Roy J. Holt

• phone: 630/252-4101
• FAX: 630/252-3903
• e-mail: holt@anl.gov

Biographical sketch

• 1969 B.S., Southern Methodist University
• 1971 M.Ph., Yale University
• 1972 Ph.D., Yale University
• 1972-74 Research Staff Physicist, Yale University
• 1974-78 Assistant Physicist, Argonne National Laboratory
• 1978-88 Physicist, Argonne National Laboratory
• 1988-94 Senior Physicist, Argonne National Laboratory
• 1994-2000 Professor of Physics, University of Illinois at Urbana Champaign; Director or Co-Director of the Nuclear Physics Laboratory at the University of  Illinois
• 2000-2007 Senior Physicist, Argonne National Laboratory; Chief of Medium Energy Physics; Adjunct Professor at the University of Illinois at Urbana-Champaign
• 2007-present Argonne Distinguished Fellow; Chief of Medium Energy Physics; Adjunct Professor at the University of Illinois at Urbana-Champaign

Honors and Awards

• 2007 - present, Argonne Distinguished Fellow
• 2005 Tom W. Bonner Prize
• 1999 Fellow, Institute of Physics (London)
• 1993 Fellow, American Physical Society

Current Research Interests

• Medium Energy Electron Scattering and Photoreactions from the Nucleon and Nuclei
• Search for a non-zero electric dipole moment of 225Ra

Selected Recent papers

1. Measurement of the High Energy Two-Body Deuteron Photodisintegration Differential Cross Section
E. C. Schulte et al.
Physical Review Letters 87 (2001) 102302


2. Polarization Measurements in High Energy Deuteron Photodisintegration
   K. Wijesooriya et al.
   Physical Review Letters 86 (2001) 2975
   
   
3. Evidence for a Three Nucleon Force Effect in Proton-Deuteron Elastic Scattering
R. V. Cadman et al.
Phys. Rev. Lett. 86 (2001) 967


4. Hadron Formation in Deep-Inelastic Positron Scattering in a Nuclear Environment
A. Airapetian et al.
Eur. Phys. J. C 20 (2001) 479


5. Measurement of the Elastic Electromagnetic Form Factor Ratio mGEp/GMp via Polarization Transfer
O. Gayou et al.
Phys. Rev. C 64 (2001) 038202


6. Polarization Measurements in Neutral Pion Production
K. Wijesooriya et al.
Phys. Rev. C 66 (2002) 034614


7. High Energy Angular Distribution Measurements of the Exclusive Deuteron Photodisintegration Reaction
E. C. Schulte et al.
Phys. Rev. C 66 (2002) 042201


8. Measurement of the Tensor Analyzing Powers T20 and T21 in Elastic Electron-Deuteron Scattering
D. M. Nikolenko et al.
Phys. Rev. Lett. 90 (2003) 072501


9. Cross Section Measurement of Charged Pion Photoproduction from Hydrogen and Deuterium
L. Y. Zhu et al.
Phys. Rev. Lett. 91 (2003) 022003


10. Search for Anomalously Heavy Isotopes of Helium in the Earth's Atmosphere
P. Mueller et al.
Phys. Rev. Lett. 92 (2004) 022501


11. Laser Spectroscopic Determination of the 6He Nuclear Charge Radius
L.-B. Wang et al.
Phys. Rev. Lett. 93 (2004) 142501


12. Precision Rosenbluth Measurement of the Proton Elastic Form Factors
I. A. Qattan et al.
Phys. Rev. Lett. 94 (2005) 142301


13. Cross Section Measurements of Charged Pion Photoproduction in Hydrogen and Deuterium from 1.1 to 5.5 GeV
L. Y. Zhu et al.
Phys. Rev. C 71 (2005) 044603

14. Pion Parton Distribution Function in the Valence Region
K. Wijesooriya, P. E. Reimer, R. J. Holt
Phys. Rev. C 72 (2005) 065203


15. Measurement of the Lifetimes of the Lowest 3P1 State of Neutral Ba and Ra
N. D. Scielzo et al.
Phys. Rev. A 73 (2006) 010501 (R)


16. Onset of Quark-Hadron Duality in Pion Electroproduction
T. Navasardyan et al.
Phys. Rev. Lett. 98 (2007) 22001


17. Laser Trapping of 225Ra and 226Ra with Repumping by Room-Temperature Blackbody Radiation
    J. R. Guest et al.
    Phys. Rev. Lett. 98 (2007) 093001
    
    
18. Recoil-Proton Polarization in High-Energy Deuteron Photodisintegration with Circularly Polarized Photons
    X. Jiang et al.
    Phys. Rev. Lett. 98 (2007) 182302
    
    
19. Measurement of Tensor Analyzing Powers in Deuteron Photodisintegration
I. A. Rachek et al.
Phys. Rev. Lett. 98 (2007) 182303