Virtual Compton scattering at low energy and the generalized polarizabilities of the nucleon

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• 作者：Fonvieille ; H.
• 关键词：Nucleon ; Polarization ; Virtual ; Compton ; Scattering ; Electromagnetic
• 刊名：Progress in Particle and Nuclear Physics
• 出版年：2005
• 出版时间：July, 2005
• 年：2005
• 卷：55
• 期：1
• 页码：198-214
• 全文大小：1.31 M

文摘

Virtual Compton scattering on the nucleon: href=""/science?_ob=MathURL&_method=retrieve&_udi=B6TJC-4FMK8GG-2&_mathId=mml63&_user=10&_cdi=5307&_rdoc=14&_handle=V-WA-A-W-BV-MsSWYWW-UUW-U-AAWCVEADAE-AAWBUDWCAE-WCYAEWVCE-BV-U&_acct=C000050221&_version=1&_userid=10&md5=13c952c30ba95231a2d11829580d21d4"" title=""Click to view the MathML source"">γ^{http://www.sciencedirect.com/scidirimg/entities/2217.gif"" alt=""asterisk operator"" border=0>}N→γN is a new and rapidly developing field at low and high energies, with the emergence of recent concepts such as generalized parton distributions at high energy, and Generalized Polarizabilities (GPs) at low energy. This lecture is about the low energy part, i.e. for energies in the href=""/science?_ob=MathURL&_method=retrieve&_udi=B6TJC-4FMK8GG-2&_mathId=mml64&_user=10&_cdi=5307&_rdoc=14&_handle=V-WA-A-W-BV-MsSWYWW-UUW-U-AAWCVEADAE-AAWBUDWCAE-WCYAEWVCE-BV-U&_acct=C000050221&_version=1&_userid=10&md5=e8a2f06eef80aa6803f00903f4fc3bc2"" title=""Click to view the MathML source"">(γp) center-of-mass mainly up to the href=""/science?_ob=MathURL&_method=retrieve&_udi=B6TJC-4FMK8GG-2&_mathId=mml65&_user=10&_cdi=5307&_rdoc=14&_handle=V-WA-A-W-BV-MsSWYWW-UUW-U-AAWCVEADAE-AAWBUDWCAE-WCYAEWVCE-BV-U&_acct=C000050221&_version=1&_userid=10&md5=207eebe03c63124aae9dfad8f7067d9a"" title=""Click to view the MathML source"">Δ(1232) resonance region. I review the concept of GPs and the experiments dedicated to their measurement.