By Dr Kaiwen Sun

Journal articles

Xu C; Wright M; Ping D; Yi H; Zhang X; Mahmud MDA; Sun K; Upama MB; Haque F; Uddin A, 2018, 'Ternary blend organic solar cells with a non-fullerene acceptor as a third component to synergistically improve the efficiency', Organic Electronics, 62, pp. 261 - 268, http://dx.doi.org/10.1016/j.orgel.2018.08.029

Di Y; Zeng Q; Huang C; Tang D; Sun K; Yan C; Wang Y; Ke S; Jiang L; Hao X; Lai Y; Liu F, 2018, 'Thermal-evaporated selenium as a hole-transporting material for planar perovskite solar cells', Solar Energy Materials and Solar Cells, 185, pp. 130 - 135, http://dx.doi.org/10.1016/j.solmat.2018.05.022

Kang L; Zhao L; Jiang L; Yan C; Sun K; Ng BK; Gao C; Liu F, 2018, 'In situ growth of CuSbS2 thin films by reactive co-sputtering for solar cells', Materials Science in Semiconductor Processing, 84, pp. 101 - 106, http://dx.doi.org/10.1016/j.mssp.2018.05.004

Kang L; Zhao L; Jiang L; Yan C; Sun K; Ng BK; Gao C; Liu F, 2018, 'In situ growth of CuSbS2 thin films by reactive co-sputtering for solar cells', MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING, 84, pp. 101 - 106, http://dx.doi.org/10.1016/j.mssp.2018.05.004

Park J; Huang J; Yun J; Liu F; Ouyang Z; Sun H; Yan C; Sun K; Kim K; Seidel J; Chen S; Green MA; Hao X, 2018, 'The Role of Hydrogen from ALD-Al2O3 in Kesterite Cu2ZnSnS4 Solar Cells: Grain Surface Passivation', Advanced Energy Materials, 8, http://dx.doi.org/10.1002/aenm.201701940

Sun K; Liu F; Huang J; Yan C; Song N; Sun H; Xue C; Zhang Y; Pu A; Shen Y; Stride JA; Green M; Hao X, 2018, 'Flexible kesterite Cu2ZnSnS4 solar cells with sodium-doped molybdenum back contacts on stainless steel substrates', Solar Energy Materials and Solar Cells, 182, pp. 14 - 20, http://dx.doi.org/10.1016/j.solmat.2018.02.036

Chen Z; Sun K; Su Z; Liu F; Tang D; Xiao H; Shi L; Jiang L; Hao X; Lai Y, 2018, 'Solution-Processed Trigonal Cu2BaSnS4 Thin-Film Solar Cells', ACS Applied Energy Materials, 1, pp. 3420 - 3427, http://dx.doi.org/10.1021/acsaem.8b00514

Sun K; Yan C; Huang J; Sun K; Sun H; Jiang L; Deng X; Stride J; Hao X; Liu F, 2018, 'Minority lifetime and efficiency improvement for CZTS solar cells via Cd ion soaking and post treatment', Journal of Alloys and Compounds, 750, pp. 328 - 332, http://dx.doi.org/10.1016/j.jallcom.2018.03.401

Park J; Huang J; Sun K; Ouyang Z; Liu F; Yan C; Sun H; Pu A; Green M; Hao X, 2018, 'The effect of thermal evaporated MoO3 intermediate layer as primary back contact for kesterite Cu2ZnSnS4 solar cells', Thin Solid Films, 648, pp. 39 - 45, http://dx.doi.org/10.1016/j.tsf.2018.01.012

Huang J; Yan C; Sun K; Liu F; Sun H; Pu A; Liu X; Green M; Hao X, 2018, 'Boosting the kesterite Cu2ZnSnS4 solar cells performance by diode laser annealing', Solar Energy Materials and Solar Cells, 175, pp. 71 - 76, http://dx.doi.org/10.1016/j.solmat.2017.10.009

Yan C; Huang J; Sun K; Johnston S; Zhang Y; Sun H; Pu A; He M; Liu F; Eder K; Yang L; Cairney JM; Ekins-Daukes NJ; Hameiri Z; Stride JA; Chen S; Green MA; Hao X, 2018, 'Cu2ZnSnS4 solar cells with over 10% power conversion efficiency enabled by heterojunction heat treatment', Nature Energy, 3, pp. 764 - 764, http://dx.doi.org/10.1038/s41560-018-0206-0

Liu X; Zhang Y; Shi L; Liu Z; Huang J; Yun JS; Zeng Y; Pu A; Sun K; Hameiri Z; Stride JA; Seidel J; Green MA; Hao X, 2018, 'Exploring inorganic binary alkaline halide to passivate defects in low-temperature-processed planar-structure hybrid perovskite solar cells', Advanced Energy Materials, 8, pp. 1800138 - 1800138, http://dx.doi.org/10.1002/aenm.201800138

Zeng Q; Di Y; Huang C; Sun K; Zhao Y; Xie H; Niu D; Jiang L; Hao X; Lai Y; Liu F, 2018, 'Famatinite Cu3SbS4 nanocrystals as hole transporting material for efficient perovskite solar cells', Journal of Materials Chemistry C, 6, pp. 7989 - 7993, http://dx.doi.org/10.1039/c8tc02133c

Huang C; Lin P; Fu N; Sun K; Ye M; Liu C; Zhou X; Shu L; Hao X; Xu B; Zeng X; Wang Y; Ke S, 2018, 'Ionic liquid modified SnO2 nanocrystals as a robust electron transporting layer for efficient planar perovskite solar cells', Journal of Materials Chemistry A, 6, pp. 22086 - 22095, http://dx.doi.org/10.1039/c8ta04131h

Sun K; Huang J; Yan C; Pu A; Liu F; Sun H; Liu X; Fang Z; Stride JA; Green M; Hao X, 2018, 'Self-assembled nanometer-scale ZnS structure at the CZTS/ZnCdS heterointerface for high-efficiency wide band gap Cu 2 ZnSnS 4 solar cells', Chemistry of Materials, 30, pp. 4008 - 4016, http://dx.doi.org/10.1021/acs.chemmater.8b00009

Sun H; Sun KW; Huang JL; Yan C; Liu FY; Park JS; Pu A; Stride J; Green M; Hao XJ, 2017, 'Efficiency Enhancement of Kesterite Cu2ZnSnS4 Solar Cells via Solution-Processed Ultrathin Tin Oxide Intermediate Layer at Absorber/Buffer Interface', ACS Applied Energy Materials, 1, pp. 154 - 160, http://dx.doi.org/10.1021/acsaem.7b00044

Park J; Ouyang Z; Yan C; Sun K; Sun H; Liu F; Green M; Hao X, 2017, 'Hybrid Ag Nanowire-ITO as Transparent Conductive Electrode for Pure Sulfide Kesterite Cu2ZnSnS4 Solar Cells', Journal of Physical Chemistry C, 121, pp. 20597 - 20604, http://dx.doi.org/10.1021/acs.jpcc.7b05776

Liu F; Yan C; Sun K; Zhou F; Hao X; Green MA, 2017, 'Light-Bias-Dependent External Quantum Efficiency of Kesterite Cu2ZnSnS4 Solar Cells', ACS Photonics, 4, pp. 1684 - 1690, http://dx.doi.org/10.1021/acsphotonics.7b00151

Liu F; Huang J; Sun K; Yan C; Shen Y; Park J; Pu A; Zhou F; Liu X; Stride JA; Green MA; Hao X, 2017, 'Beyond 8% ultrathin kesterite Cu2ZnSnS4 solar cells by interface reaction route controlling and self-organized nanopattern at the back contact', NPG Asia Mater, 9, pp. e401, http://dx.doi.org/10.1038/am.2017.103

Cazzaniga A; Crovetto A; Yan C; Sun K; Hao X; Ramis Estelrich J; Canulescu S; Stamate E; Pryds N; Hansen O; Schou J, 2017, 'Ultra-thin Cu2ZnSnS4 solar cell by pulsed laser deposition', Solar Energy Materials and Solar Cells, 166, pp. 91 - 99, http://dx.doi.org/10.1016/j.solmat.2017.03.002

Pu A; Ma F; Yan C; Huang J; Sun K; Green M; Hao X, 2017, 'Sentaurus modelling of 6.9% Cu2ZnSnS4 device based on comprehensive electrical & optical characterization', Solar Energy Materials and Solar Cells, 160, pp. 372 - 381, http://dx.doi.org/10.1016/j.solmat.2016.10.053

Yan C; Sun K; Huang J; Johnston S; Liu F; Veettil BP; Sun K; Pu A; Zhou F; Stride JA; Green MA; Hao X, 2017, 'Beyond 11% Efficient Sulfide Kesterite Cu2ZnxCd1–xSnS4 Solar Cell: Effects of Cadmium Alloying', ACS Energy Letters, 2, pp. 930 - 936, http://dx.doi.org/10.1021/acsenergylett.7b00129

Yan C; Sun K; Liu F; Huang J; Zhou F; Hao X, 2017, 'Boost Voc of pure sulfide kesterite solar cell via a double CZTS layer stacks', Solar Energy Materials and Solar Cells, 160, pp. 7 - 11, http://dx.doi.org/10.1016/j.solmat.2016.09.027

Wang Y; Chen J; Jiang L; Sun K; Liu F; Lai Y, 2016, 'Photoelectrochemical properties of Bi2S3 thin films deposited by successive ionic layer adsorption and reaction (SILAR) method', Journal of Alloys and Compounds, 686, pp. 684 - 692, http://dx.doi.org/10.1016/j.jallcom.2016.06.065

Yan C; Liu F; Sun K; Song N; Stride JA; Zhou F; Hao X; Green M, 2016, 'Boosting the efficiency of pure sulfide CZTS solar cells using the In/Cd-based hybrid buffers', Solar Energy Materials and Solar Cells, 144, pp. 700 - 706, http://dx.doi.org/10.1016/j.solmat.2015.10.019

Sun K; Liu F; Yan C; Zhou F; Huang J; Shen Y; Liu R; Hao X, 2016, 'Influence of sodium incorporation on kesterite Cu2ZnSnS4 solar cells fabricated on stainless steel substrates', Solar Energy Materials and Solar Cells, 157, pp. 565 - 571, http://dx.doi.org/10.1016/j.solmat.2016.07.036

Tong Z; Zhang K; Sun K; Yan C; Liu F; Jiang L; Lai Y; Hao X; Li J, 2016, 'Modification of absorber quality and Mo-back contact by a thin Bi intermediate layer for kesterite Cu2ZnSnS4 solar cells', Solar Energy Materials and Solar Cells, 144, pp. 537 - 543, http://dx.doi.org/10.1016/j.solmat.2015.09.066

Liu F; Yan C; Huang J; Sun K; Zhou F; Stride JA; Green MA; Hao X, 2016, 'Nanoscale Microstructure and Chemistry of Cu2ZnSnS4/CdS Interface in Kesterite Cu2ZnSnS4 Solar Cells', Advanced Energy Materials, 6, pp. n/a - n/a, http://dx.doi.org/10.1002/aenm.201600706

Sun K; Yan C; Liu F; Huang J; Zhou F; Stride JA; Green M; Hao X, 2016, 'Over 9% Efficient Kesterite Cu2ZnSnS4 Solar Cell Fabricated by Using Zn1–xCdxS Buffer Layer', Advanced Energy Materials, 6, pp. n/a - n/a, http://dx.doi.org/10.1002/aenm.201600046

Liu X; Huang J; Zhou F; Liu F; Sun K; Yan C; Stride JA; Hao X, 2016, 'Understanding the Key Factors of Enhancing Phase and Compositional Controllability for 6% Efficient Pure-Sulfide Cu2ZnSnS4 Solar Cells Prepared from Quaternary Wurtzite Nanocrystals', Chemistry of Materials, 28, pp. 3649 - 3658, http://dx.doi.org/10.1021/acs.chemmater.5b04620

Zeng F; Sun K; Gong L; Jiang L; Liu F; Lai Y; Li J, 2015, 'Back contact-absorber interface modification by inserting carbon intermediate layer and conversion efficiency improvement in Cu2ZnSn(S,Se)4 solar cell', Physica Status Solidi Rapid Research Letters, 9, pp. 687 - 691, http://dx.doi.org/10.1002/pssr.201510280

Zhou F; Zeng F; Liu X; Liu F; Song N; Yan C; Pu A; Park J; Sun K; Hao X, 2015, 'Improvement of Jsc in a Cu2ZnSnS4 Solar Cell by Using a Thin Carbon Intermediate Layer at the Cu2ZnSnS4/Mo Interface', ACS Applied Materials and Interfaces, 7, pp. 22868 - 22873, http://dx.doi.org/10.1021/acsami.5b05652

Liu F; Shen S; Zhou F; Song N; Wen X; Stride JA; Sun K; Yan C; Hao X, 2015, 'Kesterite Cu2ZnSnS4 thin film solar cells by a facile DMF-based solution coating process', Journal of Materials Chemistry C, 3, pp. 10783 - 10792, http://dx.doi.org/10.1039/c5tc01750e

Han Z; Su Z; Sun K; Liu F; Lai Y; Li J; Liu Y, 2015, 'Cu2ZnSnS4 solar cells prepared with sulphurized sol-gel deposited precursors', Zhongnan Daxue Xuebao Ziran Kexue Ban Journal of Central South University Science and Technology, 46, pp. 2014 - 2019, http://dx.doi.org/10.11817/j.issn.1672-7207.2015.06.006

Liu X; Zhou F; Song N; Huang J; Yan C; Liu F; Sun K; Stride JA; Hao X; Green MA, 2015, 'Exploring the application of metastable wurtzite nanocrystals in pure-sulfide Cu2ZnSnS4 solar cells by forming nearly micron-sized large grains', Journal of Materials Chemistry A, http://dx.doi.org/10.1039/C5TA05813A

Liu F; Sun K; Li W; Yan C; Cui H; Jiang L; Hao X; Green MA, 2014, 'Enhancing the Cu2ZnSnS4 solar cell efficiency by back contact modification: Inserting a thin TiB2 intermediate layer at Cu2ZnSnS4/Mo interface', Applied Physics Letters, 104, http://dx.doi.org/10.1063/1.4863736

Sun KW; Su ZH; Han ZL; Liu FY; Lai YQ; Li J; Liu YX, 2014, 'Erratum: Fabrication of flexible Cu2ZnSnS4 (CZTS) solar cells by sulfurizing precursor films deposited via successive ionic layer absorption and reaction method', Wuli Xuebao Acta Physica Sinica, 63, http://dx.doi.org/10.7498/aps.63.029901

Su Z; Sun K; Han Z; Cui H; Liu F; Lai Y; Li J; Hao X; Liu Y; Green MA, 2014, 'Fabrication of Cu2ZnSnS4 solar cells with 5.1% efficiency via thermal decomposition and reaction using a non-toxic sol-gel route', Journal of Materials Chemistry A, 2, pp. 500 - 509, http://dx.doi.org/10.1039/c3ta13533k

Sun KW; Su ZH; Han ZL; Liu FY; Lai YQ; Li J; Liu YX, 2014, 'Fabrication of flexible Cu2ZnSnS4 (CZTS) solar cells by sulfurizing precursor films deposited via successive ionic layer absorption and reaction method', Wuli Xuebao Acta Physica Sinica, 63, http://dx.doi.org/10.7498/aps.63.018801

Sun K; Su Z; Yan C; Liu F; Cui H; Jiang L; Shen Y; Hao X; Liu Y, 2014, 'Flexible Cu2ZnSnS4 solar cells based on successive ionic layer adsorption and reaction method', Rsc Advances, 4, pp. 17703 - 17708, http://dx.doi.org/10.1039/c3ra47823h

Tang D; Wang Q; Liu F; Zhao L; Han Z; Sun K; Lai Y; Li J; Liu Y, 2013, 'An alternative route towards low-cost Cu2ZnSnS4 thin film solar cells', Surface and Coatings Technology, 232, pp. 53 - 59, http://dx.doi.org/10.1016/j.surfcoat.2013.04.052

Sun K; Su Z; Yang J; Han Z; Liu F; Lai Y; Li J; Liu Y, 2013, 'Fabrication of pyrite FeS2 thin films by sulfurizing oxide precursor films deposited via successive ionic layer adsorption and reaction method', Thin Solid Films, 542, pp. 123 - 128, http://dx.doi.org/10.1016/j.tsf.2013.06.091

Su Z; Sun K; Han Z; Liu F; Lai Y; Li J; Liu Y, 2012, 'Fabrication of ternary Cu-Sn-S sulfides by a modified successive ionic layer adsorption and reaction (SILAR) method', Journal of Materials Chemistry, 22, pp. 16346 - 16352, http://dx.doi.org/10.1039/c2jm31669b

Su Z; Yan C; Sun K; Han Z; Liu F; Liu J; Lai Y; Li J; Liu Y, 2012, 'Preparation of Cu2ZnSnS4 thin films by sulfurizing stacked precursor thin films via successive ionic layer adsorption and reaction method', Applied Surface Science, 258, pp. 7678 - 7682, http://dx.doi.org/10.1016/j.apsusc.2012.04.120

Su Z; Yan C; Tang D; Sun K; Han Z; Liu F; Lai Y; Li J; Liu Y, 2012, 'Fabrication of Cu2ZnSnS4 nanowires and nanotubes based on AAO templates', CrystEngComm, 14, pp. 782 - 785, http://dx.doi.org/10.1039/C2CE06236D

Lee BC; Lin SD; Lee CP; Lee HM; Wu JC; Sun KW, 2002, 'Selective growth of single InAs quantum dots using strain engineering', APPLIED PHYSICS LETTERS, 80, pp. 326 - 328, http://dx.doi.org/10.1063/1.1433169

Li J; Huang Y; Huang J; Liang G; Zhang Y; Rey G; Guo F; Su Z; You X; Zhu H; Cai L; Sun K; Sun Y; Chen S; Hao X; Mai Y; Green MA, 'Defect Control for 12.5% Efficiency Cu ₂ZnSnSe ₄ Kesterite Thin-Film Solar Cells by Engineering of Local Chemical Environment', SSRN Electronic Journal, http://dx.doi.org/10.2139/ssrn.3542579

Conference Papers

Qian C; Sun K; Green M; Hoex B; Hao X, 2023, 'Single-Junction Bifacial and Semitransparent Sb2(S,Se)3 Solar Cells', in Conference Record of the IEEE Photovoltaic Specialists Conference, IEEE, San Juan, Puerto Rico, presented at 2023 IEEE 50th Photovoltaic Specialists Conference (PVSC), San Juan, Puerto Rico, 11 June 2023, http://dx.doi.org/10.1109/PVSC48320.2023.10359791

Sun K; Zhou S; Amal R; Hao X, 2023, 'Kesterite-based photocathode for photoelectrochemical CO2 reduction and NH3 production', in Proceedings of the MATSUS23 & Sustainable Technology Forum València (STECH23), FUNDACIO DE LA COMUNITAT VALENCIANA SCITO, presented at MATSUS23 & Sustainable Technology Forum València (STECH23), 06 March 2023 - 10 March 2023, http://dx.doi.org/10.29363/nanoge.matsus.2023.310

Zhang S; He G; Wang A; Yan C; Sun K; Hao X; Perez-Wurfl I; Hameiri Z, 2022, 'Temperature- and illumination-dependent characterisation of wide-bandgap CIGS and CZTS solar cells', in 2022 IEEE 49th Photovoltaics Specialists Conference (PVSC), Institute of Electrical and Electronics Engineers (IEEE), Philadelphia, USA, pp. 352 - 352, presented at 49th IEEE Photovoltaics Specialists Conference, Philadelphia, USA, 05 June 2022 - 10 June 2022, http://dx.doi.org/10.1109/pvsc48317.2022.9938463

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