Results 61 to 70 of about 374,167 (276)

Distance Estimate of Tycho’s SNR

open access: yesJournal of Physics: Conference Series, 2018
5 pages, 2 figures, conference PhysicA.SPb ...
Kozlova, A. V., Blinnikov, S. I.
openaire   +2 more sources

Physical Structure and Nature of Supernova Remnants in M101

open access: yes, 2012
Supernova remnant (SNR) candidates in the giant spiral galaxy M101 have been previously identified from ground-based H-alpha and [SII] images. We have used archival Hubble Space Telescope (HST) H-alpha and broad-band images as well as stellar photometry ...
Badenes   +30 more
core   +1 more source

Laser‐Based Sculpturing of Embedded Ultrathin Metal‐Oxide Nanopores for Enhanced Biomolecular Sensing

open access: yesAdvanced Functional Materials, EarlyView.
Controlled laser‐drilling of embedded HfO2 membranes creates three layer nanopores with Gaussian‐shaped cavities sculptured in the supporting layers. These embedded solid‐state nanopores slow DNA translocation by 12‐fold compared to SiNx pores, enabling high‐resolution, label‐free detection of short DNAs, RNAs, and proteins.
Jostine Joby   +4 more
wiley   +1 more source

PEDOT‐Based Eutectogel Electrode Arrays for Enhanced High‐Resolution Electrogastrography: Fabrication, Stability, and Wearable Performance

open access: yesAdvanced Functional Materials, EarlyView.
Here, we present a high‐density PEDOT eutectogel electrode array for enhanced body surface gastric mapping. Silver electrodes are blade‐coated onto flexible substrates, followed by electrogelation of PEDOT:PSS and the deposition of a PEDOT:LS eutectogel.
Christopher Slaughter   +8 more
wiley   +1 more source

Direct Coupled Wave Removal for GPR Data Based on SVD in the Wavelet Domain [PDF]

open access: yesRadioengineering, 2022
This paper presents a new algorithm of the singular value decomposition (SVD) in the wavelet domain for ground penetrating radar (GPR) to remove direct coupled waves.
D. Chen   +4 more
doaj  

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Radio continuum and polarization study of SNR G57.2+0.8 associated with magnetar SGR1935+2154

open access: yes, 2017
We present a radio continuum and linear polarization study of the Galactic supernova remnant G57.2+0.8, which may host the recently discovered magnetar SGR1935+2154.
Gaensler, B.   +3 more
core   +1 more source

Recomposable Layered Metasurfaces for Wavelength‐Multiplexed Optical Encryption via Modular Diffractive Deep Neural Networks

open access: yesAdvanced Functional Materials, EarlyView.
Modular diffractive deep neural network metasurfaces encode and reconstruct holograms across layer combinations and wavelengths, enabling secure, multifunctional operation. Each layer acts independently yet composes jointly, yielding up to m(2N −1) channels for m wavelengths and N layers.
Cherry Park   +4 more
wiley   +1 more source

Application of Bacillus anthracis Molecular Typing Methods by the Reference Center for the Anthrax Agent Monitoring

open access: yesПроблемы особо опасных инфекций, 2011
Presented are the results of B. anthracis molecular typing of in the scope of work of the Reference center for the anthrax agent monitoring. Summarized is the experience of genotyping application in epidemiological investigation of anthrax outbreaks ...
A. G. Ryazanova   +4 more
doaj   +1 more source

Cross talk in wavelength multiplexed holographic memories [PDF]

open access: yes, 1992
The cross talk between wavelength-multiplexed holograms is analyzed. The signal-to-noise ratio (SNR) is calculated for a recording schedule that places the center of each image at the null (in wavelength space) of the adjacent hologram.
Curtis, Kevin   +2 more
core   +1 more source

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