Results 51 to 60 of about 5,356 (294)
First and second quantised neutron diffusion equations [PDF]
Communications in Mathematical Physics, 1977 We show that a quantised linear Boltzmann equation can be obtained as an exact contracted form of a second quantised neutron diffusion equation in the weak coupling limit.
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Understanding Operando Water Management in Hydroxide‐Exchange‐Membrane Fuel Cells
Advanced Materials Interfaces, EarlyView.Effective water management is vital for high‐performance hydroxide‐exchange‐membrane fuel cells. Using a custom water‐flux station, this study quantifies how membrane thickness, microporous layers, and operating conditions dictate internal water transport.
Catherine M. Weiss +4 more
wiley +1 more source
Advances in Halide Perovskites for Photon Radiation Detectors
Advanced 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
Investigation of the effect of boric acid concentration on neutron reflection coefficient
Nuclear Engineering and TechnologyIn this study, the neutron reflection coefficient from boric acid solutions was measured at ten concentrations from 1.6 g/L to 16 g/L and thicknesses from 1 cm to 15 cm.
Farnaz Karimi +2 more
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Standard Cooling of Rapidly Rotating Isolated Neutron Stars in 2D
The Astrophysical Journal, 2023 We study the long-term thermal evolution of axisymmetric rotating neutron stars in full general relativity. To this aim, we develop NSCool 2D Rot , a major upgrade to the 1D neutron stars thermal evolution code NSCool by Page.
Mikhail V. Beznogov +3 more
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$ L^2 $ diffusive expansion for neutron transport equation
Communications in Analysis and Mechanics14 pages, 2 ...
Guo, Yan, Wu, Lei
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3D‐Printed Dual‐Doped Ag2Se‐Based Thermoelectric Films With Enhanced Thermal Stability
Advanced Materials Technologies, EarlyView.Sb–Se dual doping enhances the thermal stability of Ag2Se‐based thermoelectric systems. The compositionally tuned nano‐ink is printed into flexible films by direct ink writing (DIW), retaining improved thermoelectric properties after annealing up to 400°C.
Ahasun Habib Hridoy +8 more
wiley +1 more source
East European Journal of Physics, 2019 A model is proposed for describing the shape change of isotropic and anisotropic graphite under the influence of high temperatures and high neutron radiation fluences. The model is based on a new approach, which uses the following provisions: description
Mykola P. Odeychuk +4 more
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Harnessing Phase Separation for the Development of High‐Performance Hydrogels
Advanced Science, EarlyView.ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao +3 more
wiley +1 more source
Advanced Science, EarlyView.This review critically examines thermal transport and radiative properties of ultra‐high temperature ceramics for hypersonic flight, advanced nuclear systems, and next‐generation energy conversion devices. It explores phonon–photon–electron interactions, microstructural engineering, thermoelectric conversion, and machine learning‐accelerated multiscale
Zhipeng Pei +8 more
wiley +1 more source