PUBLICATIONS 1. Sokol,P.E. & Ho,J.T. Optical rotary power near a cholesteric-smectic-A transition. App. Phys. Lett. 31, 487-488 (1977). 2. Cochran,W.T., Gaines,J.R., McCall,R.P., Sokol,P.E., & Patton,B.R. A study of the quadrupolar glass phase of solid D2 via proton NMR. Phys. Rev. Lett. 45, 1576-1580 (1980). 3. Sokol,P.E. et al. Frequency and temperature depndence of the 1H NMR of trans-(CH)x. J. de Physique Colloque (Paris) 44-C3, 349-352 (1983). 4. Gaines,J.R. & Sokol,P.E. Orientational ordering in solids H2 and D2 at intermediate J=1 Concentrations in Quantum Fluids and Solids -1983 (Sanibel Island, Florida) (eds. Adams,E.D. & Ihas,G.G.) 84-95 (AIP, New York, 1983). 5. Sokol,P.E., Simmons,R.O., Jorgensen,J.D., & Jorgenson,J.E. Thermal Expansion of Solid D2. Physica 126B, 1074-1077 (1984). 6. Sokol,P.E., Simmons,R.O., Price,D.L., & Hilleke,R.O. Momentum distributions in HCP, BCC, and liquid /sup 4/He. Physica 126B, 1213-1214 (1984). 7. Sokol,P.E., Simmons,R.O., Jorgensen,J.D., & Jorgenson,J.E. Structure and thermal expansion in solid deuterium. Phys. Rev. B 31, 620-622 (1985). 8. Sokol,P.E. et al. Very Low Temperature Nuclear Spin Diffusion in trans polyacetylene. Synthetic Metals 10, 43-49 (1985). 9. Sokol,P.E., Skold,K., Price,D.L., & Kleb,R. High-Momentum-Transfer Inelastic Neutron Scattering from Liquid Helium-3. Phys. Rev. Lett. 54, 909-912 (1985). 10. Sokol,P.E., Skold,K., Price,D.L., & Kleb,R. Comment on 'High-momentum-transfer inelastic neutron scattering from liquid helium-3'. Phys. Rev. Lett. 55, 2368-2360 (1986). 11. Sokol,P.E. & Sullivan,N.S. Orientational Ordering in the Solid Hydrogens. Orientational Disorder in Crystals 55, 2368-2375 (1985). 12. Sokol,P.E. Interfacing the Biomation 1010 to a 6502 Based Microcomputer. Rev. Sci. Inst. 56, 632-630 (1985). 13. Constable,J.C., Sokol,P.E., & Gaines,J.R. Observation of H atoms in solid hydrogen prepared by electronic discharge. J. Low Temp. Phys. 58, 467-477 (1985). 14. Simmons,R.O. & Sokol,P.E. Momentum distributions and kinetic energies in quantum solids. Physica B 136B, 156-160 (1986). 15. Sokol,P.E., Peek,D.A., Simmons,R.O., Price,D.L., & Hilleke,R.O. Deep inelastic neutron scattering from single-crystal hcp 4He. Phys. Rev. B 33, 7787-7789 (1986). 16. Sokol,P.E. Deep inelastic neutron scattering from quantum liquids. Can. J. Phys. 65, 1393-1400 (1987). 17. Langel,W., Simmons,R.O., Price,D., & Sokol,P.E. Momentum Distributions in Liquid and Solid Hydrogen. Phys. Rev. B 38, 11275-11283 (1988). 18. Silver,R.N. & Sokol,P.E. Momentum Distributions in Quantum Liquids. Lansce Newsbulletin 6, 1-3. 1988. Ref Type: Generic 19. Sosnick,T.R., Snow,W.M., Sokol,P.E., & Silver,R.N. Momentum Distributions in Liquid 4He. Europhys. Lett. 9, 707-712 (1989). 20. Sokol,P.E., Silver,R.N., & Clark,J. Momentum Distributions: An Overview in Momentum Distributions (eds. Silver,R.N. & Sokol,P.E.) 1-35 (Plenum, New York, 1989). 21. Sokol,P.E. Momentum Distributions in Liquid Helium in Momentum Distributions (eds. Silver,R.N. & Sokol,P.E.) 139-157 (Plenum, New York, 1989). 22. Sokol,P.E., Sosnick,T.R., Snow,W.M., & Silver,R.N. Final State Effects in Liquid 4He: An experimental Test in Momentum Distributions (eds. Silver,R.N. & Sokol,P.E.) 385-392 (Plenum, New York, 1989). 23. Snow,W.M. & Sokol,P.E. Momentum Distributions of Liquid 4He in Aerogel Glass in Momentum Distributions (eds. Silver,R.N. & Sokol,P.E.) 393-396 (Plenum, New York, 1989). 24. Kellogg,G.J., White,J.W., & Sokol,P.E. High Energy Inelastic Neutron Scattering From Hydrogen in Cesium Intercalated Graphite in Momentum Distributions (eds. Silver,R.N. & Sokol,P.E.) 351-359 (Plenum, New York, 1989). 25. Herwig,K.W., Sokol,P.E., Sosnick,T.R., Snow,W.M., & Blasdell,R.C. Density Dependence of the Momentum Distribution in Normal Liquid 4He. Phys. Rev. B 41, 103-110 (1990). 26. Schirato,B.S., Herwig,K.W., & Sokol,P.E. High Energy Inelastic Scattering Measurements of Hydrogen in Potassium Intercalated Graphite. Chem. Phys. Lett. 165, 453-456 (1990). 27. Snow,W.M. & Sokol,P.E. Momentum Distribution of Liquid 4He in Aerogel Glass. J. Low Temp. Phys. 80, 197-220 (1990). 28. Silver,R.N. & Sokol,P.E. Bose Condensate in Superfluid 4He and Momentum Distributions by Deep Inelastic Scattering in Recent Progress in Many Body Theories, Vol. 2 (ed. Avishai,Y.) 221-250 (Plenum, New York, 1990). 29. Sosnick,T.R., Snow,W.M., & Sokol,P.E. Deep-inelastic neutron scattering from Liquid 4He. Phys. Rev. B 41, 11185-11196 (1990). 30. Kellogg,G.J., White,J.W., Herwig,K.W., & Sokol,P.E. High Energy Inelastic Neutron Scattering from Physisorbed Hydrogen in Cesium Intercalated Graphite. J. Chem. Phys. 93, 7153-7161 (1990). 31. Kellogg,G.J., Sokol,P.E., Sinha,S.K., & Price,D.L. Momentum Distributions of H2 monolayers on Grafoil. Phys. Rev. B 42, 7725-7733 (1990). 32. Snow,W.M., Wang,Y., & Sokol,P.E. Phase Transitions in Porous Media. IPNS Progress Report 48. 1990. Ref Type: Generic 33. Schirato,B.S., Herwig,K.W., Sokol,P.E., & White,J.W. Deep Inelastic Neutron Scattering from Chemisorbed Hydrogen in Potassium Intercalated Graphite. IPNS Progress Report 52. 1990. Ref Type: Generic 34. Sosnick,T.R., Snow,W.M., Silver,R.N., & Sokol,P.E. Deviations from the Impulse Approximation in Deep Inelastic Neutron Scattering from Liquid 4He: An Experimental Test. Phys. Rev. B 43, 216-228 (1991). 35. Wang,Y. & Sokol,P.E. The Momentum Distribution of Liquid Hydrogen in Vycor. J. Low Temp. Phys. 83, 165-160 (1991). 36. Sokol,P.E., Silver,R.N., Sosnick,T.R., & Snow,W.M. Comment on "Final-State Effects on the Deep-Inelastic Response of Liquid 4He". Phys. Rev. Lett. 67, 524 (1991). 37. Herwig,K.W., Sokol,P.E., Snow,W.M., & Blasdell,R.C. Deviations from the Impulse Approximation in Liquid 4He: Momentum Transfer Dependence. Phys. Rev. B 44, 308-318 (1991). 38. Sokol,P.E. Momentum Distributions in Quantum Liquids in Excitations in 2D and 3D Quantum Fluids (eds. Wyatt,A.J. & Lauter,H.J.) (Plenum, New York, 1991). 39. Simmons,R.O. & Sokol,P.E. Momentum Distribution Measurements at IPNS. IPNS 10th Anniversery Report , 112-117. 1992. Ref Type: Generic 40. Sokol,P.E. et al. Freezing in confined geometries. App. Phys. Lett. 61, 777-780 (1992). 41. Snow,W.M., Wang,Y., & Sokol,P.E. Temperature and Density Dependence of the Condensate Fraction in Liquid 4He. Europhys. Lett. 19, 403-400 (1992). 42. Sokol,P.E. Improvements in Introductory Physics Courses in New Directions in Institutional Research (eds. Teeter,D.J. & Lozier,G.G.) (Jossey Bass Publishers, New York, 1993). 43. Sokol,P.E. Bose Condensation in Liquid Helium. Neutron News 4, 22-20 (1993). 44. Wang,Y. & Sokol,P.E. Kinetic energy and condensate fraction in 3He-4He mixtures. Phys. Rev. Lett. 72, 1040 (1994). 45. Fang,M.P., Wang,Y., & Sokol,P.E. Structure of D2 Adsorbed in Zeolites. Phys. Rev. B 50, 12291-12297 (1994). 46. Sokol,P.E. A Timely Arrival in Neutron Scattering. Physics World 7, 3-25 (1994). 47. Sokol,P.E. Bose Einstein Condensation in liquid Helium in Bose-Einstein Condensation (ed. Griffin,A.) 51 (Cambridge, N.Y., 1995). 48. Schirato,B.S., Fang,M.P., Sokol,P.E., & Komarneni,S. The Structure of Confined Oxygen in Silica Xerogels. Science 267, 369-371 (1995). 49. Azuah,R.T., Stirling,W.G., Mayers,J., Bailey,I.F., & Sokol,P.E. Concentration Dependence of the Kinetic Energy in 3He-4He Mixtures. Phys. Rev. B 51, 6780-6783 (1995). 50. Azuah,R.T., Stirling,W.G., Glyde,H.R., Sokol,P.E., & Bennington,S.M. Momentum Distributions in Quantum and Nearly Classical Liquids. Phys. Rev. B 51, 605-608 (1995). 51. Qian,S., Iannacchine,G.S., Finotello,D., Steele,L.M., & Sokol,P.E. Smectic Order in a Porous Inteconnected Substrate. Molec. Cryst. Liq. Cryst. 265, 395-402 (1995). 52. Gibbs,M.R., Sokol,P.E., Azuah,R.T., Stirling,W.G., & Adams,M.A. Inelastic Neutron Scattering from 4He in Restricted Geometries. Physica B 213&214, 462-464 (1995). 53. Azuah,R.T., Gibbs,M.R., Sokol,P.E., Mayers,J., & Stirling,W.G. Density Dependence of the Single Particle Kinetic Energy in 3He-4He Mixtures. Physica B 213&214, 459-461 (1995). 54. Iannacchine,G.S. et al. Liquid Crystal Order in a Highly Restricted Porous Glass. Molec. Cryst. Liq. Cryst. 262, 12-23 (1995). 55. Snow,W.M. & Sokol,P.E. Density and Temperature Dependence of the Momentum Distribution in Liquid Helium. J. Low Temp. Phys.881-928 (1995). 56. Wang,Y., Snow,W.M., & Sokol,P.E. Structure and Phase Transitions of D2 in Vycor. J. Low Temp. Phys. 101, 929 (1995). 57. Fang,M.P. & Sokol,P.E. The structure of Helium and Neon in zeolite 13X. Phys. Rev. B 52, 12614-12617 (1995). 58. Sokol,P.E., Azuah,R.T., Gibbs,M.R., & Bennington,S.M. A Neutron Scattering Study of Hydrogen in Vycor Glass. J. Low Temp. Phys. 103, 23-33 (1996). 59. Watson,D. et al. Magnetism in Neodymium at High Pressure. J. Phys. : Condens Matter 8, 5049-5057 (1996). 60. Sokol,P.E., Gibbs,M.R., Stirling,W.G., Azuah,R.T., & Adams,M.A. Microscopic origins of superfluidity in confined geometries. Nature 379, 616-618 (1996). 61. Gibbs,M.R., Sokol,P.E., Stirling,W.G., Azuah,R.T., & Adams,M.A. The collective excitations of superfluid 4He in aerogel glass. J. Low Temp. Phys. 107, 33-49 (1997). 62. Brown,D.W., Sokol,P.E., Clarke,A.P., Alam,M.A., & Nuttal,W.J. The structure of solid Co2 in porous Vycor glass. Journal of Physics: Condensed Matter 9, 7317-7325 (1997). 63. Dimeo,R.M. et al. Effects of disorder on the collective excitations in helium. Phys. Rev. Lett. 79, 5274-5277 (1997). 64. Azuah,R.T. et al. Condensate and final-state effects in superfluid 4He. Phys. Rev. B 56, 14620-14630 (1997). 65. Sokol,P.E. Quantum evaporation reveals superfluid helium. Physics World(1998). 66. Sokol,P.E. et al. Confinement effects on the roton in helium. Physica B 241, 929-934 (1998). 67. Dimeo,R.M. et al. The momentum distribution of 3He. Physica B 241-243, 952-954 (1998). 68. Brown,D.W., Sokol,P.E., & Ehrlich,S.N. New Disorder Induced Phase Transitions of Classical Rare Gases in Porous Vycor Glass. Phys. Rev. Lett. 81, 1019-1022 (1998). 69. Dimeo,R.M., Sokol,P.E., Anderson,C.R., Stirling,W.G., & Adams,M.A. Confinement Effects on Superfluid Helium. J. Low Temp. Phys. 113, 369-374 (1998). 70. Sokol,P.E., Brown,D.W., & Fitzgerald,S.A. An Inelastic Neutron Scattering Study of H2 in Vycor Glass. J. Low Temp. Phys. 113, 717-722 (1998). 71. Dimeo,R.M. et al. Localized Collective Excitations in Superfluid Helium in Vycor. Phys. Rev. Lett. 81, 5860-5863 (1998). 72. Fang,M.P., Sokol,P.E., Jheng,J., & Halperin,W.P. Structure of D2O in Cement. Journal of Non-Crystalline Solids submitted, (1998). 73. Brown,D.W., Sokol,P.E., & Fitzgerald,S.A. Rotational dynamics of n-H2 in porous Vycor glass. Phys. Rev. B 59, 13258-13266 (1999). 74. Anderson,C.R. et al. High-Resolution Measurements of Rotons in Aerogel. Phys. Rev. B 59, 588 (1999). 75. Fu,H., Trouw,F.R., & Sokol,P.E. A quasi-elastic and inelastic neutron scattering study of H-2 in zeolite. J. Low Temp. Phys. 116, 149-165 (1999). 76. Dimeo,R.M., Sokol,P.E., & Carpenter,J.M. The Proposed Cold Neutron Irradiation Facility at the Breazeale Reactor. 1999. Proceedings of the International Workshop on Cold Moderators. Carpenter, J. M. and Iverson, E. Ref Type: Conference Proceeding 77. Anderson,C.R., Stirling,W.G., Andersen,K.H., Sokol,P.E., & Dimeo,R.M. Two-dimensional excitations of superfluid 4He confined in 72% porosity xerogel. Physica B 276-278, 820-821 (2000). 78. Pearce,J.V. et al. High-resolution measurements of the temperature dependence of the roton energy of superfluid 4He. Physica B 276-278, 822-823 (2000). 79. Pearce,J.V. et al. High Resolution Measurements of the Temperature Dependence of the Roton Excitation of Superfluid 4He. J. Low Temp. Phys. 124, 573-586 (2001). 80. Narehood,D.G., Kostov,M.K., !Lost Data, Cole,M.W., & Sokol,P.E. Deep inelastic neutron scattering of H2 in single walled carbon nanotubes. Phys. Rev. B 65, 233401-233404 (2002). 81. Anderson,C.R., Andersen,K.H., Stirling,W.G., Sokol,P.E., & Dimeo,R.M. Dynamics of superfluid 4He confined in xerogel glass. Phys. Rev. B 65, 174509 (2002). 82. Silva,D.E., Sokol,P.E., & Ehrlich,S.N. Mobility Transition of Solid Rare Gases in Confined Environments. Phys. Rev. Lett. 88, 155701-1-155701-4 (2002). 83. Glanville,Y.J., Narehood,D.G., Sokol,P.E., Amma,A., & Mallouk,T. Preparation and Synthesis of Ag2Se Nanowires Produced by Template Directed Synthesis. Journal of Materials Chemistry 12, 2433-2434 (2002). 84. Narehood,D.G., Pearce,J.V., & Sokol,P.E. Location of frame overlap choppers on pulsed source instruments. Nuc. Inst. Meth. 489, 337-345 (2002). 85. DeWall,J., Dimeo,R.M., & Sokol,P.E. Slow Diffusion of Molecular Hydrogen in Zeolite 13X. J. Low Temp. Phys. 129, 171-184 (2002). 86. Mackin,J. & Sokol,P.E. University and High School Partnership: Challenging Physics II Students. The Physics Teacher 41, 222-226 (2003). 87. Narehood,D.G. et al. Diffusion of H2 on Single Walled Carbon Nanotubes. Phys. Rev. B 67, 2054091-2054095 (2003). 88. Narehood,D.G., Grube,N., Dimeo,R.M., Brown,D.W., & Sokol,P.E. Inelastic Neutron Scattering of H2 in Xerogel. J. Low Temp. Phys. 132, 223-237 (2003). 89. Glanville,Y.J., Pearce,J.V., Sokol,P.E., Newalker,B., & Komarnani,S. Study of H2 Confined in the Highly Ordered Pores of MCM-48. Chem. Phys. 292, 289-293 (2003). 90. Leuschner,M.B. et al. LENS: A new university-based neutron source for science and education. Nucl. Inst. Meth. B 261, 956-959 (2007). 91. Bleif,H.J. et al. Square single-wire detectors for neutron diffraction studies. Nuc. Inst. Meth. A 580, 1110 (2007). 92. Lavelle,C.M. et al. Neutronic Design and Measured Performance of the Low Energy Neutron Source Target Moderator Reflector System. Nucl. Inst. Meth. A 587, 324-341 (2008). 93. Kilburn,D. & Sokol,P.E. Monolayer sorption of neon in mesoporous silica glass as monitored by wide-angle x-ray scattering. Phys. Rev. E 77, 021603 (2008). 94. Kilburn,D., Sokol,P.E., Garcia-Sakai,V., & Alam,A. Confinement induces both higher free volume and lower molecular mobility in glycerol. App. Phys. Lett. 92, 33109 (2008). 95. Kilburn,D., Sokol,P.E., & Brown,C.M. Inelastic Neutron Scattering from confined molecular oxygen. Phys. Rev. B 78, 214304 (2008). 96. Kilburn,D. & Sokol,P.E. Structural evolution of the Dihydrate to Anhydrate Crystalline Transition of Trehalose as Measured by Wide-angle X-ray scattering. J. Phys. Chem. B 113, 2201-2206 (2009). 97. Jeff Carvell, Elijah Ayieta, Ruihua Cheng, S. Valloppilly and P.E. Sokol, Magnetic properties of iron nanoparticle, Journal of Applied Physics 107, 103913 (2010). 98. N.C. Das, S. Upreti and P.E. Sokol, Small angle neutron scattering and photoluminescence property of wet chemistry process synthesised ZnO nanoparticles, Journal of Experimental Nanoscience 5, 180 (2010). 99. Doskow, J., East, G., Ellis, R., Jing, Y., Kim, Y., Lee, S. Y., Luo, T., et al. (2010). THE ALPHA PROJECT AT IU CEEM *. Proceedings of IPAC 10, Kyoto, Japan (pp. 268-270). 100 Das, N. C., & Sokol, P. E. (2010). Hybrid photovoltaic devices from regioregular polythiophene and ZnO nanoparticles composites. Renewable Energy, 35(12), 2683-2688. doi:10.1016/j.renene.2010.04.014 101 Jing, Y., Kim, Y., Lee, S. Y., & Sokol, P. E. (2010). DESIGN OF INJECTION AND EXTRACTION BEAMLINES FOR THE ALPHA PROJECT. Proceedings of IPAC 10, Kyoto, Japan (pp. 4617-4619). 102 Ehlers, G., Podlesnyak, a. a., Niedziela, J. L., Iverson, E. B., & Sokol, P. E. (2011). The new cold neutron chopper spectrometer at the Spallation Neutron Source: Design and performance. Review of Scientific Instruments, 82(8), 085108. doi:10.1063/1.3626935 103 Pantalei, C., Senesi, R., Andreani, C., Sozzani, P., Comotti, A., Bracco, S., Beretta, M., et al. (2011). Interaction of single water molecules with silanols in mesoporous silica. Physical chemistry chemical physics : PCCP, 13(13), 6022-8. doi:10.1039/c0cp02479a 104 Das, N. C., Yang, K., Liu, Y., Sokol, P. E., Wang, Z., & Wang, H. (2011). Quantitative Characterization of Vertically Aligned Multi-Walled Carbon Nanotube Arrays Using Small Angle X-ray Scattering. Journal of Nanoscience and Nanotechnology, 11(xx), 1-6. doi:10.1166/jnn.2011.4110 105 Das, N. C., Biswas, S., & Sokol, P. E. (2011). The photovoltaic performance of ZnO nanorods in bulk heterojunction solar cells. Journal of Renewable and Sustainable Energy, 3(3), 033105. doi:10.1063/1.3599838 106 Prisk, T. R., Tyagi, M., & Sokol, P. E. (2011). Dynamics of small-molecule glass formers confined in nanopores. journal of Chemical Physics, 134(11), 114506. doi:10.1063/1.3560039 107. Yujong Kim,Y. C. Jing, S. Y. Lee, and P. E. Sokol, Energy Spread Issue in the Laser Undulator, Compact Storage Ring, and Inverse Compton Scattering Based X-ray Free Electron Laser (XFEL) Concept, submitted to Physical Review Special Topics - Accelerators and Beams. Books "Momentum Dsitributions", edited by R. N. Silver and P. E.Sokol, (Plenum, New York, 1989) 412 pages. "Proceedings of the Symposium on Quantum Liquids and Solids" edited by P. E. Sokol, J. Annett, M. Chan, M. Cole, and J. Maynard “QENS: Quasi-Elastic Neutron Scattering Conference 2006 (QENS 2006)”, edited by P.E. Sokol, H. Kaiser, D. Baxter, R. Pynn, D. Bossev, M. Leuschner (Materials Research Society, Boston, MA) 191 pages Conferences Organized "Workshop on Momentum Distributions", October 24-26, 1988, Argonne National Laboratory, Argonne, IL. "Quantum Liquids and Solids Conference", June, 1992, University Park, PA “Center for Materials Physics Workshop on Research and Education in Materials Physics”, September 19-20, 1996, University Park, PA. “Backscattering Spectrometer Workshop”, April 26-28, 1999, Taos, New Mexico “HERMES-I Spectrometer Workshop”, July 12, 2000, Chicago, IL “SABER Backscattering Spectrometer SDT Meeting”, September 8-9, 2000, Chicago, IL. “NIST Workshop on Spectrometer Design”, May 21-22, 2001, Gaithersburg, MD. “Scientific Opportunities for Cold Neutron Spectroscopy”, July 14-15, 2003, Bethesda, MD “Gaseous Detector Workshop”, June 10-11, 2004, University Park, PA “Eight International Conference on Quasi Elastic Neutron Scattering”, June 14-17, 2006, Bloomington, IN. “Indiana University Energy Workshop”, August 6-7, 2009, Bloomington/Indianapolis, IN. “UCANS-I – Union of Compact Accelerator Based Neutron Sources”, August 15-18, 2010, Beijing, China “UCANS-II – Union of Compact Accelerator Based Neutron Sources”, July 5-8, 2011, Bloomington, IN