Results 141 to 150 of about 6,421,419 (387)

Nicotine Reprograms Aging‐Related Metabolism and Protects Against Motor Decline in Mice

open access: yesAdvanced Science, EarlyView.
Long‐term oral nicotine intake protects against age‐related motor decline in mice without eliciting systemic toxicity. Integrated multi‐organ metabolomic profiling and longitudinal gut microbiota analyses reveal that nicotine induces coordinated remodeling of glycolipid and sphingolipid metabolism, enhances NAD⁺ bioavailability, and suppresses ceramide
Shuhui Jia   +29 more
wiley   +1 more source

Data management, chapter 5, part C [PDF]

open access: yes
The data management for a spacecraft radar was defined in terms of an end-to-end data system, which performs the following three functions: (1) sampling and compaction of data onboard the spacecraft, (2) manipulation of radar data on the ground and (3 ...

core   +1 more source

A 3D Printing Strategy for Hard Curved Surfaced Circuits: From Materials to Applications

open access: yesAdvanced Science, EarlyView.
Conventional PCB etching (multi‐step) and indirect transfer techniques fail to meet structural electronics’ demands for lightweight, miniaturized, and customized manufacturing. 3D‐printed conformal circuits enable direct integration of conductive traces into substrates or onto surfaces, achieving integrated structural‐functional fabrication.
Wang Qin   +12 more
wiley   +1 more source

Imaging Radar Polarimetry [PDF]

open access: bronze, 1990
J.J. van Zyl, H. A. Zebker
openalex   +1 more source

Template‐Free Fabrication of Single Atom Fe‐Based Cathodes Unlock High‐Performing Anion‐Exchange Membrane Fuel Cells

open access: yesAdvanced Science, EarlyView.
A high‐performance single‐atom critical‐raw‐material (CRM)‐free Fe‐based catalyst is designed using a template‐free manufacturing approach. This single‐atom catalyst (SAC) is incorporated into operando anion‐exchange membrane fuel cells using O2 and CO2‐free air displaying excellent performance.
John C. Douglin   +16 more
wiley   +1 more source

Synthetic aperture radar images of ocean waves, theories of imaging physics and experimental tests [PDF]

open access: yes, 1984
The physical mechanism for the synthetic Aperture Radar (SAR) imaging of ocean waves is investigated through the use of analytical models. The models are tested by comparison with data sets from the SEASAT mission and airborne SAR's.
Durden, S. L.   +3 more
core   +1 more source

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