Sketching pion and proton mass distributions
A light-front holographic model is used to illustrate an algebraic scheme for constructing a representation of a hadron's zero-skewness generalised parton distribution (GPD) from its valence-quark distribution function (DF) and electromagnetic form factor, FH, without reference to deeply virtua...
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| Format: | Article |
| Language: | English |
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Elsevier
2025-03-01
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| Series: | Physics Letters B |
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| Online Access: | http://www.sciencedirect.com/science/article/pii/S0370269325000401 |
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| author | Xiaobin Wang Zanbin Xing Lei Chang Minghui Ding Khépani Raya Craig D. Roberts |
| author_facet | Xiaobin Wang Zanbin Xing Lei Chang Minghui Ding Khépani Raya Craig D. Roberts |
| author_sort | Xiaobin Wang |
| collection | DOAJ |
| description | A light-front holographic model is used to illustrate an algebraic scheme for constructing a representation of a hadron's zero-skewness generalised parton distribution (GPD) from its valence-quark distribution function (DF) and electromagnetic form factor, FH, without reference to deeply virtual Compton scattering data. The hadron's mass distribution gravitational form factor, AH, calculated from this GPD is harder than FH; and, for each hadron, the associated mass-density profile is more compact than the analogous charge profile, with each pion near-core density being larger than that of its proton partner. These features are independent of the scheme employed. |
| format | Article |
| id | doaj-art-98ad4eacfe794274aff1f4589cdb9ec2 |
| institution | DOAJ |
| issn | 0370-2693 |
| language | English |
| publishDate | 2025-03-01 |
| publisher | Elsevier |
| record_format | Article |
| series | Physics Letters B |
| spelling | doaj-art-98ad4eacfe794274aff1f4589cdb9ec22025-08-20T03:05:52ZengElsevierPhysics Letters B0370-26932025-03-0186213928010.1016/j.physletb.2025.139280Sketching pion and proton mass distributionsXiaobin Wang0Zanbin Xing1Lei Chang2Minghui Ding3Khépani Raya4Craig D. Roberts5School of Physics, Nankai University, Tianjin 300071, ChinaSchool of Physics, Nankai University, Tianjin 300071, ChinaSchool of Physics, Nankai University, Tianjin 300071, ChinaSchool of Physics, Nanjing University, Nanjing, Jiangsu 210093, China; Institute for Nonperturbative Physics, Nanjing University, Nanjing, Jiangsu 210093, ChinaDepartment of Integrated Sciences and Center for Advanced Studies in Physics, Mathematics and Computation, University of Huelva, E-21071 Huelva, SpainSchool of Physics, Nanjing University, Nanjing, Jiangsu 210093, China; Institute for Nonperturbative Physics, Nanjing University, Nanjing, Jiangsu 210093, China; Corresponding author.A light-front holographic model is used to illustrate an algebraic scheme for constructing a representation of a hadron's zero-skewness generalised parton distribution (GPD) from its valence-quark distribution function (DF) and electromagnetic form factor, FH, without reference to deeply virtual Compton scattering data. The hadron's mass distribution gravitational form factor, AH, calculated from this GPD is harder than FH; and, for each hadron, the associated mass-density profile is more compact than the analogous charge profile, with each pion near-core density being larger than that of its proton partner. These features are independent of the scheme employed.http://www.sciencedirect.com/science/article/pii/S0370269325000401Continuum Schwinger function methodsElastic electromagnetic form factorsElastic gravitational form factorsEmergence of massNambu-Goldstone bosonsNucleons |
| spellingShingle | Xiaobin Wang Zanbin Xing Lei Chang Minghui Ding Khépani Raya Craig D. Roberts Sketching pion and proton mass distributions Physics Letters B Continuum Schwinger function methods Elastic electromagnetic form factors Elastic gravitational form factors Emergence of mass Nambu-Goldstone bosons Nucleons |
| title | Sketching pion and proton mass distributions |
| title_full | Sketching pion and proton mass distributions |
| title_fullStr | Sketching pion and proton mass distributions |
| title_full_unstemmed | Sketching pion and proton mass distributions |
| title_short | Sketching pion and proton mass distributions |
| title_sort | sketching pion and proton mass distributions |
| topic | Continuum Schwinger function methods Elastic electromagnetic form factors Elastic gravitational form factors Emergence of mass Nambu-Goldstone bosons Nucleons |
| url | http://www.sciencedirect.com/science/article/pii/S0370269325000401 |
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