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Walter Schier


Walter Schier
Walter A SchierProfessor Emeritus

Research Interests

Experimental nuclear physics

Education

  • Ph D: Physics, (1964), University of Notre Dame - Notre Dame IN
  • BS: Physics, (1959), St. Procopius College - Lisle IL

Selected Awards and Honors

  • Teaching Excellence award (2012)
  • Teaching and Learning Award (2009)

Selected Publications

  • Schier, W.A., Campbell, J.M., Couchell, G.P., Li, S., Nguyen, H.V., Pullen, D.J., Seabury, E.H., Tipnis, S.V. (1998). Beta particle spectrometer for measuring aggregate beta spectra following fission1. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 404(1) 173-180.
  • Tipnis, S.V., Campbell, J.M., Couchell, G.P., Li, S., Nguyen, H.V., Pullen, D.J., Schier, W.A., Seabury, E.H., England, T.R. (1998). Yields of short-lived fission products produced following 235U(nth,f). Physical Review C - Nuclear Physics, 58(2) 905-915.
  • Nguyen, H.V., Campbell, J.M., Couchell, G.P., Li, S., Pullen, D.J., Schier, W.A., Seabury, E.H., Tipnis, S.V. (1996). Programs in C for parameterizing measured 5 5 NaI gamma response functions and unfolding of continuous gamma spectra. Computer Physics Communications, 93(2-3) 303-321.
  • Bennett, P.R., Schier, W.A., Couchell, G.P., Jacobs, E.S., Pullen, D.J., Villani, M.F. (1996). Relative efficiency measurements of fission fragment transfer with a helium jet. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 369(1) 263-268.
  • Villani, M.F., Couchell, G.P., Haghighi, M.H., Pullen, D.J., Schier, W.A., Sharfuddin, Q. (1992). Six-group decomposition of composite delayed neutron spectra from 235U fission. Nuclear Science and Engineering, 111(4) 422-432.
  • Sharfuddin, Q., Schier, W.A., Tanczyn, R.S., Pullen, D.J., Haghighi, M.H., Fisteag, L., Couchell, G.P. (1988). SEARCH FOR AN ENERGY DEPENDENCE IN **2**3**5U DELAYED NEUTRON SPECTRA. Nuclear Science and Engineering, 98(4) 341-347.
  • Tanczyn, R.S., Sharfuddin, Q., Schier, W.A., Pullen, D.J., Haghighi, M.H., Fisteag, L., Couchell, G.P. (1986). COMPOSITE DELAYED NEUTRON ENERGY SPECTRA FOR THERMAL FISSION OF **2**3**5U. Nuclear Science and Engineering, 94(4) 353-364.
  • Ciarcia, C.A., Schier, W.A., Couchell, G.P., Pullen, D.J., Tanczyn, R.S., Haghighi, M.H., Sharfuddin, Q. (1986). DENTS: A FORTRAN program for analysing continuous neutron spectra. Computer Physics Communications, 39(2) 233-243.
  • Shao, J.Q., Couchell, G.P., Egan, J.J., Kegel, G.H., Li, S.Q., Mittler, A., Pullen, D.J., Schier, W.A. (1986). FAST NEUTRON INELASTIC SCATTERING CROSS SECTIONS OF **2**3**8U FOR STATES BETWEEN 680 AND 1530 kev. Nuclear Science and Engineering, 92(3) 350-371.
  • Sheldon, E., Beghian, L.E., Ciarcia, C.A., Couchell, G.P., Dave, J.H., Egan, J.J., Goswami, G., Kegel, G.H., Li, S.Q., Mittler, A., Pullen, D.J., Schier, W.A., Shao, J.Q. (1986). Fast-neutron inelastic scattering cross sections for the principal even-even actinide nuclei. I:232Th(n,n'). Journal of Physics G: Nuclear Physics, 12(3) 237-255.
  • Sheldon, E., Beghian, L.E., Chan, D.W., Chang, A., Couchell, G.P., Egan, J.J., Goswami, G., Kegel, G.H., Li, S.Q., Mittler, A., Pullen, D.J., Schier, W.A., Shao, J.Q., Wang, A. (1986). Fast-neutron inelastic-scattering cross sections for the principal even-even actinide nuclei. II. 238U(n,n'). Journal of Physics G: Nuclear Physics, 12(5) 443-463.
  • Tanczyn, R.S., Couchell, G.P., Schier, W.A. (1985). ASYM: A program to examine fission fragment mass asymmetry in hemispherical chambers. Computer Physics Communications, 38(1) 61-70.
  • Dave, J.H., Egan, J.J., Couchell, G.P., Kegel, G.H., Mittler, A., Pullen, D.J., Schier, W.A., Sheldon, E. (1985). CROSS SECTIONS, TRANSITION SCHEMES, AND BRANCHING RATIOS FOR **2**3**2Th FROM THE **2**3**2Th(n,n prime gamma ) REACTION. Nuclear Science and Engineering, 91(2) 187-208.
  • Ciarcia, C.A., Couchell, G.P., Egan, J.J., Kegel, G.H., Li, S.Q., Mittler, A., Pullen, D.J., Schier, W.A., Shao, J.Q. (1985). NEUTRON INELASTIC SCATTERING CROSS SECTIONS FOR STATES ABOVE 700 keV IN **2**3**2 Th. Nuclear Science and Engineering, 91(4) 428-443.
  • Rohe, R., DiRienzo, A., Enge, H., Salomaa, M.K., Smith, A., Schier, W.A., Tsoupas, N., Wegner, H.E. (1984). Evaporation decay and associated gamma multiplicity for Rn204 via three fusion channels. Physical Review C, 29(4) 1362-1369.
  • Schier, W.A., Couchell, G.P., Pullen, D.J., Sampas, N.M., Ciarcia, C.A., Haghighi, M.H., Sharfuddin, Q., Tanczyn, R.S. (1984). New experimental system for measuring composite delayed-neutron spectra following fission. Nuclear Inst.and Methods in Physics Research, A, 227(3) 549-560.
  • Enge, H.A., Salomaa, M., Sperduto, A., Ball, J., Schier, W.A., Graue, A., Graue, A. (1982). Neutron deficient platinum and osmium isotopes produced in the S32 + Sm144 fusion reaction. Physical Review C, 25(4) 1830-1837.
  • Schier, W.A., Chervenak, J., Dirienzo, A.C., Enge, H., Grogan, D., Molitoris, J., Salomaa, M., Sperduto, A. (1981). Excitation functions for evaporation residues from the Cl37+Tm169 fusion reaction. Physical Review C, 23(1) 261-271.
  • Enge, H.A., Salomaa, M.K., Sperduto, A., Schier, W.A., Wegner, H.E. (1981). Half-lives of Rn199 and Rnm199. Physical Review C, 24(1) 298-299.
  • DiRienzo, A.C., Enge, H.A., Gazes, S.B., Salomaa, M.K., Sperduto, A., Schier, W.A., Wegner, H.E. (1980). New isotope Rn199 and evidence for an isomeric state Rnm199. Physical Review C, 21(5) 2101-2102.
  • Traiforos, S., Mittler, A., Schier, W.A., Barnes, B.K. (1979). GAMMA-RAY PRODUCTION AND INFERRED INELASTIC NEUTRON CROSS SECTIONS FOR NICKEL ISOTOPES. Nuclear Science and Engineering, 72(2) 191-201.
  • Beghian, L.E., Kegel, G.H., Marcella, T.V., Barnes, B.K., Couchell, G.P., Egan, J.J., Mittler, A., Pullen, D.J., Schier, W.A. (1979). NEUTRON SCATTERING CROSS SECTIONS OF URANIUM-238. Nucl Sci Eng, 69(2) 191-201.
  • LeClaire, R.V., Egan, J.J., Beghian, L.E., Couchell, G.P., Kegel, G.H., Mathur, S.C., Mittler, A., Schier, W.A. (1978). Cross sections in the Co59(n, n )Co59 reaction from 1.1 to 3.3 MeV. Physical Review C, 18(3) 1185-1200.
  • Bolton, C., Schier, W.A., Tsoupas, N., Enge, H., Salomaa, M., Sperduto, A., Graue, A. (1978). Mass, velocity, angular and charge-state distributions from the fusion of S32 and Sn112. Physical Review C, 18(1) 293-300.
  • Correia, J.A., Schier, W.A., Beghian, L.E., Couchell, G.P., Egan, J.J., Kegel, G.H., Leclaire, R.V., Mittler, A. (1977). 55Mn(n, n' ) cross-section studies for En = 1.0-3.6 MeV. Nuclear Physics, Section A, 286(2) 322-338.
  • Donati, D.R., Mathur, S.C., Sheldon, E., Barnes, B.K., Beghian, L.E., Harihar, P., Kegel, G.H., Schier, W.A. (1977). Cross sections, angular distributions, and magnetic substate populations in the Na23(n,n) reaction. Physical Review C, 16(3) 939-957.
  • Schier, W.A., Couchell, G.P., Egan, J.J., Harihar, P., Mathur, S.C., Mittler, A., Sheldon, E. (1976). Spin and parity assignments for 23Na levels from the 19F( , p)22Ne reaction. Nuclear Physics, Section A, 266(1) 16-28.
  • Sanin, L.G., Schier, W.A., Barnes, B.K., Couchell, G.P., Egan, J.J., Harihar, P., Mittler, A., Sheldon, E. (1975). Spin and parity assignments for 33S levels from the 29Si( , n)32S reaction. Nuclear Physics, Section A, 245(2) 317-335.
  • Schier, W.A., Barnes, B.K., Couchell, G.P., Egan, J.J., Harihar, P., Mathur, S.C., Mittler, A., Sheldon, E. (1975). Spin and parity assignments for 35Cl levels from the 31P( , p)34S reaction. Nuclear Physics, Section A, 254(1) 80-92.
  • Neal, G., Humphrey, C., Ritter, R., Schier, W.A. (1973). A shielding cave for low-level gamma experiments on Van de Graaff accelerators. Nuclear Instruments and Methods, 113(1) 119-123.
  • Robb, A.D., Schier, W.A. (1971). Target assembly for low yield neutron and gamma-ray experiments. Nuclear Instruments and Methods, 91(1) 13-14.
  • Robb, A.D., Schier, W.A., Sheldon, E. (1970). Spin and parity assignments for 17O levels from the 13C( , n)16Og.s. reaction. Nuclear Physics, Section A, 147(2) 423-448.
  • Schier, W.A., Reber, J.D. (1969). Isobaric-spin impurities of F18 tates from N14( , n)F17(0.500)N14( , p)O17(0.871) cross-section ratios. Physical Review, 181(4) 1371-1379.
  • Plattner, R., Anderson, J., Ritter, R., Schier, W.A., Stone, J. (1968). A general purpose inverted scattering chamber particularly suited for angular correlation work. Nuclear Instruments and Methods, 64(2) 192-196.
  • Schier, W.A., Michel, G., Benenson, R.E. (1966). Stripping features of 6Li(d, n)7Be* (0.43 MeV) at Ed from 0.2 to 0.8 MeV. Nuclear Physics, 88(2) 373-384.
  • Schier, W.A., Browne, C.P. (1965). Alpha-particle angular distributions and spectra from deuteron bgombardment of nitrogen. Physical Review, 138(4B) 0-0.
  • Browne, C.P., Schier, W.A., Wright, I.F. (1965). Isobaric spin selection rule in the N14(d, )C12 reaction. Nuclear Physics, 66(1) 49-64.

Selected Presentations

  • ,
  • - Data Reduction and Analysis in Delayed-Neutron Time-of-Flight Studies,
  • Fission Fragment Transfer Efficiency for Helium Jet System,
  • Measured Composite Delayed Neutron Spectra from Fission of U 235, U 238 and Pu 239 and Derived Six Group Spectra,
  • - Search for Energy Dependence Among Composite Delayed Neutron Spectra of U 235,
  • Prototype Neutron Portal Monitor Detector, March 2013
  • Neutron-induced Fission Product Studies at 0.17 s to 50,000 s after Fission, April 2011
  • Decay Heat Measurements Following Neutron Fission of 238U, May 1997 - Italy
  • Decay Heat Measurements Following Thermal Neutron Fission of 235U and 239Pu - Int. Conf. on Nuclear Data for Science and Technology, May 1997 - Italy
  • Yields of Short-lived Fission Products following 238U Fast Fission" - Int. Conf. on Nuclear Data for Science and Technology, May 1997 - Italy
  • Cumulative and Independent Fission Product Yield Measurements, 1996 - South Carolina
  • A Study of Gamma-Ray and Beta-Particle Decay Heat following Thermal Neutron Induced Fission of 235U, 1994 - TN
  • A Study of Gamma-Ray and Beta-Particle Decay Heat following Thermal Neutron Induced Fission of 235U, 1994 - TN
  • Energy Distributions of Gamma and of Beta Decay Heat as Function of Decay Time for 238U(n,f), 1994 - TN
  • Energy Distributions of Gamma and of Beta Decay Heat as Function of Time for 238U(n,f), 1994 - TN
  • High Resolution Gamma-Ray Spectra for 235U, 1994 - TN
  • Composite Delayed Neutron Energy Spectra of Fissionable Isotopes, 1989 - Maryland
  • Delayed Neutron Equilibrium Spectra for U 235, U 238 and Pu 239 - Conf. on Nuclear Data for Science and Technology, 1988 - Japan
  • Measurements of Delayed Neutron Energy Spectra for 235U, 238U and 239Pu, 1988
  • - Composite Delayed Neutron Spectra for Fast Reactor Kinetics, 1986
  • Composite Delayed Neutron Spectra from U 235, 1985
  • Delayed Neutron Spectra for Short Delay Times Following 235U Fission, 1983 - Cambridge Ma
  • Delayed Neutron Spectra Resulting from Thermal Neutron Induced Fission of 235U, 1983 - Cambridge MA
  • Technique for the Measurement of Delayed Neutron Energy Spectra, 1983 - Cambridge MA
  • - Int. Conf. on Nuclear Data for Science and Technology, 1982 - Holland
  • - Meeting on Fast Neutron Scattering on Actinide Nuclei, 1981 - Paris
  • - Neutron Inelastic Scattering Cross Sections of 238U via (n,n'(), 1980
  • - Neutron Elastic and Inelastic Scattering Angular Distribution Measurements for 238U at 3.1 and 1.1 MeV, 1976 - Lowell Ma
  • - Neutron Scattering from 238U Between 100 and 150 keV, 1976 - Lowell Ma
  • - Elastic and Inelastic Differential Neutron Scattering Cross Sections for 238U from 0.9 2.7 MeV, 1975
  • - Nuclear Spectroscopy Utilizing an (Alpha, Nucleon) Resonance Reaction, 1972