Department of Physics


Bayram Research Group   

      Experimental Atomic Molecular and Optical Physics              




Quantum Beat Spectroscopy

Pump-Probe with stimulated emission probe delayed-detection technique.



Note: Undergraduate students are underlined, Master’s students are marked with an asterisk *.


33. Md. Shakil Bin Kashem*, Morgan Davies, Lok R. Pant*, S. Burcin Bayram, "Molecular Spectroscopy as a Laboratory Experiment: Measurement of Important Parameters of Sodium Diatomic Molecules", American Journal of Physics, vol. 91, issue. 12, pg. 1015-1022 (2023). DOI: 10.1119/5.0123126


32. "Light Interaction with Atoms and Molecules", S.B. Bayram, M. Lyyra and N. Melikechi, Chapter 2 in "Optical Spectroscopy and Imaging for Cancer Diagnostics", pages 29-43. World Scientific Publishing, February (2023). doi:10.1142/12907;


32. S. Thapa*, L. Pant*, B. Vamosi, M. Saaranen*, S.B. Bayram, "Time-Resolved Vibrational Spectroscopy to Measure Lifetime of the E3П+g(v=3) state of Molecular Iodine", (2021). arXiv:2109.02683.


31. D. Wagle*, L.R. Pant*, J. Converse, S. Wenner, Z. Saglam and S.B. Bayram, "Rovibrationally resolved radiative lifetime and collisional cross section measurements of the 61+g(v=6,7, J=31) state of molecular sodium", J. Quant. Spectrosc. Radiat. Transf., vol. 261C, pg. 107438 (2021).


30. M. Saglam, S.B. Bayram, Z.Saglam, and H. Gur, "Calculation of the spinning speed of a free electron", Journal of Modern Physics, vol. 11, pg. 9-15 (2020).


29. M. Saaranen*, D. Wagle*, E. Mclaughlin, A. Paladino, S. Ashman, and S.B. Bayram, "Time-resolved double-resonance spectroscopy: Lifetime measurement of the 61+g(7, 31) electronic state in molecular sodium", Journal of Chemical Physics, vol. 149, pg. 204302, (2018). JCP Link   PDF


28. Z. Saglam, B. Boyacioglu, S.B. Bayram, "Quantum flux associated with a photon on the basis of the Heisenberg uncertainty relation", Results in Physics, vol. 6, pg. 215 (2016).  

27. Z. Saglam, M. Saglam, S.B. Bayram, T. Horton*, "The spinning period of a free electron and the periods of spin and orbital motions of electron in atomic states", Journal of Modern Physics, vol. 6, no. 15, pg. 2239 (2015).

26. M. Salahuddin*, P. Arndt*, J. McFarland and S.B. Bayram, "Time-resolved UV-IR pump-stimulated emission pump spectroscopy to probe collisional relaxation of 8p2P3/2Cs I", Optics Communications, vol. 356, pg. 536-540 (2015).  Link 

25. S.B. Bayram and M. Freamat, "Spectral Analysis of Laser Induced Fluorescence", 2015 Conference on Laboratory Instruction Beyond the First Year of College Proceedings, pg. 9-11 (2015). Link: Link, or arXiv:1507.02600

24. S.B. Ocak, A.B. Selcuk, S.B. Bayram and A. Ozbay, "Frequency dependent dielectric properties of Al/maleic anhydride 9MA/p-Si structures", Journal of Optoelectronic and Advanced Materials, vol.17, no.11-12, pg.1747 (2015).

23. S.B. Bayram, M. Freamat and P.T. Arndt*, "Rotational Spectra of N+2: An Undergraduate laboratory in atomic and molecular spectroscopy", American Journal of Physics, vol. 83, pg. 867 (2015).

22. S.B. Bayram, P. Arndt*, O. Popov*, C. Guney*, P. Boyle, M.D. Havey and J. McFarland, "Quantum beat spectroscopy: stimulated emission probe of hyperfine quantum beats in the atomic Cs 8p 2P3/2 level," Physical Review A, vol. 90, pg. 062510 (2014). Link  pdf

21. S.B. Bayram and M.V. Freamat , "Vibrational spectra of N2: An advanced undergraduate laboratory in atomic and molecular spectroscopy", American Journal of Physics, vol. 80, pg. 664-669 (2012). Featured on the cover pdf


20. S.B. Bayram, D.S. Fisher*, O. Popov* and Z. Saglam, "Optical-optical double resonance circular polarization spectroscopy: Measurement of the disorientation cross section in J=1/2 Cs atoms", J. of Quantitative Spectroscopy & Radiative Transfer (JQSRT), vol.113, 2066 (2012). Link  pdf

19. S. Baumgartner*, S.J. Lauber and S.B. Bayram, "Determination of anisotropy-dependent inelastic collision cross sections in atomic sodium using linear polarization spectroscopy", Phys. Rev. A 86, 062503 (2012). Link

18. Z. Saglam, S.B. Bayram, and M. Saglam, "Calculation of the effective g-factor for (nS1/2) - (nP3/2) - (n'S1/2) transitions in Hydrogen-like atoms and its application to the atomic cesium", Journal of Modern Physics, vol.1, 399-404 (2010).

17. J. Blue, S.B. Bayram, D. Marcum, " Creating, implementing, and sustaining an advanced optical spectroscopy laboratory course", American Journal of Physics 78, 503-509 (2010). Link

16. S.B. Bayram, P. Koirala*, and B. Sympson, "Polarization spectroscopy to determine alignment depolarization of the 133Cs 6p^2P_3/2 atoms using pump-probe laser technique", Optics Communications,  vol. 282, 1567-1573 (2009). Link

15. S.B. Bayram and R. Marhatta*, "Anisotropy-dependent circular polarization spectra", Phys. Rev. A 78, 033403, 2008  Link 

14. Günay Basar, Gönül Basar, S. Burçin Bayram and Sophie Kröger, "Hyperfine structure of high lying levels of Niobium I", Physica Scripta 78, 015303 (2008).  Link

13. S.B. Bayram and R.W. Coons*, "Operation of a frequency-narrowed high-beam quality broad-area laser by a passively stabilized external-cavity technique", Rev. Sci. Instrum. 78, 116103 (2007). PDF

12. B.L. Sands*, M.J. Welsh, S. Kin*, R. Marhatta*, J.D. Hinkle, and S.B. Bayram, "Raman Scattering spectroscopy of liquid nitrogen molecules: An advanced undergraduate physics laboratory experiment",  American Journal of Physics 75, 488-495 (2007). Link   PDF    Featured on the journal cover

11.  Brian L. Sands* and S. Burçin Bayram, "Characteristics of a high-power broad-area laser operating in a passively stabilized external cavity",  Applied Optics 46, 3829-3835 (2007). Link with pdf

10. S.B. Bayram, M.D. Havey, M.S. Safronova, A. Sieradzan, "Nonlinear optical approach to matrix-element spectroscopy of the 5s2S1/2 - 5p2Pj – 5d2Dj’ transitions in 87Rb", J. Phys. B: At. Mol. Opt. Phys. 39, 1-16 (2006). PDF


9. S.B. Bayram, S. Kin*, M.J. Welsh, J.D. Hinkle, "Collisional depolarization of Zeeman coherences in the 133Cs 6p2P3/2 level: double resonance two-photon polarization spectroscopy", Phys. Rev. A 73, 042713 (2006). PDF

8.S.B. Bayram and T.E. Chupp, “Operation of a single mode external-cavity laser diode array near 780 nm,”  Review of Scientific Instruments 73, 4169-4171 (2002). PDF Featured on the Optics & Photonics News PDF


7. A. Markhotok, S.B. Bayram, A. Sieradzan, and M.D.Havey, “Precision polarization measurements of the 6s2S1/2-6p2PRayleigh Scattering Spectrum in Atomic Cs,” J. Applied Physics 92, 1613 (2002). PDF

6. G. Williams, S.B. Bayram, S.C. Rand, T.Hinklin, R.M. Laine, "Laser Action in strongly scattering rare-earth-doped dielectric nanophosphors," Phys Rev A 65, 013807 (2002).  PDF

5. S.B. Bayram, M.D. Havey, D.V. Kupriyanov and I.M. Sokolov, "Anomalous Depolarization of the 5p 2Pj - 8p 2Pj'  Transitions in Atomic 87Rb," Phys. Rev. A62, 012503 (2000). PDF

4.S.B. Bayram, M.Havey, M.Rosu, A. Sieradzan, A. Derevianko, and W.R. Johnson, "Precision study of the 5p2Pj- 5d2D3/2 transition matrix elements in atomic 87Rb," Phys. Rev. A61, 050502 (Rapid Communications) (2000). PDF

3. M.D. Havey, S.B. Bayram, D.A. Olsgaard, H.O. Thurman, D.V. Kupriyanov, I.M. Sokolov, A.V. Slavgorodskii and A.I. Trubilko, "Two-photon Transitions in the Continuum Spectrum in Mg-rare-gas Atom Fractional Optical Collisions," Optics and Spectroscopy 87, 683 (1999). PDF

2. R. Lasell, S.B. Bayram, M. Havey, D.V. Kupriyanov and S.V. Subbotin, "Polarization-Dependent Mg (3p1P1 -> 5s1S0 , 4d1D2 )- Rare-Gas Atom Excited-State Optical Collisions:Experiment and Theory," Phys. Rev. A56, 2095 (1997). PDF

1.R.A. Lasell, D.A. Olsgaard, S.B. Bayram, M.D. Havey, and Dmitriy V. Kuprianov, "Polarization Spectra of Excited-state Mg(3p) - rare Gas Atom Optical Collisions," Phys. Rev. A 50, 423 (1994) [Erratum: Phys. Rev. A58, 779,1 (1998)]. PDF