Results 61 to 70 of about 70,191 (293)

Side‐Chains Engineered Self‐Assembly of Ortho‐Benzodipyrrole‐Based Acceptors: Comprehensive Exploration of Structure‐Interface‐Photovoltaics Correlations

open access: yesAdvanced Functional Materials, EarlyView.
The side‐chain configuration in the bay region of C‐shaped ortho‐benzodipyrrole‐based non‐fullerene acceptors plays a crucial role in their self‐assembly, single‐crystal structures, and optoelectronic properties. The closely correlated molecular structure and performance underscore the importance of minimizing A–A self‐aggregation and enhancing D–A ...
Yung‐Jing Xue   +18 more
wiley   +1 more source

On the Broadening of the Characteristic Frequency Range toward Higher Photon Energies in the X-Ray Variability of the Black Hole Transient MAXI J1820+070

open access: yesThe Astrophysical Journal
Energy-dependent X-ray power spectral states and band-limited noise (BLN) components have been seen in the low-hard state and intermediate states of black hole X-ray binaries.
ChenXu Gao, Wenfei Yu, Zhen Yan
doaj   +1 more source

Z‐Scheme Water Splitting Systems Based on Solid‐State Electron Conductors

open access: yesAdvanced Functional Materials, EarlyView.
This review examines the latest advances in Z‐scheme overall water splitting (OWS) systems for solar hydrogen production. These systems consist of suspended or immobilized hydrogen evolution photocatalysts (HEPs) and oxygen evolution photocatalysts (OEPs).
Chen Gu   +3 more
wiley   +1 more source

Variable Radio Emission of Neutron Star X-Ray Binary Ser X–1 during Its Persistent Soft State

open access: yesThe Astrophysical Journal
Ser X–1 is a low-mass neutron star X-ray binary and has been persistently accreting since its discovery in the 1960s. It has always been observed to be in a soft spectral state and has never showed substantial long-term X-ray variability. Ser X–1 has one
Eli C. Pattie   +5 more
doaj   +1 more source

Relations Between Timing Features and Colors in the X-Ray Binary 4U 0614+09

open access: yes, 2000
We study the correlations between timing and X-ray spectral properties in the low mass X-ray binary 4U 0614+09 using a large (265-ks) data set obtained with the Rossi X-ray Timing Explorer.
Belloni T.   +25 more
core   +2 more sources

Enhancing Metal‐Support Interactions of Ru Catalysts via Relaxation of Oxygen Vacancies for Hydrogen Production

open access: yesAdvanced Functional Materials, EarlyView.
Designing stable Ru nanoparticle catalyst remains a critical challenge in electrochemical applications. Here, a strategy is presented to stabilize Ru catalysts by leveraging Ce‐doped ZrO2 supports (ZrCeO2‐x), which enhance catalyst durability and activity through electronic metal‐support interactions and stabilized oxygen vacancies.
Mansu Kim   +9 more
wiley   +1 more source

First X-Ray and Radio Polarimetry of the Neutron Star Low-mass X-Ray Binary GX 17+2

open access: yesThe Astrophysical Journal
We report the first polarimetric results of the neutron star low-mass X-ray binary Z-source GX 17+2 using the Imaging X-ray Polarimetry Explorer (IXPE) and the Very Large Array (VLA).
Unnati Kashyap   +7 more
doaj   +1 more source

Beyond the Beam: Exploring Charged Particle Nanoprinting

open access: yesAdvanced Functional Materials, EarlyView.
Charged particle nanoprinting using electrons and ions is highly advanced, offering great potential for research and industry. However, challenges in precursor design and process optimization persist, but also offer great opportunities to drive nanofabrication innovations.
Nicolas Paul Jochmann   +2 more
wiley   +1 more source

X-Ray Polarization Study of the Neutron Star Low-mass X-Ray Binary GX 349+2

open access: yesThe Astrophysical Journal
We report the first X-ray polarimetric results of the neutron star (NS) low-mass X-ray binary Z-source GX 349+2 using the Imaging X-ray Polarimetry Explorer (IXPE). We discovered that the X-ray source was polarized at a polarization degree of PD = 1.1% ± 
Unnati Kashyap   +5 more
doaj   +1 more source

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