| 2019 | A simple and robust route toward flexible CIGS photovoltaic devices on polymer substrates: Atomic level microstructural analysis and local opto-electronic investigation | 조윌렴; 윤석현 | Article |
| 2020 | Carrier transport and surface potential over phase variations in the surface and bulk of highly efficient Cu2ZnSn(S,Se)(4) solar cells | 조윌렴; 윤석현 | Article |
| 2021 | Chemical tailoring of sodium content for optimization of interfacial band bending and alignment in flexible kesterite solar cells | 조윌렴; 조윤애 | Article |
| 2016 | Effects of Mo back-contact annealing on surface potential and carrier transport in Cu2ZnSnS4 thin film solar cells | 조윌렴 | Article |
| 2019 | Enhanced carrier transport over grain boundaries in lead-free CH3NH3Sn(I1-xBrx)(3) (0 <= x <= 1) perovskite solar cells | 조윌렴 | Article |
| 2016 | Identification of marcasite in pyrite FeS2 thin films and the films' carrier transport characteristics | 조윌렴; 윤석현 | Article |
| 2023 | Photo-excited carrier transport and secondary phases of Na-engineered kesterite flexible thin films | 조윌렴; 조윤애 | Article |
| 2020 | Point defects, compositional fluctuations, and secondary phases in non-stoichiometric kesterites | 조윌렴 | Review |
| 2018 | Role of Na in solution-processed CuInSe2 (CISe) devices: A different story for improving efficiency | 조윌렴 | Article |
| 2018 | Single Phase Formation of SnS Competing with SnS2 and Sn2S3 for Photovoltaic Applications: Optoelectronic Characteristics of Thin Film Surfaces and Interfaces | 조윌렴; 윤석현 | Article |
| 2020 | Sodium-assisted passivation of grain boundaries and defects in Cu2ZnSnSe4 thin films | 조윌렴; 윤석현 | Article |
| 2018 | The alterations of carrier separation in kesterite solar cells | 조윌렴 | Article |
| 2020 | Unraveling interface characteristics of Zn(O,S)/Cu(In,Ga)Se-2 at nanoscale: Enhanced hole transport by tuning band offsets | 조윌렴; 윤석현 | Article |
