Results 151 to 160 of about 41,311 (309)

Physical Intelligence in Small‐Scale Robots and Machines

open access: yesAdvanced Materials, EarlyView.
“Physical intelligence” (PI) empowers biological organisms and artificial machines, especially at the small scales, to perceive, adapt, and even reshape their complex, dynamic, and unstructured operation environments. This review summarizes recent milestones and future directions of PI in small‐scale robots and machines.
Huyue Chen, Metin Sitti
wiley   +1 more source

The Herbig–Haro Outflow Content and Star-forming Environment of Circinus West and East

open access: yesThe Astronomical Journal
We report the results of a spatially compete, high-sensitivity survey for Herbig–Haro (HH) outflows in the Western and Eastern Circinus molecular clouds.
T. A. Rector   +4 more
doaj   +1 more source

Supernovae and Stellar Collisions [PDF]

open access: yesProceedings of the National Academy of Sciences, 1939
openaire   +3 more sources

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Tidal Disruption Events in Active Galactic Nuclei: on Orbital Inclination and Schwarzschild Apsidal Precession

open access: yesThe Astrophysical Journal
Tidal disruption events (TDEs) in active galactic nuclei (AGNs) mark a regime where traditional vacuum models fail to capture the full dynamics, especially due to interaction between stellar debris and preexisting accretion disks.
Minghao Zhang   +4 more
doaj   +1 more source

Non‐Destructive Laser Nanopatterning of Superconducting Heterostructures in Topological Sn Thin Films

open access: yesAdvanced Materials, EarlyView.
We demonstrate successful fabrication of high‐quality α‐Sn/β‐Sn planar nanostructures with arbitrary shapes by focused laser irradiation on topological Dirac semimetal α‐Sn thin films. The irradiated regions transform into atomically smooth, superconducting β‐Sn with a critical temperature of 3.7 K.
Le Duc Anh   +5 more
wiley   +1 more source

A Data-driven Search For Mid-infrared Excesses Among Five Million Main-sequence FGK Stars

open access: yesThe Astronomical Journal
Stellar infrared excesses can indicate various phenomena of interest, from protoplanetary disks to debris disks, or (more speculatively) techno-signatures along the lines of Dyson spheres.
Gabriella Contardo, David W. Hogg
doaj   +1 more source

Radiation‐Resistant Aluminum Alloy for Space Missions in the Extreme Environment of the Solar System

open access: yesAdvanced Materials, EarlyView.
A novel ultrafine‐grained aluminum crossover alloy exhibits unprecedented radiation resistance and mechanical stability under extreme irradiation doses up to 100 dpa. The exceptional resilience arises from thermodynamically stable T‐phase precipitates, enabling lightweight structural materials for next‐generation spacecraft and extraterrestrial ...
Patrick D. Willenshofer   +9 more
wiley   +1 more source

KRIOS: A new basis-expansion $N$-body code for collisional stellar dynamics [PDF]

open access: green
Kerwann Tep   +6 more
openalex   +1 more source

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