Results 211 to 220 of about 287,620 (343)

Detection of Simultaneous Quasiperiodic Oscillation Triplets in 4U 1728-34 and Constraining the Neutron Star Mass and Moment of Inertia

open access: yesThe Astrophysical Journal
We report simultaneous detection of twin kHz and ∼40 Hz quasiperiodic oscillations (QPOs) in the time-resolved analysis of the AstroSat/LAXPC observation of the neutron star low-mass X-ray binary, 4U 1728-34.
Kewal Anand   +5 more
doaj   +1 more source

Scintillation Response of 0D Cs3Cu2I5 Thin Layers to Light‐ and Heavy‐Ion Irradiation

open access: yesAdvanced Photonics Research, EarlyView.
Driven by increasing interest in uncovering the remarkable photoluminescence quantum yield of Cs3Cu2I5, polycrystalline thin layers are synthesized to investigate its radioluminescence response to energetic ions. Its spectroscopic capability is assessed in a wide range of ion mass and internal excitation processes are explored.
Mátyás Hunyadi   +6 more
wiley   +1 more source

Making the Invisible Visible: Magnetic Fields in Accretion Flows Revealed by X-Ray Polarization

open access: yesThe Astrophysical Journal
Large-scale, strong magnetic fields are often evoked in black hole accretion flows, for jet launching in the low/hard state and to circumvent the thermal instability in the high/soft state.
Samuel Barnier, Chris Done
doaj   +1 more source

High‐Entropy Alloys and Oxides as Supercapacitor Electrodes: A Structural and Electrochemical Perspective for Energy Storage

open access: yesAdvanced Sustainable Systems, EarlyView.
This study compares the electrochemical performance of high‐entropy alloys (HEA) and oxides (HEO) as supercapacitor electrodes. HEO demonstrates superior energy and power density due to its capacitive behavior and surface redox reactions, while HEA relies on diffusion‐controlled processes.
Öyküm Başgöz   +3 more
wiley   +1 more source

Are There Black Hole Symbiotic X-Ray Binaries?

open access: yesThe Astrophysical Journal
While there are over a dozen known neutron star (NS) symbiotic X-ray binaries (SyXBs) in the Galaxy, no SyXBs containing a black hole (BH) have been detected.
Zhu-Ling Deng, Xiang-Dong Li
doaj   +1 more source

From De Novo Conceived Small Molecules to Multifunctional Supramolecular Nanoparticles: Dual Biofilm and T3SS Intervention, Enhanced Foliar Affinity, and Effective Rice Disease Control

open access: yesAdvanced Science, EarlyView.
From de novo engineered bioactive molecules BtP27 to the multifunctional supramolecular material BtP27@β‐CD with a sunflower‐shaped morphology: its pragmatic applications in augmenting foliar affinity, disrupting biofilms and T3SS, and managing rice pathologies. Abstract Conventional antimicrobials typically exhibit suboptimal deposition on rice leaves,
Xianfu Mu   +6 more
wiley   +1 more source

On the Magnetic Braking Law in Black Hole Low-mass X-Ray Binaries

open access: yesThe Astrophysical Journal
Magnetic braking (MB) plays an important role in the evolution of close low-mass X-ray binaries (LMXBs). It is also essential to the formation of ultracompact X-ray binaries (UCXBs).
Zhu-Ling Deng, Xiang-Dong Li
doaj   +1 more source

Stacked Nanosheet Gate‐All‐Around Morphotropic Phase Boundary Field‐Effect Transistors

open access: yesAdvanced Science, EarlyView.
This study proposes a material design using ferroelectric‐antiferroelectric mixed‐phase HZO to achieve steep subthreshold swing and non‐hysteretic on‐current enhancement in morphotropic phase boundary field‐effect transistors (MPB‐FETs). For the first time, two‐stacked nanosheet GAA MPB‐FETs with optimized HZO are demonstrated, validating superior ...
Sihyun Kim   +3 more
wiley   +1 more source

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