21
Publications
D.M. Powell
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Characterization of high-quality kerfless epitaxial silicon for solar cells: Defect sources and impact on minority-carrier lifetime
M.M. Kivambe, D.M. Powell, S. Castellanos, M.A. Jensen, A.E. Morishige, B. Lai, R. Hao, T.S. Ravi, and T. BuonassisiJournal Of Crystal Growth 483, 57-64 (2018)
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Exceeding 3 ms minority carrier lifetime in n-type non-contact crucible silicon
S. Castellanos, M.M. Kivambe, M.A. Jensen, D.M. Powell, K. Nakajima, K. Morishita, R. Murai, and T. BuonassisiEnergy Procedia 92, 779–784 (2016)
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An insight into dislocation density reduction in multicrystalline silicon
S. Woo, M.I. Bertoni, K. Choi, S. Nam, S. Castellanos, D.M. Powell, T. Buonassisi, and H.J. ChoiSolar Energy Materials and Solar Cells 155, 88–100 (2016)
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Exceptional gettering response of epitaxially grown kerfless silicon
D.M. Powell, V.P. Markevich, J. Hofstetter, M.A. Jensen, A.E. Morishige, S. Castellanos, B. Lai, A.R. Peaker, and T. BuonassisiJournal of Applied Physics 119, 065101 (2016)
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The capital intensity of photovoltaics manufacturing: barrier to scale and opportunity for innovation
D.M. Powell, R. Fu, K. Horowitz, P.A. Basore, M. Woodhouse, and T. BuonassisiEnergy & Environmental Science 8, 3395–3408 (2015)
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Dislocation density reduction in multicrystalline silicon via cyclic annealing
K. Choi, S. Castellanos, D.M. Powell, T. Buonassisi, and H.J. ChoiPhysica Status Solidi (a) in press (2015)
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Dislocation density reduction in multicrystalline silicon via cyclic annealing
K. Choi, S. Castellanos, D.M. Powell, T. Buonassisi, and H.J. ChoiPhysica Status Solidi (a) 212, 2315–2321 (2015)
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Proof-of-concept framework to separate recombination processes in thin silicon wafers using transient free-carrier absorption spectroscopy
S.C. Siah, M.T. Winkler, D.M. Powell, S.W. Johnston, A. Kanevce, D.H. Levi, and T. BuonassisiJournal of Applied Physics 117, 105701 (2015)
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Shape and quality of Si single bulk crystals grown inside Si melts using the noncontact crucible method
K. Nakajima, R. Murai, S. Ono, K. Morishita, M.M. Kivambe, D.M. Powell, and T. BuonassisiJapanese Journal of Applied Physics 54, 015504 (2015)
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Sorting metrics for customized phosphorus diffusion gettering
J. Hofstetter, D.P. Fenning, D.M. Powell, A.E. Morishige, H. Wagner, and T. BuonassisiIEEE Journal of Photovoltaics 4, 1421 (2014)
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Effective lifetimes exceeding 300 μs in gettered p-type epitaxial kerfless silicon for photovoltaics
D.M. Powell, J. Hofstetter, D.P. Fenning, R. Hao, T.S. Ravi, and T. BuonassisiApplied Physics Letters 103, 263902 (2013)
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Iron management in multicrystalline silicon through predictive simulation: point defects, precipitates, and structural defect interactions
J. Hofstetter, D.P. Fenning, D.M. Powell, A.E. Morishige, and T. BuonassisiSolid State Phenomena 205–206, 15–25 (2013)
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Rapid dislocation-density mapping of as-cut crystalline silicon wafers
D. Berney Needleman, H.J. Choi, D.M. Powell, and T. BuonassisiPhysica Status Solidi RRL 7, 1041–1044 (2013)
Download the software here: /dlcounting
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Assessing the drivers of regional trends in solar photovoltaic manufacturing
A.C. Goodrich, D.M. Powell, T.L. James, M. Woodhouse, and T. BuonassisiEnergy & Environmental Science 6, 2811–2821 (2013)
As featured in China Daily, Renewable Energy World, MIT News, and others.
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Modeling the cost and minimum sustainable price of crystalline silicon photovoltaic manufacturing in the United States
D.M. Powell, M.T. Winkler, A.C. Goodrich, and T. BuonassisiIEEE Journal of Photovoltaics 3, 662-668 (2013)
For the model and additional information please visit the MIT PV Lab TMA page.
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Dislocation density reduction during impurity gettering in multicrystalline silicon
H.J. Choi, M.I. Bertoni, J. Hofstetter, D.P. Fenning, D.M. Powell, S. Castellanos, and T. BuonassisiIEEE Journal of Photovoltaics 3, 189-198 (2013)
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Simulated co-optimization of crystalline silicon solar cell throughput and efficiency using continuously ramping phosphorus diffusion profiles
A.E. Morishige, D.P. Fenning, J. Hofstetter, D.M. Powell, and T. BuonassisiProc. 38th IEEE Photovoltaic Specialists Conference, Austin, TX, USA (2012)
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Crystalline silicon photovoltaics: A cost analysis framework for determining technology pathways to reach baseload electricity costs
D.M. Powell, M.T. Winkler, H.J. Choi, C.B. Simmons, D. Berney Needleman, and T. BuonassisiEnergy & Environmental Science 5, 5874–5883 (2012)
Featured in The Economist, Tech Review
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Deployment of impurity-to-efficiency (I2E) simulation tool
D.M. Powell, D.P. Fenning, V. Rose, M. Holt, J. Maser, and T. BuonassisiProc. 37th IEEE Photovoltaic Specialists Conference Seattle, WA, USA (2011)
1
Stress-enhanced dislocation density reduction in multicrystalline silicon
M.I. Bertoni, D.M. Powell, M.L. Vogl, S. Castellanos, A.E. Fecych, and T. BuonassisiPhysica Status Solidi Rapid Research Letters 5, 28–30 (2010)