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Research Output 2003 2020

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Conference contribution
2018

Analysis optical contribution of rear passivation layer to photo- generated current of silicon solar cell with numerical simulation

Jeong, S., Kim, S. M., Bae, S., Kang, Y. M., Lee, H. & Kim, D., 2018 Nov 26, 2018 IEEE 7th World Conference on Photovoltaic Energy Conversion, WCPEC 2018 - A Joint Conference of 45th IEEE PVSC, 28th PVSEC and 34th EU PVSEC. Institute of Electrical and Electronics Engineers Inc., p. 3187-3189 3 p. 8547619

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Silicon solar cells
Passivation
Computer simulation
Solar cells
Transfer matrix method

Potential of Chemical Rounding for the Performance Enhancement of a Monolithic Perovskite/Bifacial N-PERT Si Tandem Cell

Lee, H., Song, I., Lee, S. W., Bae, S. H., Hyun, J. Y., Kang, Y. M., Lee, H., Kim, D., Ogura, A. & Ohshita, Y., 2018 Nov 26, 2018 IEEE 7th World Conference on Photovoltaic Energy Conversion, WCPEC 2018 - A Joint Conference of 45th IEEE PVSC, 28th PVSEC and 34th EU PVSEC. Institute of Electrical and Electronics Engineers Inc., p. 2039-2044 6 p. 8547592

Research output: Chapter in Book/Report/Conference proceedingConference contribution

PERT
Perovskite
Boron
Tin oxides
Short circuit currents

Role of Polysilicon in Poly-Si/SiOx Passivating Contact Solar Cells

Park, H., Park, S. J., Bae, S., Hyun, J. Y., Lee, C. H., Shin, S. H., Kang, Y. M., Lee, H. & Kim, D., 2018 Nov 26, 2018 IEEE 7th World Conference on Photovoltaic Energy Conversion, WCPEC 2018 - A Joint Conference of 45th IEEE PVSC, 28th PVSEC and 34th EU PVSEC. Institute of Electrical and Electronics Engineers Inc., p. 2173-2175 3 p. 8547754

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Polysilicon
Solar cells
Open circuit voltage
Passivation
Etching

Study on hydrogen passivation behavior of SiNx film and its thermal annealing effect

Hyun, J. Y., Park, S. J., Bae, S., Park, H., Kang, D., Lee, S. H., Lee, H., Kang, Y. M. & Kim, D., 2018 Nov 26, 2018 IEEE 7th World Conference on Photovoltaic Energy Conversion, WCPEC 2018 - A Joint Conference of 45th IEEE PVSC, 28th PVSEC and 34th EU PVSEC. Institute of Electrical and Electronics Engineers Inc., p. 3102-3104 3 p. 8547267

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Passivation
Hydrogen
Annealing
Adenosinetriphosphate
Silicon solar cells
2012
1 Citation (Scopus)

Shinsung Solar Energy high efficiency commercial crystalline Si solar cells

Cho, K. Y., Kim, J., Lee, E. J., Hong, K. K., Lee, H. W., Shim, J. M., Oh, D. J., Shin, J. E., Kim, J. S., Seo, J. K., Lee, S. H., Hallam, B., Wenham, S. & Lee, H., 2012 Nov 26, Program - 38th IEEE Photovoltaic Specialists Conference, PVSC 2012. p. 2145-2148 4 p. 6318021. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Phosphoric acid
Solar energy
Solar cells
Crystalline materials
Lasers
1 Citation (Scopus)

The effect of emitter diffusion formation methods for laser doped selective emitter silicon solar cells

Kim, J., Cho, K. Y., Lee, E. J., Hong, K. K., Lee, H. W., Shim, J. M., Oh, D. J., Shin, J. E., Kim, J. S., Seo, J. K., Lee, S. H., Hallam, B., Wenham, S. & Lee, H., 2012 Nov 26, Program - 38th IEEE Photovoltaic Specialists Conference, PVSC 2012. p. 2178-2181 4 p. 6318028. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Silicon solar cells
Plating
Lasers
Solar energy
Solar cells
2011

An efficiency of 18.88% in selective emitter solar cells by metal pattern optimization

Oh, D. J., Shim, J. M., Cho, K. Y., Lee, E. J., Lee, H. W., Choi, J. Y., Kim, J. S., Shin, J. E., Kong, J. H., Seo, J. K., Lee, S. H. & Lee, H., 2011 Dec 1, Program - 37th IEEE Photovoltaic Specialists Conference, PVSC 2011. p. 2189-2192 4 p. 6186391. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Solar cells
Metals
Printing
Aspect ratio
Doping (additives)
3 Citations (Scopus)

Improved front side metallization for laser doped solar cells

Kim, J. S., Lee, H. W., Shin, J. E., Lee, E. J., Choi, J. Y., Shim, J. M., Oh, D. J., Cho, K. Y., Kong, J. H., Seo, J. K., Kim, J. S., Lee, S. H., Lee, H., Hallam, B. & Wenham, S. R., 2011 Dec 1, Program - 37th IEEE Photovoltaic Specialists Conference, PVSC 2011. p. 1091-1094 4 p. 6186142. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Metallizing
Plating
Solar cells
Lasers
Doping (additives)
2010
1 Citation (Scopus)

Fabrication of screen-printed multi-crystalline silicon solar cells exceeding 16% efficiency using double layer anti-reflective coatings

Shim, J. M., Kim, I. H., Oh, D. J., Cho, K. Y., Lee, E. J., Lee, H. W., Choi, J. Y., Kim, J. S., Shin, J. E., Lee, S. H. & Lee, H., 2010 Dec 20, Program - 35th IEEE Photovoltaic Specialists Conference, PVSC 2010. p. 3604-3607 4 p. 5617335. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reflective coatings
Silicon solar cells
Passivation
Dangling bonds
Plasma enhanced chemical vapor deposition
1 Citation (Scopus)

Improvements of Voc by selective emitter pattern optimization in screen printed crystalline Si solar cells

Cho, K. Y., Kim, I. H., Oh, D. J., Shim, J. M., Lee, E. J., Lee, H. W., Choi, J. Y., Kim, J. S., Shin, J. E., Lee, S. H. & Lee, H., 2010 Dec 20, Program - 35th IEEE Photovoltaic Specialists Conference, PVSC 2010. p. 1335-1338 4 p. 5614358. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Solar cells
Crystalline materials
Quantum efficiency
1 Citation (Scopus)

The potential efficiency of laser doped solar cells using photoluminescence imaging

Lee, E., Lee, H., Kim, I., Choi, J., Oh, D., Shim, J., Cho, K., Kim, J., Lee, H., Lee, S., Hallam, B. & Wenham, S. R., 2010 Dec 20, Program - 35th IEEE Photovoltaic Specialists Conference, PVSC 2010. p. 1436-1439 4 p. 5614424. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Plating
Solar cells
Photoluminescence
Imaging techniques
Lasers
2008
2 Citations (Scopus)

Radiation-resistance analysis of GaAs and InGaP sub cells for InGaP/GaAs/Ge 3-junction space solar cells

Yamaguchi, M., Sasaki, T., Lee, H., Morioka, C., Ekins-Daukes, N. J., Imaizumi, M., Takamoto, T. & Ohshima, T., 2008 Dec 1, 33rd IEEE Photovoltaic Specialists Conference, PVSC 2008. 4922716. (Conference Record of the IEEE Photovoltaic Specialists Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Solar cells
Radiation
Carrier lifetime
Conversion efficiency
Carrier concentration
2007
9 Citations (Scopus)

Analysis for radiation-resistance of InGaP and GaAs sub-cells for InGaP/GaAs/Ge 3-junction solar cells

Yamaguchi, M., Ekins-Daukes, N. J., Lee, H., Sumita, T., Imaizumi, M., Takamoto, T., Agui, T., Kaneiwa, M., Kamimura, K., Ohshima, T. & Itoh, H., 2007 Dec 1, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. p. 1789-1792 4 p. 4060004. (Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Solar cells
Doping (additives)
Radiation
Proton irradiation
Degradation
1 Citation (Scopus)

DLTS: A promising technique for the identification of the recombination and compensator centers in solar cell materials

Khan, A., Yamaguchi, M., Lee, H., Ekins-Daukes, N. J., Takamoto, T., Imaizumi, M. & Taylor, S., 2007 Dec 1, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. p. 1763-1768 6 p. 4059998. (Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Deep level transient spectroscopy
Solar cells
Point defects
Activation energy
Semiconductor materials
1 Citation (Scopus)

Electrical properties and structural defects in lattice mismatched InGaAs solar cells

Sasaki, T., Arafune, K., Lee, H., Ekins-Daukes, N. J., Tanaka, S., Metzger, W., Romero, M. J., Jones, K., Al-Jassim, M., Ohshita, Y. & Yamaguchi, M., 2007 Dec 1, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. p. 795-798 4 p. 4059749. (Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Solar cells
Electric properties
Annealing
Defects
Lattice mismatch

Influences of growth temperature and surface steps on N concentration and crystal quality of GaAsN grown by chemical beam epitaxy

Nishimura, K., Lee, H., Suzuki, H., Kawahigashi, T., Imai, T., Saito, K., Ohshita, Y. & Yamaguchi, M., 2007 Dec 1, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. p. 815-818 4 p. 4059754. (Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Chemical beam epitaxy
Growth temperature
Crystals
Substrates
Thin films

Minority-carrier injection-enhanced recovery of radiation-induced defects in n+p AllnGaP solar cells

Lee, H., Yamaguchi, M., Ekins-Daukes, N. J., Khan, A., Takamoto, T., Imaizumi, M., Ohshima, T. & Ltoh, H., 2007 Dec 1, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. p. 1826-1829 4 p. 4060014. (Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Enhanced recovery
Solar cells
Proton irradiation
Radiation
Defects

Reduction of residual carbon in GaAsN films grown by chemical beam epitaxy

Suzuki, H., Nishimura, K., Lee, H., Saito, K., Kawahigashi, T., Imai, T., Ohshita, Y. & Yamaguchi, M., 2007 Dec 1, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. p. 819-822 4 p. 4059755. (Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Chemical beam epitaxy
Monomethylhydrazine
Dimethylhydrazines
Carbon
Growth temperature

Role of nitrogen and impurity on free carrier concentration in GaAsN grown by chemical beam epitaxy

Imai, T., Lee, H., Nishimura, K., Suzuki, H., Kawahigashi, T., Sasaki, T., Ohshita, Y. & Yamaguchi, M., 2007 Dec 1, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. p. 842-844 3 p. 4059761. (Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Chemical beam epitaxy
Carrier concentration
Growth temperature
Nitrogen
Impurities