By Associate Professor Brett Jason Hallam

Journal articles

Chang YC; Zhang Y; Wang L; Wang S; Wang H; Huang CY; Chen R; Chan C; Hallam B, 2024, 'Silver-lean metallization and hybrid contacts via plating on screen-printed metal for silicon solar cells manufacturing', Progress in Photovoltaics: Research and Applications, http://dx.doi.org/10.1002/pip.3799

Vicari Stefani B; Kim M; Zhang Y; Hallam B; Green MA; Bonilla RS; Fell C; Wilson GJ; Wright M, 2023, 'Historical market projections and the future of silicon solar cells', Joule, 7, pp. 2684 - 2699, http://dx.doi.org/10.1016/j.joule.2023.11.006

Sun Z; Wang L; Luo H; Hamer P; Ye H; Hallam B, 2023, 'Study of the Hydrogen Passivation Effect of Low-Temperature-Deposited Amorphous Silicon Layers on SiGe Solar Cells Grown on a Silicon Substrate', ACS Applied Energy Materials, 6, pp. 12064 - 12071, http://dx.doi.org/10.1021/acsaem.3c02283

Kim M; Drury S; Altermatt P; Wang L; Zhang Y; Chan C; Dias P; Hallam B, 2023, 'Identifying methods to reduce emission intensity of centralised Photovoltaic deployment for net zero by 2050: Life cycle assessment case study of a 30 MW PV plant', Progress in Photovoltaics: Research and Applications, 31, pp. 1493 - 1502, http://dx.doi.org/10.1002/pip.3747

Wright M; Vicari Stefani B; Jones TW; Hallam B; Soeriyadi A; Wang L; Altermatt P; Snaith HJ; Wilson GJ; Bonilla RS, 2023, 'Design considerations for the bottom cell in perovskite/silicon tandems: a terawatt scalability perspective', Energy and Environmental Science, 16, pp. 4164 - 4190, http://dx.doi.org/10.1039/d3ee00952a

Madumelu C; Cai Y; Hollemann C; Peibst R; Hoex B; Hallam BJ; Soeriyadi AH, 2023, 'Assessing the stability of p⁺ and n⁺ polysilicon passivating contacts with various capping layers on p-type wafers', Solar Energy Materials and Solar Cells, 253, http://dx.doi.org/10.1016/j.solmat.2023.112245

Vaqueiro-Contreras M; Hallam B; Chan C, 2023, 'Review of Laser Doping and its Applications in Silicon Solar Cells', IEEE Journal of Photovoltaics, 13, pp. 373 - 384, http://dx.doi.org/10.1109/JPHOTOV.2023.3244367

Puthen Veettil B; Zhang Y; Payne D; Juhl M; Huang S; Hallam B; Bagnall D, 2023, 'Microwave annealing of silicon solar cells', Applied Physics Letters, 122, http://dx.doi.org/10.1063/5.0127896

Underwood R; Kim M; Drury S; Zhang Y; Wang L; Chan C; Hallam B, 2023, 'Abundant Material Consumption Based on a Learning Curve for Photovoltaic toward Net-Zero Emissions by 2050', Solar RRL, 7, http://dx.doi.org/10.1002/solr.202200705

Wright M; Soeriyadi AH; Kim M; Wright B; Stefani BV; Andronikov D; Nyapshaev I; Abolmasov S; Abramov A; Bonilla RS; Hallam B, 2022, 'On the kinetics of high intensity illuminated annealing of n-type SHJ solar cells: 0.4%abs efficiency gain in one second', Solar Energy Materials and Solar Cells, 248, http://dx.doi.org/10.1016/j.solmat.2022.112039

Hallam B; Kim M; Underwood R; Drury S; Wang L; Dias P, 2022, 'A Polysilicon Learning Curve and the Material Requirements for Broad Electrification with Photovoltaics by 2050', Solar RRL, 6, http://dx.doi.org/10.1002/solr.202200458

Gandhi HH; Hoex B; Hallam BJ, 2022, 'Strategic investment risks threatening India's renewable energy ambition', Energy Strategy Reviews, 43, http://dx.doi.org/10.1016/j.esr.2022.100921

Vicari Stefani B; Wright M; Soeriyadi A; Chen D; Kim M; Wright B; Andronikov D; Nyapshaev I; Abolmasov S; Wilson G; Hallam B, 2022, 'Silicon Heterojunction Solar Cells and p-type Crystalline Silicon Wafers: A Historical Perspective', Solar RRL, http://dx.doi.org/10.1002/solr.202200449

Khan TA; Burr PA; Payne D; Juhl M; Das U; Hallam B; Bagnall D; Puthen Veettil B, 2022, 'Molecular dynamic simulation on temperature evolution of SiC under directional microwave radiation', Journal of Physics Condensed Matter, 34, pp. 195701, http://dx.doi.org/10.1088/1361-648X/ac553c

Lennon A; Lunardi M; Hallam B; Dias PR; Monteiro Lunardi M, 2022, 'The aluminium demand risk of terawatt photovoltaics for net zero emissions by 2050', Nature Sustainability, 5, pp. 357 - 363, http://dx.doi.org/10.1038/s41893-021-00838-9

Chen D; Madumelu C; Kim M; Stefani BV; Soeriyadi A; Kang D; Sio HC; Zhang X; Zhu P; Hallam B; Wright M, 2022, 'Investigating the degradation behaviours of n⁺-doped Poly-Si passivation layers: An outlook on long-term stability and accelerated recovery', Solar Energy Materials and Solar Cells, 236, http://dx.doi.org/10.1016/j.solmat.2021.111491

Kim M; Wright M; Chen D; Chan C; Ciesla A; Abbott M; Hallam B, 2022, 'Defect concentration and Δn change in light- And elevated temperature-induced degradation', Journal of Physics D: Applied Physics, 55, http://dx.doi.org/10.1088/1361-6463/ac34a8

Hollemann C; Rienäcker M; Soeriyadi A; Madumelu C; Haase F; Krügener J; Hallam B; Brendel R; Peibst R, 2022, 'Firing stability of tube furnace-annealed n-type poly-Si on oxide junctions', Progress in Photovoltaics: Research and Applications, 30, pp. 49 - 64, http://dx.doi.org/10.1002/pip.3459

Wright M; Soeriyadi A; Wright B; Andronikov D; Nyapshaev I; Abolmasov S; Abramov A; Hallam B, 2022, 'High-Intensity Illuminated Annealing of Industrial SHJ Solar Cells: A Pilot Study', IEEE Journal of Photovoltaics, 12, pp. 267 - 273, http://dx.doi.org/10.1109/JPHOTOV.2021.3122932

Sen C; Hamer P; Soeriyadi A; Wright B; Wright M; Samadi A; Chen D; Stefani BV; Zhang D; Wu J; Jiang F; Hallam B; Abbott M, 2022, 'Impact of surface doping profile and passivation layers on surface-related degradation in silicon PERC solar cells', Solar Energy Materials and Solar Cells, 235, http://dx.doi.org/10.1016/j.solmat.2021.111497

Hallam B; Kim M; Zhang Y; Wang L; Lennon A; Verlinden P; Altermatt PP; Dias PR, 2022, 'The silver learning curve for photovoltaics and projected silver demand for net-zero emissions by 2050', Progress in Photovoltaics: Research and Applications, http://dx.doi.org/10.1002/pip.3661

Yu M; Shi Y; Deru J; Al-Dhahir I; McNab S; Chen D; Voss M; Hwu ET; Ciesla A; Hallam B; Hamer P; Altermatt PP; Wilshaw P; Bonilla RS, 2021, 'Assessing the Potential of Inversion Layer Solar Cells Based on Highly Charged Dielectric Nanolayers', Physica Status Solidi - Rapid Research Letters, 15, http://dx.doi.org/10.1002/pssr.202100129

Mondejar ME; Avtar R; Diaz HLB; Dubey RK; Esteban J; Gómez-Morales A; Hallam B; Mbungu NT; Okolo CC; Prasad KA; She Q; Garcia-Segura S, 2021, 'Digitalization to achieve sustainable development goals: Steps towards a Smart Green Planet', Science of the Total Environment, 794, http://dx.doi.org/10.1016/j.scitotenv.2021.148539

Ciesla A; Kim M; Wright M; Zafirovska I; Chen D; Hallam B; Chan C, 2021, 'A case study on accelerated light- and elevated temperature-induced degradation testing of commercial multi-crystalline silicon passivated emitter and rear cell modules', Progress in Photovoltaics: Research and Applications, 29, pp. 1202 - 1212, http://dx.doi.org/10.1002/pip.3455

Chen D; Kim M; Shi J; Vicari Stefani B; Yu Z; Liu S; Einhaus R; Wenham S; Holman Z; Hallam B, 2021, 'Defect engineering of p-type silicon heterojunction solar cells fabricated using commercial-grade low-lifetime silicon wafers', Progress in Photovoltaics: Research and Applications, 29, pp. 1165 - 1179, http://dx.doi.org/10.1002/pip.3230

Zhang Y; Kim M; Wang L; Verlinden P; Hallam B, 2021, 'Design considerations for multi-terawatt scale manufacturing of existing and future photovoltaic technologies: Challenges and opportunities related to silver, indium and bismuth consumption', Energy and Environmental Science, 14, pp. 5587 - 5610, http://dx.doi.org/10.1039/d1ee01814k

Soufiani AM; Soeriyadi A; Chan C; Hallam B, 2021, 'Improved Laser-Induced Defect Passivation and Simultaneous Elimination of Light-Induced Degradation in p-Type Czochralski Silicon', IEEE Journal of Photovoltaics, 11, pp. 1370 - 1379, http://dx.doi.org/10.1109/JPHOTOV.2021.3104765

Chen D; Vaqueiro Contreras M; Ciesla A; Hamer P; Hallam B; Abbott M; Chan C, 2021, 'Progress in the understanding of light- and elevated temperature-induced degradation in silicon solar cells: A review', Progress in Photovoltaics: Research and Applications, 29, pp. 1180 - 1201, http://dx.doi.org/10.1002/pip.3362

Rauha ITS; Soeriyadi AH; Kim M; Yli-Koski M; Wright B; Vähänissi V; Hallam BJ; Savin H, 2021, 'Increased surface recombination in crystalline silicon under light soaking due to Cu contamination', Solar Energy Materials and Solar Cells, 232, http://dx.doi.org/10.1016/j.solmat.2021.111360

Wright M; Stefani BV; Soeriyadi A; Basnet R; Sun C; Weigand W; Yu Z; Holman Z; Macdonald D; Hallam B, 2021, 'Progress with Defect Engineering in Silicon Heterojunction Solar Cells', Physica Status Solidi - Rapid Research Letters, 15, http://dx.doi.org/10.1002/pssr.202100170

Vicari Stefani B; Kim M; Wright M; Soeriyadi A; Andronikov D; Nyapshaev I; Abolmasov S; Emtsev K; Abramov A; Hallam B, 2021, 'Stability Study of Silicon Heterojunction Solar Cells Fabricated with Gallium- and Boron-Doped Silicon Wafers', Solar RRL, 5, http://dx.doi.org/10.1002/solr.202100406

Zhang Y; Wang L; Chen D; Kim M; Hallam B, 2021, 'Pathway towards 24% efficiency for fully screen-printed passivated emitter and rear contact solar cells', Journal of Physics D: Applied Physics, 54, http://dx.doi.org/10.1088/1361-6463/abe900

Spindlberger L; Kim M; Aberl J; Fromherz T; Schäffler F; Fournel F; Hartmann JM; Hallam B; Brehm M, 2021, 'Advanced hydrogenation process applied on Ge on Si quantum dots for enhanced light emission', Applied Physics Letters, 118, http://dx.doi.org/10.1063/5.0036039

Chen R; Tong H; Zhu H; Ding C; Li H; Chen D; Hallam B; Chong CM; Wenham S; Ciesla A, 2020, '23.83% efficient mono-PERC incorporating advanced hydrogenation', Progress in Photovoltaics: Research and Applications, 28, pp. 1239 - 1247, http://dx.doi.org/10.1002/pip.3243

Hallam BJ; Hamer PG; Ciesla née Wenham AM; Chan CE; Vicari Stefani B; Wenham S, 2020, 'Development of advanced hydrogenation processes for silicon solar cells via an improved understanding of the behaviour of hydrogen in silicon', Progress in Photovoltaics: Research and Applications, 28, pp. 1217 - 1238, http://dx.doi.org/10.1002/pip.3240

Madumelu C; Wright B; Soeriyadi A; Wright M; Chen D; Hoex B; Hallam B, 2020, 'Investigation of light-induced degradation in N-Type silicon heterojunction solar cells during illuminated annealing at elevated temperatures', Solar Energy Materials and Solar Cells, 218, pp. 110752, http://dx.doi.org/10.1016/j.solmat.2020.110752

Repins IL; Kersten F; Hallam B; VanSant K; Koentopp MB, 2020, 'Stabilization of light-induced effects in Si modules for IEC 61215 design qualification', Solar Energy, 208, pp. 894 - 904, http://dx.doi.org/10.1016/j.solener.2020.08.025

Vicari Stefani B; Soeriyadi A; Wright M; Chen D; Kim M; Zhang Y; Hallam B, 2020, 'Large-Area Boron-Doped 1.6 Ω cm p-Type Czochralski Silicon Heterojunction Solar Cells with a Stable Open-Circuit Voltage of 736 mV and Efficiency of 22.0%', Solar RRL, 4, http://dx.doi.org/10.1002/solr.202000134

Chang NL; Wright M; Egan R; Hallam B, 2020, 'The Technical and Economic Viability of Replacing n-type with p-type Wafers for Silicon Heterojunction Solar Cells', Cell Reports Physical Science, 1, http://dx.doi.org/10.1016/j.xcrp.2020.100069

Sen C; Chan C; Hamer P; Wright M; Chong CM; Hallam B; Abbott M, 2020, 'Eliminating light- and elevated temperature-induced degradation in P-type PERC solar cells by a two-step thermal process', Solar Energy Materials and Solar Cells, 209, http://dx.doi.org/10.1016/j.solmat.2020.110470

Chen D; Hamer P; Kim M; Chan C; Ciesla nee Wenham A; Rougieux F; Zhang Y; Abbott M; Hallam B, 2020, 'Hydrogen-induced degradation: Explaining the mechanism behind light- and elevated temperature-induced degradation in n- and p-type silicon', Solar Energy Materials and Solar Cells, 207, http://dx.doi.org/10.1016/j.solmat.2019.110353

Zhou R; Yu M; Tweddle D; Hamer P; Chen D; Hallam B; Ciesla A; Altermatt PP; Wilshaw PR; Bonilla RS, 2020, 'Understanding and optimizing EBIC pn-junction characterization from modeling insights', Journal of Applied Physics, 127, http://dx.doi.org/10.1063/1.5139894

Varshney U; Chan C; Hoex B; Hallam B; Hamer P; Ciesla A; Chen D; Liu S; Sen C; Samadi A; Abbott M, 2020, 'Controlling Light- And Elevated-Temperature-Induced Degradation with Thin Film Barrier Layers', IEEE Journal of Photovoltaics, 10, pp. 19 - 27, http://dx.doi.org/10.1109/JPHOTOV.2019.2945199

Wright B; Madumelu C; Soeriyadi A; Wright M; Hallam B, 2020, 'Evidence for a Light-Induced Degradation Mechanism at Elevated Temperatures in Commercial N-Type Silicon Heterojunction Solar Cells', Solar RRL, 4, http://dx.doi.org/10.1002/solr.202000214

Ciesla AM; Bilbao JI; Chan CE; Payne DNR; Chen D; Kim M; Wenham SR; Hallam BJ, 2020, 'Modeling Boron-Oxygen Degradation and Self-Repairing Silicon PV Modules in the Field', IEEE Journal of Photovoltaics, 10, pp. 28 - 40, http://dx.doi.org/10.1109/JPHOTOV.2019.2945161

Sen C; Chan C; Hamer P; Wright M; Varshney U; Liu S; Chen D; Samadi A; Ciesla A; Chong CM; Hallam B; Abbott M, 2019, 'Annealing prior to contact firing: A potential new approach to suppress LeTID', Solar Energy Materials and Solar Cells, 200, http://dx.doi.org/10.1016/j.solmat.2019.109938

Vicari Stefani B; Weigand W; Wright M; Soeriyadi A; Yu Z; Kim M; Chen D; Holman Z; Hallam B, 2019, 'P-type Upgraded Metallurgical-Grade Multicrystalline Silicon Heterojunction Solar Cells with Open-Circuit Voltages over 690 mV', Physica Status Solidi (A) Applications and Materials Science, 216, http://dx.doi.org/10.1002/pssa.201900319

Wang S; Mai L; Ciesla A; Hameiri Z; Payne D; Chan C; Hallam B; Chong CM; Ji J; Shi Z; Wenham S, 2019, 'Advanced passivation of laser-doped and grooved solar cells', Solar Energy Materials and Solar Cells, 193, pp. 403 - 410, http://dx.doi.org/10.1016/j.solmat.2019.01.025

Sun C; Chen D; Rougieux F; basnet R; Hallam B; macdonald D, 2019, 'Kinetics and dynamics of the regeneration of boron-oxygen defects in compensated n-type silicon', Solar Energy Materials and Solar Cells, http://dx.doi.org/10.1016/j.solmat.2019.03.016

Vargas C; Nie S; Chen D; Chan C; Hallam B; Coletti G; Hameiri Z, 2019, 'Degradation and recovery of n-type multi-crystalline silicon under illuminated and dark annealing conditions at moderate temperatures', IEEE Journal of Photovoltaics, 9, pp. 355 - 355, http://dx.doi.org/10.1109/JPHOTOV.2018.2885711

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