Results 61 to 70 of about 160,758 (264)

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

Data modeling applications in space science and astronomy

open access: yes, 2009
This Portfolio Thesis introduces seventeen scientific and technical papers that present unique numerical and analytical algorithms that can be applied to any type of data and imagery, independent of scene content, but are developed and illustrated here in the context of astronomy and space sciences.
openaire   +2 more sources

Evidence for Itinerant Ferromagnetic Flat Bands Producing Large Transverse Responses

open access: yesAdvanced Materials, EarlyView.
Itinerant ferromagnetic flat bands are demonstrated in GdCo5 with a high Curie temperature of 940K, a stacked honeycomb–kagome lattice, through angle‐resolved photoemission spectroscopy and magneto‐thermoelectric measurements. These topological flat bands generate large Berry curvaturte, producing gigantic anomalous Nernst effect with record‐high ...
Susumu Minami   +15 more
wiley   +1 more source

Characteristic extraction in numerical relativity: binary black hole merger waveforms at null infinity

open access: yes, 2010
The accurate modeling of gravitational radiation is a key issue for gravitational wave astronomy. As simulation codes reach higher accuracy, systematic errors inherent in current numerical relativity wave-extraction methods become evident, and may lead ...
  +32 more
core   +3 more sources

Galaxy Morphology Classification via Deep Semisupervised Learning with Limited Labeled Data

open access: yesThe Astrophysical Journal Supplement Series
Galaxy morphology classification plays a crucial role in understanding the structure and evolution of the Universe. With galaxy observation data growing exponentially, machine learning has become a core technology for this classification task.
Zhijian Luo   +6 more
doaj   +1 more source

Holding the Cosmos in Your Hand: Developing 3D Modeling and Printing Pipelines for Communications and Research

open access: yesFrontiers in Earth Science, 2020
Three-dimensional (3D) visualization has opened up a Universe of possible scientific data representations. 3D printing has the potential to make seemingly abstract and esoteric data sets accessible, particularly through the lens of translating data into ...
Kimberly K. Arcand   +2 more
doaj   +1 more source

When Poor Exciton Dissociation Limits Photocurrents in Organic Solar Cells: Why Low Offset Non‐Fullerene Acceptor Blends Can't Be Efficient

open access: yesAdvanced Materials, EarlyView.
The energetic offset between the donor and the acceptor components in organic photoactive layers is central to the tradeoff between photovoltage and photocurrent losses. This Perspective covers the most important issues surrounding this topic in non‐fullerene acceptor blends, from the difficulty of accurately determining state energies and driving ...
Dieter Neher, Manasi Pranav
wiley   +1 more source

Multi-wavelength analysis of the dust emission in the Small Magellanic Cloud

open access: yes, 2004
We present an analysis of dust grain emission in the diffuse interstellar medium of the Small Magellanic Cloud (SMC). This study is motivated by the availability of 170 microns ISOPHOT data covering a large part of the SMC, with a resolution enabling to ...
Aguirre   +51 more
core   +2 more sources

Data Models for Radio Astronomy in the VO

open access: yes, 2009
Data Models are an essential part of automatic data processing, but even more so when trying to tie together data coming from many different data sources, as is the case for the International Virtual Observatory. In this talk we will review the different data models used in the IVOA, which parts of that Data Modelling work are still incomplete ...
openaire   +2 more sources

Validation and Testing of the CROBAR 3D Coronal Reconstruction Method with a MURaM Simulation

open access: yesThe Astrophysical Journal, 2023
I report on validation and testing of a novel 3D reconstruction method than can obtain coronal plasma properties from a single snapshot perspective.
Joseph Plowman
doaj   +1 more source

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