I
I. Nakagawa
Researcher at University of Kentucky
Publications - 13
Citations - 508
I. Nakagawa is an academic researcher from University of Kentucky. The author has contributed to research in topics: Scattering & Pentaquark. The author has an hindex of 8, co-authored 13 publications receiving 465 citations.
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Journal ArticleDOI
Strange-quark contributions to parity-violating asymmetries in the forward G0 electron-proton scattering experiment
D. S. Armstrong,J. Arvieux,R. Asaturyan,T. Averett,S. L. Bailey,G. Batigne,Douglas H Beck,E. J. Beise,J. Benesch,L. Bimbot,J. Birchall,A. S. Biselli,P. Bosted,E. Boukobza,H. Breuer,R. D. Carlini,R. Carr,N. S. Chant,Y. C. Chao,Subhasis Chattopadhyay,R. Clark,S. Covrig,A. A. Cowley,D. S. Dale,C. A. Davis,W. Falk,J. M. Finn,T. A. Forest,G. B. Franklin,Christophe Furget,D. Gaskell,J. Grames,K. A. Griffioen,K. Grimm,K. Grimm,B. Guillon,H. Guler,L. Hannelius,R. Hasty,A. Hawthorne Allen,T. Horn,K. Johnston,M. K. Jones,P. Kammel,R. Kazimi,P. M. King,P. M. King,A. Kolarkar,E. Korkmaz,Wolfgang Korsch,S. Kox,J. Kuhn,J. Lachniet,L. Lee,J. Lenoble,E. Liatard,Jianglai Liu,B. Loupias,A. Lung,G. A. MacLachlan,D. Marchand,J. W. Martin,J. W. Martin,K. W. McFarlane,D. McKee,R. D. McKeown,F. Merchez,H. Mkrtchyan,Bryan J. Moffit,M. Morlet,I. Nakagawa,K. Nakahara,M. Nakos,R. Neveling,S. Niccolai,S. Ong,S.A. Page,V. Papavassiliou,S. F. Pate,S. K. Phillips,Michael Pitt,M. Poelker,T. A. Porcelli,T. A. Porcelli,G. Quéméner,B. P. Quinn,W. D. Ramsay,A. W. Rauf,J. S. Real,J. Roche,J. Roche,P. G. Roos,G. A. Rutledge,J. A. Secrest,Neven Simicevic,G. R. Smith,D. T. Spayde,D. T. Spayde,S. Stepanyan,M. Stutzman,V. Sulkosky,V. Tadevosyan,Raphael Noel Tieulent,J. Van de Wiele,W. T. H. van Oers,E. Voutier,W. F. Vulcan,Glen A. Warren,S. P. Wells,Shawn Williamson,S. A. Wood,C. Yan,J. Yun,V. Zeps +113 more
TL;DR: Measurement of parity-violating asymmetries in elastic electron-proton scattering indicate nonzero, Q2 dependent, strange-quark contributions and provide new information beyond that obtained in previous experiments.
Journal ArticleDOI
New Measurement of the π0 radiative decay width.
I. Larin,D. McNulty,E. Clinton,P. Ambrozewicz,D. Lawrence,D. Lawrence,I. Nakagawa,Y. Prok,A. Teymurazyan,A. Ahmidouch,A. Asratyan,K. Baker,L. Benton,Aron M. Bernstein,Volker D. Burkert,P. L. Cole,P. Collins,D. S. Dale,S. Danagoulian,G. Davidenko,R. Demirchyan,A. Deur,A. Dolgolenko,G. Dzyubenko,Rolf Ent,A. Evdokimov,J. Feng,M. Gabrielyan,L. Gan,Ashot Gasparian,S. Gevorkyan,A. V. Glamazdin,V. Goryachev,V. Gyurjyan,K. Hardy,J. He,M. M. Ito,L. Jiang,D. Kashy,M. Khandaker,P. Kingsberry,P. Kingsberry,A. Kolarkar,M. Konchatnyi,A. Korchin,Wolfgang Korsch,S. Kowalski,M. A. Kubantsev,V. P. Kubarovsky,X. Li,P. P. Martel,V. Matveev,B. A. Mecking,Brian D. Milbrath,R. C. Minehart,R. A. Miskimen,V. V. Mochalov,S. Mtingwa,S. Overby,E. Pasyuk,E. Pasyuk,M. Payen,R.S. Pedroni,Barry Ritchie,T. E. Rodrigues,C. Salgado,A. Shahinyan,A. Sitnikov,D. I. Sober,S. Stepanyan,W. A. Stephens,J. Underwood,Andrey Vasiliev,V. Vishnyakov,M. Wood,S. Zhou +75 more
TL;DR: In this paper, high precision measurements of the differential cross sections for photoproduction at forward angles for two nuclei, {sup 12}C and {sup 208}Pb, have been performed for incident photon energies of 4.9-5.5 GeV to extract the decay width.
Journal ArticleDOI
Search for the Θ+ pentaquark in the reaction γd→pK-K+n
B. McKinnon,K. Hicks,N. A. Baltzell,Daniel S. Carman,M. D. Mestayer,Tsutomu Mibe,M. Mirazita,S. Niccolai,P. Rossi,S. Stepanyan,D. J. Tedeschi,P. Ambrozewicz,M. Anghinolfi,G. Asryan,H. Avakian,H. Bagdasaryan,N. Baillie,J. P. Ball,V. Batourine,M. Battaglieri,I. Bedlinskiy,M. Bellis,N. Benmouna,B. L. Berman,A. S. Biselli,Sylvain Bouchigny,S. Boiarinov,R. Bradford,D. Branford,W. J. Briscoe,W. K. Brooks,S. Bültmann,Volker D. Burkert,C. Butuceanu,J. R. Calarco,S. L. Careccia,Shifeng Chen,P. L. Cole,P. Collins,P. Coltharp,D. G. Crabb,V. Crede,D. S. Dale,R. De Masi,R. DeVita,E. De Sanctis,P. V. Degtyarenko,A. Deur,C. Djalali,G. E. Dodge,J. Donnelly,D. Doughty,D. Doughty,Michael Dugger,O. P. Dzyubak,H. Egiyan,H. Egiyan,K. S. Egiyan,Latifa Elouadrhiri,P. Eugenio,G. V. Fedotov,Gerald Feldman,H. O. Funsten,M. Y. Gabrielyan,L. Gan,M. Garçon,Ashot Gasparian,G. Gavalian,G. Gavalian,Gerard Gilfoyle,K. L. Giovanetti,F. X. Girod,J. T. Goetz,Atilla Gonenc,R. W. Gothe,K. A. Griffioen,M. Guidal,N. Guler,L. Guo,V. Gyurjyan,R. S. Hakobyan,F. W. Hersman,I. Hleiqawi,M. Holtrop,C. E. Hyde-Wright,Y. Ilieva,D. G. Ireland,B. S. Ishkhanov,M. M. Ito,D. G. Jenkins,H. S. Jo,K. Joo,H. G. Juengst,J. D. Kellie,M. Khandaker,W. Kim,Avraham Klein,Friedrich Klein,M. Kossov,Laird Kramer,Laird Kramer,V. P. Kubarovsky,J. Kuhn,S. E. Kuhn,Sergey Kuleshov,J. Lachniet,J. Lachniet,J. Langheinrich,D. Lawrence,K. Livingston,Hong Lu,M. MacCormick,Bernhard Mecking,C. A. Meyer,K. Mikhailov,R. A. Miskimen,V. Mokeev,S. A. Morrow,Maryam Moteabbed,G. S. Mutchler,I. Nakagawa,P. Nadel-Turonski,R. Nasseripour,G. Niculescu,I. Niculescu,B. B. Niczyporuk,M. R. Niroula,R. A. Niyazov,M. Nozar,M. Osipenko,A. I. Ostrovidov,K. Park,E. Pasyuk,C. Paterson,J. Pierce,N. Pivnyuk,O. Pogorelko,S. Pozdniakov,J. W. Price,J. W. Price,Y. Prok,Y. Prok,D. Protopopescu,Brian Raue,Brian Raue,G. Ricco,M. Ripani,Barry Ritchie,Federico Ronchetti,G. Rosner,F. Sabatié,C. Salgado,J. P. Santoro,J. P. Santoro,J. P. Santoro,V. Sapunenko,R. A. Schumacher,V. S. Serov,Y. G. Sharabian,Elton Smith,L. C. Smith,D. I. Sober,A.V. Stavinsky,S. S. Stepanyan,B. E. Stokes,P. Stoler,I. I. Strakovsky,S. Strauch,M. Taiuti,A. Teymurazyan,U. Thoma,U. Thoma,A. Tkabladze,S. Tkachenko,C. Tur,M. Ungaro,Michael Vineyard,A. V. Vlassov,Larry Weinstein,D. P. Weygand,Michael L. Williams,E. Wolin,Michael Wood,Michael Wood,A. Yegneswaran,Lorenzo Zana,J. Zhang,B. Zhao,Z. W. Zhao +188 more
TL;DR: The present experiment, with more than 30 times the integrated luminosity of the earlier measurement, does not show any evidence for a narrow pentaquark resonance.
Journal ArticleDOI
Transverse Beam Spin Asymmetries in Forward-Angle Elastic Electron-Proton Scattering
D. S. Armstrong,J. Arvieux,R. Asaturyan,T. Averett,S. L. Bailey,G. Batigne,Douglas H Beck,E. J. Beise,J. Benesch,L. Bimbot,J. Birchall,A. S. Biselli,P. Bosted,E. Boukobza,E. Boukobza,H. Breuer,R. D. Carlini,R. Carr,N. S. Chant,Y. C. Chao,Subhasis Chattopadhyay,R. Clark,S. Covrig,A. A. Cowley,D. S. Dale,C. A. Davis,W. Falk,J. M. Finn,T. A. Forest,G. B. Franklin,C. Furget,D. Gaskell,J. Grames,K. A. Griffioen,K. Grimm,K. Grimm,B. Guillon,H. Guler,L. Hannelius,R. Hasty,A. Hawthorne Allen,T. Horn,K. Johnston,M. K. Jones,P. Kammel,R. Kazimi,P. M. King,P. M. King,A. Kolarkar,E. Korkmaz,Wolfgang Korsch,S. Kox,J. Kuhn,J. Lachniet,L. Lee,J. Lenoble,E. Liatard,Jin Liu,B. Loupias,B. Loupias,A. Lung,D. Marchand,J. W. Martin,J. W. Martin,K. W. McFarlane,D. McKee,R. D. McKeown,F. Merchez,H. Mkrtchyan,Bryan J. Moffit,M. Morlet,I. Nakagawa,K. Nakahara,R. Neveling,S. Ong,S. A. Page,V. Papavassiliou,S. F. Pate,S. K. Phillips,Michael Pitt,M. Poelker,T. A. Porcelli,T. A. Porcelli,G. Quéméner,B. P. Quinn,W. D. Ramsay,A. W. Rauf,J. S. Real,J. Roche,J. Roche,P. G. Roos,G. A. Rutledge,J. A. Secrest,Neven Simicevic,G. R. Smith,D. T. Spayde,D. T. Spayde,S. Stepanyan,M. Stutzman,V. Sulkosky,V. Tadevosyan,Raphael Noel Tieulent,J. Van de Wiele,W. T. H. van Oers,E. Voutier,W. F. Vulcan,Glen A. Warren,S. Wells,S. E. Williamson,S. A. Wood,C. Yan,J. Yun,V. Zeps +112 more
TL;DR: The beam-normal single-spin asymmetry in elastic scattering of transversely polarized 3 GeV electrons from unpolarized protons at Q2=0.15, 0.25 (GeV/c)2 is measured.
Journal ArticleDOI
Photoproduction of pi+ pi- meson pairs on the proton
M. Battaglieri,R. De Vita,Adam P. Szczepaniak,K. P. Adhikari,M. J. Amaryan,M. Anghinolfi,H. Baghdasaryan,I. Bedlinskiy,M. Bellis,L. Bibrzycki,A. S. Biselli,A. S. Biselli,C. Bookwalter,D. Branford,W. J. Briscoe,Volker D. Burkert,S. L. Careccia,D. S. Carman,E. Clinton,P. L. Cole,P. Collins,Crede,D. S. Dale,A. D'Angelo,A. Daniel,N. Dashyan,E. De Sanctis,A. Deur,S. Dhamija,C. Djalali,G. E. Dodge,D. Doughty,Drozdov,H. Egiyan,P. Eugenio,G. V. Fedotov,S. Fegan,A. Fradi,M. Y. Gabrielyan,L. Gan,M. Garçon,A. Gasparian,Gerard Gilfoyle,K. L. Giovanetti,F. X. Girod,O. Glamazdin,J. Goett,J. T. Goetz,W. Gohn,E. Golovatch,R. W. Gothe,K. A. Griffioen,M. Guidal,L. Guo,K. Hafidi,H. Hakobyan,C. Hanretty,N. Hassall,K. Hicks,M. Holtrop,C. E. Hyde,Yordanka Ilieva,D. G. Ireland,E. L. Isupov,Johnstone,K. Joo,Dustin Keller,M. Khandaker,P. Khetarpal,W. Kim,Andreas Klein,Frank Klein,M. Kossov,A. Kubarovsky,Kubarovsky,Sergey Kuleshov,Kuznetsov,J. M. Laget,Leonard Lesniak,K. Livingston,H. Y. Lu,Martin K. Mayer,M. E. McCracken,B. McKinnon,C. A. Meyer,K. Mikhailov,T. Mineeva,M. Mirazita,Mochalov,Mokeev,K. Moriya,E. Munevar,P. Nadel-Turonski,I. Nakagawa,C. S. Nepali,S. Niccolai,I. Niculescu,Niroula,M. Osipenko,A. I. Ostrovidov,K. Park,S. Park,Mark W. Paris,E. Pasyuk,SA Pereira,S. Pisano,N. Pivnyuk,O. Pogorelko,S. Pozdniakov,J. W. Price,Y. Prok,D. Protopopescu,Brian Raue,G. Ricco,M. Ripani,Barry Ritchie,G. Rosner,P. Rossi,F. Sabatié,Saini,Carlos A. Salgado,Diane Schott,R. A. Schumacher,H. Seraydaryan,Y. G. Sharabian,D. I. Sober,D. Sokhan,A.V. Stavinsky,S. Stepanyan,S. S. Stepanyan,P. Stoler,Strakovsky,S. Strauch,M. Taiuti,D. J. Tedeschi,A. Teymurazyan,S. Tkachenko,M. Ungaro,Michael Vineyard,A. V. Vlassov,D. P. Watts,Larry Weinstein,D. P. Weygand,Michael L. Williams,E. Wolin,Michael Wood,Lorenzo Zana,J. Zhang,B. Zhao,Z. W. Zhao +149 more
TL;DR: In this article, the exclusive reaction in the photon energy range 3.0 - 3.8 GeV and momentum transfer range 0.4-1.4 GeV was studied in the Thomas Jefferson National Accelerator Facility.