-
Papers Published
-
- B. Clasie et al., Measurement of Nuclear Transparency for the
$A(e,e'\pi^+)$ Reaction,
Physical Review Letters, vol. 99
(2007),
pp. 242502 .
- T. Mibe, H. Gao, et al., Coherent Phi-meson Photoproduction on Deuteron at Low Energies,
Physical Review C, vol. 76
(2007),
pp. 052202R .
- S. Liska, H. Gao, W. Chen and X. Qian, The search for $\phi$-N bound state from subthresold production
of $\phi$ meson,
Phys. Rev. C, vol. 75
(2007),
pp. 058201 .
- A. Danagoulian et al., Compton Scattering Cross Section on the Proton at High Momentum Transfer,
Phys. Rev. Letts., vol. 98
(2007),
pp. 152001 .
- C. Crawford et al., Measurement of the proton electric to magnetic form factor ratio
from ${\vec p}(\vec e, e'p)$,
Phys. Rev. Letts., vol. 98
(2007),
pp. 052301 .
- K. Kramer et al. (including H. Gao), The $Q^2$-Dependence of the Neutron Spin Structure Function $g_2^n$ at
Low $Q^2$''
nucl-ex/0506005.,
Physical Review Letters, vol. 95
(2005),
pp. 142002 .
- D.J. Hamilton et al. (including H. Gao), ``Polarization Transfer in Proton Compton Scattering at High Momentum
Transfer'',
Physical Review Letters, vol. 94
(2005),
pp. 242001 .
- with Z.-E. Meziani, et al. (including H. Gao), Higher twists and Color Polarizabilities in the Neutron,
Physical Letters, vol. B no. 613
(2005),
pp. 148(hep-ex/0406062.)
.
- with L.Y. Zhu et al. (including H. Gao), Cross Section Measurements of Charged Pion Photoproduction in Hydrogen,
Physical Review, vol. C no. 71
(2005),
pp. 044603(nucl-exp/0409018.)
.
- D. Dutta and H. Gao, The Generalized Counting Rule and Oscillatory Scaling,
Physical Review, vol. C no. 71
(2005),
pp. 032201(R)(hep-ph/0411267.)
.
- with M. Amerian et al., Measurement of the Generalized Forward Spin Polarizabilities,
Physical Review Letters, vol. 93
(2004),
pp. 152301 .
- with P. Ambrozewicz et al., Near threshold electroproduction of the OMEGA meson at Q2 =~ 0.5-(GeV/c)^2,,
Physical Review, vol. C no. 70
(2004),
pp. 035203 .
- with G.Laveissiere et al., Measurement of the Generalized Polarizabilities of the proton,
Physical Review Letters, vol. 93
(2004),
pp. 122001(Jefferson Lab Hall A Collaboration.)
.
- with T.M. Ito et al., Parity-violating Electron Deuteron Scattering and the Proton's,
Physical Review Letters, vol. 92
(2004),
pp. 102003 .
- with M.E. Christy et al., Measurements of electron proton elastic cross-sections for,
Physical Review C, vol. C no. 70
(2004),
pp. 015206 .
- with X. Zheng, K. Aniol, D.S. Armstrong, T.D. Averett, et al., Precision measurement of the neutron spin asymmetries and spin-dependent structure functions in the valence quark region,
Physical Review, vol. C no. 70
(2004),
pp. 065207 [abs]
.
- with X. Zheng et al., Precision measurement of the neutron spin asymmetry An/1 and spin-flavor decomposition in the valence quark region,
Physical Review Letters, vol. 92
(2004),
pp. 012004 .
- with M. Amarian et al., Q2 Evolution of the Neutron Spin Structure Moments Using a 3He Target,
Physical Review Letters, vol. 92
(2004),
pp. 022301 .
- with J. Alcorn, et al., Nucl. Instru. Method, vol. A522
(2004),
pp. 294-346 .
- with G. Laveissiere et al., Backward electroproduction of π0 mesons on protons in the region of nucleon resonances at four momentum transfer squared Q2=1.0-(GeV)2,
Phys. Rev., vol. C no. 69
(2004),
pp. 045203 .
- with D. Dutta et al., Nuclear Transparency with the γn → π¯p Process in 4He,
Physical Review C, vol. C no. 68
(August, 2003),
pp. 021001(R) .
- H. Gao, Nucleon Electromagnetic Form Factors,
Int. J. Mod. Phys. E (Review), vol. 12 no. 1
(March, 2003),
pp. 1-40 .
- with L.Y. Zhu et al., Cross-Section Measurement of Charged-Pion Photoproduction from Hydrogen and Deuterium,
Phys. Rev. Letts., vol. 91 no. 2
(2003),
pp. 022003 .
- with W. Xu et al., PWIA Extraction of the Neutron Magnetic Form Factor from Quasi-Elastic 3He(e,e') at Q^2=0.3 to 0.6 (GeV/c)^2,
Phys. Rev. C, vol. C no. 67
(2003),
pp. 012201(R) .
- with D. Dutta, D. van Westrum et al., A Study of the (e,e’p) reaction on 12C, 56Fe and 197Au,
Phys. Rev., vol. C no. 68
(2003),
pp. 021001(R) .
- with M. Amarian, et al., Q2 Evolution of the Generalized Gerasimov-Drell-Hearn Integral for the Neutron using a 3He Target,
Phys. Rev. Lett., vol. 89
(2002),
pp. 242301 .
- with K. Garrow, et al., Nuclear transparency from quasielastic A(e,e'p) reactions up to Q2 = 8.1 (GeV/c)2,
Phys. Rev., vol. C no. 66
(2002),
pp. 044613 .
- with E. C. Schulte et al., High energy angular distribution measurements of the exclusive deuteron photodisintegration reaction'',
Phys. Rev. C, vol. C no. 66
(2002),
pp. 042201 (R) .
- with K. Wijesooriya et al., Polarization measurement in neutral pion photoproduction,
Phys. Rev. C, vol. C no. 66
(2002),
pp. 034614 .
- D. Dutta, H. Gao, and T.-S.H. Lee, Nucleon resonances with double polarization observables of pion photoproduction,
Phys. Rev. C, vol. C no. 65
(2002),
pp. 044619 .
- with F. Xiong et al., Precision measurement of the spin-dependent asymmetry in the threshold,
Phys. Rev. Lett., vol. 87
(2001),
pp. 242501 .
- with E. C. Schulte, et al., Measurement of the High Energy Two-Body Deuteron,
Phys. Rev. Lett., vol. 87
(2001),
pp. 102302 .
- with K. Wijesooriya et al., Polarization measurements in high-energy deuteron,
Phys. Rev. Lett., vol. 86
(2001),
pp. 2975 .
- H. Gao, T.S.-H. Lee, and V. Marinov, Phi-N bound state',
Phys. Rev. C, vol. C no. 63
(2001),
pp. 022201 (R) .
- with R. V. Cadman et al., Evidence for a three-nucleon-force effect in proton-deuteron elastic,
Phys. Rev. Lett., vol. 86
(2001),
pp. 967 .
- with A. Airapetian, Measurement of longitudinal spin transfer to A hyperons in deep inelastic lepton scattering,
Phys. Rev., vol. D no. 64
(2001),
pp. 112005 .
- with O. Gayou et al., Measurement of the elastic electromagnetic form-factor ratio gamma-p G P/E//G P/Mvia polarization transfer,
Phys. Rev. C, vol. 64
(2001),
pp. 038202 .
- with W. Xu et al., The Transverse Asymmetry A_T' from Quasielastic 3 He(e,e'),
Phys. Rev. Lett., vol. 85
(2000),
pp. 2900 .
- with D. Dutta et al., Separated Spectral Functions for Quasifree 12C(e,e'p) reaction,
Phys. Rev., vol. C no. 61
(2000),
pp. 061602(R) .
- with I. Niculescu et al., Experimental verification of Quark-Hadron Duality,
Phys. Rev. Lett., vol. 85
(2000),
pp. 1186 .
- with I. Niculescu et al., Evidence for valence like Quark-Hadron Duality,
Phys. Rev. Lett., vol. 85
(2000),
pp. 1182 .
- with A. Airapetian et al. (HERMES Collaboration), Evidence for a Single-Spin Azimuthal Asymmetry in Semi-inclusive Pion Electroproduction,
Phys. Rev. Lett., vol. 84
(2000),
pp. 4047 .
- with K. Ackerstaff et al., Nuclear effects on R=o(L)/o(T) in deep inelastic scattering,
Phys. Lett., vol. B no. 475
(2000),
pp. 386-394 .
- with K. Ackerstaff et al., Measurement of angular distributions and R=o(L)/o(T) in diffractive electroproduction of RhoO mesons,
Eur. Phys. J., vol. C no. 18
(2000),
pp. 303-316 .
- H. Gao and B.-Q. Ma, Exotic Hadrons of Minimal Pentaquark ($qqqq\bar{q}$) States,
Mod. Phys. Lett., vol. A14
(1999),
pp. 2313 .
- with D. G. Meekins et al., Coherent Pi-0 photoproduction on the deuteron up to 4 GeV,
Phys. Rev., vol. C no. 60
(1999),
pp. 052201 .
- with K. Ackerstaff et al. (HERMES Collaboration), Beam-Induced Nuclear Depolarization in a Gaseous Polarized-Hydrogen Target,
Phys. Rev. Lett., vol. 82
(1999),
pp. 1164 .
- with K. Ackerstaff et al., (HERMES Collaboration), Observation of a coherence length effect in exclusive rho_0,
Phys. Rev. Lett., vol. 82
(1999),
pp. 3025 .
- with K. Ackerstaff et al., Flavor Decomposition of the Polarized Quark Distributions in the Nucleon from Inclusive and Semi-inclusive Deep-inelastic Scattering,
Phys. Lett., vol. B464
(1999),
pp. 123 .
- with K. Ackerstaff et al. (HERMES Collaboration), DETERMINATION OF THE DEEP INELASTIC CONTRIBUTION TO THE GENERALIZED GERASIMOV-DRELL-HEARN INTEGRAL FOR THE PROTON AND NEUTRON.,
Phys. Lett., vol. B444
(1998),
pp. 531 .
- with A. Airapetian et al., (HERMES Collaboration), Measurement of the proton spin structure function g1p,
Phys. Lett., vol. B442
(1998),
pp. 484 .
- with K. Ackerstaff et al., The flavor asymmetry of the light quark sea from semi-inclusive,
Phys. Rev. Lett., vol. 25
(1998),
pp. 5519 .
- with C. Bochna et al., Measurements of Deuteron Photodisintegration up to 4.0 GeV,'',
Phys. Rev. Lett, vol. 81
(1998),
pp. 4576 .
- with D. DeSchepper et al., The HERMES polarized 3He internal gas target,
Nucl. Instr. and Meth., vol. A419
(1998),
pp. 16 .
- J.A. Fedchak, K. Bailey, W.J. Cummings, H. Gao, R.J. Holt, C.E. Jones, NUCLEAR TENSOR POLARIZATION IN A LASER-DRIVEN POLARIZED DEUTERIUM,
Nucl. Inst., vol. A417
(1998),
pp. 182 .
- with J. Arrington et al., Quasifree (e,e'p) Reactions and Proton Propagation in Nuclei,'',
Phys. Rev. Lett., vol. 80
(1998),
pp. 5072 .
- with K. Ackerstaf et al. (HERMES Collaboration), The HERMES Spectrometer,
Nucl. Instr. and Meth., vol. A419
(1998),
pp. 230 .
- K. Ackerstaff, A. Airapetian, I. Akushevich, N. Akopov, M. Amarian, E. C. Aschenauer, R. Avakian, H. Avakian, A. Avetissian, B. Bains, S. Barrow, M. Beckmann, S. Belostotski, J. E. Belz, T. Benisch and S. Bernreut, Measurement of the neutron spin structure function g(1)(n) with a polarized He-3 internal target,
Physics Letters B, vol. 404 no. 3-4
(July, 1997),
pp. 383 - 389 .
- B. Mueller, D.H. Beck, E.J. Beise, E. Candell, L. Cardman, R. Carr, R.C. DiBari, G. Dodson, K.Dow, F. Duncan, M. Farkhondeh, B.W. Filippone, T. Forest, H. Gao, W. Korsch, S. Kowalski, A. Lung, R.D. McKeown, R. Mohring, J. Napolitano, D. Nilsson, M. Pitt,, Measurement of the proton's neutral weak magnetic form factor,
Physical Review Letters, vol. 78 no. 20
(1997),
pp. 3824 .
- H. Gao, R. J. Holt and V. R. Pandharipande, gamma n --> pi(-)p process in He-4 and O-16,
Physical Review C, vol. 54 no. 5
(November, 1996),
pp. 2779-82 .
- J. Arrington, P. Anthony, R. G. Arnold, E. J. Beise, J. E. Belz, P. E. Bosted, H. J. Bulten, M. S. Chapman, K. P. Coulter, F. Dietrich, R. Ent, M. Epstein, B. W. Filippone, H. Gao, R. A. Gearhart and D. F. Geesama, Inclusive electron scattering from nuclei at x similar or equal to 1,
Physical Review C, vol. 53 no. 5
(May, 1996),
pp. 2248-51 .
- C. E. Jones, J. Arrington, E. J. Beise, B. Bray, R. W. Carr, B. W. Filippone, H. Gao, A. Lung, R. D. Mckeown, B. Mueller, M. L. Pitt, D. Deschepper, G. Dodson, K. Dow, R. Ent, M. Farkhondeh, J.-O. Hansen, W. Korsch, L.H. Kramer, K. Lee, N.C.R. Makins, R.G, Measurement of the spin-dependent asymmetry 3He(e,e') inelastic-scattering at low-energy transfer,
Physical Review C, vol. 52 no. 3
(September, 1995),
pp. 1520-23 .
- H. J. Bulten, P. L. Anthony, R. G. Arnold, J. Arrington, E. J. Beise, E. Belz, K. Vanbibber, P. E. Bosted, J. F. J. Vandenbrand, M. S. Chapman, K. P. Coulter, F. S. Dietrich, R. Ent, M. Epstein, B. W. Filippone, H. Gao, W. Lorenzon, B. Mueller, R.D. McKeo, Exclusive electron-scattering from deuterium at high momentum-transfer,
Physical Review Letters, vol. 74 no. 24
(June, 1995),
pp. 4775-78 .
- T.G. O'Neill, J. Arrington, E. Beise, E. Belz, B.W. Filippone, H. Gao, W. Lorenzon, B. Mueller, R.D. McKeown, R.G. Arnold, P.E. Bosted, C.E. Keppel, A. Lung, S.E. Rock, M. Spengos, Z.M. Szalata, L.H. Tao, J.L. White, K. Coulter, D. Geesaman, R.J. Holt,, A-dependence of nuclear transparency in quasi-elastic-a (e, e'p) at high q(2),
Physics Letters B, vol. 351 no. 1-3
(May, 1995),
pp. 87-92 .
- J. O. Hansen, M. A. Titko, D. Deschepper, G. Dodson, T. W. Donnelly, R. Ent, M. Farkhondeh, W. Korsch, L. H. Kramer, K. Lee, N. C. R. Makins, R. G. Milner, D. R. Tieger, T. P. Welch, C. E. Jones, J. Arrington, E.J. Beise, B. Bray, R.W. Carr, B.W. Filippon, Transverse longitudinal asymmetry in the quasi-elastic 3He(e,e') reaction,
Physical Review Letters, vol. 74 no. 5
(January, 1995),
pp. 654-57 .
- J. E. Belz, D. H. Potterveld, P. Anthony, R. G. Arnold, J. Arrington, D. Beck, E. J. Beise, P. E. Bosted, H. J. Bulten, M. S. Chapman, K. P. Coulter, F. Dietrich, R. Ent, M. Epstein, B. W. Filippone, H.-Y. Gao, D. F Geesaman, J.-O. Hansen, R.J. Holt, H., 2-body photodisintegration of the deuteron up to 2.8 gev,
Physical Review Letters, vol. 74 no. 5
(January, 1995),
pp. 646 -- 649 .
- with J.F.J. van den Brand et al., Evidence for Virtual Compton-scattering from the Proton,
Phys. Rev. D, vol. 52
(1995),
pp. 4868 .
- H. Gao, J. Arrington, E.J. Beise, B. Bray, R.W. Carr, B.W. Filippone, A. Lung, B. Mueller, R.D. McKeown, M.L. Pitt, C.E. Jones, D. DeSchepper, G. Dodson, K. Dow, R. Ent, M. Farkhondeh, J.-O. Hansen, W. Korsch, L.H. Kramer, K. Lee, N.C.R. Makins, R.G. Miln, Measurement of the Neutron Magnetic Form Factor from Inclusive Quasi-elastic Scattering of Polarized Electrons from Polarized 3He,
Phys. Rev. C, vol. 50
(1994),
pp. 546(R) .
- N.C.R. Makins, R. Ent, M. Chapman, J.-O. Hansen, K. Lee, R.G. Milner, J. Nelson, T.G. O'Neill, J. Arrington, E. Beise, E. Belz, B.W. Filippone, H. Gao, W. Lorenzon, B. Mueller, R.D. McKeown, R.G. Arnold, P.E. Bosted, C.E. Keppel, A. Lung, S.E. Rock, M. Sp, Momentum Transfer Dependence of Nuclear Transparency from the Quasi-elastic 12C(e,e'p) Reaction,
Phys. Rev. Lett., vol. 72
(1994),
pp. 1986 .
- W. Lorenzon, T.R. Gentile, H. Gao and R.D. McKeown, NMR Calibration of optical measurement of nuclear polarization in 3He,
Phys. Rev. A, vol. 47
(1993),
pp. 468 .
-
Papers Submitted
-
- Y. Liang et al. (including H. Gao), ``Measurement of R = $\sigma_{L}/\sigma_{T}$ and the Separated
Longitudinal and Transverse Structure Functions in the
Nucleon Resonance Region'',
nucl-ex/0410027, submitted to Physical Review C
(2005) .
- with G. Laveissiere et al., Virtual Compton Scattering in the Resonance Region Up to the
Deep Inelastic Region at Backward Angles and Momentum Transfer
Squared of Q2=1.0 (GeV/c)2,
Physical Review Letters
(2005) .