Results 131 to 140 of about 7,995,271 (350)

Quasars in the MAMBO blank field survey

open access: yes, 2005
Our MAMBO 1.2 mm blank field imaging survey of ~0.75 sqd has uncovered four unusually bright sources, with flux densities between 10 and 90 mJy, all located in the Abell 2125 field.
Alexander   +58 more
core   +1 more source

Fabrication‐Directed Entanglement for Designing Chiral and Anisotropic Metamaterial Foams

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces fabrication‐directed entanglement (FDE), combining viscous thread printing and topology optimization to program entangled foams with spatially patterned stiffness. By tuning coil density, FDE enables anisotropy, programmable Poisson's ratio, and chirality in foams.
Daniel Revier   +3 more
wiley   +1 more source

Proposed Host Galaxies of Repeating Fast Radio Burst Sources Detected by CHIME/FRB

open access: yesThe Astrophysical Journal
We present a search for host galaxy associations for the third set of repeating fast radio burst (FRB) sources discovered by the CHIME/FRB Collaboration. Using the ∼1′ CHIME/FRB baseband localizations and probabilistic methods, we identify potential host
Adaeze L. Ibik   +20 more
doaj   +1 more source

Magnetoactive Metamaterials: A State‐of‐the‐Art Review

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetoactive metamaterials combine magnetoactive composites with architected metastructures to enable contactless, tunable control of mechanical, acoustic, and elastic properties. This review highlights recent advances in their design, fabrication, and applications in soft robotics, biomedical devices, and adaptive structures and outlines future ...
Seyyedmohammad Aghamiri, Ramin Sedaghati
wiley   +1 more source

A statistical study of flat-spectrum radio sources at 966 MHz [PDF]

open access: bronze, 1981
P. K. Moore   +4 more
openalex   +1 more source

The Complete Local Volume Groups Sample - II. A study of the Central Radio Galaxies in the High$-$Richness Sub-sample

open access: yes, 2018
We present a study of the radio properties of the dominant early-type galaxies in 26 galaxy groups, the high-richness sub-sample of the Complete Local-volume Groups Sample (CLoGS).
Babul, Arif   +5 more
core   +1 more source

RRAT J1913+1330: An Extremely Variable and Puzzling Pulsar

open access: yesThe Astrophysical Journal
Rotating radio transients (RRATs) are neutron stars that emit sporadic radio bursts. We detected 1955 single pulses from RRAT J1913+1330 using the 19 beam receiver of the Five-hundred-meter Aperture Spherical radio Telescope.
S. B. Zhang   +28 more
doaj   +1 more source

Multimodal Characterization of Sn‐Bi Solder Alloy Solidification Using Synchrotron X‐Ray Microtomography and Energy Dispersive Diffraction

open access: yesAdvanced Engineering Materials, EarlyView.
Real‐time imaging and energy‐dispersive diffraction during solidification of Sn‐Bi alloy interconnect for electronic packaging applications are studied. Sn‐Bi solder alloys have generated significant interest in recent times due to their potential use in electronic packaging.
Amey Luktuke   +3 more
wiley   +1 more source

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