Results 131 to 140 of about 24,172 (336)
Cryogenic connector for vacuum use Patent [PDF]
Leakproof soft metal seal for use in very high vacuum systems operating at cryogenic ...
Kitts, W. T., Platt, P. K.
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Biological and biologically‐inspired functional nanostructures with structural, thermal, optical, and sensing applications are reviewed. The role of nanoscale features in biological materials on performance is described, and their blueprints are used for bio‐inspired nanomaterials, synthesized using advanced techniques (i.e., photolithography, bio ...
Chao Hsuan (Joseph) Sung+15 more
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Aerodynamic instability: A case history [PDF]
The identification, diagnosis, and final correction of complex machinery malfunctions typically require the correlation of many parameters such as mechanical construction, process influence, maintenance history, and vibration response characteristics ...
Eisenmann, R. C.
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From Pollution to Value: Electrochemical Systems for Transforming Flue Gas into Chemicals and Fuels
This review presents a comprehensive overview of the strategies whereby low‐concentration CO2 in flue gas can be directly valorized to value‐added chemicals and fuels. It covers recent progress in integrated CO2 capture and conversion, including amine and bi(carbonate) reduction‐based systems.
Meng Wang+7 more
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This review examines hydrogel‐based technologies driven by environmental stimuli and emphasizes their unique contributions to energy conversion. It provides insights into design strategies and recent advancements in functional hydrogels, highlighting opportunities and challenges in this field.
Wanheng Lu+5 more
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A test fixture for measuring high-temperature hypersonic-engine seal performance [PDF]
A test fixture for measuring the performance of several high temperature engine seal concepts was installed at the NASA Lewis Research Center. The test fixture was developed to evaluate seal concepts under development for advanced hypersonic engines such
Steinetz, Bruce M.
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Review of Multifunctional Neural Probe
Modern multifunctional neural probes for brain‐machine interfaces extend beyond basic electrical functions to incorporate chemical and optical modalities. This review explores recent advances in multifunctional probes developed for neural signal acquisition and stimulation, highlighting how these innovations enhance the precision of brain activity ...
Ziqi Jia, Yong Kyu Yoon
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Design and analysis of a cryogenic variable conductance axial grooved heat pipe [PDF]
An investigation to adapt axial grooved designs to the gammit of heat pipe thermal control techniques, with particular emphasis on those suited for cryogenic applications was conducted.
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This review focuses on the application of synthetic biodegradable microarray patches (MAPs) in sustained drug delivery. Compared to conventional MAPs which release drugs into the skin in an immediate manner, these implantable MAPs release drugs into skin microcirculation gradually as the biodegradable polymers degrade, thus offering sustained release ...
Li Zhao+6 more
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This article demonstrates that encasing a hyperelastic balloon in an inextensible sleeve greatly increases its burst pressure. This simple mechanical behavior can be used to produce an asymmetric inflation‐deflation sequence for coupled balloons with different thicknesses so they could serve as a soft robot's rear and front anchors when driven from a ...
Ifat Gertler, Katherine J. Kuchenbecker
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