Results 61 to 70 of about 5,994,596 (302)

Configuration‐Encoded Cell Alignment by Light‐Gated Silicon Photovoltaic Microcell Arrays

open access: yesAdvanced Functional Materials, EarlyView.
Light‐gated silicon photovoltaic microcells convert pulsed illumination into localized electrical cues. Arranging otherwise similar microcells into four‐lobed, six‐lobed, or circular patterns directs fibroblasts into corresponding local arrangements without wired stimulation.
Yifan Tao   +7 more
wiley   +1 more source

AMS-02 on the International Space Station

open access: yesEPJ Web of Conferences, 2014
AMS-02 is a multipurpose magnetic spectrometer that will operate on the International Space Station for at least two decades. The detector is designed to measure with very high accuracy the composition of cosmic rays near Earth.
Spada Francesca R.
doaj   +1 more source

Controlling Structure and Stability in Ultrathin Ti3C2Tx MXene Multilayers for Hydrogen Gas Barrier Applications

open access: yesAdvanced Functional Materials, EarlyView.
An ultrathin nanocomposite MXene‐based multilayer effectively blocks hydrogen permeation by presenting a tortuous, layered structure. When the MXene is layered with reduced graphene oxide modified with a polycation, the resulting nanocomposite retains its hydrogen gas barrier properties at temperatures as high as 400°C (permeability of 7.13 ± 0.09 × 10−
Yang Hyun Auh   +6 more
wiley   +1 more source

Poisson's Ratio‐Driven Control of Myogenic Differentiation and Maturation in Auxetic Metamaterials under Dynamic Mechanical Stimulation

open access: yesAdvanced Functional Materials, EarlyView.
This study explored how innovative “auxetic” scaffolds, which expand when stretched, influence skeletal muscle development. Researchers cultured muscle cells on different scaffold designs and applied repeated stretching over 10 days. They found that scaffold geometry affected muscle cell differentiation and fiber formation.
Maria Kalogeropoulou   +5 more
wiley   +1 more source

[News Clip: Miss Space]

open access: yes, 1959
Video footage from the WBAP-TV television station in Fort Worth, Texas, to accompany a news story about the Miss Space pageant in ...
WBAP-TV (Television station : Fort Worth, Tex.)
core   +1 more source

Research on Quantitative Demand of Underground Space Development for Urban Rail Transit Station Areas: A Case Study of Metro Line 1 in Xuzhou, China

open access: yesUrban Rail Transit, 2018
Under the background of the rapid development of urban rail transit in China, the development demand of urban underground space has also greatly increased especially in the rail transit station areas.
Liming Wu   +4 more
doaj   +1 more source

Engineering Intraframework Energy Transfer in Metal‐Organic Frameworks for Luminescent Discrimination of Bisphenol Pollutants

open access: yesAdvanced Functional Materials, EarlyView.
A family of isostructural lanthanide metal–organic frameworks serves as a model platform to disentangle metal‐to‐metal and linker‐to‐linker energy transfer during luminescence sensing. The results reveal that rigid lanthanide energy migration governs sensing performance, whereas linker‐mediated pathways exert only minor effects, providing mechanistic ...
Zongsu Han   +4 more
wiley   +1 more source

[News Clip: Space ship]

open access: yes, 1959
Video footage from the WBAP-TV station in Fort Worth, Texas to accompany a news story about Kraft Foods using a 30 foot space ship to promote Jet-Puffed Marshmallows in ...
WBAP-TV (Television station : Fort Worth, Tex.)
core   +1 more source

n‐Type Polymer Radio Frequency Rectifiers Operating at 18.5 GHz

open access: yesAdvanced Materials, EarlyView.
Combining an n‐doped polymer semiconductor with wafer‐scale asymmetric planar electrodes featuring work function‐engineered contacts yields radio‐frequency diodes and rectifying circuits operating at up to 18.5 GHz. The devices combine scalable manufacturing with an operating frequency previously unattainable by large‐area organic electronics ...
Lazaros Panagiotidis   +19 more
wiley   +1 more source

Staged Fine-Tuning of Large Language Models for Multi-Level Space Station Operation Mission Planning

open access: yesAerospace
Space Station Operation Mission Planning (SSOMP) requires coordinated decisions across long-term activity allocation, mid-term logistics optimization, and short-term execution scheduling and is a key component of autonomous mission operations for high ...
Luxin Xu   +5 more
doaj   +1 more source

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