Results 101 to 110 of about 11,061 (299)

A New X-Ray and Radio Burst Activity from the Magnetar SGR 1935+2154

open access: yesThe Astrophysical Journal Supplement Series
SGR 1935+2154 has emerged as the most active magnetar in recent years, exhibiting X-ray burst activity nearly annually and emitting a fast radio burst (FRB 200428 (FRB1)) in its 2020 April activity, for the first time from a Milky Way source, accompanied
Noor S. Rehan, Alaa I. Ibrahim
doaj   +1 more source

Development of Observation System of Decametric Solar Radio Bursts at Awara Space Radio Observatory [PDF]

open access: yes, 2004
A new station for observation of solar radio bursts has been developed at Awara Space Radio Observatory (ASRO), Fukui University of Technology. Using the swept frequency radiospectrograph covering a frequency range from 20 MHz to 40 MHz within 250 msec ...
青山, 隆司   +7 more
core   +1 more source

Localized Temperature Monitoring in Mouse Brain during Light Delivery via a Non‐Planar Tapered Fiber‐Integrated µRTD Sensor

open access: yesAdvanced Materials, EarlyView.
We report a multifunctional tapered optical fiber integrating a conformal micro‐resistance temperature detector (µRTD) for local, real‐time thermometry during optical stimulation. The platform combines light‐delivery and temperature sensing within a minimally invasive footprint, enabling detection of sub‐degree cortical heating under representative ...
Antonio Balena   +6 more
wiley   +1 more source

The prevalence of repeating fast radio bursts [PDF]

open access: yes, 2019
Fast radio bursts are extragalactic, sub-millisecond radio impulses of unknown origin. Their dispersion measures, which quantify the observed frequency-dependent dispersive delays in terms of free-electron column densities, greatly exceed predictions ...
Ravi, Vikram
core  

Self‐Powered Flexible Triboelectric‐Gated Ion‐Gel Transistor for Neuromorphic Tactile Sensing and Human Activity Recognition

open access: yesAdvanced Materials, EarlyView.
A fully flexible ion‐gel‐gated graphene‐channel transistor driven by a triboelectric nanogenerator enables self‐powered tactile sensing and synaptic learning. Mimicking spike‐rate‐dependent plasticity, the device exhibits frequency‐selective potentiation and depression, supporting rate‐coded neuromorphic computation even under flex.
Hanseong Cho   +3 more
wiley   +1 more source

Inverse Design of Amorphous Materials With Targeted Properties

open access: yesAdvanced Materials, EarlyView.
AMDEN is a diffusion model framework for the inverse design of amorphous materials with targeted properties. By incorporating Hamiltonian Monte Carlo refinement into the denoising process, the framework overcomes the challenge of generating thermally relaxed disordered structures.
Jonas A. Finkler   +4 more
wiley   +1 more source

The observed properties of fast radio bursts [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2018
17 pages, 8 figures, 2 tables, submitted to ...
openaire   +3 more sources

Radial Variations in Solar Type III Radio Bursts

open access: yesThe Astrophysical Journal Letters
Type III radio bursts are generated by electron beams accelerated at reconnection sites in the corona. This study, utilizing data from the Parker Solar Probe’s first 17 encounters, closely examines these bursts down to 13 solar radii.
Vratislav Krupar   +9 more
doaj   +1 more source

Frequency Splitting of Solar Radio Bursts

open access: yes, 1967
Solar radio bursts showing frequency splitting have been observed regularly below 60 MHz. The bursts have a duration of 1-2 sec and a frequency interval between their elements of 0 1-1 0 MHz. Their wave frequency generally decreases with time at about O
PM McCulloch, GRA Ellis
core   +1 more source

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