Results 51 to 60 of about 111,221 (213)

Calibrating X-Ray Binary Luminosity Functions via Optical Reconnaissance. II. The High-mass XLF and Globular Cluster Population of X-Ray Binaries in the Low Star-forming Spiral M81

open access: yesThe Astrophysical Journal, 2023
We characterize the optical counterparts to the compact X-ray source population within the nearby spiral galaxy M81 using multiband Hubble Space Telescope (HST) imaging data.
Qiana Hunt   +4 more
doaj   +1 more source

Continuous Flow Technology Enabling Photochemistry

open access: yesAdvanced Synthesis &Catalysis, Accepted Article.
The merger of continuous flow technology and modern photochemistry has enabled countless applications showcasing new opportunities for chemical synthesis demonstrating improvements in selectivity, safety, sustainability and scalability. This focused review aims to highlight a selection of recently published case studies from academic and industrial ...
Ruairi Crawford, Marcus Baumann
wiley   +1 more source

Geant4 Simulations Of A Wide-Angle X-Ray Focusing Telescope [PDF]

open access: yes, 2017
The rapid development of X-ray astronomy has been made possible by widely deploying X-ray focusing telescopes on board many X-ray satellites. Geant4 is a very powerful toolkit for Monte Carlo simulations and has remarkable abilities to model complex geometrical configurations.
arxiv   +1 more source

CLEAR: High-ionization [Ne v] λ3426 Emission-line Galaxies at 1.4 < z < 2.3

open access: yesThe Astrophysical Journal, 2023
We analyze a sample of 25 [Ne v ] ( λ 3426) emission-line galaxies at 1.4 < z < 2.3 using Hubble Space Telescope/Wide Field Camera 3 G102 and G141 grism observations from the CANDELS Ly α Emission at Reionization (CLEAR) survey.
Nikko J. Cleri   +15 more
doaj   +1 more source

Constructing Stable Bifunctional Electrocatalyst of Co─Co2Nb5O14 with Reversible Interface Reconstitution Ability for Sustainable Zn‐Air Batteries

open access: yesAdvanced Science, EarlyView.
A bifunctional electrocatalyst of Co─Co2Nb5O14 with a strong interaction interface is fabricated, and a bidirectional adsorption/migration mechanism of oxygen species between the reversible active sites of Nb5+/Nb4+ has been proposed. With the catalytic strategy design, the liquid Zn‐air batteries exhibits long‐term stability over 2050 cycles, and the ...
Shuo Chen   +7 more
wiley   +1 more source

GLASS AND SILICON FOILS FOR X-RAY SPACE TELESCOPE MIRRORS [PDF]

open access: yesCeramics-Silikáty, 2011
Unique observations delivered by space X-ray imaging telescopes have been significantly contributing to important discoveries of current astrophysics. The telescopes’ most crucial part is a high throughput, heavily nested mirror array reflecting X-rays ...
M. MIKA   +9 more
doaj  

INFRARED COUNTERPARTS OF X-RAY GALAXIES

open access: yesOdessa Astronomical Publications, 2019
Population studies of the extragalac- tic objects are a major part of the universe large-scale structure study. Apart from radio, infrared, and visible wavelength bands, observations and further identification of extragalactic objects such as galaxies ...
A. V. Tugay, S. Yu. Shevchenko
doaj   +1 more source

Multiwavelength Study of Dark Globule DC 314.8–5.1: Point-source Identification and Diffuse Emission Characterization

open access: yesThe Astrophysical Journal, 2023
We present an analysis of multiwavelength observations of the dark globule DC 314.8–5.1, using data from the Gaia optical, Two Micron All Star Survey near-infrared, and Wide-field Infrared Survey Explorer mid-infrared surveys, dedicated imaging with the ...
E. Kosmaczewski   +5 more
doaj   +1 more source

Dynamic Pathophysiological Insight into the Brain by NIR‐II Imaging

open access: yesAdvanced Science, EarlyView.
The functional integration of benefits from small semiconducting dyes and biocompatible serum proteins ushered in a new frontier of deep wide‐field in vivo imaging technique, affording valuable pathophysiological insight into the functioning of neurovascular unit in space and time.
Si Chen   +9 more
wiley   +1 more source

Simulation and analysis of the secondary-particle-induced background of the follow-up x-ray telescope onboard Einstein Probe

open access: yesAIP Advances, 2022
The Einstein Probe (EP) is a small scientific satellite committed to time-domain astronomy and high-energy astrophysics. One of the main payloads in the EP is the Follow-up X-ray Telescope (FXT).
Zirui Situ   +7 more
doaj   +1 more source

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