Results 31 to 40 of about 109,688 (155)

On a Missed Mechanism of Dielectron Production in Nucleon-Nucleon Collisions

open access: yes, 2010
We examine a new mechanism of $e^+e^-$ pair production in $NN$ collisions associated with the $NN$-decoupled dibaryon $d^\star_1$(1956) formation in the process $NN \to \gamma^\star d^\star_1$, where $\gamma^\star$ is the virtual photon which converts ...
Khrykin, Anatoliy S.
core   +1 more source

Neutron Majorana mass from exotic instantons [PDF]

open access: yes, 2014
We show how a Majorana mass for the Neutron could result from non-perturbative quantum gravity effects peculiar to string theory. In particular, "exotic instantons" in un-oriented string compactifications with D-branes extending the (supersymmetric ...
A Bottino   +196 more
core   +4 more sources

Finetuning foundation models for joint analysis optimization in High Energy Physics [PDF]

open access: yesMachine Learning: Science and Technology
In this work we demonstrate that significant gains in performance and data efficiency can be achieved in High Energy Physics (HEP) by moving beyond the standard paradigm of sequential optimization or reconstruction and analysis components.
M. Vigl, N. Hartman, L. Heinrich
semanticscholar   +1 more source

Masked particle modeling on sets: towards self-supervised high energy physics foundation models [PDF]

open access: yesMachine Learning: Science and Technology
We propose masked particle modeling (MPM) as a self-supervised method for learning generic, transferable, and reusable representations on unordered sets of inputs for use in high energy physics (HEP) scientific data.
T. Golling   +6 more
semanticscholar   +1 more source

Enhancing Damage Tolerance of Structures Using 3D/4D Printing Technologies

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights recent advances in damage tolerance for structural design, emphasizing safety, durability, and reliability in fields like aerospace and civil engineering. It covers innovations in materials, 3D/4D printing, predictive design methods, and nature‐inspired strategies.
Morteza Sayah Irani   +3 more
wiley   +1 more source

Matrix Theory for Baryons: An Overview of Holographic QCD for Nuclear Physics

open access: yes, 2012
We provide, for non-experts, a brief overview of holographic QCD and a review of a recent proposal of matrix-description of multi-baryon systems in holographic QCD.
Aoki, Sinya   +2 more
core   +1 more source

Evidence for Winding States in Noncommutative Quantum Field Theory [PDF]

open access: yes, 2000
We study noncommutative field theories at finite temperature to learn more about the degrees of freedom in the non-planar sector of these systems. We find evidence for winding states.
Fischler, Willy   +6 more
core   +4 more sources

Critical Design Strategy of Thermogalvanic Hydrogels for Low‐Grade Heat Harvesting

open access: yesAdvanced Science, EarlyView.
This review highlights thermogalvanic hydrogels for efficient low‐grade heat harvesting, with a focus on design strategies. Key aspects include recent advances, thermoelectrochemical conversion mechanisms, performance metrics, enhancement approaches, and current device applications.
Wentao Lin   +7 more
wiley   +1 more source

AdS/CFT for the early stages of heavy ion collisions

open access: yes, 2014
I give a brief introduction to the AdS/CFT correspondence targeted at heavy-ion physicists. I also review some insights to our understanding of the early stages of heavy-ion collisions coming from selected studies made using methods of the AdS/CFT ...
Janik, Romuald A.
core   +1 more source

A perspective on Quantum Gravity Phenomenology [PDF]

open access: yes, 2003
I give a brief overview of some Quantum-Gravity-Phenomenology research lines, focusing on studies of cosmic rays and gamma-ray bursts that concern the fate of Lorentz symmetry in quantum spacetime.
Amelino-Camelia, Giovanni
core   +3 more sources

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