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Kim, H. K. Park, H. Miyata, H. O. Kim, H. Sahoo, I.-S. Cho, J. B. Kim, J. E. Fast, J.-G. Shiu, J. Haba, J. H. Kang, J. Li, J. Libby, J. S. Lange, K. Arinstein, K. Chilikin, K. Cho, K. Hayasaka, K. Inami, K. Kinoshita, K. Miyabayashi, K. M. Williams, K. Sakai, K. S. Park, K. Sumisawa, K. T. Kim, K. Trabelsi, L. E. Piilonen, M. Bra\\v{c}ko, M. E. Sevior, M. Iwabuchi, M. J. Kim, M. Petri\\v{c}, M. R\\\"ohrken, M. Sumihama, M. Uchida, M. Watanabe, M.-Z. Wang, N. Gabyshev, N. Kobayashi, O. Nitoh, O. Schneider, O. Seon, P. Chen, P. Kody\\v{s}, P. Kri\\v{z}an, P. Smerkol, P. Urquijo, R. Chistov, R. Itoh, R. Louvot, R. Pestotnik, S. Eidelman, S.-H. Lee, S. Koblitz, S. Korpar, S. L. Olsen, S. McOnie, S. Nishida, S. Okuno, S. Ryu, S. Stani\\v{c}, S. Uehara, S. Uno, T.-A. Shibata, T. Aushev, T. E. Browder, T. Iijima, T. Iwashita, T. Julius, T. Kawasaki, T. Kumita, T. Nozaki, T. Ohshima, T. Sanuki, T. Uglov, V. Bhardwaj, V. Gaur, V. Shebalin, V. Zhilich, V. Zhulanov, W.-S. Hou, Y. B. Hsiung, Y. Choi, Y. Horii, Y. Hoshi, Y. Iwasaki, Y. J. Kim, Y.-J. Kwon, Y. Li, Y. Miyazaki, Y. Sakai, Y.-S. Sohn, Y. Teramoto, Y. Unno, Y. Watanabe, Y. Yamashita, Z. Dole\\v{z}al, Z. Dr\\'asal, Z. Natkaniec, Z. P. Zhang, Z. Q. Liu","submitted_at":"2011-10-04T14:10:55Z","abstract_excerpt":"We search for CP violation in Cabibbo-suppressed charged D meson decays by measuring the difference between the CP violating asymmetries for the Cabibbo-suppressed decays D+ -> K+K-pi+ and the Cabibbo-favored decays Ds -> K+K-pi+ in the K+K- mass region of the phi resonance. Using 955/fb of data collected with the Belle detector we obtain A_CP(D+ -> phi pi+) = (+0.51 +- 0.28 +- 0.05)%. The measurement improves the sensitivity of previous searches by more than a factor of five. 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Bay, A. Bozek, A. Chen, A. Ishikawa, A. J. Schwartz, A. M. Bakich, A. Sokolov, A. Vossen, A. Zupanc, B. Bhuyan, B. D. Yabsley, Belle Collaboration: M. Stari\\v{c}, B. G. Cheon, B. Golob, B. R. Ko, B. Shwartz, C. C. Zhang, C. H. Wang, C. Kiesling, C. Liu, C. P. Shen, C. Schwanda, C. Z. Yuan, D. M. Asner, E. Nakano, E. Won, F. Simon, G. B. Mohanty, G. Pakhlova, G. Tatishvili, G. Varner, H. Aihara, H. J. Kim, H. K. Park, H. Miyata, H. O. Kim, H. Sahoo, I.-S. Cho, J. B. Kim, J. E. Fast, J.-G. Shiu, J. Haba, J. H. Kang, J. Li, J. Libby, J. S. Lange, K. Arinstein, K. Chilikin, K. Cho, K. Hayasaka, K. Inami, K. Kinoshita, K. Miyabayashi, K. M. Williams, K. Sakai, K. S. Park, K. Sumisawa, K. T. Kim, K. Trabelsi, L. E. Piilonen, M. Bra\\v{c}ko, M. E. Sevior, M. Iwabuchi, M. J. Kim, M. Petri\\v{c}, M. R\\\"ohrken, M. Sumihama, M. Uchida, M. Watanabe, M.-Z. Wang, N. Gabyshev, N. Kobayashi, O. Nitoh, O. Schneider, O. Seon, P. Chen, P. Kody\\v{s}, P. Kri\\v{z}an, P. Smerkol, P. Urquijo, R. Chistov, R. Itoh, R. Louvot, R. Pestotnik, S. Eidelman, S.-H. Lee, S. Koblitz, S. Korpar, S. L. Olsen, S. McOnie, S. Nishida, S. Okuno, S. Ryu, S. Stani\\v{c}, S. Uehara, S. Uno, T.-A. Shibata, T. Aushev, T. E. Browder, T. Iijima, T. Iwashita, T. Julius, T. Kawasaki, T. Kumita, T. Nozaki, T. Ohshima, T. Sanuki, T. Uglov, V. Bhardwaj, V. Gaur, V. Shebalin, V. Zhilich, V. Zhulanov, W.-S. Hou, Y. B. Hsiung, Y. Choi, Y. Horii, Y. Hoshi, Y. Iwasaki, Y. J. Kim, Y.-J. Kwon, Y. Li, Y. Miyazaki, Y. Sakai, Y.-S. Sohn, Y. Teramoto, Y. Unno, Y. Watanabe, Y. Yamashita, Z. Dole\\v{z}al, Z. Dr\\'asal, Z. Natkaniec, Z. P. Zhang, Z. Q. Liu","submitted_at":"2011-10-04T14:10:55Z","abstract_excerpt":"We search for CP violation in Cabibbo-suppressed charged D meson decays by measuring the difference between the CP violating asymmetries for the Cabibbo-suppressed decays D+ -> K+K-pi+ and the Cabibbo-favored decays Ds -> K+K-pi+ in the K+K- mass region of the phi resonance. Using 955/fb of data collected with the Belle detector we obtain A_CP(D+ -> phi pi+) = (+0.51 +- 0.28 +- 0.05)%. The measurement improves the sensitivity of previous searches by more than a factor of five. 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