scholarly journals Renormalization of quark bilinear operators in a momentum-subtraction scheme with a nonexceptional subtraction point

2009 ◽  
Vol 80 (1) ◽  
Author(s):  
C. Sturm ◽  
Y. Aoki ◽  
N. H. Christ ◽  
T. Izubuchi ◽  
C. T. C. Sachrajda ◽  
...  
2020 ◽  
Vol 2020 (1) ◽  
Author(s):  
T. Engel ◽  
A. Signer ◽  
Y. Ulrich
Keyword(s):  

2021 ◽  
Vol 2021 (6) ◽  
Author(s):  
Renato Maria Prisco ◽  
Francesco Tramontano

Abstract We propose a novel local subtraction scheme for the computation of Next-to-Leading Order contributions to theoretical predictions for scattering processes in perturbative Quantum Field Theory. With respect to well known schemes proposed since many years that build upon the analysis of the real radiation matrix elements, our construction starts from the loop diagrams and exploits their dual representation. Our scheme implements exact phase space factorization, handles final state as well as initial state singularities and is suitable for both massless and massive particles.


2010 ◽  
Vol 81 (3) ◽  
Author(s):  
J. Noaki ◽  
T. W. Chiu ◽  
H. Fukaya ◽  
S. Hashimoto ◽  
H. Matsufuru ◽  
...  

1982 ◽  
Vol 119 (4-6) ◽  
pp. 407-411 ◽  
Author(s):  
K.G. Chetyrkin ◽  
S.G. Gorishny ◽  
F.V. Tkachov

2017 ◽  
Vol 26 (06) ◽  
pp. 1750034 ◽  
Author(s):  
Jian-Feng Xu ◽  
Yan-An Luo ◽  
Lei Li ◽  
Guang-Xiong Peng

The properties of dense quark matter are investigated in the perturbation theory with a rapidly convergent matching-invariant running coupling. The fast convergence is mainly due to the resummation of an infinite number of known logarithmic terms in a compact form. The only parameter in this model, the ratio of the renormalization subtraction point to the chemical potential, is restricted to be about 2.64 according to the Witten–Bodmer conjecture, which gives the maximum mass and the biggest radius of quark stars to be, respectively, two times the solar mass and 11.7[Formula: see text]km.


2014 ◽  
Vol 2014 ◽  
pp. 1-10 ◽  
Author(s):  
Hua Zhu ◽  
Heping Liu

We study the boundedness of weighted multilinear operators given by products of finite vectors of Calderón-Zygmund operators. We also investigate weighted estimates for bilinear operators related to Schrödinger operator.


2015 ◽  
Vol 15 (2) ◽  
pp. 661-662 ◽  
Author(s):  
Xinyuan Qian ◽  
Hang Yu ◽  
Shoushun Chen ◽  
Kay Soon Low

2010 ◽  
Author(s):  
Jongjeong Kim ◽  
Weonjong Lee ◽  
Stephen R. Sharpe
Keyword(s):  

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