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Search for stimulated photon-photon scattering in vacuum |
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| Authors: | D Bernard F Moulin F Amiranoff A Braun JP Chambaret G Darpentigny G Grillon S Ranc F Perrone |
| Institution: | (1) Laboratoire de Physique Nucléaire et des Hautes énergies, école Polytechnique, IN2P3 & CNRS, 91128 Palaiseau, France, FR;(2) Laboratoire de Physique, école Normale Supérieure, 94235 Cachan, France, FR;(3) Laboratoire pour l'Utilisation des Lasers Intenses (Unité mixte No 7605 du CNRS-CEA-école Polytechnique-Université Paris 6.), école Polytechnique, 91128 Palaiseau, France, FR;(4) Laboratoire d'Optique Appliquée, CNRS & ENSTA, école Polytechnique, 91128 Palaiseau, France, FR;(5) Dipartimento di Fisica-Pisa and INFN, Piazza Torricelli 2, 56100 Pisa, Italy, IT |
| Abstract: | We have searched for stimulated photon scattering in vacuum at a center of mass photon energy of 0.8 eV. The QED contribution to this process is equivalent to four wave mixing in vacuum. No evidence for scattering was observed. The corresponding upper limit of the cross-section is . Received 29 September 1999 |
| Keywords: | PACS 13 85 Dz Elastic scattering - 12 20 Fv Experimental tests - 78 45 +h Stimulated emission |
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