Results 51 to 60 of about 10,646 (189)

Red era: Dyeing yak hair fibres red with in situ generated silver nanoparticles using silver nitrate and a flavonoid‐containing plant extract

open access: yesColoration Technology, EarlyView.
Abstract Plants and their extracts have been used for dyeing fabrics, skin and hair for thousands of years and have been experiencing a revival in the last years due to increasing health risks arising from oxidative hair dye precursors. We developed a novel two‐step method to dye keratin fibres based on in situ formed silver nanoparticles including a ...
Julia K. Hachmann   +4 more
wiley   +1 more source

Design and analysis of the radiator structure for space power systems [PDF]

open access: yes
The design, analysis, fabrication, and development of the 5-kWe radiator structure are shown. Thermal performance, meteoroid protection, structural capability during launch, development testing and space operation, material evaluation, and the ...
Dauterman, W. H., Montgomery, L. D.
core   +1 more source

Flexible dielectric waveguides with powder cores [PDF]

open access: yes, 1988
Flexible dielectric waveguides have been demonstrated at 10 GHz and 94 GHz using thin-wall polymer tubing filled with low-loss, high-dielectric-constant powders. Absorptive losses of the order of 10 dB/m were measured at 94 GHz.
Bridges, William B., Bruno, William M.
core   +1 more source

From plant to fabric: Environmental opportunities associated with annatto dye for sustainable development in the textile industry

open access: yesColoration Technology, EarlyView.
Abstract Natural dyes are compounds that occur naturally in several organisms and are classified based on chemical structure and application method. The literature cites several natural dyes used in industrial transformation processes. Annatto dye is used in the food industry, and its biological pigment is extracted from the annatto seed. However, this
Marcel Jefferson Gonçalves   +5 more
wiley   +1 more source

Experimental Study of Electrophoretic Deposited Carbon Nanotubes on Microstrip Transmission Line Resonators and Filters [PDF]

open access: yes, 2013
The electrical properties of single-walled carbon nanotube electrophoreses deposition on different types of gold-plated microstrip devices are investigated.
Diniz, E., Sinha, S., Stander, T.
core   +1 more source

Probe modeling for millimeter-wave integrated-circuit horn antennas [PDF]

open access: yes, 1992
Integrated-circuit probe-excited horn-antenna arrays etched in silicon are well developed. They are a very promising class of antenna arrays for milli-meter and submillimeter applications.
Chiao, Jung-Chih   +3 more
core   +1 more source

Erythrocyte ‘Feierzeit’ reaction: Novel filamentous and vesicular response to n‐butyl acetate

open access: yesJournal of Microscopy, EarlyView.
Abstract Human erythrocytes (red blood cells; RBCs) undergo spontaneous disassembly after several hours of exposure to n‐butyl acetate (nBA). Images of the morphological changes were captured in time‐lapse sequences using differential interference contrast (DIC) light microscopy.
Philip W. Kuchel
wiley   +1 more source

Research and development program on magnetic electrical conductor, electrical insulation, and bore seal materials - Electrical conductor and electrical insulation materials topical report [PDF]

open access: yes
Electrical, mechanical, and thermo-physical properties of conductor and insulation materials for application to advanced space electric power ...
Kueser, P. E., Lane, D. H., Neff, W. S.
core   +1 more source

Improving Moist‐Electric Generator Stability and Performance by Enhancing Interfacial Activity With Crosslinked Aminated Carbon Dots

open access: yesCarbon Neutralization, Volume 5, Issue 3, May 2026.
A high‐performance moisture‐enabled electricity generation (MEG) device with amino‐functionalized carbon dots on flexible fabric via thermal crosslinking is presented. The thermal crosslinking strategy enhances adhesion, removes inert groups, and suppresses carbon dots migration, boosting voltage (0.90 V vs. 0.56 V) and stability over 120 h.
Yi Li   +9 more
wiley   +1 more source

Materials data handbook: Aluminum alloy 6061 [PDF]

open access: yes
A summary of the materials property information for aluminum alloy 6061 is presented. The scope of the information includes physical and mechanical properties of the alloy at cryogenic, ambient, and elevated temperatures.
Muraca, R. F., Whittick, J. S.
core   +1 more source

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