نتایج جستجو برای: efts
تعداد نتایج: 145 فیلتر نتایج به سال:
Systematizing and addressing theory uncertainties of unitarization with the Inverse Amplitude Method
Effective Field Theories (EFTs) constructed as derivative expansions in powers of momentum, the spirit Chiral Perturbation Theory (ChPT), are a controllable approximation to strong dynamics long energy interacting particles remains small, they do not respect exact elastic unitarity. This limits their predictive power towards new physics at higher scale if small separations from Standard Model f...
Dear Editor, We read the article ”The Relationship between GRACE Score and Epicardial Fat Thickness(EFT) in non-STEMI Patients” by Gul et al.1 The authors concluded that endsystolic and end-diastolic EFTs were found to be increased in the higher GRACE group. Several risk scores including have been evaluated so as to identify high/low risk of mortality or complications in patients with STEMI. Th...
Defects in mitochondrial translation are associated with a remarkable, but unexplained diversity of clinical phenotypes. Here we have investigated the molecular basis for tissue specificity in patients with a fatal hepatopathy due to mutations in the mitochondrial translation elongation factor EFG1. Blue-native gel electrophoresis revealed unique, tissue-specific patterns in the nature and seve...
Classifying the strengthes of three-body forces 3BFs with the condition that observables must be cut-off independent, i.e. renormalised at each order, leads to surprising results with relevance for example for thermal neutron capture on the deuteron. Details and a better bibliography in Ref. [1]. Adding 3-Body Forces (3BFs) a posteriori when theory and data disagree is untenable when prediction...
Phage Q/3 RNA-dependent RNA replicate consists of four subunits: one is RNA phage specific (subunit II), the other three, present in the uninfected cell, are the protein biosynthesis elongation factors EF-Tu (subunit III) and EF-Ts (subunit IV) and the translation interference factor i (subunit I). When the protein biosynthesis elongation factors are removed by centrifugation of the initiated e...
The majority of patients with MELAS (mitochondrial encephalomyophathy, lactic acidosis, stroke-like episodes) carry a heteroplasmic A3243G mutation in the mitochondrial tRNA(Leu(UUR)). The mutation prevents modification of the wobble U base, impairing translation at UUA and UUG codons; however, whether this results in amino acid misincorporation in the mitochondrial translation products remains...
Heavy quarkonia (charmonium, bottomonium, ...) provide an ideal set of observables to probe properties of low-energy QCD in a controlled way. The reason is the following. Heavy quarkonia are non-relativistic bound states and, therefore, characterized by a set of energy scales hierarchically ordered: m, mv, mv, ... where m is the heavy-quark mass and v ≪ 1 the relative heavy-quark velocity. For ...
A bstract The Standard Model Effective Field Theory (SMEFT) is an established theoretical framework that parametrises the impact a UV theory has on low-energy observables. Such parametrization achieved by studying interactions of SM fields encapsulated within higher mass dimensional ( ≥ 5) operators. Through judicious employment tools EFTs, SMEFT become source new predictions as well platform f...
We continue our endeavor to investigate lepton number violating (LNV) processes at low energy in the framework of effective field theory (EFT). In this work we study LNV tau decays $\tau^+\rightarrow \ell^-P_i^{+}P_j^{+}$, where $\ell=e,~\mu$ and $P^+_{i,j}$ are lowest-lying charged pseudoscalars $\pi^+,~K^+$. analyze dominant contributions a series EFTs from high scales, namely, standard model...
A bstract We study effective field theories (EFTs) enjoying (maximal) biform symmetries. These are defined by the presence of a conserved (electric) current that has symmetries Young tableau with two columns equal length. When these also have topological (magnetic) current, its conservation law is anomalous. go on to show this mixed anomaly uniquely fixes two-point function between electric and...
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