Results 131 to 140 of about 34,048 (260)

Self‐Cleaning Dual‐Scale Heterostructured Polyethylene Terephthalate (PET) Sheet With Anti‐Icing and UV Resistant Functionalities

open access: yesAdvanced Materials Interfaces, EarlyView.
By integrating a thermal engraving method with polymer modification through reversible addition‐fragmentation chain transfer (RAFT) polymerization to introduce fluorinated functional groups, micro‐nano superhydrophobic PET surfaces are prepared. These newly developed surfaces demonstrate outstanding water repellency and effective removal of both water ...
Yingkun Sheng   +5 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

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

Blowin’ in the Nonisothermal Wind: Core-powered Mass Loss with Hydrodynamic Radiative Transfer

open access: yesThe Astrophysical Journal
The mass loss rates of planets undergoing core-powered escape are usually modeled using an isothermal Parker-type wind at the equilibrium temperature, T _eq .
William Misener   +3 more
doaj   +1 more source

Properties of an accretion disc with a power-law stress-pressure relationship

open access: yes, 2018
Recent numerical simulations of magnetized accretion discs show that the radial-azimuthal component of the stress tensor due to the magnetorotational instability (MRI) is well represented by a power-law function of the gas pressure rather than a linear ...
Dib, Sami   +3 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

A Porosity-Length Formalism for Photon-Tiring-Limited Mass Loss from Stars Above the Eddington Limit

open access: yes, 2004
We examine radiatively driven mass loss from stars near and above the Eddington limit (Ledd). We begin by reviewing the instabilities that are expected to form extensive structure near Ledd.
Gayley, Kenneth G.   +2 more
core   +1 more source

Smart Electrochromic Devices for Wearables

open access: yesAdvanced Materials Technologies, EarlyView.
This article reviews the recent progress of smart electrochromic devices in the field of intelligent wearable devices. Serving as displays, dimmers, energy‐saving and energy storage devices, and temperature management components, electrochromic devices have broad prospects in flexible displays, human–computer interaction, and personalized ...
Mengjie Zhu   +6 more
wiley   +1 more source

The Role of Optical Centers in Neodymium‐Doped Calcium Fluoride: Optical Tagging and Nanothermometry in the Second Biological Window

open access: yesAdvanced Optical Materials, EarlyView.
Tuning excitation by only 6 nm unveils three distinct optical centres in CaF2:Nd3⁺,Y3⁺, each with unique spectral fingerprints. Some exhibit properties ideal for precise nanoscale temperature sensing. Abstract Nd3+ has been proposed for nanothermometry in biological media, as both its emission and excitation wavelengths fall within the regions of low ...
Pablo Camarero   +5 more
wiley   +1 more source

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