Results 81 to 90 of about 9,158,519 (175)

Nonperturbative vibrational energy relaxation effects on vibrational line shapes

open access: yes, 2004
A general formulation of nonperturbative quantum dynamics of solutes in a condensed phase is proposed to calculate linear and nonlinear vibrational line shapes.
Shao, JS   +5 more
core   +1 more source

Numerical results for "Highly nonperturbative nature of the Mott metal-insulator transition: Two-particle vertex divergences in the coexistence region"

open access: yes, 2023
<p>This data repository contains the original figures, numerical (raw) data, and plot scripts to reproduce the figures from the publication "Highly nonperturbative nature of the Mott metal-insulator transition: Two-particle vertex divergences in ...
Reitner, Matthias   +3 more
core   +1 more source

Nonperturbative methods in quantum field theory

open access: yes, 1996
It is becoming increasingly important to develop methods to evaluate field theory outside the region of validity of perturbative expansions. For example, it is well known in the standard electroweak model that the magnitude of the scalar self coupling is
Walker, Michael A
core   +1 more source

Triple crossing positivity bounds for multi-field theories

open access: yesJournal of High Energy Physics, 2021
We develop a formalism to extract triple crossing symmetric positivity bounds for effective field theories with multiple degrees of freedom, by making use of su symmetric dispersion relations supplemented with positivity of the partial waves, st null ...
Zong-Zhe Du, Cen Zhang, Shuang-Yong Zhou
doaj   +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

Quantum fermion superradiance and vacuum ambiguities on charged black holes

open access: yesJournal of High Energy Physics
Unlike a classical charged bosonic field, a classical charged fermion field on a static charged black hole does not exhibit superradiant scattering. We demonstrate that the quantum analogue of this classical process is however present.
Álvaro Álvarez-Domínguez   +1 more
doaj   +1 more source

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, Volume 36, Issue 15, 19 February 2026.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Nonperturbative Squeezed and Entangled Collinear Gluon States

open access: yes, 2020
We consider for the first time nonperturbative gluon state evolution up to the second order of smallness in time. Investigating gluon fluctuations at the nonperturbative stage we have proved theoretically the possibility of the existence of both single ...
Shaparau, V. A., Kuvshinov, V. I.
core   +1 more source

Advanced Surface Engineering and Passivation Strategies of Quantum Dots for Breaking Efficiency Barrier of Clean Energy Technologies: A Comprehensive Review

open access: yesAdvanced Functional Materials, Volume 36, Issue 4, 12 January 2026.
This review describes the different surface engineering strategies for quantum dots that addresses the challenges associated with surface defects, highlighting their role in enhancing the performance of solar energy conversion technologies. Abstract Colloidal quantum dots (QDs) have garnered significant attention for their unique potential in clean ...
Kokilavani S., Gurpreet Singh Selopal
wiley   +1 more source

Nonperturbative effects in gluon radiation and photoproduction of quark pairs

open access: yes, 2000
We introduce a nonperturbative interaction for light-cone fluctuations containing quarks and gluons, The (q) over bar q interaction squeezes the transverse size of these fluctuations in the photon and one does not need to simulate this effect via ...
Kopeliovich, Boris   +2 more
core   +1 more source

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