Publications

SELECTED SCIENTIFIC PUBLICATIONS

  1. Bose-Einstein Condensation of Magnons in Atomic Hydrogen Gas
    O. Vainio, J. Ahokas, J. Järvinen, L. Lehtonen, S. Novotny, S. Sheludiakov, K.-A. Suominen, S. Vasiliev, D. Zvezdov, V. V. Khmelenko, D. M. Lee
    Phys. Rev. Lett., 114, 125304 (2015) pdf
  2. Dynamic Nuclear Polarization of High-Density Atomic Hydrogen in Solid Mixtures of Molecular Hydrogen Isotopes
    S. Sheludiakov, J. Ahokas, J. Järvinen, D. Zvezdov, O. Vainio, L. Lehtonen, S. Vasiliev, S. Mao, V. V. Khmelenko, D. M. Lee
    Phys. Rev. Lett., 113, 265303 (2014) pdf
  3. Efficient dynamic nuclear polarization of phosphorus in silicon in strong magnetic fields and at low temperatures
    J. Järvinen, J. Ahokas, S. Sheludyakov, O. Vainio, L. Lehtonen, S. Vasiliev, D. Zvezdov, Y. Fujii, S. Mitsudo, T. Mizusaki, M. Gwak, SangGap Lee, Soonchil Lee, L. Vlasenko
    Phys. Rev. B 90, 214401 (2014) pdf
  4. Experimental cell for molecular beam deposition and magnetic resonance studies of matrix isolated radicals at temperatures below 1 K
    S. Sheludiakov, J. Ahokas, O. Vainio, J. Järvinen, D. Zvezdov, S. Vasiliev, V. V. Khmelenko, S. Mao, D. M. Lee
    Rev. Sci. Instrum. 85, 053902 (2014) pdf
  5. Guiding and Trapping of Electron Spin Waves in Atomic Hydrogen Gas
    O. Vainio, J. Ahokas, S. Novotny, S. Sheludyakov, D. Zvezdov, K.-A. Suominen, and S. Vasiliev
    Phys. Rev. Lett. 108, 185304 (2012) pdf
  6. Matrix Isolation of H Atoms at Low Temperatures
    V. V. Khmelenko, D. M. Lee and S. Vasiliev
    J. Low Temp. Phys., 162, 105-120 (2011) pdf
  7. Magnetic resonance line shifts in the quantum gas of atomic hydrogen
    J. Ahokas, O. Vainio, S. Novotny, J. Järvinen, and S. Vasiliev
    Phys. Scr. T140, 014012 (2010) pdf
  8. Magnetic resonance study of H atoms in thin films of H2 at temperatures below 1 K
    J. Ahokas, O. Vainio, S. Novotny, J. Järvinen, V. V. Khmelenko, D. M. Lee, and S. Vasiliev
    Phys. Rev. B 81, 104516 (2010) pdf
  9. Stabilization of high density atomic hydrogen in H2 films at below 0.5 K
    J. Ahokas, O. Vainio, J. Järvinen, V. V. Khmelenko, D. M. Lee, and S. Vasiliev
    Phys. Rev. B 79, 220505 (2009) pdf
  10. Clock Shift in High Field Magnetic Resonance of Atomic Hydrogen
    J. Ahokas , J. Järvinen , G. V. Shlyapnikov , and S. Vasiliev
    Phys. Rev. Lett. 101, 263003 (2008) pdf
  11. Magnetic Resonance Studies of Cold Atomic Hydrogen Gas
    J. Ahokas, J. Järvinen, and S. Vasiliev
    J. Low Temp. Phys. 150, 577 (2008)
  12. Thermal Compression of Atomic Hydrogen on Helium Surface
    J. Järvinen, J. Ahokas, and S. Vasiliev
    J. Low Temp. Phys. 147, 579 (2007).
  13. Cold Collision Frequency Shift in Two-Dimensional Atomic Hydrogen
    J. Ahokas, J. Järvinen, and S. Vasiliev
    Phys. Rev. Lett 98 , 043004 (2007) pdf
  14. Exotic Behavior of Hydrogen Atoms in Solid H2 at Temperatures below 1 K
    J. Ahokas, J. Järvinen, V. V. Khmelenko, D. M. Lee, and S. Vasiliev
    Phys. Rev. Lett. 97, 095301 (2006) pdf
  15. Three-body recombination in two-dimensional atomic hydrogen gas
    J. Järvinen, J. Ahokas, S. Jaakkola, and S. Vasilyev
    Phys. Rev. A 72, 052713 (2005).
  16. Thermal compression of two-dimensional atomic hydrogen gas
    S. Vasilyev, J. Järvinen, A.I. Safonov, and S. Jaakkola
    Phys. Rev. A 69, 023610 (2004) pdf
  17. Cryogenic 2 mm wave electron spin resonance spectrometer with applications to atomic hydrogen gas below 100 mK
    S. Vasilyev, J. Järvinen, E. Tjukanoff, A. Kharitonov, and S. Jaakkola
    Rev. Sci. Instrum. 75, 94 (2004) pdf
  18. Electron-Spin-Resonance Instability in Two-Dimensional Atomic Hydrogen Gas
    S. Vasilyev, J. Järvinen, A. Safonov, A. Kharitonov, I. Lukashevich, and S. Jaakkola
    Phys. Rev. Lett. 89, 153002 (2002) pdf
  19. Adsorption and Two-Body Recombination of Atomic Hydrogen on 3He-4He Mixture Films
    Safonov, A.I., Vasilyev, S.A., Kharitonov, A.A., Boldarev, S.T., Lukashevich, I.I. and Jaakkola, S.
    Phys. Rev. Lett. 86, 3356 (2001) pdf
  20. Observation of Quasicondensate in Two-Dimensional Atomic Hydrogen
    Safonov, A.I., Vasilyev, S.A., Yasnikov, I.S., Lukashevich, I.I. and Jaakkola, S.
    Phys. Rev. Lett. 81, 4545 (1998) pdf

PhD theses:

Otto Vainio, Spin-Dynamics in Cold Gases of 87Rb and Atomic Hydrogen, Ph.D thesis, University of Turku (2012) pdf

Janne Ahokas, Magnetic Resonance Experiments with Atomic Hydrogen, Ph.D. thesis, University of Turku (2010) pdf

Jarno Järvinen, Studies of Two-Dimensional Atomic Hydrogen Gas with Electron-Spin Resonance, University of Turku (2006) pdf

 

Recent MSci diploma:

Ville Virtanen, Quartz Microbalance and its Application in Low Temperature Physics, University of Turku, 2012 pdf

Sergey Sheludyakov, Thermometry below 1K, University of Turku, 2011 pdf

Denis Zvezdov, Studies of Spin Kinetics in Atomic Hydrogen Gas, Kazan Federal University, 2011 (in russian pdf)

Janne Ahokas, Magnetic Resonance in Atomic Hydrogen, University of Turku, 2005 pdf

 

 

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