Results 81 to 90 of about 1,633 (195)

Integrated Experimental and Theoretical Insights into Defect‐Induced Functionalities of Cobalt Doped NiO for Multifunctional Solar‐Driven Applications

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 3, March 2026.
Rational defect engineering in Co‐doped NiO nanostructures, synthesized via a sustainable green route, enables precise bandgap modulation and defect‐state tailoring. Combined experimental–density functional theory analysis identifies 15% Co doping as the optimal threshold for maximizing photocatalytic degradation, photothermal response, and hydrogen ...
Sumayya M. Ansari   +8 more
wiley   +1 more source

Theoretical Understanding of Mechanical and Thermal Performance of Mo2Ti‐Based Nitride and Carbonitride MXenes

open access: yesAnnalen der Physik, Volume 538, Issue 3, March 2026.
Our density functional theory results reveal that ligand‐mediated bonding and charge redistribution fundamentally govern the electronic, mechanical, and thermal behavior of double transition metal MXenes, providing a unified and mechanistic understanding of their structure–property relationships.
Irfan Ali Soomro   +3 more
wiley   +1 more source

Hawking radiation from Feynman diagrams [PDF]

open access: yesPhysical Review D, 1999
The aim of this letter is to clarify the relationships between Hawking radiation and the scattering of light by matter falling into a black hole. To this end we analyze the S-matrix elements of a model composed of a massive infalling particle (described by a quantized field) and the radiation field.
openaire   +2 more sources

Recent Progress on Giant Molecules: Synthesis, Assembly, and Applications

open access: yesChemistry–Methods, Volume 6, Issue 3, March 2026.
Giant molecules are molecules constructed by molecular nanoparticles with precise, rigid structure, have similar structures with small molecules and a large size as macromolecules. In this review, the constituent modules of giant molecules, as well as their synthesis, self‐assembly, applications in various fields and future developing prospect are ...
Haoyu Chen   +7 more
wiley   +1 more source

2-split from Feynman diagrams and expansions

open access: yesJournal of High Energy Physics
In this paper, we investigate the 2-split behavior of tree-level amplitudes of bi-adjoint scalar (BAS), Yang-Mills (YM), non-linear sigma model (NLSM), and general relativity (GR) theories under certain kinematic conditions.
Bo Feng, Liang Zhang, Kang Zhou
doaj   +1 more source

α‐Al2O3 Networks on MLG Membranes for Continuous Lithium Ion Extraction from Artificial Sea Water with Enhanced Selectivity and Durability

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 2, March 2026.
An α‐Al2O3‐decorated multilayer graphene membrane enables highly selective lithium ion extraction from artificial seawater via electrodialysis. The confined ion channels and competitive ion transport dynamics enhance lithium selectivity, achieving 88.9% purity and 88.6% recovery over three extraction cycles while maintaining stable ion flux.
Dae Yeop Jeong   +8 more
wiley   +1 more source

Two-loop kite master integral for a correlator of two composite vertices

open access: yesJournal of High Energy Physics, 2019
We consider the most general two-loop massless correlator I(n 1 , n 2 , n 3 , n 4 , n 5; x, y; D) of two composite vertices with the Bjorken fractions x and y for arbitrary indices {n i } and space-time dimension D; this correlator is represented by a ...
S. V. Mikhailov, N. Volchanskiy
doaj   +1 more source

Ti k Z-Feynman: Feynman diagrams with Ti k Z [PDF]

open access: yesComputer Physics Communications, 2017
31 ...
openaire   +2 more sources

Photo‐Excitations in Halide Perovskites: Where Do Simulations and Experiments Meet?

open access: yesLaser &Photonics Reviews, Volume 20, Issue 6, 18 March 2026.
Aiming to bridge the gap between simulations and measurements of light–matter couplings and photo‐excitations in new functional materials, this perspective highlights insights and bottlenecks of state‐of‐the‐art experimental and theoretical methods (2D electronic spectroscopy vs.
Muhammad Sufyan Ramzan   +5 more
wiley   +1 more source

Monopoles, Clarified

open access: yesFortschritte der Physik, Volume 74, Issue 3, March 2026.
ABSTRACT We propose a manifestly duality‐invariant, Lorentz‐invariant, and local action to describe quantum electrodynamics in the presence of magnetic monopoles that derives from Sen's formalism. By employing field strengths as the dynamical variables, rather than potentials, this formalism resolves longstanding ambiguities in prior frameworks.
Aviral Aggarwal   +2 more
wiley   +1 more source

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