Results 181 to 190 of about 90,785 (325)

Engineering, Life Sciences, and Health/Medicine Synergy in Aerospace Human Systems Integration: The Rosetta Stone Project—An Executive Summary [PDF]

open access: bronze, 2018
Charles R. Doarn   +16 more
openalex   +1 more source

Aerospace medicine and biology: A continuing bibliography with indexes (supplement 323) [PDF]

open access: yes
This bibliography lists 125 reports, articles and other documents introduced into the NASA Scientific and Technical Information System during April, 1989.

core   +1 more source

Twin Toughening‐Driven Martensitic Transformation Strategy Synergistic Improvement for Plasticity‐Thermal Shock Resistance of (Hf─Zr─Ti)C Ceramic Coating in Severe Thermal Environments

open access: yesAdvanced Science, EarlyView.
A “ceramic self‐toughening strategy” is introduced for enhancing the plasticity and thermal shock resistance of (Hf─Zr─Ti)C coatings through twin toughening‐driven martensitic transformations in oxide scales. It facilitated the formation of stable, dense, and high‐toughness oxide scales after repeat ablation, and endowed prepared coatings with superior
Jiachen Li   +10 more
wiley   +1 more source

Aerospace Medicine and Biology: A continuing bibliography, supplement 191 [PDF]

open access: yes
A bibliographical list of 182 reports, articles, and other documents introduced into the NASA scientific and technical information system in February 1979 is ...

core   +1 more source

Aerial Track‐Guided Autonomous Soft Ring Robot

open access: yesAdvanced Science, EarlyView.
Controlling motion paths in soft active material‐based robots is challenging due to their inherently high degrees of freedom. Inspired by aerial trams, a new class of autonomous, track‐guided soft robots composed of twisted liquid crystal elastomer rings are reported.
Fangjie Qi   +4 more
wiley   +1 more source

Cash holding dynamics and competition intensity: Evidence from UK firms

open access: yesManagerial and Decision Economics, Volume 44, Issue 1, Page 641-662, January 2023., 2023
Abstract Using a quasi‐natural experiment and various measures of competition intensity, we examine whether an increase in product market competition is a key driver of firm cash holdings. We find that firms increase cash holdings when competition is intense.
Gbenga Adamolekun, Edward Jones, Hao Li
wiley   +1 more source

Sustainable Development of High‐performance Poly(ester‐imine) Biobased Thermosets

open access: yesAdvanced Science, EarlyView.
Schiff‐based epoxy monomers derived from renewable natural resources are used to design robust structures by cross–linking with bio‐anhydrides. The resulting eco‐friendly, high‐performance thermosets feature two cleavable bonds, offering versatility for various applications.
Roxana Dinu   +3 more
wiley   +1 more source

Bioinspired Liquid‐Free Ion‐Conductive Elastomers with Ultrahigh Mechanical Strength and Excellent Ionic Conductivity for Multifunctional Flexible Sensing Applications

open access: yesAdvanced Science, EarlyView.
⁻Inspired by the “brick wall” structure of pearl layer, FLICE‐110% liquid‐free ionic conductive elastomer had high mechanical strength (5.46 MPa), excellent ionic conductivity (3.29 × 10−4 S cm−1) and resilience. It can be used in smart music boxes, airplane wings and control manipulators.
Zequan Li   +13 more
wiley   +1 more source

The Place of Urology in Aerospace Medicine; A New Horizon

open access: gold, 2022
Caner Baran   +2 more
openalex   +1 more source

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