Results 41 to 50 of about 915,858 (361)

On the reflection of magnon bound states [PDF]

open access: yesJHEP 1008:055,2010, 2010
We investigate the reflection of two-particle bound states of a free open string in the light-cone AdS_5 x S^5 string sigma model, for large angular momentum J=J_56 and ending on a D7 brane which wraps the entire AdS_5 and a maximal S^3 of S^5. We use the superspace formalism to analyse fundamental and two-particle bound states in the cases of ...
arxiv   +1 more source

Funcionamiento familiar, sobrecarga y calidad de vida del cuidador del adulto mayor con dependencia funcional

open access: yesEnfermería Universitaria, 2019
Introducción: Ser cuidador de personas con dependencia funcional conlleva el riesgo de presentar deterioro de la calidad de vida, esto puede deberse a que la prolongación del cuidado altera la dinámica familiar y genera sobrecarga en el cuidador ...
M. Salazar-Barajas   +5 more
semanticscholar   +1 more source

Yangian symmetry of the Y=0 maximal giant graviton [PDF]

open access: yesJHEP 1012:076,2010, 2010
We study the remnants of Yangian symmetry of AdS/CFT magnons reflecting from boundaries with no degrees of freedom. We present the generalized twisted boundary Yangian of open strings ending on boundaries which preserve only a subalgebra h of the bulk algebra g, where (g,h) is a symmetric pair.
arxiv   +1 more source

Unfolded protein stress in the endoplasmic reticulum and mitochondria: a role in neurodegeneration

open access: yesFrontiers in Aging Neuroscience, 2012
Protein folding occurs in several intracellular locations including the endoplasmic reticulum (ER) and mitochondria. In normal conditions there is a balance between the levels of unfolded proteins and protein folding machinery.
Sebastián eBernales   +3 more
doaj   +1 more source

Reflection algebra, Yangian symmetry and bound-states in AdS/CFT [PDF]

open access: yesJHEP 1201 (2012) 134, 2011
We present the `Heisenberg picture' of the reflection algebra by explicitly constructing the boundary Yangian symmetry of an AdS/CFT superstring which ends on a boundary with non-trivial degrees of freedom and which preserves the full bulk Lie symmetry algebra.
arxiv   +1 more source

Multispectral Photonic Structural Colors via Enhanced Interfacial Interference of Ultrathin Cellulose Nanofiber/MXene Films

open access: yesAdvanced Science, EarlyView.
Fabrication of CNF‐MXene free‐standing films: Ti3C2Tx MXene flakes integrated into a cellulose nanofiber (CNF) matrix through layered self‐assembly using vacuum‐assisted filtration. The layered structure of 4 µm thickness is displayed on SEM image.
Valeriia Poliukhova   +7 more
wiley   +1 more source

Tissue-resident memory CD8+ T cells amplify anti-tumor immunity by triggering antigen spreading through dendritic cells

open access: yesNature Communications, 2019
Immunotherapy can induce antigen spreading of antitumor T cell response, which correlates with better outcomes. Here the authors show that tissue-resident memory CD8 T cells promote antigen spreading via lysing tumor cells and promoting their uptake and ...
Evelyn Menares   +10 more
doaj   +1 more source

Achiral boundaries and the twisted Yangian of the D5-brane [PDF]

open access: yesJHEP 1108:019, 2011, 2011
We consider integrable field theories with achiral boundary conditions and uncover the underlying achiral twisted Yangian algebra. This construction arises from old work on the bosonic principal chiral model on a half-line, but finds a modern realization as the hidden symmetry in the planar limit of the scattering of worldsheet excitations of the AdS ...
arxiv   +1 more source

Seguir adelante: A qualitative exploration of Latino farmworkers' work and nonwork resources

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract Latino immigrant workers have been an exploited community within many dangerous workforces, but especially within the agricultural industry. They are a crucial population for the labor and economy of the U.S., yet Latino farmworkers report feeling expendable, discriminated against, and exposed to hazardous working conditions.
Faviola Robles Saenz   +3 more
wiley   +1 more source

Doppler maps and surface differential rotation of EI Eri from the MUSICOS 1998 observations [PDF]

open access: yes, 2008
We present time-series Doppler images of the rapidly-rotating active binary star EI Eri from spectroscopic observations collected during the MUSICOS multi-site campaign in 1998, since the critical rotation period of 1.947 days makes it impossible to obtain time-resolved images from a single site.
arxiv   +1 more source

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