Results 21 to 30 of about 1,068,311 (94)

Comorbidities and HIV‐related factors associated with mental health symptoms and unhealthy substance use among older adults living with HIV in low‐ and middle‐income countries: a cross‐sectional study

open access: yesJournal of the International AIDS Society, Volume 28, Issue 3, March 2025.
Abstract Introduction People with HIV (PWH) are vulnerable to mental health and substance use disorders (MSDs), but the extent to which these are associated with other non‐communicable diseases in ageing PWH populations remains poorly documented. We assessed comorbidities associated with symptoms of MSD among PWH ≥40 years in the Sentinel Research ...
Jeremy L. Ross   +28 more
wiley   +1 more source

Muon Collider Physics at Very High Energies [PDF]

open access: yes, 2000
Muon colliders might greatly extend the energy frontier of collider physics. One can contemplate circular colliders with center-of-mass energies in excess of 10 TeV. Some physics issues that might be relevant at such a machine are discussed.
arxiv   +1 more source

Stringy Effects During Inflation and Reheating [PDF]

open access: yes, 2005
We consider inflationary cosmology in the context of string compactifications with multiple throats. In scenarios where the warping differs significantly between throats, string and Kaluza-Klein physics can generate potentially observable corrections to ...
A. Vilenkin   +6 more
core   +3 more sources

Theoretical summary of Moriond 2022: QCD and high-energy interactions [PDF]

open access: yesarXiv, 2022
I review theoretical talks presented at the session on QCD and high-energy interactions of the Moriond 2022 conference.
arxiv  

Review of the Phenomenology of Noncommutative Geometry

open access: yes, 2003
We present a pedagogical review of particle physics models that are based on the noncommutativity of space-time, $[\hat{x}_\mu,\hat{x}_\nu]=i \theta_{\mu \nu}$, with specific attention to the phenomenology these models predict in particle experiments ...
Ardalan F.   +18 more
core   +1 more source

Brane-Antibrane Inflation in Orbifold and Orientifold Models [PDF]

open access: yes, 2001
We analyse the cosmological implications of brane-antibrane systems in string-theoretic orbifold and orientifold models. In a class of realistic models, consistency conditions require branes and antibranes to be stuck at different fixed points, and so ...
A. Linde   +39 more
core   +2 more sources

Polyproline‐Polyornithine Diblock Copolymers with Inherent Mitochondria Tropism

open access: yesAdvanced Materials, Volume 37, Issue 8, February 25, 2025.
This study presents the synthesis and characterization of polypeptide‐based diblock copolymers with inherent mitochondria‐targeting properties. Utilizing a scalable 2‐step polymerization method, these polymers exhibit energy‐independent cellular uptake and cardiolipin‐specific mitochondrial targeting.
Camilla Pegoraro   +12 more
wiley   +1 more source

Engineering Holographic Superconductor Phase Diagrams [PDF]

open access: yes, 2016
We study how to engineer holographic models with features of a high temperature superconductor phase diagram. We introduce a field in the bulk which provides a tunable "doping" parameter in the boundary theory.
Chen, Jiunn-Wei   +3 more
core   +2 more sources

Size‐Dependent Multiexciton Dynamics Governs Scintillation From Perovskite Quantum Dots

open access: yesAdvanced Materials, Volume 37, Issue 5, February 5, 2025.
Quantum‐confined nano scintillators are gaining interest in radiation detection. Understanding the nanoscale scintillation mechanism and key material parameters is crucial. These open questions are addressed by studying the scintillation of CsPbBr3 quantum dots.
Andrea Fratelli   +13 more
wiley   +1 more source

Macdonald topological vertices and brane condensates

open access: yes, 2018
We show, in a number of simple examples, that Macdonald-type $qt$-deformations of topological string partition functions are equivalent to topological string partition functions that are without $qt$-deformations but with brane condensates, and that ...
Foda, Omar, Manabe, Masahide
core   +1 more source

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