Results 191 to 200 of about 2,245,350 (289)

The Mitochondrial Guardian α‐Amyrin Mitigates Alzheimer's Disease Pathology via Modulation of the DLK‐SARM1‐ULK1 Axis

open access: yesAdvanced Science, EarlyView.
Dietary habits play a key role in chronic diseases, and higher annual consumption of fruit and vegetable may lower risk of dementia. Artificial intelligence predicts the lipid‐like compound α‐Amyrin (αA) from plants with edible peels as a drug candidate against Alzheimer's disease.
Shu‐Qin Cao   +36 more
wiley   +1 more source

A Perspective on the Applications of Triphasic Gas Storage in Electrochemical Systems

open access: yesAdvanced Science, EarlyView.
Gas storage in microporous materials positioned locally at an electrode or electrocatalyst surface enhances electrochemical processes. Abstract Microporous materials store gases under dry conditions (e.g., hydrogen or oxygen via physisorption), but in some cases microporous materials also show triphasic (e.g., in a solid|gas|liquid system) gas storage ...
Zhongkai Li   +9 more
wiley   +1 more source

Material‐Induced Nuclear Deformation Controls Chromatin Architecture in Adipose Stem Cells

open access: yesAdvanced Science, EarlyView.
Tuning cell and cytoskeleton mechanics modulated nuclear shape and heterochromatin organization in ASCs. Distinct cytoskeletal architectures induced nuclear morphologies from oblate to prolate ellipsoids. Large elongated cells with a structured actin cap exhibited high nuclear strain, driving nuclear envelope deformation and heterochromatin ...
Carlo F. Natale   +6 more
wiley   +1 more source

In Situ Characterisation of Hydrogels via Dynamic Interface Printing

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels have become pivotal materials for tissue engineering, robotics, biomedical devices, and sensing applications due to their diverse material compositions and tunable mechanical properties. While significant effort has focused on developing novel manufacturing approaches such as extrusion bioprinting and light‐based fabrication methods,
Callum Vidler   +2 more
wiley   +1 more source

Array gain for a cylindrical array with baffle scatter effects

The Journal of the Acoustical Society of America, 2007
Cylindrical arrays used in sonar for passive underwater surveillance often have sensors surrounding a cylindrical metal baffle. In some operational sonars, the phones in each stave (i.e., each line of phones aligned with the cylinder axis) are hardwired together so that the array is equivalent to a baffled circular array of directional elements, where ...
Derek C, Bertilone   +2 more
openaire   +3 more sources

A printed circuit cylindrical array antenna

1986 Antennas and Propagation Society International Symposium, 1986
The design and performance of a Ku-band cylindrical antenna are described. The antenna is designed to provide a 360\deg azimuth coverage with 20 dB sidelobes and an operating bandwidth of 1 GHz (16.0-17.0 GHz). The antenna consists of 16 facets of 2 \times 4 dipole arrays. The 360\deg coverage is obtained with a switch matrix network.
A. Agrawal, W. Powell
openaire   +2 more sources

Conformal Cylindrical Array Sound Source Localization at the Presence of Shadowed Elements

IEEE Internet of Things Journal, 2023
Sound source localization provides an absorbing capability for unmanned aerial vehicles (UAVs) in scenarios, such as search and rescue operations. The shape fusion between the sound array and UAVs forms a special conformal property that is drawing more ...
Jiaheng Li   +4 more
semanticscholar   +1 more source

Modular All-Metal Ultrawideband Cylindrical Array for Multifunction Operation

IEEE Transactions on Antennas and Propagation, 2022
Legacy cylindrical phased array systems are constrained to narrowband operation due to antenna element limitations amid a growing need to support advanced multifunctional platform requirements. In this paper, a notch-based all-metal ultrawideband antenna
J. Logan, W. Mark Dorsey, J. Valenzi
semanticscholar   +1 more source

Experimental investigation of the effect of cylindrical array structure on heat transfer performance during nucleate boiling

, 2021
Using deionized water as the working fluid, a visualized pool boiling study was carried out on the surface of cylindrical pillar arrays of different sizes and the ordinary smooth surface under atmospheric pressure, and the boiling heat transfer curve and
Hantao Jiang   +4 more
semanticscholar   +1 more source

Synthesizing Shaped-Beam Cylindrical Conformal Array Considering Mutual Coupling Using Refined Rotation/Phase Optimization

IEEE Transactions on Antennas and Propagation, 2022
A novel method of synthesizing shaped-beam cylindrical conformal array by rotating the antenna elements and optimizing their excitation phases is presented.
Ming Li   +4 more
semanticscholar   +1 more source

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