نتایج جستجو برای: 2 and 3 twist

تعداد نتایج: 17390696  

Journal: :Atlas of Genetics and Cytogenetics in Oncology and Haematology 2015

2006
DAVID FUTER

We show that if a knot admits a prime, twist-reduced diagram with at least 4 twist regions and at least 6 crossings per twist region, then every non-trivial Dehn filling of that knot is hyperbolike. A similar statement holds for links. We prove this using two arguments, one geometric and one combinatorial. The combinatorial argument further implies that every link with at least 2 twist regions ...

1997
Yuji Koike

We study the Q evolution of the nucleon’s chiral-odd twist-3 distribution hL(x,Q ) starting from the MIT bag model calculation. A simple GLAP equation for hL(x,Q ) obtained at large Nc is used for the Q 2 evolution. The correction due to the finite value of Nc is O(1/N c ) ∼ 10 % level. It turns out that the twist-3 contribution to hL(x,Q) is significantly reduced at Q = 10 GeV in contrast to t...

Journal: :Annals of Oncology 2022

In the phase 3 KEYNOTE-590 study (NCT03189719), first-line pembrolizumab plus chemotherapy provided statistically significant and clinically meaningful improvement in OS PFS, maintained HRQoL, was associated with a manageable safety profile versus patients locally advanced, unresectable or metastatic esophageal cancer Siewert type 1 gastro-esophageal junction adenocarcinoma. The objective of th...

2001
O V Teryaev

The generation of the single spin asymmetries by the twist 3 effects in QCD is discussed. While the short-distance subprocesses is calculable in the Born approximation, some properties of large distance partonic correlations may be extracted by means of sum rules relating them to the DIS spin structure function g 2. The simple model for twist 3 part of the latter is proposed. The numerical anal...

Journal: :Developmental dynamics : an official publication of the American Association of Anatomists 2008
Wenli Yu Harold Kamara Kathy K H Svoboda

In palatogenesis, the MEE (Medial Edge Epithelium) cells disappear when palates fuse. We hypothesize that the MEE cells undergo EMT (Epithelial-Mesenchymal Transition) to achieve mesenchyme confluence. Twist has an important role in EMT for tumor metastasis. The purpose of this study was to analyze Twist function during palatal fusion. Twist protein was expressed in palatal shelves and MEE both...

Journal: :SciPost physics proceedings 2022

We show transverse-momentum-dependent parton distribution functions (TMDs) for spin-1 hadrons including twist-3 and 4 by taking the decomposition of a quark correlation function in Lorentz-invariant way with conditions Hermiticity parity invariance. found 30 new TMDs tensor-polarized hadron at twists 3 addition to 10 twist 2. Since time-reversal-odd terms collinear should vanish after integrals...

2008
A. Mudrov

We prove that the reflection equation (RE) algebra LR associated with a finite dimensional representation of a quasitriangular Hopf algebra H is twist-equivalent to the corresponding Faddeev-Reshetikhin-Takhtajan (FRT) algebra. We show that LR is a module algebra over the twisted tensor squareH R ⊗H and the double D(H). We define FRTand RE-type algebras and apply them to the problem of equivari...

2001
A. V. Belitsky A. Kirchner D. Müller A. Schäfer

We study twist-three effects in deeply virtual Compton scattering on an unpolarized spin-1/2 target. A careful definition of observables as Fourier moments w.r.t. the azimuthal angle allows for a clear separation of twist-two and-three effects. Although the latter are power suppressed, they give leading contributions to the twist-three asymmetries and do not affect the twist-two observables.

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