Results 71 to 80 of about 300,267 (230)

$${b\rightarrow c\tau \nu }$$ b→cτν transitions in the standard model effective field theory

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
The $$R(D^{(*)})$$ R(D(∗)) anomalies observed in $$B\rightarrow D^{(*)}\tau \nu $$ B→D(∗)τν decays have attracted much attention in recent years. In this paper, we study the $$B\rightarrow D^{(*)}\tau \nu $$ B→D(∗)τν , $$\Lambda _b\rightarrow \Lambda _c ...
Quan-Yi Hu, Xin-Qiang Li, Ya-Dong Yang
doaj   +1 more source

Rare top-quark decays $$t \rightarrow cg(g)$$ t → c g ( g ) in the aligned two-Higgs-doublet model

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
We update the Standard Model (SM) predictions for the branching ratios of the rare top-quark decays $$t \rightarrow cg(g)$$ t → c g ( g ) , and evaluate the maximum rates that can be reached in the aligned as well as in the four conventional two-Higgs ...
Fang-Min Cai   +3 more
doaj   +1 more source

Light quark masses in multi-quark interactions [PDF]

open access: yesThe European Physical Journal A, 2013
8 pages, published ...
A. A. Osipov, B. Hiller, A. H. Blin
openaire   +2 more sources

Metformin attenuates metabolic insulin sensitivity and insulin‐stimulated carbohydrate oxidation after high‐intensity exercise training in adults at risk for metabolic syndrome

open access: yesDiabetes, Obesity and Metabolism, EarlyView.
Abstract Aims Mixed evidence exists on whether metformin adds to or attenuates the insulin‐sensitising effects of exercise. To date, no studies have tested whether metformin differentially impacts exercise training intensity–mediated insulin sensitivity.
Steven K. Malin   +7 more
wiley   +1 more source

Power-aligned 2HDM: a correlative perspective on (g − 2) e,μ

open access: yesJournal of High Energy Physics, 2021
With the hypothesis of minimal flavor violation, we find that there exists a power-aligned relation between the Yukawa couplings of the two scalar doublets in the two-Higgs-doublet model with Hermitian Yukawa matrices.
Shao-Ping Li   +4 more
doaj   +1 more source

Light-Quark Masses [PDF]

open access: yesProceedings of 6th International Workshop on Chiral Dynamics — PoS(CD09), 1997
Low energy precision experiments provide significant tests of the laws of nature that can reveal physics beyond the Standard Model. A good theoretical understanding of the low energy properties of QCD is required for this purpose. The recent developments at the interface between lattice and effective field theory methods provide an excellent basis for ...
openaire   +3 more sources

Quark propagation in the quark-gluon plasma [PDF]

open access: yesPhysical Review C, 2004
It has recently been suggested that the quark-gluon plasma formed in heavy-ion collisions behaves as a nearly ideal fluid. That behavior may be understood if the quark and antiquark mean-free- paths are very small in the system, leading to a "sticky molasses" description of the plasma, as advocated by the Stony Brook group.
Li, Xiangdong   +3 more
openaire   +2 more sources

Psychological responses to interval and continuous exercise in people living with HIV: A single‐blind, counterbalanced, crossover study

open access: yesHIV Medicine, EarlyView.
Abstract Aim This study compared acute psychological responses to a single session of low‐volume high‐intensity interval exercise (HIIE‐LV), high‐volume high‐intensity interval exercise (HIIE‐HV), and moderate‐intensity continuous exercise (MICE) in people living with HIV, and healthy controls using a randomized, counterbalanced crossover design ...
Phelipe Wilde   +9 more
wiley   +1 more source

QUARK MATTER SYMMETRY ENERGY AND QUARK STARS [PDF]

open access: yesThe Astrophysical Journal, 2013
We extend the confined-density-dependent-mass (CDDM) model to include isospin dependence of the equivalent quark mass. Within the confined-isospin-density-dependent-mass (CIDDM) model, we study the quark matter symmetry energy, the stability of strange quark matter, and the properties of quark stars.
Chu, Peng-Cheng, Chen, Lie-Wen
openaire   +2 more sources

The Role of Brain Structure in Explaining Physical Functioning in Male Veterans With Impaired Kidney Function

open access: yesJournal of the American Geriatrics Society, EarlyView.
Brain structure as a mediator of the relationship of impaired kidney function and physical function. ABSTRACT Background Older adults with chronic kidney disease (CKD) experience deficits in physical function and cardiorespiratory fitness at higher rates than older adults without impaired renal function.
Julie S. Rekant   +7 more
wiley   +1 more source

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