Perturbative calculations of gravitational form factors at large momentum transfer
Tong, Xuan-Bo; Ma, Jian-Ping; Yuan, Feng1
刊名JOURNAL OF HIGH ENERGY PHYSICS
2022
期号10页码:46
关键词WAVE-FUNCTIONS DISTRIBUTION AMPLITUDES ANGULAR-MOMENTUM QUANTUM CHROMODYNAMICS ASYMPTOTIC-BEHAVIOR EXCLUSIVE PROCESSES HIGHER TWIST SUM-RULES NUCLEON ENERGY
ISSN号1029-8479
DOI10.1007/JHEP10(2022)046
英文摘要We perform a perturbative QCD analysis of the gravitational form factors (GFFs) of nucleon at large momentum transfer. We derive the explicit factorization formula of the GFFs in terms of twist-3 and twist-4 light-cone distribution amplitudes of nucleon. Power behaviors for these GFFs are obtained from the leading order calculations. Numeric results of the quark and gluon contributions to various GFFs are presented with model assumptions for the distribution amplitudes in the literature. We also present the perturbative calculations of the scalar form factor < P'vertical bar F-2 vertical bar P > for pion and proton at large momentum transfer.
学科主题Physics
语种英语
内容类型期刊论文
源URL[http://ir.itp.ac.cn/handle/311006/27822]  
专题理论物理研究所_理论物理所1978-2010年知识产出
作者单位1.Chinese Acad Sci, Inst Theoret Phys, CAS Key Lab Theoret Phys, Beijing 100190, Peoples R China
2.Chinese Univ Hong Kong, Sch Sci & Engn, Shenzhen 518172, Guangdong, Peoples R China
3.Univ Sci & Technol China, Dept Modern Phys, Hefei 230026, Anhui, Peoples R China
4.Lawrence Berkeley Natl Lab, Nucl Sci Div, Berkeley, CA 94720 USA
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Tong, Xuan-Bo,Ma, Jian-Ping,Yuan, Feng. Perturbative calculations of gravitational form factors at large momentum transfer[J]. JOURNAL OF HIGH ENERGY PHYSICS,2022(10):46.
APA Tong, Xuan-Bo,Ma, Jian-Ping,&Yuan, Feng.(2022).Perturbative calculations of gravitational form factors at large momentum transfer.JOURNAL OF HIGH ENERGY PHYSICS(10),46.
MLA Tong, Xuan-Bo,et al."Perturbative calculations of gravitational form factors at large momentum transfer".JOURNAL OF HIGH ENERGY PHYSICS .10(2022):46.
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