1.      “Terahertz Magneto Optical Polarization Modulation Spectroscopy,” D. K. George, A. V. Stier, C. T. Ellis, B. D. McCombe, J. Černe, A. G. Markelz J of Optical Society of America B 29,  1406–1412 (2012).


2.      “THz response and colossal Kerr rotation from the surface states of the topological insulator Bi2Se3,” R. Valdés Aguilar, A. V. Stier, W. Liu, L. S. Bilbro, D. K. George, N. Bansal, L. Wu, J. Cerne, A. G. Markelz, S. Oh, N. P. Armitage Phys. Rev. Lett. 108, 087403  (2012).


3.      “Functional State Dependence of Picosecond Protein Dynamics,” J.Y. Chen, D.K. George, Yunfen He, J.R.Knab and A. G. Markelz, under revision Phys. Rev. Lett. 2012 http://arxiv.org/0054394. .


4.      “Hydration and Temperature Interdependence of Protein Picosecond Dynamics,” Seth Levy, Ferdinand Lipps and A. G. Markelz, Phys. Chem. Chem. Phys. 14, 6368 – 6374 (2012). Highlighted in Noteworthy Chemistry May 14, 2012 ( portal.acs.org )


5.      “Evidence of protein collective motions on the picosecond time scale,” Yunfen He, J.-Y. Chen, J. R. Knab, Wenjun Zheng and A. G. Markelz, Biophysical Journal 100, 1058-1065, (2011).


6.      “Hydration Effects on Energy Relaxation of Ferric Cytochrome C Films after Soret-band Photoexcitation,” Shuji Ye and A. G.Markelz, J. Phys. Chem. B, 114, 15151 (2010).


8.      “Dominance of Anharmonic Motion to Terahertz Biomolecular Response: Photoactive Yellow Protein,”  D.K. George, J. R. Knab, Haeshin Lee, W. Hoff, and A.G. Markelz To be submitted to Chem. Phys. Lett 2012 http://arxiv.org/0054421.


9.      “Why is THz sensitive to protein functional states?  Oxidation State of Cytochrome C,” Yunfen He, J.-Y. Chen, J.R. Knab, W. Zheng and A.G. Markelz, International Journal of THz Science and Technology, 4 (2010)


10.  Protein Dynamical Transition Does Not Require Protein Structure,” Yunfen He, Pei I. Ku, J. R. Knab, J.Y. Chen, and A. G. Markelz, Phys. Rev. Lett. 101, 178103 (2008).  Highlighted in the Virtual Journal of Biological Physics. Cited by Faculty of 1000 as an exceptional paper


11.  “Terahertz response of quantum point contacts,” J. W. Song, N. A. Kabir, Y. Kawano, K. Ishibashi, G. R. Aizin, L. Mourokh, J. L. Reno, A. G. Markelz, and J. P. Bird, Appl. Phys. Lett. 92, 223115 (2008).


12.  “Invited Review:  Terahertz Dielectric Sensitivity to Biomolecular Structure and Function,” A. G. Markelz, IEEE Journal of Selected Topics in Quantum Electronics, 14, 180 (2008).


13.  “Terahertz Spectroscopy of Bacteriorhodopsin and Rhodopsin; Similarities and Differences,” R. Balu 1, H. Zhang , E. Zukowski , J.-Y. Chen , A. G. Markelz  and Susan K. Gregurick, Biophysical Journal, 107, 105163 (2008).


14.  “Observation of Cytochrome C Glass Transition in Terahertz Dielectric Response,” J. R. Knab, J.-Y. Chen and A. G. Markelz, Chem. Phys. Lett., 442, 413 (2007).  Highlighted in the Faculty of 1000.


15.  “Terahertz Dielectric Assay of Solution Phase Protein Binding,” Jing–Yin Chen, J. R. Knab, Shuji Ye, Yunfen He and A. G. Markelz, Appl. Phys. Lett. 90, 243901 (2007).  Highlighted in the Virtual Journal of Biological Physics.


16.  “Terahertz Measurements of Protein Relaxational Dynamics,” Joseph R. Knab, Jing-Yin Chen, Yunfen He and Andrea G. Markelz, Proc. IEEE 95, 1605 (2007).


17.  “Terahertz transmission characteristics of high-mobility GaAs and InAs two-dimensional-electron-gas systems,” N. A. Kabir, Y. Yoon,J. R. Knab, J.-Y. Chen, A. G. Markelz, J. L. Reno,Y. Sadofyev, S. Johnson ,Y.-H. Zhang, and J. P. Bird, Appl. Phys. Lett. 89, 132109 (2006).


18.  “Hydration Dependence of Conformational Dielectric Relaxation of Lysozyme,” J. R. Knab, J.-Y. Chen, and A. G. Markelz, Biophys. J. 90, 2576–2581 (2006).


19.  “Large oxidation dependence Observed in Terahertz Dielectric Response for Cytochrome C,” J.-Y. Chen, J. R. Knab, J. Cerne and A. G. Markelz, Phys.  Rev. E Rapid 72, 040901 (2005).


20.  “Direct Measurements of Optical Phonons in SrTiO3 Nanosystems,” D. Wolpert, J. Knab, W. Cox, J. Cerne, A. Markelz, T. Zhao, R. Ramesh, and B. Moeckly, Physica E 19 236-9 (2003).


21.  “Terahertz  Applications to Biomolecular Sensing,” A. G. Markelz, S. E. Whitmire, Intl. J. of High Speed Electronics and Systems 13 951-67 (2003).


22.  “Protein Flexibility and Conformational State:  A comparison of collective vibrational modes of WT and D96N bacteriorhodopsin,” S. E. Whitmire, D. Wolpert, A. G. Markelz, J. R. Hillebrecht, J. Galan, and R. R. Birge, Biophys. J. 85 1269-77 (2003).


23.  “Terahertz Time Domain Spectroscopy of Biomolecular Conformational Modes,” S.Whitmire, A.G. Markelz, J. R. Hillebrecht, and R. Birge, Phys. Med. Biol. 21, 3797-805 (2002). 


24.  "Pulsed Terahertz Spectroscopy of DNA, Bovine Serum Albumin and Collagen between 0.06 to 2.00 THz,”  A. G. Markelz, A. Roitberg and E. J. Heilweil, Chem. Phys. Lett. 320, 42-8 (2000).(>200 citations)


25.  “High Field Pulsed Terahertz Measurements of Nonlinear Conductivity,” A.G. Markelz Trends in Optics and Photonics 46 105-6 (2000).


26.  “Temperature Dependent THz Output from Semi-Insulating GaAs Photoconductive Switches,” A. G. Markelz and E. J. Heilweil.  Appl. Phys. Lett. 72, 2229-31 (1998).


27.  "Relaxation times in InAs/Al1-xGaxSb quantum wells," A. G. Markelz, N. G. Asmar, E. G. Gwinn , and Berinder Brar.  Appl. Phys. Lett. 72, 2439-41 (1998).


28.  "Interband Impact Ionization by Terahertz Illumination of InAs Heterostructures," A. G. Markelz, N. G. Asmar, E. G. Gwinn, and Berinder Brar.  Appl. Phys. Lett. 69, 3975-77 (1996).


29.  "Charge Density and Intensity dependence of third order susceptiblity in Quasi-2D systems," A. G. Markelz and E. G. Gwinn.  J. Appl. Phys. 80, 2533-5 (1996).


30.  "Temperature of quasi-two-dimensional electrons under steady-state terahertz driving," N. G. Asmar, J. Cerne, A. G. Markelz, E. G. Gwinn, M. S. Sherwin, K. Campman and A. C. Gossard.  Appl. Phys. Lett. 68, 829-31 (1996).


31.  "Undressing a Collective Excitation Using a Free-Electron Laser," K. Craig, B. Galdrikian, J. N. Heyman, A. G. Markelz, J. Williams, M. S. Sherwin, K. Campman, P. F. Hopkins, and A. C. Gossard, Phys. Rev. Lett. 76, 2382-5 (1996).


32.  “Nonlinear Quantum Dynamics in Semiconductor Quantum Wells,” M. S. Sherwin, K. Craig, Keith, B. Galdrikian, J. Heyman, A. Markelz, K. Campman, S. Fafard, Simon, P.F. Hopkins, and A. C. Gossard.  Physica D 83 229-42 (1995).


33.  "Resonant energy relaxation of terahertz-driven two-dimensional electron gases," N. G. Asmar, A. G. Markelz, E. G. Gwinn, J. Cerne, M. S. Sherwin, K. Campman, P. F. Hopkins and A. C. Gossard.  Phys. Rev. B 51 18041-4 (1995).


34.  "Quenching of excitonic quantum-well photoluminescence by intense far-infrared radiation:  carrier heating," J. Cerne, A. G. Markelz, M. S. Sherwin, and S. J. Allen, M. Sundaram,  A. C. Gossard,  P. S. van Son, and D. Bimberg.  Phys Rev. B 51 5253-62 (1995).


35.  “Probing terahertz dynamics in semiconductor nanostructures with the UCSB free-electron lasers,” S. J. Allen, K. Craig, C. L. Felix, P. Guimaraes, J. N. Heyman, J. P. Kaminski, B. J. Keay, A. G. Markelz, G. Ramian, J. of Lumin. 60-61 250-5 (1994).


36.  “Sub-cubic power dependence of third-harmonic generation for in-plane, far infrared excitation of InAs quantum wells,” A.G. Markelz, N. G. Asmar, E.G. Gwinn, M. S. Sherwin, C. Nguyen and H. Kroemer. Semicond. Sci. and Technol. 9,  634-7 (1994).


37.  “DC Transport in Intense in-plane Terahertz Electric Fields in AlxGa1-xAs Heterostructures at 300 K, “ N.G. Asmar, A. G. Markelz, E.G. Gwinn, P.F. Hopkins and A.C. Gossard.  Solid-State Elec.  37,  693-5 ( 1994).


38.  “Giant third-order nonlinear susceptibilities for in-plane far-infrared excitation of single InAs quantum wells,”  A.G. Markelz, E.G. Gwinn, M. S. Sherwin, C. Nguyen and H. Kroemer.  Solid-State Elec. 37,  1243-5 (1994).


39.  “Energy relaxation at THz frequencies in AlxGa1-xAs heterostructures,” N.G. Asmar, A.G. Markelz, E.G. Gwinn, P.F. Hopkins and A.C. Gossard.  Semicond. Sci. and Technol. 9,  828-30 (1994).


40.  “Far-Infrared Saturation Spectroscopy of Single Wide GaAs/AlGaAs Square Quantum Well,” K. Craig, C. Felix, J. Heyman, A. Markelz, M. Sherwin, Ken Campman, A. Gossard, P. Hopkins.  Semicond. Sci. and Technol., 9, 627-629 (1994).


41.  “Site-Selective oxygen-isotope substitution in YBa2Cu3O7-d,” D. E. Morris, A. G. Markelz, J. Y. T. Wei, C. T. Hultgren, J. H. Nickel, J. C. Hamilton, K. F. McCarty.  Phys. Rev. B 44, 9556-61 (1991).


42.  “Conversion of 124 into 123 +  CuO and 124, 123 and 247 phase regions in YBaCuO system,” D.E. Morris, A. G. Markelz, B.Fayn, J. Nickel.  Physica C 168, 153-60 (1990).


43.  “Eight New Superconductors with 1:2:4 structure, “ D. E. Morris, J. H. Nickel, J. Y. T. Wei, N. G. Asmar, J. S. Scott, U. M. Scheven, C. T. Hultgren, A. G. Markelz, J. E. Post, P. J. Heaney, D. R. Veblen, R. M. Hazen.  Phys. Rev. B 37, 7347-50 (1989).


44.  “Oxygen concentration effect of Tc of the Bi-Ca-Sr-Cu-O superconductor,” D. E. Morris, C. T. Hultgren, A. G. Markelz, J. Y. T. Wei, N. G. Asmar, J. H. Nickel. Phys. Rev. B 39, 6612-14 (1989).


45.  “Specific-heat measurements on superconducting Bi-Ca-Sr-Cu and Tl-Ca-Ba-Cu Oxides:  Absence of a linear term in the specific heat of Bi-Ca-Sr-Cu oxides,” R. A. Fisher, S. Kim, S. E. Lacy, N. E. Phillips, D. E. Morris, A. G. Markelz, J. Y. T. Wei, D. S. Ginley.  Phys. Rev. B 38, 11942-5 (1988).


46.  "Small Oxygen Isotope Shift in YBa2Cu3O7,” D. E. Morris, R. M. Kuroda, A. G. Markelz, J. H. Nickel, J. Y. T. Wei.  Phys Rev. B 37, 5936-9 (1988).