Relevant pi->enu articles

pi->enu Experiment

D. A. Bryman and T. Numao, "Search for massive neutrinos in pi+->mu+nu decay", Phys. Rev. D 53, 558-559 (1996).

D. I. Britton, S. Ahmad, D. A. Bryman, R. A. Burnham, E. T. H. Clifford, P. Kitching, Y. Kuno, J. A. Macdonald, T. Numao, A. Olin, J-M. Poutissou, and M. S. Dixit, "Measurement of the pi+->e+nu branching ratio", Phys. Rev. D 49, 28-39 (1994).

G. Czapek, A. Federspiel, A. Fl├╝kiger, D. Frei, B. Hahn, C. Hug, E. Hugentobler, W. Krebs, U. Moser, D. Muster, E. Ramseyer, H. Scheidiger, P. Schlatter, G. Stucki, R. Abela, D. Renker, and E. Steiner, "Branching ratio for the rare pion decay into positron and neutrino", Phys. Rev. Lett. 70, 17-20 (1993).

D. A. Bryman, tau-e and tau-mu universality from tau->punu decays Phys. Rev. D 46, 1064-1066 (1992).

D. I. Britton, S. Ahmad, D. A. Bryman, R. A. Burnham, E. T. H. Clifford, P. Kitching, Y. Kuno, J. A. Macdonald, T. Numao, A. Olin, J. M. Poutissou, and M. S. Dixit "Improved search for massive neutrinos in pi+->e+nu decay" Phys. Rev. D 46, R885-R887 (1992).

D. I. Britton, S. Ahmad, D. A. Bryman, R. A. Burnham, E. T. H. Clifford, P. Kitching, Y. Kuno, J. A. Macdonald, T. Numao, A. Olin, J-M. Poutissou, and M. S. Dixit "Measurement of the pi+->e+nu branching ratio" Phys. Rev. Lett. 68, 3000-3003 (1992).

G. Azuelos, D. I. Britton, D. A. Bryman, E. T. H. Clifford, P. Kitching, J. A. Macdonald, T. Numao, B. Olaniyi, A. Olin, J. -M. Poutissou, P. Schlatter, and M. S. Dixit, "Constraints on Massive Neutrinos in pi->enu Decay", Phys. Rev. Lett. 56, 2241-2243 (1986).

D. A. Bryman, R. Dubois, J. A. Macdonald, T. Numao, B. Olaniyi, A. Olin, J.-M. Poutissou, and M. S. Dixit, Measurement of the pi->enu branching ratio Phys. Rev. D 33, 1211-1221 (1986).

D. A. Bryman, R. Dubois, T. Numao, B. Olaniyi, A. Olin, M. S. Dixit, J. -M. Poutissou, and J. A. Macdonald Search for Massive Neutrinos in the Decay pi->enu", Phys. Rev. Lett. 50, 1546-1549 (1983).

D. A. Bryman, R. Dubois, T. Numao, B. Olaniyi, A. Olin, M. S. Dixit, D. Berghofer, J. -M. Poutissou, J. A. Macdonald, and B. C. Robertson New Measurement of the pi->enu Branching Ratio Phys. Rev. Lett. 50, 7-10 (1983).

P. Depommier, J. -P. Martin, J. -M. Poutissou, R. Poutissou, D. Berghofer, M. D. Hasinoff, D. F. Measday, M. Salomon, D. Bryman, M. Dixit, J. A. Macdonald, and G. I. Opat "New Limit on the Decay mu+->e+gamma", Phys. Rev. Lett. 39, 1113-1116 (1977).

D. Bryman and C. Picciotto "Revised value for the pi->enu branching ratio", Phys. Rev. D 11, 1337 (1975).

pi->enu Theory

W. J. Marciano and A. Sirlin, Radiative corrections to pi_l2 decays, Phys. Rev. Lett. 71, 3629-3632 (1993).

R. Decker and M. Finkemeier, Short and long distance effects in the decay pi->enu, Nucl. Phys, B 438, 17-53(1995).

E. A. Kuraev, Radiative Tail in $\pi_{e2}$ Decay and Some Comments on $\mu-e$ Universality, JETP Lett. 65, 127-132 (1997).

A. Pich, Leptonic Probes of the Standard Model, Nucl. Phys. Proc. Suppl. 123, 1-12 (2003).

W. Loinaz, N. Okamura, S. Rayyan, T. Takeuchi, and L. C. R. Wijewardhana, NuTeV anomaly, lepton universality, and nonuniversal neutrino-gauge couplings, Phys. Rev. D 70, 113004 (2004).

P. Herczeg, On the question of a tensor interaction in pi->enug decay, Phys. Rev. D 49, 247-253 (1994).

B. A. Campbell and D. W. Maybury, Constraints on scalar couplings from l+->e+nu, Nucl. Phys. B, 709, 419-439 (2005).

V. Cirigliano and I. Rosell, The Standard Model prediction for R_{e/mu}^{(pi,K)}, arXiv 0707.3439v1 (2007).

V. Cirigliano and I. Rosell, pi/K -> e nu branching ratios to O(e^2 p^4) in Chiral Perturbation Theory, arXiv 0707.4464v1 (2007).

Relevant mu->enunu articles

mu->enunu Experiment

J. R. Musser et al., Measurement of the Michel Parameter rho in Muon Decay, Phys. Rev. Lett. 94, 101805 (2005).

W. Eichenberger, R. Engfer and A. Van Der Schaaf, Measurement of the parameter eta_bar in the radiative decay of the muon as a test of the v-a structure of the weak interaction, Nucl. Phys. A 412 523-533 (1984).

PIBETA publications 2000-2005

V. A. Baranov, V. A. Kalinnikov, V. V. Karpukhin, N. V. Khomutov, A. S. Korenchenko, S. M. Korenchenko, N. P. Kravchuk, N. A. Kuchinskii, D. A. Mzhaviya, A. M. Rozhdestvenskii, V. V. Sidorkin, Z. B. Tsamalaidze, T. Sakhelashvili, E. Frlež, D. Počanić, W. Li, R. C. Minehart, L. C. Smith, W. A. Stephens, K. O. H. Ziock, W. Bertl, R. Horisberger, S. Ritt, R. Schnyder, H. P. Wirtz, B. G. Ritchie, I. Supek, and T. Kozlowski, "The PIBETA Spectrometer for Investigation of Rare and Forbidden Decays of Muons and Pions" (in Russian/English), Prib. Tekh. Eksp./Instrum. Exp. Tech. 48, 39-49/48 168-176 (2005).

E. Frlež, "Absolute Branching Ratio Normalization for Rare pi+ and mu+ Decays in the PIBETA Experiment", FIZIKA B 13, 243-250 (2004).

D. Počanić, E. Frlež, V. A. Baranov, W. Bertl, C. Broennimann, M. Bychkov, J. F. Crawford, M. Daum, N. V. Khomutov, A. S. Korenchenko, S. M. Korenchenko, T. Kozlowski, N. P. Kravchuk, N. A. Kuchinsky, W. Li, R. C. Minehart, D. Mzhavia, B. G. Ritchie, S. Ritt, A. M. Rozhdestvensky, V. V. Sidorkin, L. C. Smith, I. Supek, Z. Tsamalaidze, B. A. VanDevender, Y. Wang, H.-P. Wirtz, and K.O.H. Ziock, "Precise Measurement of the pi+ -> pi0 e+ nu Branching Ratio", Phys. Rev. Lett. 93, 181803-1-4 (2004).

E. Frlež, D. Počanić, V. A. Baranov, W. Bertl, M. Bychkov, N. V. Khomutov, A. S. Korenchenko, S. M. Korenchenko, T. Kozlowski, N. P. Kravchuk, N. A. Kuchinsky, W. Li, R. C. Minehart, D. Mzhavia, B. G. Ritchie, S. Ritt, A. M. Rozhdestvensky, V. V. Sidorkin, L. C. Smith, I. Supek, Z. Tsamalaidze, B. A. VanDevender, E. P. Velicheva, Y. Wang, H.-P. Wirtz, and K. O. H. Ziock, "Precise Measurement of the Pion Axial Form Factor in the pi+ -> e+ nu gamma Decay", Phys. Rev. Lett. 93, 181804-1-4 (2004).

E. Frlež, D. Počanić, K. A. Assamagan, Yu. Bagaturia, V. A. Baranov, W. Bertl, Ch. Broennimann, M. A. Bychkov, J. F. Crawford, M. Daum, Th. Fluegel, R. Frosch, R. Horisberger, V. A. Kalinnikov, V.V. Karpukhin, N. V. Khomutov, J. E. Koglin, A. S. Korenchenko, S. M. Korenchenko, T. Kozlowski, B. Krause, N. P. Kravchuk, N. A. Kuchinsky, W. Li, D. W. Lawrence, R. C. Minehart, D. Mzhavia, H. Obermeier, D. Renker, B. G. Ritchie, S. Ritt, T. Sakhelashvili, R. Schnyder, V. V. Sidorkin, P. L. Slocum, L. C. Smith, N. Soic, W. A. Stephens, I. Supek, Z. Tsamalaidze, B. A. VanDevender, Y. Wang, H.-P. Wirtz, and K.O.H. Ziock, "Design, Commissioning and Performance of the PIBETA Detector at PSI", Nucl. Instrum. & Meth. A 526, 300-347 (2004).

E. Frlež, T. A. Campbell, I. J. Carey, D. Počanić, "Radiation Hardness of the PIBETA Detector Components", Fizika B 12, 97-116 (2003).

E. Frlež, D. Počanić, and S. Ritt, "ADC common noise correction and zero suppression in the PIBETA detector", Nucl. Inst. and Meth. A463, 341-349 (2001).

E. Frlež, Ch. Brönnimann, B. Krause, D. Počanić, D. Renker, S. Ritt, P. L. Slocum, I. Supek, and H. P. Wirtz, "Light Response of pure CsI Calorimeter Crystals Painted with Wavelength Shifting Lacquer", Nucl. Inst. and Meth. A459, 426-439 (2001).

E. Frlež, B. K. Wright, D. Počanić, "Optics: General-Purpose Scintillator Light Response Simulation Code", Comput. Phys. Commun. 134, 110-135 (2001).

E. Frlež, I. Supek, K. A. Assamagan, Ch. Brönnimann, Th. Flügel, B. Krause, D. W. Lawrence, D. Mzavia, D. Počanić, D. Renker, S. Ritt, P. L. Slocum, and N. Soic, "Cosmic muon tomography of pure cesium iodide crystals", Nucl. Inst. and Meth. A440, 57-85 (2000).

PEN Dissertations

L.P. Alonzi, University of Virginia 2012, "Measuring the Pion Substructure with Radiative Positronic Pion Decays".

A. Palladino, University of Virginia 2012, "Testing Lepton Universality via a Measurement of the Positronic Pion Decay Branching Ratio".

E. Frlež 04-Apr-2006