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The spin and flavour dependence of high-energy photoabsorption |
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| Authors: | SD Bass MM Brisudová |
| Institution: | Institut für Theoretische Kernphysik, Universit?t Bonn, Nussallee 14--16, D-53115 Bonn, Germany, DE Theoretical Division, Los Alamos National Laboratory, Los Alamos, NM 87545, USA, US |
| Abstract: | We analyse the low x, low Q 2 polarised photoabsorption data from SLAC and use this data to make a first estimate of the high-energy part of the Drell-Hearn-Gerasimov sum-rule. The present status of spin dependent Regge theory is discussed. Received: 23 October 1998 |
| Keywords: | PACS: 11 55 Hx Sum rules – 12 40 Nn Regge theory duality absorptive/optical models – 13 60 Hb Total and inclusive cross sections (including deep inelastic processes) – 13 88 +e Polarization in interactions and scattering |
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