Dr F.A. (Tony) Deeney

Research Interests

  • Zero Point Energy and the Anomalous Properties of Liquids
  • Foundations of Gauge Theory


  • On the sign of the chemical potential in the statistical mechanics of ideal boson and fermion gases Eur. J Phys. (2019) Available online at https://doi.org/10.1088/1361-6404/ab201a
  • On the issue of zero point energy in Bose-Einstein condensates Phys. Letts.A 383 589-592 (2019)
  • Sommerfeld’s elliptical atomic orbits revisited — A useful preliminary to the study of quantum mechanics (2014) Am. J. Phys 82 883-886 (with Colm O’Sullivan)
  • An understanding of the properties of the dineutron and the deuteron in terms of quantum wave function interference Phys.Letts. A (2012) (with J. P. O’Leary’)
  • The effects of the Pauli exclusion principle in determining the ionisation energies of the helium atom and helium-like ions Eur. J. Phys. (2012) (with J. P. O’Leary)
  • A van der Waals’ equation of state for a dilute boson gas Eur. J. Phys. (2011) (with J. P. O’Leary)
  • A note on the zero point energy of an ideal boson gas Eur. J. Phys. 32 L19 (2011) (with J. P. O’Leary)
  • ‘The internal energy and thermodynamic behaviour of a boson gas below the Bose-Einstein temperature’ Phys. Letts. A (2011) (with J. P. O’Leary’)
  • ‘An experimental investigation of the process of isotope exchange that takes place when heavy water is exposed to the atmosphere’ Eur. J. Phys.30871-876 (2009) (with J. P. O’Leary)
  • ‘The effects of quantum zero point energy fluctuations on the variation with concentration of the maximum density temperatures in water-alcohol solutions’Chem. Phys. Letts. 465 216-219Â (2008) (with J. P. O’Leary, B. Cronin and D. M. OLeary )
  • ‘A rapid method for measuring maximum density temperatures in water and aqueous solutions for the study of quantum zero point energy effects in these liquids’ Eur. J. Phys. 29 871-877 (2008) (with J. P. O’Leary)
  • ‘Zero point energy and the origin of the density maximum in water’ Phys. Letts. A 3721551-1554 (2008) (with J. P. O’Leary)
  • ‘The Density Maximum in Liquid He4 and its Relationship to the Lambda Point’ Phys. Letts. A 358 (2006) 53 – 56 (with J. P. O’Leary and P. O’Sullivan)

Professional Activity

Senior Lecturer (Emeritus); Part-time Researcher
University College Cork, Ireland, Department of Physics

Teaching Activity

Quantum Mechanics 
Classical Mechanics



Tony Deeney

Contact Details:


Senior Lecturer (Emeritus)


B.Sc. (NUI) 1960 M.Sc. (NUI) 1962 Ph.D. (Birmingham) 1965 M Inst. P, C Phys.

Research Area:

Studies of the foundations of Zero Point Energy & The Density Maximum Anomalies in Liquid He4 and in Water


Retired and Emeritus

Department of Physics

Roinn na Fisice

Room 213, 2nd floor, Dept. of Physics, University College Cork, Ireland,