Publications & Conferences

Conferences

2016

  • Eighth Joint BER II and BESSY II User Meeting, December 7 – 9, 2016, Berlin (Germany)
    – T. Kunze, P. Jackson, D. Hariskos, A. Siebert, C. Hartmann, X. Kozina, R. Felix, D. Gerlach, Y. Yamashita, S. Ueda, T. Chikyow, R. G. Wilks, W. Witte, and M. Bär, In-depth analysis of the Zn(O,S) / Cu(In,Ga)Se2 interface formation, VISUAL PRESENTATION
  • PVSEC-26, October 24 – 28, 2016, Singapore
    – N. Nicoara, T. Kunze, D. Hariskos, P. Jackson, R. Félix, R.G. Wilks, W. Witte, M. Bär, and S. Sadewasser, Spatially-resolved insight into the formation of the CdS/Cu(In,Ga)Se2 interface – evidence for chemical and electronic non-uniformities, ORAL PRESENTATION
  • BESSY II Foresight Workshop on Energy Materials Research, October 10 – 11, 2016, Berlin (Germany)
    – T. Kunze, P. Jackson, D. Hariskos, W. Witte, D. Gerlach, Y. Yamashita, T. Chikyow, S. Ueda, A. Siebert, C. Hartmann, X. Kozina, R. Felix, R. G. Wilks, and M. Bär, Monitoring the formation of the Zn(O,S) / Cu(In,Ga)Se2 interface, VISUAL PRESENTATION
  • ICTMC-20, September 5 – 9, 2016, Halle (Saale) (Germany)
    M. H. Wolter, P. Reinhard, B. Bissig, P. Jackson, and S. Siebentritt, Correcting for interference effects in photoluminescence in Cu(In,Ga)Se2 based thin films, VISUAL PRESENTATION
  • 16th EMC, August 28 – September 2, 2016, Lyon (France)
    – C. Castro, M. Raghuwanshi, P. Pareige, S. Duguay, E. Cadel, W. Witte, P. Jackson, D. Hariskos, F. Kessler, S. Buecheler, R. Carron, E. Avancini, B. Bissig, and A. N. Tiwari, Combining TEM and APT for a better understanding of super high efficiency Cu(In,Ga)Se2 thin film solar cells, VISUAL PRESENTATION
  • 32nd EU PVSEC, June 20 – 24, 2016, Munich (Germany)
    – W. Witte, P. Jackson, D. Hariskos, F. Kessler, S. Buecheler, R. Carron, E. Avancini, B. Bissig, S. Siebentritt, F. Werner, M. Wolter, P. Pareige, P. Muguerou, S. Duguay, E. Cadel, C. Castro, M. Raghuwanshi, R. Menozzi, G. Sozzi, E. Bourgeois, G. Degutis, A. Hardy, M. Bär, R. G. Wilks, T. Kunze, S. Sadewasser, N. Nicoara, M. Puska, M. Fedina, H.-P. Komsa, V. Havu, D. Bremaud, B. Dimmler, R. Wächter, and A. N. Tiwari, Super high efficiency Cu(In,Ga)Se2 thin-film solar cells approaching 25%: Results of the EU project Sharc25, VISUAL PRESENTATION
  • 43rd IEEE PVSC, June 5 – 10, 2016, Portland, OR (USA)
    – E. Handick, P. Reinhard, R. G. Wilks, F. Pianezzi, T. Kunze, D. Kreikemeyer-Lorenzo, L. Weinhardt, M. Blum, W. Yang, M. Gorgoi, E. Ikenaga, D. Gerlach, S. Ueda, Y. Yamashita, T. Chikyow, C. Heske, S. Buecheler, A. N. Tiwari, and M. Bär, NaF/KF post-deposition treatment induced formation of a K-In-Se – type surface species on Cu(In,Ga)Se2 thin-film solar cell absorbers, ORAL PRESENTATION
    – G. Sozzi, M. Lazzarini, R. Menozzi, R. Carron, E. Avancini, B. Bissig, S. Buecheler, and A. N. Tiwari, A numerical study of the use of C-V characteristics to extract the doping density of CIGS absorbers, VISUAL PRESENTATION
    – G. Sozzi, S. Di Napoli, R. Menozzi, R. Carron, E. Avancini, B. Bissig, S. Buecheler, and A. N. Tiwari, Analysis of Ga grading in CIGS absorbers with different Cu content, VISUAL PRESENTATION
  • EU PV Clusters 3rd workshop and General Assembly, May 25 – 26, 2016, Barcelona (Spain)
    – W. Witte, Super high efficiency Cu(In,Ga)Se2 thin-film solar cells approaching 25%, ORAL PRESENTATION
  • E-MRS Spring Meeting, May 2 – 6, 2016, Lille (France)
    – R. Carron, E. Avancini, B. Bissig, P. A. Losio, B. Ruhstaller, J. Steinhauser, S. Buecheler, and A. N. Tiwari, Refractive indices of layers of Cu(In,Ga)Se2 solar cells, ORAL PRESENTATION
    – M. Fedina, H.-P. Komsa, V. Havu, and M. Puska, Native defects and alkali metal impurities in CIGS materials, first principles calculations revisited, VISUAL PRESENTATION
  • Physics Days 2016, March 29 – 31, 2016, Oulu (Finland)
    – M. Fedina, H.-P. Komsa, V. Havu, and M. Puska, Native point defects and alkali metal impurities in CIGS materials, first principles calculations revisited, ORAL PRESENTATION

2015

  • Seventh Joint BER II and BESSY II User Meeting, December 9 – 11, 2015, Berlin (Germany)
    – T. Kunze, P. Jackson, D. Hariskos, W. Witte, D. Gerlach, Y. Yamashita, T. Chikyow, S. Ueda, R. Felix, R. G. Wilks, and M. Bär, Monitoring the formation of the CdS / Cu(In,Ga)Se2 interface, VISUAL PRESENTATION

Publications (peer reviewed)

2017

  • G. Sozzi, S. Di Napoli, R. Menozzi, B. Bissig, S. Buecheler, and A. N. Tiwari, Impact of front-side point contact/passivation geometry on thin-film solar cell performance, Sol. Energy Mater. Sol. Cells 165 (2017) 94
    DOI: 10.1016/j.solmat.2017.02.031
  • M. H. Wolter, B. Bissig, P. Reinhard, S. Buecheler, P. Jackson, and S. Siebentritt, Correcting for interference effects in the photoluminescence of Cu(In,Ga)Se2 thin films, Phys. Stat. Sol. C 14 (2017) 1600189
    DOI: 10.1002/pssc.201600189
  • M. Malitckaya, H.-P. Komsa, V. Havu, and M. J. Puska, First-principles modeling of point defects and complexes in thin-film solar-cell absorber CuInSe2, Adv. Electron. Mater. (2017) 1600353
    DOI: 10.1002/aelm.201600353
  • E. Handick, P. Reinhard, R. G. Wilks, F. Pianezzi, T. Kunze, D. Kreikemeyer-Lorenzo, L. Weinhardt, M. Blum, W. Yang, M. Gorgoi, E. Ikenaga, D. Gerlach, S. Ueda, Y. Yamashita, T. Chikyow, C. Heske, S. Buecheler, A. N. Tiwari, and M. Bär, Formation of a K-In-Se Surface Species by NaF/KF Postdeposition Treatment of Cu(In,Ga)Se2 Thin-Film Solar Cell Absorbers, ACS Appl. Mater. Interfaces 9 (2017) 3581
    DOI: 10.1021/acsami.6b11892

2016

  • E. Avancini, R. Carron, B. Bissig, P. Reinhard, R. Menozzi, G. Sozzi, S. Di Napoli, T. Feurer, S. Nishiwaki, S. Buecheler and A. N. Tiwari, Impact of compositional grading and over all Cu deficiency on the near-infrared response in Cu(In,Ga)Se2 solar cells, Prog. Photovolt: Res. Appl. 25 (2016) 233
    DOI: 10.1002/pip.2850
  • P. Jackson, R. Wuerz, D. Hariskos, E. Lotter, W. Witte, and M. Powalla, Effects of heavy alkali elements in Cu(In,Ga)Se2 solar cells with efficiencies up to 22.6%, Phys. Stat. Sol. (RRL) 10 (2016) 583
    DOI: 10.1002/pssr.201600199

Conference proceedings

2016

  • G. Sozzi, M. Lazzarini, R. Menozzi, R. Carron, E. Avancini, B. Bissig, S. Buecheler, and A. N. Tiwari, A numerical study of the use of C-V characteristics to extract the doping density of CIGS absorbers, Proceedings of the 43rd IEEE Photovoltaics Specialists conference (PVSC), Portland, OR, USA, June 5 – 10, 2016, pp. 2283 – 2288  DOI: 10.1109/PVSC.2016.7750043
  • G. Sozzi, S. Di Napoli, R. Menozzi, R. Carron, E. Avancini, B. Bissig, S. Buecheler, and A. N. Tiwari, Analysis of Ga grading in CIGS absorbers with different Cu content, Proceedings of the 43rd IEEE Photovoltaics Specialists conference (PVSC), Portland, OR, USA, June 5 – 10, 2016, pp. 2279 – 2282 DOI: 10.1109/PVSC.2016.7750042
  • E. Handick, P. Reinhard, R. G. Wilks, F. Pianezzi, R. Félix, M. Gorgoi, T. Kunze, S. Buecheler, A. N. Tiwari, and M. Bär, NaF/KF post-deposition treatment and their influence on the structure of Cu(In,Ga)Se2 absorber surfaces, Proceedings of the 43rd IEEE Photovoltaics Specialists conference (PVSC), Portland, OR, USA, June 5 – 10, 2016, pp. 0017 – 0021 DOI: 10.1109/PVSC.2016.7749400