Title Measurement of the isolated prompt photon production cross section in pp collisions at $\sqrt{s}$ = 7 TeV Author Khachatryan, V. Sirunyan, A. M. Tumasyan, A. de Wolf, E.A. Janssen, X. Mucibello, L. Roland, B. Rougny, R. Selvaggi, M. van Haevermaet, H. Van Mechelen, P. Van Remortel, N. et al. Faculty/Department Faculty of Sciences. Physics Publication type article Publication 2011 New York, N.Y. , 2011 Subject Physics Source (journal) Physical review letters. - New York, N.Y. Volume/pages 106(2011) :8 , p. 1-15 ISSN 0031-9007 ISI 000287656700003 Carrier E-only publicatie Target language English (eng) Full text (Publishers DOI) Affiliation University of Antwerp Abstract The differential cross section for the inclusive production of isolated prompt photons has been measured as a function of the photon transverse energy ETγ in pp collisions at √s=7  TeV using data recorded by the CMS detector at the LHC. The data sample corresponds to an integrated luminosity of 2.9  pb-1. Photons are required to have a pseudorapidity |ηγ|<1.45 and ETγ>21  GeV, covering the kinematic region 0.006