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Tayfun Gokmen, Ph.D. - Publications

Affiliations: 
2010 Princeton University, Princeton, NJ 
Area:
physics of semiconductors
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55 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2017 Sardashti K, Chagarov E, Antunez PD, Gershon TS, Ueda ST, Gokmen T, Bishop D, Haight R, Kummel AC. Nanoscale Characterization of Back Surfaces and Interfaces in Thin-Film Kesterite Solar Cells. Acs Applied Materials & Interfaces. PMID 28452464 DOI: 10.1021/Acsami.7B01838  0.302
2017 Haight R, Gershon T, Gunawan O, Antunez P, Bishop D, Lee YS, Gokmen T, Sardashti K, Chagarov E, Kummel A. Industrial perspectives on earth abundant, multinary thin film photovoltaics Semiconductor Science and Technology. 32: 033004. DOI: 10.1088/1361-6641/Aa5C18  0.556
2017 Gershon T, Gunawan O, Gokmen T, Brew KW, Singh S, Hopstaken M, Poindexter JR, Barnard ES, Buonassisi T, Haight R. Analysis of loss mechanisms in Ag2ZnSnSe4 Schottky barrier photovoltaics Journal of Applied Physics. 121: 174501. DOI: 10.1063/1.4982906  0.604
2017 Gershon T, Bishop D, Antunez P, Singh S, Brew KW, Lee YS, Gunawan O, Gokmen T, Todorov T, Haight R. Unconventional kesterites: The quest to reduce band tailing in CZTSSe Current Opinion in Green and Sustainable Chemistry. 4: 29-36. DOI: 10.1016/J.Cogsc.2017.01.003  0.598
2017 Antunez PD, Bishop DM, Lee YS, Gokmen T, Gunawan O, Gershon TS, Todorov TK, Singh S, Haight R. Back Contact Engineering for Increased Performance in Kesterite Solar Cells Advanced Energy Materials. 7: 1602585. DOI: 10.1002/Aenm.201602585  0.645
2015 Gunawan O, Gokmen T, Mitzi DB. High intensity and integrated Suns-Voc characterization of high performance kesterite solar cells 2015 Ieee 42nd Photovoltaic Specialist Conference, Pvsc 2015. DOI: 10.1109/PVSC.2015.7355690  0.675
2015 Gershon BT, Lee YS, Mankad R, Gunawan O, Gokmen T, Bishop D, McCandless B, Guha S. The impact of sodium on the sub-bandgap states in CZTSe and CZTS Applied Physics Letters. 106. DOI: 10.1063/1.4916635  0.618
2015 Sardashti K, Haight R, Gokmen T, Wang W, Chang LY, Mitzi DB, Kummel AC. Impact of nanoscale elemental distribution in high-performance kesterite solar cells Advanced Energy Materials. 5. DOI: 10.1002/Aenm.201402180  0.583
2015 Gunawan O, Gokmen T, Mitzi DB. Device Characteristics of Hydrazine-Processed CZTSSe Copper Zinc Tin Sulfide-Based Thin-Film Solar Cells. 387-411. DOI: 10.1002/9781118437865.ch17  0.704
2014 Kim J, Hiroi H, Todorov TK, Gunawan O, Kuwahara M, Gokmen T, Nair D, Hopstaken M, Shin B, Lee YS, Wang W, Sugimoto H, Mitzi DB. High efficiency Cu2ZnSn(S,Se)4 solar cells by applying a double In2S3/CdS emitter. Advanced Materials (Deerfield Beach, Fla.). 26: 7427-31. PMID 25155874 DOI: 10.1002/Adma.201402373  0.688
2014 Gershon T, Gokmen T, Gunawan O, Haight R, Guha S, Shin B. Understanding the relationship between Cu2ZnSn(S,Se)4 material properties and device performance Mrs Communications. 4: 159-170. DOI: 10.1557/Mrc.2014.34  0.605
2014 Todorov T, Sugimoto H, Gunawan O, Gokmen T, Mitzi DB. High-efficiency devices with pure solution-processed Cu2 ZnSn(S,Se)4 Absorbers Ieee Journal of Photovoltaics. 4: 483-485. DOI: 10.1109/Jphotov.2013.2287754  0.699
2014 Gunawan O, Gokmen T, Mitzi DB. Suns- VOC characteristics of high performance kesterite solar cells Journal of Applied Physics. 116. DOI: 10.1063/1.4893315  0.708
2014 Gokmen T, Gunawan O, Mitzi DB. Semi-empirical device model for Cu2ZnSn(S,Se)4 solar cells Applied Physics Letters. 105. DOI: 10.1063/1.4890844  0.718
2014 Guo L, Zhu Y, Gunawan O, Gokmen T, Deline VR, Ahmed S, Romankiw LT, Deligianni H. Electrodeposited Cu2ZnSnSe4 thin film solar cell with 7% power conversion efficiency Progress in Photovoltaics: Research and Applications. 22: 58-68. DOI: 10.1002/Pip.2332  0.626
2014 Lee YS, Gershon T, Gunawan O, Todorov TK, Gokmen T, Virgus Y, Guha S. Cu2ZnSnSe4 thin-film solar cells by thermal co-evaporation with 11.6% efficiency and improved minority carrier diffusion length Advanced Energy Materials. 5. DOI: 10.1002/Aenm.201401372  0.583
2014 Wang W, Winkler MT, Gunawan O, Gokmen T, Todorov TK, Zhu Y, Mitzi DB. Device characteristics of CZTSSe thin-film solar cells with 12.6% efficiency Advanced Energy Materials. 4. DOI: 10.1002/Aenm.201301465  0.686
2014 Kim J, Hiroi H, Todorov TK, Gunawan O, Kuwahara M, Gokmen T, Nair D, Hopstaken M, Shin B, Lee YS, Wang W, Sugimoto H, Mitzi DB. Solar Cells: High Efficiency Cu2ZnSn(S,Se)4Solar Cells by Applying a Double In2S3/CdS Emitter (Adv. Mater. 44/2014) Advanced Materials. 26: 7426-7426. DOI: 10.1002/Adma.201470303  0.589
2013 Gershon T, Shin B, Gokmen T, Lu S, Bojarczuk N, Guha S. Relationship between Cu2ZnSnS4 quasi donor-acceptor pair density and solar cell efficiency Applied Physics Letters. 103. DOI: 10.1063/1.4829920  0.362
2013 Gershon T, Shin B, Bojarczuk N, Gokmen T, Lu S, Guha S. Photoluminescence characterization of a high-efficiency Cu 2ZnSnS4 device Journal of Applied Physics. 114. DOI: 10.1063/1.4825317  0.35
2013 Gokmen T, Gunawan O, Mitzi DB. Minority carrier diffusion length extraction in Cu2ZnSn(Se,S) 4 solar cells Journal of Applied Physics. 114. DOI: 10.1063/1.4821841  0.71
2013 Gokmen T, Gunawan O, Todorov TK, Mitzi DB. Band tailing and efficiency limitation in kesterite solar cells Applied Physics Letters. 103. DOI: 10.1063/1.4820250  0.738
2013 Todorov TK, Gunawan O, Gokmen T, Mitzi DB. Solution-processed Cu(In,Ga)(S,Se)2 absorber yielding a 15.2% efficient solar cell Progress in Photovoltaics: Research and Applications. 21: 82-87. DOI: 10.1002/Pip.1253  0.707
2013 Todorov TK, Tang J, Bag S, Gunawan O, Gokmen T, Zhu Y, Mitzi DB. Beyond 11% effi ciency: Characteristics of state-of-the-art Cu 2ZnSn(S,Se)4Solar Cells Advanced Energy Materials. 3: 34-38. DOI: 10.1002/Aenm.201200348  0.731
2012 Gunawan O, Gokmen T, Shin BS, Guha S. Device characteristics of high performance Cu2ZnSnS4 solar cell Conference Record of the Ieee Photovoltaic Specialists Conference. 3001-3003. DOI: 10.1109/PVSC.2012.6318215  0.583
2012 Miller DW, Warren CW, Gunawan O, Gokmen T, Mitzi DB, Cohen JD. Electronically active defects in the Cu 2ZnSn(Se,S) 4 alloys as revealed by transient photocapacitance spectroscopy Applied Physics Letters. 101. DOI: 10.1063/1.4754834  0.711
2012 Gunawan O, Gokmen T, Warren CW, Cohen JD, Todorov TK, Barkhouse DAR, Bag S, Tang J, Shin B, Mitzi DB. Electronic properties of the Cu 2ZnSn(Se,S) 4 absorber layer in solar cells as revealed by admittance spectroscopy and related methods Applied Physics Letters. 100. DOI: 10.1063/1.4729751  0.764
2012 Shahrjerdi D, Bedell SW, Ebert C, Bayram C, Hekmatshoar B, Fogel K, Lauro P, Gaynes M, Gokmen T, Ott JA, Sadana DK. High-efficiency thin-film InGaP/InGaAs/Ge tandem solar cells enabled by controlled spalling technology Applied Physics Letters. 100. DOI: 10.1063/1.3681397  0.321
2012 Bag S, Gunawan O, Gokmen T, Zhu Y, Todorov TK, Mitzi DB. Low band gap liquid-processed CZTSe solar cell with 10.1% efficiency Energy and Environmental Science. 5: 7060-7065. DOI: 10.1039/C2Ee00056C  0.765
2012 Bag S, Gunawan O, Gokmen T, Zhu Y, Mitzi DB. Hydrazine-processed Ge-substituted CZTSe solar cells Chemistry of Materials. 24: 4588-4593. DOI: 10.1021/Cm302881G  0.751
2012 Barkhouse DAR, Gunawan O, Gokmen T, Todorov TK, Mitzi DB. Device characteristics of a 10.1% hydrazine-processed Cu 2ZnSn(Se,S) 4 solar cell Progress in Photovoltaics: Research and Applications. 20: 6-11. DOI: 10.1002/Pip.1160  0.717
2011 Chiu Y, Padmanabhan M, Gokmen T, Shabani J, Tutuc E, Shayegan M, Winkler R. Effective mass and spin susceptibility of dilute two-dimensional holes in GaAs Physical Review B - Condensed Matter and Materials Physics. 84. DOI: 10.1103/Physrevb.84.155459  0.813
2010 Padmanabhan M, Gokmen T, Shayegan M. Ferromagnetic fractional quantum Hall states in a valley-degenerate two-dimensional electron system. Physical Review Letters. 104: 016805. PMID 20366382 DOI: 10.1103/Physrevlett.104.016805  0.726
2010 Gokmen T, Padmanabhan M, Shayegan M. Contrast between spin and valley degrees of freedom Physical Review B - Condensed Matter and Materials Physics. 81. DOI: 10.1103/Physrevb.81.235305  0.721
2010 Gokmen T, Shayegan M. Density and strain dependence of ν=1 energy gap in a valley-degenerate AlAs quantum well Physical Review B - Condensed Matter and Materials Physics. 81. DOI: 10.1103/Physrevb.81.115336  0.589
2010 Padmanabhan M, Gokmen T, Shayegan M. Composite fermion valley polarization energies: Evidence for particle-hole asymmetry Physical Review B - Condensed Matter and Materials Physics. 81. DOI: 10.1103/Physrevb.81.113301  0.677
2010 Gokmen T, Padmanabhan M, Shayegan M. Transference of transport anisotropy to composite fermions Nature Physics. 6: 621-624. DOI: 10.1038/Nphys1684  0.703
2010 Gokmen T, Padmanabhan M, Shayegan M. Temperature dependence of piezoresistance of composite Fermions with a valley degree of freedom Solid State Communications. 150: 1165-1168. DOI: 10.1016/J.Ssc.2010.04.024  0.682
2009 Shabani J, Gokmen T, Chiu YT, Shayegan M. Evidence for developing fractional quantum Hall states at even denominator 1/2 and 1/4 fillings in asymmetric wide quantum wells. Physical Review Letters. 103: 256802. PMID 20366273 DOI: 10.1103/Physrevlett.103.256802  0.716
2009 Shabani J, Gokmen T, Shayegan M. Correlated states of electrons in wide quantum wells at low fillings: the role of charge distribution symmetry. Physical Review Letters. 103: 046805. PMID 19659383 DOI: 10.1103/Physrevlett.103.046805  0.735
2009 Padmanabhan M, Gokmen T, Shayegan M. Density dependence of valley polarization energy for composite fermions Physical Review B - Condensed Matter and Materials Physics. 80. DOI: 10.1103/Physrevb.80.035423  0.702
2009 Asgari R, Gokmen T, Tanatar B, Padmanabhan M, Shayegan M. Effective mass suppression in a ferromagnetic two-dimensional electron liquid Physical Review B - Condensed Matter and Materials Physics. 79. DOI: 10.1103/Physrevb.79.235324  0.704
2009 Gokmen T, Padmanabhan M, Vakili K, Tutuc E, Shayegan M. Effective mass suppression upon complete spin-polarization in an isotropic two-dimensional electron system Physical Review B - Condensed Matter and Materials Physics. 79. DOI: 10.1103/Physrevb.79.195311  0.83
2008 Gokmen T, Padmanabhan M, Shayegan M. Dependence of effective mass on spin and valley degrees of freedom. Physical Review Letters. 101: 146405. PMID 18851552 DOI: 10.1103/Physrevlett.101.146405  0.744
2008 Padmanabhan M, Gokmen T, Bishop NC, Shayegan M. Effective mass suppression in dilute, spin-polarized two-dimensional electron systems. Physical Review Letters. 101: 026402. PMID 18764203 DOI: 10.1103/Physrevlett.101.026402  0.789
2008 Gunawan O, Gokmen T, Shkolnikov YP, De Poortere EP, Shayegan M. Anomalous giant piezoresistance in AlAs 2D electron systems with antidot lattices. Physical Review Letters. 100: 036602. PMID 18233015 DOI: 10.1103/Physrevlett.100.036602  0.802
2008 Tsukazaki A, Ohtomo A, Kawasaki M, Akasaka S, Yuji H, Tamura K, Nakahara K, Tanabe T, Kamisawa A, Gokmen T, Shabani J, Shayegan M. Spin susceptibility and effective mass of two-dimensional electrons in Mgx Zn1-x O/ZnO heterostructures Physical Review B - Condensed Matter and Materials Physics. 78. DOI: 10.1103/Physrevb.78.233308  0.766
2008 Gokmen T, Padmanabhan M, Gunawan O, Shkolnikov YP, Vakili K, De Poortere EP, Shayegan M. Parallel magnetic-field tuning of valley splitting in AlAs two-dimensional electrons Physical Review B - Condensed Matter and Materials Physics. 78. DOI: 10.1103/Physrevb.78.233306  0.781
2008 Padmanabhan M, Gokmen T, Shayegan M. Enhancement of valley susceptibility upon complete spin polarization Physical Review B - Condensed Matter and Materials Physics. 78. DOI: 10.1103/Physrevb.78.161301  0.739
2008 Gunawan O, Gokmen T, De Poortere EP, Shayegan M. Characterization of the anomalous giant piezoresistance in AlAs two-dimensional electrons with anti-dot lattices Semiconductor Science and Technology. 23: 085005. DOI: 10.1088/0268-1242/23/8/085005  0.796
2008 Bishop NC, Padmanabhan M, Gunawan O, Gokmen T, De Poortere EP, Shkolnikov YP, Tutuc E, Vakili K, Shayegan M. Valley susceptibility of interacting electrons and composite fermions Physica E: Low-Dimensional Systems and Nanostructures. 40: 986-989. DOI: 10.1016/J.Physe.2007.08.067  0.785
2007 Gokmen T, Padmanabhan M, Tutuc E, Shayegan M, De Palo S, Moroni S, Senatore G. Spin susceptibility of interacting two-dimensional electrons with anisotropic effective mass Physical Review B - Condensed Matter and Materials Physics. 76. DOI: 10.1103/Physrevb.76.233301  0.794
2007 Gunawan O, Gokmen T, Vakili K, Padmanabhan M, De Poortere EP, Shayegan M. Spin-valley phase diagram of the two-dimensional metal-insulator transition Nature Physics. 3: 388-391. DOI: 10.1038/Nphys596  0.786
2006 Gunawan O, Shkolnikov YP, Vakili K, Gokmen T, De Poortere EP, Shayegan M. Valley susceptibility of an interacting two-dimensional electron system. Physical Review Letters. 97: 186404. PMID 17155564 DOI: 10.1103/Physrevlett.97.186404  0.8
2006 Vakili K, Gokmen T, Gunawan O, Shkolnikov YP, De Poortere EP, Shayegan M. Dependence of persistent gaps at landau level crossings on relative spin. Physical Review Letters. 97: 116803. PMID 17025916 DOI: 10.1103/Physrevlett.97.116803  0.787
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