Results 61 to 70 of about 11,061 (283)

Full Vectorial Field Sensing Using Liquid Crystal Droplet Arrays

open access: yesAdvanced Materials, EarlyView.
An inkjet‐printed liquid crystal droplet array enables compact, low‐cost, single‐shot sensing of the full vectorial light field. Within a single platform, it simultaneously retrieves intensity, polarization, and phase, while dual‐wavelength operation highlights its capability for multi‐wavelength optical field characterization. ABSTRACT Determining the
Xuke Qiu   +10 more
wiley   +1 more source

Data modeling for virtual observatory data mining

open access: yes, 2004
We propose a novel approach for index-tagging Virtual Observatory data files with descriptive statistics enabling rapid data mining and mathematical modeling.
Edwards, Matthew   +10 more
core  

dolphin: A Fully Automated Forward-modeling Pipeline Powered by Artificial Intelligence for Galaxy-scale Strong Lenses

open access: yesThe Astrophysical Journal
Strong gravitational lensing is a powerful tool for probing the internal structure and evolution of galaxies, the nature of dark matter, and the expansion history of the Universe, among many other scientific applications.
Anowar J. Shajib   +6 more
doaj   +1 more source

Photocatalytic Water Splitting on the Lunar Surface: Prospects for In Situ Resource Utilization

open access: yesAdvanced Materials Interfaces, EarlyView.
Water has been found in craters on the moon nearby locations which are illuminated >80% of the time. Photocatalysis uses energy from sunlight to drive chemical reactions such as water splitting to produce oxygen and hydrogen. It is a scalable technology that requires lighter equipment and utilizes resources available on the moon. ABSTRACT The discovery
Ranjani Kalyan   +6 more
wiley   +1 more source

Searching for Ground Truth: a stepping stone in automating genre classification [PDF]

open access: yes, 2007
This paper examines genre classification of documents and its role in enabling the effective automated management of digital documents by digital libraries and other repositories.
Yunhyong Kim   +5 more
core   +1 more source

A Multibranch Deep Neural Network for the Superresolution of Solar Magnetograms

open access: yesThe Astrophysical Journal Supplement Series
The existing superresolution (SR) models for solar magnetograms are mostly borrowed from the SR models for natural images. They are less effective for processing solar magnetograms with a very large dynamic range and very rich image features.
Fengping Dou   +3 more
doaj   +1 more source

The Influence of Mesoscale Particle Structure on the Electrode Degradation and Resultant Electrochemistry of Lithium Ion Cells With Nickel Rich Lithium Nickel Manganese Cobalt Oxide Positive Electrodes

open access: yesAdvanced Materials Technologies, EarlyView.
Milled polycrystalline NMC811 cathode (MPC NMC) with smaller secondary particle and higher surface area had 1) greater cathode tortuosity, 2) reduced surface Ni on the cycled MPC cathodes consistent with surface reconstruction, and 3) increased Ni deposition from cathode‐anode crosstalk, manifesting in lower functional capacity and higher impedance ...
Edelmy J. Marin Bernardez   +22 more
wiley   +1 more source

MGGPOD: a Monte Carlo Suite for Modeling Instrumental Line and Continuum Backgrounds in Gamma-Ray Astronomy

open access: yes, 2004
Intense and complex instrumental backgrounds, against which the much smaller signals from celestial sources have to be discerned, are a notorious problem for low and intermediate energy gamma-ray astronomy (approximately 50 keV - 10 MeV).
Harris, M. J.   +4 more
core  

End-to-end modeling: a new modular and flexible approach [PDF]

open access: yes, 2016
In this paper we present an innovative philosophy to develop the End-to-End model for astronomical observation projects, i.e. the architecture which allows physical modeling of the whole system from the light source to the reduced data.
RIVA, Marco   +3 more
core   +1 more source

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