David G. Cassel

Professor Emeritus

Image of David G. Cassel
dgcassel@cornell.edu
607/255-3915

Education

  • B.S., 1960, Physics, California Institute of Technology. 
  • M.S., 1962, Physics, Princeton University. 
  • Ph.D., 1965, Princeton University. 

 

Departments and programs

  • Physics

Academic interests

  • Experimental Elementary Particle Physics

Overview

Experimental elementary particles: charged pion form factor, CP violation in neutral K meson decay, photoproduction and electroproduction of scalar and vector mesons, weak decays of B and D mesons, construction of charged particle detectors, development of software for processing elementary particle physics data, magnetic confinement of neutrons.

 

 

Research Focus

I retired in 2010 and am supervising no more Ph.D. theses.

 

 

Awards and Honors

  • Associate Director, Laboratory of Nuclear Studies (LNS), Cornell University 1984-2001
  • Associate Director, Laboratory for Elementary-Particle Physics, Cornell University, 2002-2008
  • Acting Director, LNS, Cornell University, 1991-92
  • Alexander von Humboldt Foundation Senior Scientist Award, 1972-73  
  • Fellow, American Physics Society

Professional Experience

  • Postdoctoral Fellow, CERN, Geneva, Switzerland, 1965. 
  • Assistant Professor, Physics, Cornell University, 1966-71. 
  • Associate Professor, Physics, Cornell University, 1971-79. 
  • Professor, Physics, Cornell University, 1979-2010, Professor Emeritus, Physics, Cornell University, 2010. 
  • Visiting appointments at: University of Bonn, Germany; DESY, Hamburg, Germany; and CERN, Geneva, Switzerland. 

Publications

  • M. Bott-Bodenhausen, X. de Bouard, D.G. Cassel, D. Dekkers, R. Felst, R. Mermond, I. Savin, P. Scharff, M. Vivargent, T.R. Willitts, and K. Winter, “Time-Dependent Interfer- ence Effects in Two-Pion Decays of Neutral Kaons,” Phys. Lett. 20, 212 (1966).

  • TASSO Collaboration, R. Brandelik et. al., “Evidence for a Spin-1 Gluon in Three Jet Events,” Phys. Lett. B 97, 453 (1980).

  • LAME Collaboration, D.G. Cassel, L.A. Ahrens, K. Berkelman, C.T. Day, B.G. Gibbard, D.J. Harding, D.L. Hartill, J.W. Humphrey, T.J. Killian, J.S. Klinger, J.T. Linnemann, R.A. Perchonok, E.A. Treadwell, and D.H. White, “Exclusive ρ0, ω, and φ Electroproduction,” Phys. Rev. D 24, 2787 (1981).

  • D.G. Cassel, R. DeSalvo, J. Dobbins, J.G.D. Gilchriese, S. Gray, D. Hartill, J. Mueller, D. Peterson, M. Pisharody, and D. Riley, “Design and Construction of the CLEO II Drift Chamber,” Nucl. Instrum. Methods A 252, 325 (1986).
  • A. Dwurazny, W. Krupinski, G. Barbagli, P.G. Pelfer, D.G. Cassel, R. Klanner, U. Kötz, W. Koch, J. Tengeler, and N. Wainer (ZEUS Collaboration), "Experimental Study of Electron-Hadron Separation in Calorimeters," Nucl. Instrum. Methods A 277, 176 (1989).
  • CLEO Collaboration, R. Fulton et. al., "Observation of B-Meson Semileptonic Decays to Noncharmed Final States," Phys. Rev. Lett. 64, 16 (1990).
  • CLEO Collaboration, R. Ammar et. al., “Evidence for Penguin-Diagram Decays: First Observation of B → K∗(892)γ,” Phys. Rev. Lett. 71, 674 (1993).

  • CLEO Collaboration, M. Selen et. al., “Measurement of the D → ππ Branching Fractions,”Phys. Rev. Lett. 71, 1973 (1993).

  • David G. Cassel, "Gail G. Hanson," in Out of the Shadows: Contributions of 20th Century Women to Physics, edited by N. Byers and G. Williams (Cambridge University Press, Cambridge, 2006), pp. 427-439.

  • CLEO Collaboration, J.P. Alexander et. al., “Absolute Measurement of Hadronic Branching Fractions of the D+s Meson,” Phys. Rev. Lett. 100, 161804 (2008).

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