Results 251 to 260 of about 118,555 (354)

MODIFYING THE CRACK GROWTH IN A GLASS FIBER REINFORCED EPOXY BY ADDING POLYAMIDE 6 NANOFIBERS

open access: green, 2013
Ives De Baere   +4 more
openalex   +1 more source

Fallschirmspringen, Paragliding und Wingsuit‐Fliegen: Im freien Fall

open access: yesPhysik in unserer Zeit, EarlyView.
Mit nichts als Schwerkraftantrieb vom Himmel zu fallen, führt zu den schnellsten Sportarten, aber auch zu den gefährlichsten. Zusammenfassung Fallschirmspringen wird erst seit 1951 als offizielle Sportart betrieben. Moderne Fallschirme sind sehr gut steuerbar, weshalb zum Beispiel das Zielspringen immer anspruchsvoller wird.
Leopold Mathelitsch, Sigrid Thaller
wiley   +1 more source

Carbon Material Films for Flexible and Efficient Electromagnetic Interference Shielding: A Review

open access: yesRare Metals, EarlyView.
ABSTRACT With the rapid development of technology such as the Internet and electronic devices, electromagnetic radiation pollution has become an increasingly prominent issue, which negatively impacts both human health and the normal operation of equipment.
Yu‐Xin Chen   +10 more
wiley   +1 more source

Nanofiltration Membranes for High‐Selectivity Separation of Li+ and Mg2+ From Salt Lake Brines: Strategies, Challenges, and Perspectives

open access: yesRare Metals, EarlyView.
ABSTRACT Against the backdrop of global clean energy transition and surging demand for lithium resources, lithium extraction from salt lakes presents unprecedented development opportunities. Nanofiltration (NF) membrane technology, recognized for its efficiency, energy savings, and environmental benefits, demonstrates significant application potential ...
Wen‐Feng Li   +5 more
wiley   +1 more source

Home - About - Disclaimer - Privacy