J
J. Gao
Researcher at Massachusetts Institute of Technology
Publications - 23
Citations - 1189
J. Gao is an academic researcher from Massachusetts Institute of Technology. The author has contributed to research in topics: Compton scattering & Pion. The author has an hindex of 13, co-authored 23 publications receiving 1092 citations. Previous affiliations of J. Gao include California Institute of Technology.
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Journal ArticleDOI
Proton elastic form-factor ratios to Q**2 = 3.5-GeV**2 by polarization transfer
V. A. Punjabi,C. F. Perdrisat,K. A. Aniol,F. T. Baker,J. Berthot,P.Y. Bertin,William Bertozzi,A. Besson,L. Bimbot,W. U. Boeglin,E. J. Brash,E. J. Brash,E. J. Brash,D. S. Brown,J. R. Calarco,L. Cardman,Z. Chai,C. C. Chang,Jian-Ping Chen,E. Chudakov,S. Churchwell,E. Cisbani,D. S. Dale,R. De Leo,A. Deur,A. Deur,B. Diederich,J. Domingo,M. B. Epstein,L. A. Ewell,Kevin Fissum,Kevin Fissum,Andre Fleck,H. Fonvieille,Salvatore Frullani,J. Gao,J. Gao,Franco Garibaldi,A. Gasparian,A. Gasparian,G. M. Gerstner,Shalev Gilad,Ronald Gilman,A. V. Glamazdin,Charles Glashausser,J. Gomez,V. Gorbenko,A. Green,J. O. Hansen,C. R. Howell,G. M. Huber,M. Iodice,C. W. de Jager,S. Jaminion,X. Jiang,M. K. Jones,M. K. Jones,W. Kahl,James J. Kelly,M. Khayat,Laird Kramer,G. Kumbartzki,M. Kuss,E. Lakuriki,G. Laveissière,J. J. LeRose,M. Liang,R. A. Lindgren,Nilanga Liyanage,Nilanga Liyanage,Nilanga Liyanage,G. J. Lolos,R. Macri,R. Madey,R. Madey,S. Malov,D. J. Margaziotis,Pete Markowitz,K. McCormick,K. McCormick,K. McCormick,Justin I. McIntyre,R. L.J. van der Meer,R. L.J. van der Meer,R. Michaels,B. D. Milbrath,J. Y. Mougey,S. K. Nanda,E. A.J.M. Offermann,Z. Papandreou,L. Pentchev,G. G. Petratos,N. M. Piskunov,R. I. Pomatsalyuk,David L. Prout,G. Quéméner,Ronald Ransome,Brian Raue,Y. Roblin,Y. Roblin,R. Roche,R. Roche,G. Rutledge,P. M. Rutt,A. Saha,T. Saito,A. J. Sarty,A. J. Sarty,T. P. Smith,Pavel Sorokin,S. Strauch,S. Strauch,R. Suleiman,R. Suleiman,K. Takahashi,J. A. Templon,L. Todor,L. Todor,P. E. Ulmer,G. M. Urciuoli,P. Vernin,Branislav Vlahovic,H. Voskanyan,K. Wijesooriya,Bogdan Wojtsekhowski,R. J. Woo,F. Xiong,George Dan Zainea,Z. L. Zhou +128 more
TL;DR: In this article, the authors measured Pt and P, the transverse and longitudinal recoil proton polarization components, respectively, for the elastic epepreaction in the four-momentum transfer squared range of 0.5 to 3.5 GeV2.
Journal ArticleDOI
Basic instrumentation for Hall A at Jefferson Lab
J. Alcorn,B. D. Anderson,K. A. Aniol,Jrm Annand,L. B. Auerbach,John Arrington,T. Averett,F. T. Baker,M. Baylac,E. J. Beise,J. Berthot,P.Y. Bertin,William Bertozzi,L. Bimbot,T. Black,T. Black,W. U. Boeglin,D. V. Boykin,E. J. Brash,Vincent Breton,H. Breuer,P. Brindza,D. S. Brown,E. Burtin,J. R. Calarco,L. Cardman,R. Carr,Gordon D. Cates,Gordon D. Cates,C. Cavata,Z. Chai,C. C. Chang,N. S. Chant,Jian-Ping Chen,Seonho Choi,E. Chudakov,S. Churchwell,M. Coman,E. Cisbani,S. Colilli,N. Colombel,R. Crateri,D. S. Dale,N. Degrande,C. W. de Jager,R. De Leo,A. Deur,A. Deur,A. Deur,G. Dezern,B. Diederich,Sonja Dieterich,R. Di Salvo,P. Djawotho,J. Domingo,J.E. Ducret,Dipangkar Dutta,K. S. Egiyan,M. B. Epstein,Stephanie Escoffier,S. Esp,L. A. Ewell,J. M. Finn,Kevin Fissum,Kevin Fissum,E. Folts,H. Fonvieille,B. Frois,S. Frullani,Haiyan Gao,Haiyan Gao,J. Gao,J. Gao,F. Garibaldi,A. Gasparian,A. Gasparian,A. Gavalya,Olivier Gayou,Olivier Gayou,Shalev Gilad,Ronald Gilman,Ronald Gilman,F. Giuliani,A. V. Glamazdin,C. Glashausser,J. Gomez,V. Gorbenko,T. P. Gorringe,M. Gricia,K. A. Griffioen,David Hamilton,J. O. Hansen,F. W. Hersman,Douglas Higinbotham,R. Holmes,H. Holmgren,M. Holtrop,N. d'Hose,E. Hovhannisyan,C. R. Howell,G. M. Huber,E. W. Hughes,C. E. Hyde-Wright,H. F. Ibrahim,Sebastien Incerti,Mauro Iodice,R. Iommi,D. G. Ireland,S. Jaminion,J. Jardillier,S. Jensen,X. Jiang,C. E. Jones,M. K. Jones,M. K. Jones,K. Joo,K. Joo,C. Jutier,C. Jutier,W. Kahl,Seigo Kato,A. T. Katramatou,James J. Kelly,S. Kerhoas,A. Ketikyan,M. Khandaker,M. Khayat,K. Kino,I. K. Kominis,Wolfgang Korsch,S. Kox,K. Kramer,K. S. Kumar,K. S. Kumar,G. J. Kumbartzki,M. Kuss,L. Lagamba,G. Laveissière,A. Leone,J. LeRose,F. Marie,Leonid Levchuk,M. Leuschner,D. Lhuillier,M. Liang,K. Livingston,R. A. Lindgren,Nilanga Liyanage,Nilanga Liyanage,Nilanga Liyanage,G. J. Lolos,R. W. Lourie,R. W. Lourie,M. Lucentini,R. Madey,R. Madey,R. Madey,Kazushige Maeda,S. Malov,David Manley,D. J. Margaziotis,Pete Markowitz,J. Marroncle,J. Martine,S. Mayilyan,J. S. McCarthy,K. McCormick,K. McCormick,K. McCormick,J. Mclntyre,R. D. McKeown,D. G. Meekins,R. L.J. van der Meer,R. L.J. van der Meer,Z. E. Meziani,R. Michaels,B. D. Milbrath,James A. Miller,W. Miller,J. H. Mitchell,J. H. Mitchell,J. Y. Mougey,S. K. Nanda,Alan M. Nathan,D. Neyret,E. A.J.M. Offermann,E. A.J.M. Offermann,Z. Papandreou,C. F. Perdrisat,Roberto Perrino,G. G. Petratos,A. Petrosyan,L. Pierangeli,S. Platchkov,R. I. Pomatsalyuk,D. Pripstein,David L. Prout,V. A. Punjabi,T. Pussieux,G. Quéméner,G. Quéméner,R. D. Ransomez,O. Ravel,B. Reitz,Y. Roblin,Y. Roblin,R. Roche,R. Roche,M. Roedelbronn,O. Rondon-Aramayo,P. G. Roos,G. Rosner,D. Rowntree,G. A. Rutledge,P. M. Rutt,M. Rvachev,F. Sabatavenere,Arijit Saha,T. Saito,F. Santavenere,A. J. Sarty,A. J. Sarty,W. J. Schneider,J. Segal,A. Serdarevic-Offermann,A. Serdarevic-Offermann,A. Shahinyan,Karl Slifer,T. P. Smith,A. Soldi,Pavel Sorokin,Paul Souder,S. L. Spiegel,M. A. Stevens,S. Strauch,S. Strauch,R. Suleiman,R. Suleiman,J. A. Templon,T. Terasawa,L. Todor,L. Todor,Hiroaki Tsubota,H. Ueno,P. E. Ulmer,G. M. Urciuoli,L. Van Hoorebeke,R. Van de Vyver,S. van Verst,P. Vernin,Branislav Vlahovic,Branislav Vlahovic,H. Voskanyan,E. Voutier,R. L. Walter,J. W. Watson,D. P. Watts,Larry Weinstein,K. Wijesooriya,K. Wijesooriya,K. Wijesooriya,Bogdan Wojtsekhowski,H. Xiang,F. Xiong,W. Xu,D. G. Zainea,V. Zeps,Jing Zhao,X. Zheng,X. Zheng,Z. L. Zhou,L. Zhu,P. A. Zolnierczuk +272 more
TL;DR: The Thomas Jefferson National Accelerator Facility was designed to study electro-and photo-induced reactions at very high luminosity and good momentum and angular resolution for at least one of the reaction products.
Journal ArticleDOI
Final analysis of proton form factor ratio data at Q(2)=4.0, 4.8, and 5.6 GeV2
Andrew Puckett,Andrew Puckett,E. J. Brash,E. J. Brash,Olivier Gayou,Olivier Gayou,M. K. Jones,L. Pentchev,C. F. Perdrisat,V. A. Punjabi,K. A. Aniol,T. Averett,Fatiha Benmokhtar,William Bertozzi,L. Bimbot,J. R. Calarco,C. Cavata,Z. Chai,C. C. Chang,T. Chang,J. P. Chen,E. Chudakov,R. De Leo,Sonja Dieterich,R. Endres,M. B. Epstein,Stephanie Escoffier,Kevin Fissum,H. Fonvieille,S. Frullani,J. Gao,F. Garibaldi,Shalev Gilad,Ronald Gilman,Ronald Gilman,A. V. Glamazdin,Charles Glashausser,J. Gomez,J. O. Hansen,Douglas Higinbotham,G. M. Huber,Mauro Iodice,C. W. de Jager,C. W. de Jager,X. Jiang,M. Khandaker,S. Kozlov,K. Kramer,G. J. Kumbartzki,J. J. LeRose,D. Lhuillier,R. A. Lindgren,Nilanga Liyanage,G. J. Lolos,D. J. Margaziotis,F. Marie,Pete Markowitz,K. McCormick,R. Michaels,B. D. Milbrath,S. K. Nanda,D. Neyret,N. M. Piskunov,Ronald Ransome,Brian Raue,R. Roche,M. Rvachev,C. Salgado,Simon Širca,I. Sitnik,S. Strauch,L. Todor,E. Tomasi-Gustafsson,G. M. Urciuoli,H. Voskanyan,K. Wijesooriya,Bogdan Wojtsekhowski,X. Zheng,L. Zhu +78 more
TL;DR: In particular, the polarization transfer results have exposed the limits of applicability of the one-photon exchange approximation and highlighted the role of quark orbital angular momentum in the nucleon structure.
Journal ArticleDOI
Measurement of the neutral weak form factors of the proton
K. A. Aniol,D. S. Armstrong,M. Baylac,E. Burtin,J. R. Calarco,G. D. Cates,C. Cavata,J. P. Chen,E. Chudakov,D. S. Dale,C. W. de Jager,A. Deur,P. Djawotho,M. B. Epstein,Stephanie Escoffier,L. A. Ewell,N. Falletto,J. M. Finn,Kevin Fissum,Andre Fleck,B. Frois,J. Gao,F. Garibaldi,A. Gasparian,G. M. Gerstner,Ronald Gilman,A. V. Glamazdin,J. Gomez,V. Gorbenko,Olfred Hansen,F. W. Hersman,R. Holmes,M. Holtrop,B. Humensky,Sebastien Incerti,J. Jardillier,M. K. Jones,J.P. Jorda,C. Jutier,W. Kahl,Daijin Kim,Min Suk Kim,K. Kramer,K. S. Kumar,M. Kuss,J. LeRose,M. B. Leuschner,D. Lhuillier,Nilanga Liyanage,R. W. Lourie,Richard Madey,D. J. Margaziotis,F. Marie,J. Martino,P. Mastromarino,K. McCormick,Justin I. McIntyre,Z. E. Meziani,R. Michaels,G. W. Miller,D. Neyret,C. F. Perdrisat,G. G. Petratos,R. I. Pomatsalyuk,J. S. Price,David L. Prout,V. A. Punjabi,T. Pussieux,G. Quéméner,G. A. Rutledge,P. M. Rutt,Arijit Saha,Paul Souder,Marcus Spradlin,R. Suleiman,J. Thompson,L. Todor,P. E. Ulmer,Branislav Vlahovic,K. Wijesooriya,Richard Wilson,Bogdan Wojtsekhowski +81 more
TL;DR: In this paper, the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from the proton was measured and the result, A={minus 14.5{plus_minus}2.2 ppm, is consistent with the electroweak standard model and no additional contributions from strange quarks.
Journal ArticleDOI
New Measurement of Parity Violation in Elastic Electron-proton Scattering and Implications for Strange form Factors
K. A. Aniol,D. S. Armstrong,T. Averett,M. Baylac,E. Burtin,J. R. Calarco,Gordon D. Cates,C. Cavata,Z. Chai,C. C. Chang,Jian-Ping Chen,E. Chudakov,E. Cisbani,M. Coman,D. S. Dale,A. Deur,P. Djawotho,M. B. Epstein,Stephanie Escoffier,L. A. Ewell,N. Falletto,J. M. Finn,Andre Fleck,B. Frois,S. Frullani,J. Gao,F. Garibaldi,A. Gasparian,G. M. Gerstner,Ronald Gilman,Ronald Gilman,A. V. Glamazdin,J. Gomez,V. Gorbenko,Olfred Hansen,F. W. Hersman,D. W. Higinbotham,R. Holmes,M. Holtrop,B. Humensky,Sebastien Incerti,Mauro Iodice,C. W. de Jager,J. Jardillier,X. Jiang,M. K. Jones,J.P. Jorda,C. Jutier,W. Kahl,James J. Kelly,Dong Hee Kim,M. J. Kim,Min Suk Kim,I. K. Kominis,Edgar E. Kooijman,K. Kramer,K. S. Kumar,M. Kuss,J. J. LeRose,R. De Leo,M. Leuschner,D. Lhuillier,M. Liang,Nilanga Liyanage,R. W. Lourie,Richard Madey,S. Malov,D. J. Margaziotis,F. Marie,P. Markowitz,J. Martino,P. Mastromarino,K. McCormick,Justin I. McIntyre,Z. E. Meziani,R. Michaels,B. D. Milbrath,G. W. Miller,John C. Mitchell,L. Morand,D. Neyret,G. G. Petratos,R. I. Pomatsalyuk,J. S. Price,David L. Prout,T. Pussieux,G. Quéméner,Ronald Ransome,D. Relyea,Y. Roblin,J. Roche,G. A. Rutledge,P. M. Rutt,M. Rvachev,F. Sabatié,Arijit Saha,Paul Souder,Marcus Spradlin,Steffen Strauch,R. Suleiman,J. A. Templon,T. Teresawa,J. Thompson,Raphael Noel Tieulent,L. Todor,Baris T. Tonguc,P. E. Ulmer,G. M. Urciuoli,Branislav Vlahovic,Branislav Vlahovic,K. Wijesooriya,Richard Wilson,Bogdan Wojtsekhowski,R. J. Woo,W. Xu,I. Younus,C. Zhang +116 more
TL;DR: In this article, the parity-violating electroweak asymmetry in the elastic scattering of polarized electrons from the proton was measured and the result is A=−15.05±0.98(stat)± 0.56(syst) ppm at the kinematic point.