more source

Effect of cavitation on velocity in the near-field of a diesel nozzle

open access: yes, 2015
The entire process of atomization of the fuel in an internal combustion engine plays a very important role in determining the overall efficiency of these engines.
Blaisot, Jean-Bernard   +6 more
core   +1 more source

Two Material Properties from One Wavelength‐Orthogonal Photoresin Enabled by a Monochromatic Laser Integrated Stereolithographic Apparatus (Mono LISA)

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
A single object with dual properties – degradable and non‐degradable – is fabricated in a single print simply by switching the printing colors. The advanced multi‐material printing is enabled by the combination of a fully wavelength‐orthogonal photoresin and a monochromatic tunable laser printer, paving the way for precise multi‐material ...
Xingyu Wu   +5 more
wiley   +1 more source

Static performance of an axisymmetric nozzle with post-exit vanes for multiaxis thrust vectoring [PDF]

open access: yes
An investigation was conducted in the static test facility of the Langley 16-Foot Transonic Tunnel to determine the flow-turning capability and the nozzle internal performance of an axisymmetric convergent-divergent nozzle with post-exit vanes installed ...
Berrier, Bobby L., Mason, Mary L.
core   +1 more source

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