Results 131 to 140 of about 34,429 (304)

Self-consistent and precise measurement of time-dependent radiative albedo of gold based on specially symmetrical triple-cavity Hohlraum

open access: yesMatter and Radiation at Extremes
A self-consistent and precise method to determine the time-dependent radiative albedo, i.e., the ratio of the reemission flux to the incident flux, for an indirect-drive inertial confinement fusion Hohlraum wall material is proposed. A specially designed
Zhiyu Zhang   +21 more
doaj   +1 more source

Radiative accelerations on iron using Opacity Project data

open access: yesThe Astrophysical Journal, 1993
Radiative accelerations have been calculated in detail for iron in main-sequence models with T eff =6700, 8000, and 10,000 K and log g=4.0 and 4.3 and a number of Fe abundances. Atomic data for Fe IX to Fe XVII were taken from the Opacity Project, and this allowed us to calculate the accelerations over an important fraction of the envelope and to ...
G. Alecian, G. Michaud, J. Tully
openaire   +2 more sources

Electrostatically Enhanced Buried Interface Binding of Self‐Assembled Monolayers for Efficient And Stable Inverted Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
In p‐i‐n structure perovskite solar cells, conventional self‐assembled monolayers (SAMs) such as [2‐(9H‐carbazol‐9‐yl)ethyl]phosphonic acid (2PACz) exhibit limited buried interfacial adhesion, compromising device stability. A donor‐acceptor SAM, 4‐(7‐(4‐(bis(4‐methoxyphenyl)amino‐2,5‐difluorophenyl)benzo[c][1,2,5]thiadiazol‐4‐yl)benzoic acid (PAFTB ...
Chuying Huang   +17 more
wiley   +1 more source

Radiative Pressure on Fractal Dust Grains in Oxygen-rich AGB Stars

open access: yesThe Astrophysical Journal
There is still considerable debate on the exact composition of grains formed in the outflows of O-rich, asymptotic giant branch stars. Estimates of the expected condensation distances based on radiative transfer calculations show that iron-free silicates
Frank T. Ferguson   +2 more
doaj   +1 more source

Constraints on the opacity profile of the sun from helioseismic observables and solar neutrino flux measurements

open access: yes, 2010
Motivated by the solar composition problem and by using the recently developed Linear Solar Model approach, we analyze the role of opacity and metals in the sun.
Asplund   +10 more
core   +1 more source

Progress in Flexible Perovskite Solar Cells: Paving the Way for Scalable Manufacturing

open access: yesAdvanced Materials Technologies, EarlyView.
Perovskite solar cells (PSCs) are well positioned for a successful market uptake. This is due to an unprecedented improvement of their efficiency and stability since the first report in 2009. In this review paper, the building blocks for the scalable manufacturing and future commercialization of flexible PSCs and their pathway to impact will be ...
Dimitar I. Kutsarov   +5 more
wiley   +1 more source

Advances in Halide Perovskites for Photon Radiation Detectors

open access: yesAdvanced Materials Technologies, EarlyView.
This work highlights recent progress in perovskite‐based photon radiation detectors, covering organic–inorganic hybrid, inorganic, lead‐free double, and vacancy‐ordered halide perovskites. Their detection performance is compared, material‐specific advantages and challenges are examined, and provides insight into current limitations and future ...
Liangling Wang   +3 more
wiley   +1 more source

Atmospheres and Spectra of Strongly Magnetized Neutron Stars -- III. Partially Ionized Hydrogen Models

open access: yes, 2003
We construct partially ionized hydrogen atmosphere models for magnetized neutron stars in radiative equilibrium with surface fields B=10^12-5 \times 10^14 G and effective temperatures T_eff \sim a few \times 10^5-10^6 K.
Alexander Y. Potekhin   +6 more
core   +1 more source

High‐Resolution Stereolithography of Amorphous, Dense and Mechanically Stable Bioactive Glass

open access: yesAdvanced Materials Technologies, EarlyView.
Porous scaffolds made of bioactive glass are of great interest for bone tissue engineering. The geometry and resolution of the scaffold is impacting its bioactive and mechanical performance. Utilizing stereolithographic 3D printing of bioactive glass, human cancellous bone scaffolds, and other structures are fabricated with features as small as 77 µm ...
Leonhard Hambitzer   +8 more
wiley   +1 more source

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