Publications

2021

  • A. Najafi, M. Sharma, S. Delikanli, A. Bhattacharya, J. R. Murphy, J. Pientka, A. Sharma, A. P. Quinn, O. Erdem, S. Kattel, Y. Kelestemur, M. V. Kovalenko, W. D. Rice, H. V. Demir, and A. Petrou "Light-Induced Paramagnetism in Colloidal Ag+-Doped CdSe Nanoplatelets", The Journal of Physical Chemistry Letters , 12(11), 2892-2899 (2021). doi

  • 2020

  • B. Barman, J. M. Pientka, J. R. Murphy, A. N. Cartwright, W-C. Chou, W-C. Fan, R. Oszwałdowski, and A. Petrou "Circular Polarization Dynamics during Magnetic Polaron Formation in Type-II Magnetic Quantum Dots", The Journal of Physical Chemistry C, 124(23), 12766-12773 (2020). doi

  • A. Najafi, S. Tarasek, S. Delikanli, P. Zhang, T. Norden, S. Shendre, M. Sharma, A. Bhattacharya, N. Taghipour, J. Pientka, H. V. Demir, A. Petrou, and T. Thomay "CdSe/CdMnS Nanoplatelets with Bilayer Core and Magnetically Doped Shell Exhibit Switchable Excitonic Circular Polarization: Implications for Lasers and Light-Emitting Diodes", ACS Applied Nano Materials, 3(4), 3151-3156 (2020). doi

  • 2019

  • P. Zhang, T. Norden, J. M. Pientka, R. Oszwałdowski, A. Najafi, B. Barman, Y. Tsai, W-C. Fan, W-C. Chou, J. E. Han, I. Žutić, B. D. McCombe, and A. Petrou "Optical Control of Hole Wavefunction in Type-II Magnetic Quantum Dot Structures", The Journal of Physical Chemistry C, 123(42), 25934-25940 (2019). doi

  • T. Norden, C. Zhao, P. Zhang, R. Sabirianov, A. Petrou & H. Zeng "Giant valley splitting in monolayer WS2 by magnetic proximity effect", Nat. Commun., 10, 4163 (2019). doi

  • B. Barman, and A. Petrou "Measuring the magnetization of a permanent magnet", American Journal of Physics, 87, 275 (2019). doi

  • 2017

  • C. Zhao, T. Norden, P. Zhang, P. Zhao, Y. Cheng, F. Sun, J. P. Perry, P. Taheri, J. Wang, Y. Yang, T. Scrace, K. Kang, S. Yang, G. Miao, R. Sabirianov, W. Huang, G. Kioseoglou, A. Petrou, and H. Zeng "Enhanced valley splitting in monolayer WSe2 due to magnetic exchange field", Nature Nanotech., 12, 757–762 (2017). doi

  • J. R. Murphy, S. Delikanli, T. Zhang, T. A. Scrace, P. Zhang, T. Norden, T. Thomay, A. N. Cartwright, H. V. Demir, and A. Petrou "Time-resolved photoluminescence study of magnetic CdSe/CdMnS/CdS core/multi-shell nanoplatelets", Proc. SPIE, 10114, 101140R (2017). doi

  • 2016

  • A. Petrou, T. A. Scrace, J. R. Murphy, P. Zhang, T. Norden, T. Zhang, T. Thomay, A. N. Cartwright, S. Delikanli, M. Z. Akgul, and H. V. Demir "Magneto-optical studies of CdSe/CdMnS/CdS core/multi-shell nanoplatelets", Proc. SPIE, vol. 9931, 99311W (2016). doi

  • A. Kumari, J. B. Hatch, C. Kim, B. Barman, J. Kwon, A. Petrou, and H. Luo "Pattern transfer to GaAs substrates and epitaxial growth of GaAs nanostructures using self-organized porous templates", J. Vac. Sci. Technol. B 34, 021805 (2016). doi

  • J. R. Murphy, S. Delikanli, T. Scrace, P. Zhang, T. Norden, T. Thomay, A. N. Cartwright, H. V. Demir, and A. Petrou "Time-resolved photoluminescence study of CdSe/CdMnS/CdS core/multi-shell nanoplatelets", Appl. Phys. Lett., 108, 242406 (2016). doi

  • R. Mansell, J. B. Laloe, S. N. Holmes, A. Petrou, I. Farrer, G. A. C. Jones, D. A. Ritchis, and C. H. W. Barnes "InGaAs spin light emitting diodes measured in the Faraday and oblique Hanle geometries", J. of Phys. D: Appl. Phys., 49(16), 165103 (2016). doi

  • G. Kioseoglou, M. Korkusinski, T. Scrace, A. T. Hanbicki, M. Currie, B. T. Jonker, A. Petrou, and P. Hawrylak "Spin effects in MoS2 and WS2 single layers", Phys. Status Solidi Rapid Res. Lett., 10, 111-119 (2016). doi

  • 2015

  • S. Delkanli, M. Z. Akgul, J. R. Murphy, B. Barman, Y. Tsai, T. Scrace, P. Zhang, B. Bozok, P. L. Hernandez-Martinez, J. Christodoulides, A. N. Cartwright, A. Petrou, and H. V. Demir "Mn2+-doped CdSe/CdS core/multishell colloidal quantum wells enabling tunable carrier-dopant exchange interactions", ACS Nano, 9, 12473-12479 (2015). doi

  • B. Barman, R. Oszwaldowski, L. Schweidenback, A. H. Russ, J. M. Pientka, Y. Tsai, W-C. Chou, W. C. Fan, J. R. Murphy, A. N. Cartwright, I. R. Sellers, A. G. Petukhov, I. Zutic, B. D. McCombe, and A. Petrou "Time-resolved magnetophotoluminescence studies of magnetic polaron dynamics in type-II quantum dots", Phys. Rev. B, 92, 035430 (2015). doi

  • T.Scrace, Y.Tsai, B.Barman, L. Schweidenback, A. Petrou, G. Kioseoglou, I. Ozfidan, M. Korkusinski, P. Hawrylak "Magnetoluminescence and valley polarized state of a two-dimensional electron gas in WS2 monolayers", Nature Nanotech. 10, 603-607 (2015). doi

  • Y.Tsai, B.Barman, T.Scrace, M.Fukuda, V. R. Whiteside, I.R.Sellers, M.Leroux, M.AL Khalfioui, A.Petrou "Photoluminescence study of Be-acceptors in GaInNAs epilayers", J. Appl. Phys. 117, 045705 (2015). doi

  • 2014

  • B. Barman, Y. Tsai, T.Scrace, J. R. Murphy, A. N. Cartwright, J. M. Pientka, I. Zutic, B. D. McCombe, A. Petrou, I. R. Sellers, R. Oszwaldowski, A. Petukhov, W.C. Fan, W.-C. Chou, and C. S. Yang, "Conventional vs Unconventional Magnetic Polarons: ZnMnTe/ZnSe and ZnTe/ZnMnSe Quantum Dots", Proc. SPIE, vol. 9167, 9167L (2014). doi

  • 2013

  • C.H. Li, G. Kioseoglou, A. Petrou, M. Korkusinski, P. Hawrylak, and B. T. Jonker, "Highly polarized emission from electrical spin injection into an InGaAs quantum well with free carriers", Appl. Phys. Lett., 103, 212403 (2013). doi

  • Y. Tsai, B. Barman, T. Scrace, G. Lindberg, M. Fukuda, V. R. Whiteside, J. C. Keay, M. B. Johnson, I. R. Sellers, M. Al Khalfioui, M. Leroux, B. A. Weinstein and A. Petrou, "Probing the nature of carrier localization in GaInNAs epilayers by optical method", Appl. Phys. Lett. 103, 012104 (2013). doi

  • 2012

  • G. Long, B. Barman, S. Delikanli, Y. Tsai, P. Zhang, A. Petrou, and H. Zeng, "Carrier-dopant exchange interactions in Mn-doped PbS colloidal quantum dots", Appl. Phys. Lett., 101, 062410 (2012). doi

  • L. Schweidenback, T. Ali, A. H. Russ, J. R. Murphy, A. N. Cartwright, A. Petrou, C. H. Li, M. K. Yakes, G. Kioseoglou, B. T. Jonker, and A. Govorov, "Optical Aharonov-Bohm oscillations in InGaAs quantum wells", Phys. Rev. B, 85, 245310 (2012). doi

  • G. Kioseoglou and A. Petrou, "Spin Light Emitting Diodes", J. Low Temp. Phys., 169, 324-337 (2012). doi

  • 2011

  • A. H. Russ, L. Schweidenback, M. Yasar, C. H. Li, A. T. Hanbicki, M. Korkusinski, G. Kioseoglou, B. T. Jonker, and A. Petrou, "Spin-polarized multiexcitons in quantum dots in the presence of spin-orbit interaction", Phys. Rev. B, 84, 045312 (2011). doi

  • 2010

  • I. R. Sellers, R. Oswaldowski, V. R. Whiteside, M. Eginligil, A. Petrou, I. Zutic, W.-C. Chou, W. C. Fan, A. G. Petukhov, S. J. Kim, A. N. Cartwright, and B. D. McCombe, "Robust magnetic polarons in type-II (Zn,Mn)Te/ZnSe magnetic quantum dots", Phys. Rev. B, 82, 195320 (2010). doi

  • E. D. Fraser, S. Hegde, L. Schweidenback, A. H. Russ, A. Petrou, H. Luo, and G. Kioseoglou, "Efficient electron spin injection in MnAs-based spin-light-emitting-diodes up to room temperature", Appl. Phys. Lett., 97, 041103 (2010). doi

  • 2009

  • M. Yasar, R. Mallory, A. Petrou, A. T. Hanbicki, G. Kioseoglou, C. H. Li, O. M. J. van’t Erve, and B. T. Jonker, "Spin injection studies into GaAs quantum wells in the presence of confined electrons", Appl. Phys. Lett., 94, 032102, (2009)

  • G. Kioseoglou, M. Yasar, C.H. Li, M .Korkusinski, M. Diaz-Avila, AT. Hanbicki, P. Hawrylak, A. Petrou,and B.T. Jonker , "Intershell exchange and sequential electrically injected spin populations of InAs quantum dot shell states", Phys. Rev. Lett. 101, 227203 (2009).

  • 2008

  • G. Kioseoglou, M. Yasar, C. H. Li, M .Korkusinski, M. Diaz-Avila, A. T. Hanbicki, P. Hawrylak, A. Petrou, and B.T. Jonker, "Intershell Exchange and Sequential Electrically Injected Spin Populations of InAs Quantum-Dot Shell States", Phys .Rev. Lett., 101, 227203 (2008).

  • R. Mansell, J.B. Laloe, S.N. Holmes, I. Khan, M. Yasar, A. Petrou, J. Farrer, G.A. Jones, D.A. Ritchie, and J.A.C. Bland, "Observation of phonon replica emission in an in-situ Fe spin LED", IEEE transactions on magnetics, 44, 2666 (2008).

  • B. C. Mei, J. Wang, Q. Qiu, T. Heckler, A. Petrou, and T. J. Mountziaris, "Dilution Effects on the Photoluminescence of ZnSe Quantum-Dot Dispersions", Appl. Phys. Lett. 93, 083114 (2008).

  • C. Gothgen, R. Oszwaldowski, A. Petrou, and I.Zutic, "Analytical Model of Spin-Polarized Semiconductor Laser", Appl. Phys. Lett. 93, 042513 (2008).

  • I. R. Sellers, V. R. Whiteside, A. O. Govorov, W. C. Fan, W-C. Chou, I. Khan, A. Petrou, and B. D. McCombe, "Coherent Aharonov-Bohm oscillations in type-II (Zn,Mn)Te/ZnSe quantum dots", Phys. Rev. B 77, 241302 (2008).

  • 2007

  • C. H. Li, G. Kioseoglou, A. T. Hanbicki, R. Goswami, C. S. Hellberg, B. T. Jonker, M. Yasar, and A. Petrou, "Electrical spin injection into the InAs/GaAs wetting layer", Appl. Phys. Lett. 91, 262504 (2007).

  • 2006

  • M. C. Kuo, J. S. Hsu, J. L. Shen, K. C. Chiu, W. C. Fan, Y. C. Lin, C. H. Chia, W. C. Chou, M. Yasar, R. Mallory, A. Petrou, and H. Luo, "Photoluminescence studies of type-II diluted magnetic semiconductor ZnMnTe/ZnSe quantum dots", Appl. Phys. Lett. 89, 263111 (2006).

  • R. Mallory, M. Yasar, A. Petrou, G. Kioseoglou, A. T. Hanbicki, C. H. Li, O. M. van 't Erve, B. T. Jonker, M. Shen, and S. Saikin, "Phonon-assisted recombination in Fe-based spin LEDs", Phys. Rev. B 73, 115308 (2006).

  • 2005

  • G. Kioseoglou, A. T. Hanbicki, B. T. Jonker and A. Petrou, "Bias-controlled hole degeneracy and implications for quantifying spin polarization", Appl. Phys. Lett. 87, 122503 (2005).

  • Georgios N Karanikolos, Paschalis Alexandridis, Robert Mallory, Athos Petrou and T J Mountziaris, "Templated synthesis of ZnSe nanostructures using lyotropic liquid crystals", Nanotechnology, 16, 2372-2380 (2005).

  • C. H. Li, G. Kioseoglou, O. M. J. van 't Erve, M. E. Ware, D. Gammon, R. M. Stroud, B. T. Jonker, R. Mallory, M. Yasar, A. Petrou, "Electrical spin pumping of quantum dots at room temperature", Appl. Phys. Lett. 86, 132503 (2005).

  • 2004

  • G. Kioseoglou, A. T. Hanbicki, J. Sullivan, O.M.J. van 't Erve, C. H. Li, S. C. Erwin, R. Mallory, M. Yasar, A. Petrou and B. T. Jonker, "Electrical spin injection from an n-type ferromagnetic semiconductor into a III−V device heterostructure", Nature Materials, 3, 799-803 (November 2004).

  • C. H. Li, G. Kioseoglou, O. M. J. van 't Erve, A. T. Hanbicki, B. T. Jonker, R. Mallory, M. Yasar, and A. Petrou, "Spin injection across (110) interfaces: Fe/GaAs(110) spin-light-emitting diodes", Appl. Phys. Lett., 85, 1544 (2004).

  • O. M. J. van 't Erve, G. Kioseoglou, A. T. Hanbicki, C. H. Li, B. T. Jonker, R. Mallory, M. Yasar, and A. Petrou, "Comparison of Fe/Schottky and Fe/Al2O3 tunnel barrier contacts electrical spin injection into GaAs", Appl. Phys. Lett., 84, 4334 (2004).

  • 2003

  • A. T. Hanbicki, O. M. J. van 't Erve, R. Mango, G. Kioseoglou, C. H. Li, B. T. Jonker, G. Itskos, R. Mallory, M. Yasar, and A. Petrou, "Analysis of the transport process providing spin injection through an Fe/AlGaAs Schottky barrier", Appl. Phys. Lett. 82, 4092 (2003).

  • 2002

  • R. M. Stroud, A. T. Hanbicki, Y. D. Park, G. Kioseoglou, A. G. Petukhov, B. T. Jonker, G. Itskos, and A. Petrou, "Reduction of Spin Injection Efficiency by Interface Defect Spin Scattering in ZnMnSe/AlGaAs - GaAs Spin-Polarized Light-Emitting Diodes", Phys. Rev. Lett. 89, 166602 (2002).

  • A. T. Hanbicki, B. T. Jonker, G. Itskos, G. Kioseoglou, and A. Petrou, "Efficient electrical spin injection from a magnetic metal/tunnel barrier contact into a semiconductor", Appl. Phys. Lett. 80, 1240 (2002).

  • H. A. Nickel, T. M. Yeo, A. B. Dzyubenko,B. D. McCombe, A. Petrou, A. Yu. Sivachenko, W. Schaff, and V. Umansky, "Internal Transitions of Negatively Charged Magnetoexcitons and Many Body Effects in a Two-Dimensional Electron Gas", Phys. Rev. Lett. 88, 056801 (2002).

  • 2001

  • B. T. Jonker, A. T. Hanbicki, Y. D. Park, G. Itskos, M. Furis, G. Kioseoglou, A. Petrou, and X. Wei, "Quantifying electrical spin injection: Component-resolved electroluminescence from spin-polarized light-emitting diodes", Appl. Phys. Lett. 79, 3098 (2001).

  • 2000

  • Y. D. Park, B. T. Jonker, B. R. Bennett, G. Itskos, M. Furis, G. Kioseoglou, and A. Petrou, "Electrical spin injection across air-exposed epitaxially regrown semiconductor interfaces", Appl. Phys. Lett. 77, 3989 (2000).

  • B. T. Jonker, Y. D. Park, B. R. Bennett, H. D. Cheong, G. Kioseoglou, and A. Petrou, "Robust electrical spin injection into a semiconductor heterostructure", Phys. Rev. B 62, 8180 (2000).

  • H. A. Nickel, G. Kioseoglou, T. Yeo, H. D. Cheong, A. Petrou, B. D. McCombe, D. Broido, K. K. Bajaj, and R. A. Lewis, "Internal transitions of confined neutral magnetoexcitons in GaAs/AlxGa(1 - x)As quantum wells", Phys. Rev. B 62, 2773 (2000).

  • H. C. Chang, G. Kioseoglou, E. H. Lee, J. Haetty, M. H. Na, Y. Xuan, H. Luo, A. Petrou, and A. N. Cartwright, "Lasing modes in equilateral-triangular laser cavities", Phys. Rev. A 62, 013816 (2000).

  • G. Kioseoglou, H. D. Cheong, T. Yeo, H. A. Nickel, A. Petrou, B. D. McCombe, A. Yu. Sivachenko, A. B. Dzyubenko, and W. Schaff, "Reflectance-based optically detected resonance studies of neutral and negatively charged donors in GaAs/AlxGa(1 - x)As quantum wells", Phys. Rev. B 61, 5556 (2000).

  • G. Kioseoglou, H. D. Cheong, H. A. Nickel, A. Petrou, B. D. McCombe, and W. Schaff, "Photoluminescence and reflectance studies of negatively charged excitons in GaAs/Al0.3Ga0.7 As quantum-well structures", Phys. Rev. B 61, 4780 (2000).