Results 101 to 110 of about 12,199,946 (296)

Terahertz‐Nanoscale Visualization of the Microscopic Spin‐Charge Architecture of Colossal Magnetoresistive Switching

open access: yesAdvanced Science, EarlyView.
This study employs cryogenic magneto‐terahertz nanoscopy to reveal the real‐space electrodynamics of the colossal magnetoresistance transition. By capturing the terahertz electrodynamic evolution of field‐driven spin switching, the work unveils the dissipative dynamics of emergent metallic states, providing a high‐frequency view of coupled spin‐charge ...
Samuel Haeuser   +6 more
wiley   +1 more source

Equation versus AI: Predicting Density and Measuring Width of Molecular Clouds by Multiscale Decomposition

open access: yesThe Astrophysical Journal
The interstellar medium is ubiquitous throughout the universe across multiple scales. In this study, we introduce the multiscale decomposition reconstruction method, an equation-based model designed to derive width maps of interstellar medium structures ...
Mengke Zhao   +3 more
doaj   +1 more source

Method of Astronomical Design of Arctic Roads

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
Abstract A method of designing roads, based on Arctic territories is described. Results of GPS-shooting are used for consideration of effect of sun blinding (SBE) of drivers and determination of dangerous because of sun sectors of road. Design of the road is held in special original software. When the road plan is designed, they consider
openaire   +1 more source

Flat Bands Induced by Non‐Collinear Antiferromagnetism in CoBi2Te4

open access: yesAdvanced Science, EarlyView.
Flat bands emerge at the edges of intrinsically non‐collinear antiferromagnetic CoBi2Te4 two‐septuple layers through the interplay of spin–orbit coupling–driven band inversion and non‐collinear antiferromagnetism, uncovering a previously unexplored mechanism for flat‐band formation and opening new opportunities for strongly correlated quantum states ...
Ziyuan Zhao   +4 more
wiley   +1 more source

The Global Asteroseismology Project Proof of Concept: Asteroseismology of Massive Stars with Continuous Ground-based Observations

open access: yesThe Astronomical Journal
Massive (≳8 M _⊙ ) stars are the progenitors of many astrophysical systems, yet key aspects of their structure and evolution are poorly understood. Asteroseismology has the potential to solve these open puzzles; however, sampling both the short period ...
Noi Shitrit, Iair Arcavi
doaj   +1 more source

Publications of the Astronomical and Astrophysical Society of America.

open access: yes, 1910
Vol. 2 includes abstracts of papers read at the Society's conferences, 1910-1913; and "Report of Comet committee, 1909-1913, with index catalog of all photographs of Halley's comet reported to the committee."Vol.
American Astronomical Society.
core  

Historical astronomical data : urgent need for preservation, digitization enabling scientific exploration [PDF]

open access: yes, 2019
Over the past decades and even centuries, the astronomical community has accumulated a significant heritage of recorded observations of a great many astronomical objects.
Webb, David   +18 more
core   +1 more source

Multispectral UV Imaging on Capacitive CMOS Arrays Enabled by Solution‐Processed Metal‐Oxide Nanoparticles

open access: yesAdvanced Science, EarlyView.
Ultraviolet (UV) imagers are important for a variety of applications but often require dedicated semiconductor process flows. Here, a versatile capacitive CMOS platform is transformed into a visible‐blind, multispectral UV imager through post‐CMOS functionalization with solution‐processed metal‐oxide nanoparticles. The UV‐induced photodielectric effect
Suman Kundu   +5 more
wiley   +1 more source

Phase‐Dependent Oxygen Defect Energetics in Epitaxial NbN/AlN/NbN Films

open access: yesAdvanced Science, EarlyView.
Phase dependent oxygen defect energetics in epitaxial δ‐NbN/AlN/δ‐NbN and β‐Nb2N/AlN/β‐Nb2N trilayers. Atomic‐scale analysis and first‐principles calculations reveal distinct oxygen incorporation pathways across NbN polymorphs. Layer resolved defect formation energies show that O is energetically more favorable within δ‐NbN electrodes, whereas in β ...
Prachi Garg   +10 more
wiley   +1 more source

Scalable Crackle‐Lithography for Multifunctional Enclosed Plastic Nanofluidic Devices

open access: yesAdvanced Science, EarlyView.
Crackle‐lithography enables scalable fabrication of enclosed plastic‐substrate‐based nanofluidic devices with interconnected nanochannels that enable molecular transport, optical interrogation, confined electroless copper deposition, and ionic memristive behavior.
Tirumala Rao Dumpala   +8 more
wiley   +1 more source

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