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  • Yong-Hang Zhang

1.7 eV MgCdTe double-heterostructure solar cells for tandem device applications

Campbell, C. M., Zhao, Y., Suarez, E., Boccard, M., Zhao, X. H., He, Z. Y., Webster, P. T., Lassise, M. B., Johnson, S., Holman, Z. & Zhang, Y-H., May 25 2018, 2017 IEEE 44th Photovoltaic Specialist Conference, PVSC 2017. Institute of Electrical and Electronics Engineers Inc., p. 1-4 4 p.

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

1.7 eV MgCdTe double-heterostructure solar cells for tandem device applications

Campbell, C. M., Zhao, Y., Suarez, E., Boccard, M., Zhao, X. H., He, Z. Y., Webster, P. T., Lassise, M. B., Johnson, S., Holman, Z. & Zhang, Y-H., Nov 18 2016, 2016 IEEE 43rd Photovoltaic Specialists Conference, PVSC 2016. Institute of Electrical and Electronics Engineers Inc., Vol. 2016-November. p. 411-414 4 p. 7749622

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

2 Scopus citations

Absorption properties of type-II InAs/InAsSb superlattices measured by spectroscopic ellipsometry

Webster, P. T., Riordan, N. A., Liu, S., Steenbergen, E. H., Synowicki, R. A., Zhang, Y-H. & Johnson, S., Feb 9 2015, In : Applied Physics Letters. 106, 6, 061907.

Research output: Contribution to journalArticle

7 Scopus citations

A calibration method for group V fluxes and impact of V/III flux ratio on the growth of InAs/InAsSb type-II superlattices by molecular beam epitaxy

Li, H., Liu, S., Cellek, O. O., Ding, D., Shen, X. M., Steenbergen, E. H., Fan, J., Lin, Z., He, Z. Y., Zhang, Q., Webster, P. T., Johnson, S., Ouyang, L., Smith, D. & Zhang, Y-H., Jan 1 2013, In : Journal of Crystal Growth. 378, p. 145-149 5 p.

Research output: Contribution to journalArticle

6 Scopus citations

Accurate measurement of the external quantum efficiency of multi-junction solar cells

Li, J. J. & Zhang, Y-H., Dec 6 2012, 2012 Conference on Lasers and Electro-Optics, CLEO 2012. 6325431. (2012 Conference on Lasers and Electro-Optics, CLEO 2012).

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

1 Scopus citations

Accurate measurement of the external quantum efficiency of multi-junction solar cells

Li, J. J. & Zhang, Y-H., Dec 1 2012, CLEO: Science and Innovations, CLEO_SI 2012. p. CF1J.4 (CLEO: Science and Innovations, CLEO_SI 2012).

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

1 Scopus citations

Aluminum diffusion in ZnTe films grown on GaSb substrates for n-type doping

Dinezza, M. J., Zhang, Q., Ding, D., Fan, J., Liu, X., Furdyna, J. K. & Zhang, Y-H., Aug 1 2012, In : Physica Status Solidi (C) Current Topics in Solid State Physics. 9, 8-9, p. 1720-1723 4 p.

Research output: Contribution to journalArticle

4 Scopus citations

A method of modeling series-connected photovoltaic junctions

Allen, C. R., Lim, S. H., Li, J. J. & Zhang, Y-H., Dec 1 2011, Program - 37th IEEE Photovoltaic Specialists Conference, PVSC 2011. p. 1705-1710 6 p. 6186283. (Conference Record of the IEEE Photovoltaic Specialists Conference).

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

3 Scopus citations

An indirect method of studying band alignments in nBn photodetectors using off-axis electron holography

Shen, X. M., He, Z. Y., Liu, S., Lin, Z. Y., Zhang, Y-H., Smith, D. & McCartney, M., Sep 21 2015, In : Applied Physics Letters. 107, 12, 122109.

Research output: Contribution to journalArticle

2 Scopus citations

A novel method to eliminate the measurement artifacts of external quantum efficiency of multi-junction solar cells caused by the shunt effect

Li, J. J., Lim, S. H. & Zhang, Y-H., Apr 26 2012, Physics, Simulation, and Photonic Engineering of Photovoltaic Devices. 825616. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8256).

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

13 Scopus citations

Approaching single-junction theoretical limit using ultra-thin GaAs solar cells with optimal optical designs

Liu, S., Ding, D., Johnson, S. & Zhang, Y-H., Nov 26 2012, Program - 38th IEEE Photovoltaic Specialists Conference, PVSC 2012. p. 2082-2087 6 p. 6318008. (Conference Record of the IEEE Photovoltaic Specialists Conference).

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

7 Scopus citations

A semi-analytical model for semiconductor solar cells

Ding, D., Johnson, S., Yu, S. Q., Wu, S. N. & Zhang, Y-H., Dec 15 2011, In : Journal of Applied Physics. 110, 12, 123104.

Research output: Contribution to journalArticle

40 Scopus citations

Atomic-scale characterization of (mostly zincblende) compound semiconductor heterostructures

Smith, D., Aoki, T., Furdyna, J. K., Liu, X., McCartney, M. & Zhang, Y-H., Jan 1 2013, In : Journal of Physics: Conference Series. 471, 1, 012005.

Research output: Contribution to journalConference article

3 Scopus citations

Band alignment at the CdTe/InSb (001) heterointerface

Wang, X., Campbell, C., Zhang, Y-H. & Nemanich, R., May 1 2018, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 36, 3, 031101.

Research output: Contribution to journalArticle

4 Scopus citations

Carrier Decay and Diffusion Dynamics in Single-Crystalline CdTe as Seen via Microphotoluminescence

Fluegel, B., Alberi, K., Dinezza, M. J., Liu, S., Zhang, Y-H. & Mascarenhas, A., Sep 24 2014, In : Physical Review Applied. 2, 3, 034010.

Research output: Contribution to journalArticle

12 Scopus citations

Carrier lifetimes and interface recombination velocities in CdTe/MgxCd1-xTe double heterostructures with different Mg compositions grown by molecular beam epitaxy

Liu, S., Zhao, X. H., Campbell, C. M., Lassise, M. B., Zhao, Y. & Zhang, Y-H., Jul 27 2015, In : Applied Physics Letters. 107, 4, 041120.

Research output: Contribution to journalArticle

20 Scopus citations

Cascade tunnel diode incorporating InAs/GaSb broken gap interface for multi-junction solar cells

Lim, S. H., Allen, C. R., Ding, D., Liu, X., Furdyna, J. K., Vasileska, D. & Zhang, Y-H., Dec 1 2011, Program - 37th IEEE Photovoltaic Specialists Conference, PVSC 2011. p. 252-255 4 p. 6185893. (Conference Record of the IEEE Photovoltaic Specialists Conference).

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

2 Scopus citations

Cavity mode gain alignment in GaAsSb-based near-infrared vertical cavity lasers studied by spectroscopy and device measurements

Blume, G., Hild, K., Marko, I. P., Hosea, T. J. C., Yu, S. Q., Chaparro, S. A., Samal, N., Johnson, S., Zhang, Y-H. & Sweeney, S. J., Aug 1 2012, In : Journal of Applied Physics. 112, 3, 033108.

Research output: Contribution to journalArticle

6 Scopus citations

CdCl2 passivation of polycrystalline CdMgTe and CdZnTe absorbers for tandem photovoltaic cells

Swanson, D. E., Reich, C., Abbas, A., Shimpi, T., Liu, H., Ponce, F., Walls, J. M., Zhang, Y-H., Metzger, W. K., Sampath, W. S. & Holman, Z., May 28 2018, In : Journal of Applied Physics. 123, 20, 203101.

Research output: Contribution to journalArticle

8 Scopus citations

CdSe/CdTe type-II superlattices grown on GaSb (001) substrates by molecular beam epitaxy

Li, J. J., Liu, X., Liu, S., Wang, S., Smith, D., Ding, D., Johnson, S., Furdyna, J. K. & Zhang, Y-H., Mar 19 2012, In : Applied Physics Letters. 100, 12, 121908.

Research output: Contribution to journalArticle

3 Scopus citations

CdTe nBn photodetectors with ZnTe barrier layer grown on InSb substrates

He, Z. Y., Campbell, C. M., Lassise, M. B., Lin, Z. Y., Becker, J. J., Zhao, Y., Boccard, M., Holman, Z. & Zhang, Y-H., Sep 19 2016, In : Applied Physics Letters. 109, 12, 121112.

Research output: Contribution to journalArticle

5 Scopus citations

CdTe vs. GaAs solar cells - A modeling case study with preliminary experimental results

Kirk, A. P., Dinezza, M. J., Liu, S., Zhao, X. H. & Zhang, Y-H., Jan 1 2013, 39th IEEE Photovoltaic Specialists Conference, PVSC 2013. Institute of Electrical and Electronics Engineers Inc., p. 2515-2517 3 p. 6744987. (Conference Record of the IEEE Photovoltaic Specialists Conference).

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

19 Scopus citations

Characterization and quantitative analysis of ultra-thin GaAs single-junction solar cells with reflective back scattering

Liu, S., Yang, W., Becker, J., Kuo, Y. S. & Zhang, Y-H., Oct 15 2014, 2014 IEEE 40th Photovoltaic Specialist Conference, PVSC 2014. Institute of Electrical and Electronics Engineers Inc., p. 487-490 4 p. 6924965. (2014 IEEE 40th Photovoltaic Specialist Conference, PVSC 2014).

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

2 Scopus citations

Characterization of Bi2Te3 and Bi2Se 3 topological insulators grown by MBE on (001) GaAs substrates

Liu, X., Smith, D., Cao, H., Chen, Y. P., Fan, J., Zhang, Y-H., Pimpinella, R. E., Dobrowolska, M. & Furdyna, J. K., Mar 2012, In : Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics. 30, 2, 02B103.

Research output: Contribution to journalArticle

24 Scopus citations

Combined effects of shunt and luminescence coupling on external quantum efficiency measurements of multijunction solar cells

Li, J. J., Lim, S. H., Allen, C. R., Ding, D. & Zhang, Y-H., Dec 6 2011, In : IEEE Journal of Photovoltaics. 1, 2, p. 225-230 6 p., 6087996.

Research output: Contribution to journalArticle

39 Scopus citations

Correlative characterization of dislocation defects and defect clusters in GaAs and CdTe solar cells by spatially resolved optical techniques and high-resolution TEM

Chen, Q., McKeon, B. S., Becker, J., Zhang, S., Hu, C. K., Gfroerer, T. H., Gfroerer, T. H., Zhang, Y-H., Smith, D. & Zhang, Y., Nov 26 2018, 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. 3234-3236 3 p. 8548288. (2018 IEEE 7th World Conference on Photovoltaic Energy Conversion, WCPEC 2018 - A Joint Conference of 45th IEEE PVSC, 28th PVSEC and 34th EU PVSEC).

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

Determination of CdTe bulk carrier lifetime and interface recombination velocity of CdTe/MgCdTe double heterostructures grown by molecular beam epitaxy

Zhao, X. H., Dinezza, M. J., Liu, S., Campbell, C. M., Zhao, Y. & Zhang, Y-H., Dec 22 2014, In : Applied Physics Letters. 105, 25, 252101.

Research output: Contribution to journalArticle

38 Scopus citations
5 Scopus citations

Diffusion characterization using electron beam induced current and time-resolved photoluminescence of InAs/InAsSb type-II superlattices

Zuo, D., Liu, R., Mabon, J., He, Z. Y., Liu, S., Zhang, Y-H., Kadlec, E. A., Olson, B., Shaner, E. A. & Wasserman, D., Aug 10 2015, Conference on Lasers and Electro-Optics Europe - Technical Digest. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-August. 7183848

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

Diffusion characterization using electron beam induced current and time-resolved photoluminescence of InAs/InAsSb type-II superlattices

Zuo, D., Liu, R., Mabon, J., He, Z. Y., Liu, S., Zhang, Y-H., Kadlec, E. A., Olson, B., Shaner, E. A. & Wasserman, D., May 4 2015, CLEO: Science and Innovations, CLEO-SI 2015. Optical Society of America (OSA), p. 2267 1 p.

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

Direct minority carrier transport characterization of InAs/InAsSb superlattice nBn photodetectors

Zuo, D., Liu, R., Wasserman, D., Mabon, J., He, Z. Y., Liu, S., Zhang, Y-H., Kadlec, E. A., Olson, B. V. & Shaner, E. A., Feb 16 2015, In : Applied Physics Letters. 106, 7, 071107.

Research output: Contribution to journalArticle

22 Scopus citations

Does below-bandgap absorption improve solar cell efficiency?

Zhao, Y., Liu, S. & Zhang, Y-H., Dec 14 2015, 2015 IEEE 42nd Photovoltaic Specialist Conference, PVSC 2015. Institute of Electrical and Electronics Engineers Inc., 7355801

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

Effects of AlSb interfaces on InAs/InAsSb type-II infrared superlattice material properties

Steenbergen, E. H., Lin, Z. Y., Elhamri, S., Mitchel, W. C., Zhang, Y-H. & Kaspi, R., 2015, Proceedings of SPIE - The International Society for Optical Engineering. January ed. SPIE, Vol. 9451. 945114

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

1 Scopus citations

Effects of Ar vs. O2 ambient on pulsed-laser-deposited Ga-doped ZnO

Scott, R. C., Leedy, K. D., Bayraktaroglu, B., Look, D. C. & Zhang, Y-H., Jun 1 2011, In : Journal of Crystal Growth. 324, 1, p. 110-114 5 p.

Research output: Contribution to journalArticle

13 Scopus citations

Effects of varying light bias on an optically-addressed two-terminal multicolor photodetector

Steenbergen, E. H., Dinezza, M. J., Dettlaff, W. H. G., Lim, S. H. & Zhang, Y-H., May 1 2011, In : Infrared Physics and Technology. 54, 3, p. 292-295 4 p.

Research output: Contribution to journalArticle

5 Scopus citations

Electrical and Optical Properties of n-Type Indium-Doped CdTe/Mg0.46Cd0.54Te Double Heterostructures

Zhao, X. H., Liu, S., Zhao, Y., Campbell, C. M., Lassise, M. B., Kuo, Y. S. & Zhang, Y-H., Mar 2016, In : IEEE Journal of Photovoltaics. 6, 2, p. 552-556 5 p., 7384448.

Research output: Contribution to journalArticle

15 Scopus citations

Elimination of artifacts in external quantum efficiency measurements for multijunction solar cells using a pulsed light bias

Li, J. J. & Zhang, Y-H., Dec 1 2012, 2012 IEEE 38th Photovoltaic Specialists Conference, PVSC 2012. PART 2 ed. 2216512. (Conference Record of the IEEE Photovoltaic Specialists Conference; no. PART 2).

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

Elimination of artifacts in external quantum efficiency measurements for multijunction solar cells using a pulsed light bias

Li, J. J. & Zhang, Y-H., Jan 1 2013, In : IEEE Journal of Photovoltaics. 3, 1, p. 364-369 6 p., 6353868.

Research output: Contribution to journalArticle

13 Scopus citations

Elimination of artifacts in external quantum efficiency measurements of multijunction solar cells using a pulsed voltage bias

Li, J. J., Allen, C. R., Lim, S. H. & Zhang, Y-H., Feb 28 2013, In : IEEE Journal of Photovoltaics. 3, 2, p. 769-775 7 p., 6468054.

Research output: Contribution to journalArticle

7 Scopus citations

Epitaxial growth and characterization of InAs/GaSb and InAs/InAsSb type-II superlattices on GaSb substrates by metalorganic chemical vapor deposition for long wavelength infrared photodetectors

Huang, Y., Ryou, J. H., Dupuis, R. D., D'costa, V. R., Steenbergen, E. H., Fan, J., Zhang, Y-H., Petschke, A., Mandl, M. & Chuang, S. L., Jan 1 2011, In : Journal of Crystal Growth. 314, 1, p. 92-96 5 p.

Research output: Contribution to journalArticle

26 Scopus citations

Evaluation of antimony segregation in InAs/InAs1-xSbx type-II superlattices grown by molecular beam epitaxy

Lu, J., Luna, E., Aoki, T., Steenbergen, E. H., Zhang, Y-H. & Smith, D., Mar 7 2016, In : Journal of Applied Physics. 119, 9, 095702.

Research output: Contribution to journalArticle

27 Scopus citations

Evidence for a defect level above the conduction band edge of InAs/InAsSb type-II superlattices for applications in efficient infrared photodetectors

Prins, A. D., Lewis, M. K., Bushell, Z. L., Sweeney, S. J., Liu, S. & Zhang, Y-H., Apr 27 2015, In : Applied Physics Letters. 106, 17, 171111.

Research output: Contribution to journalArticle

8 Scopus citations

Evidence of carrier localization in photoluminescence spectroscopy studies of mid-wavelength infrared InAs/InAs1−xSbx type-II superlattices

Steenbergen, E. H., Massengale, J. A., Ariyawansa, G. & Zhang, Y-H., Oct 1 2016, In : Journal of Luminescence. 178, p. 451-456 6 p.

Research output: Contribution to journalArticle

12 Scopus citations

GaSb/ZnTe double-heterostructures grown using molecular beam epitaxy

Fan, J., Ouyang, L., Liu, X., Furdyna, J. K., Smith, D. & Zhang, Y-H., May 15 2013, In : Journal of Crystal Growth. 371, p. 122-125 4 p.

Research output: Contribution to journalArticle

4 Scopus citations

Growth, steady-state, and time-resolved photoluminescence study of CdTe/MgCdTe double heterostructures on InSb substrates using molecular beam epitaxy

DiNezza, M. J., Zhao, X. H., Liu, S., Kirk, A. P. & Zhang, Y-H., Nov 4 2013, In : Applied Physics Letters. 103, 19, 193901.

Research output: Contribution to journalArticle

49 Scopus citations

Growth and material properties of ZnTe/GaSb heterostructures for optoelectronic device applications

Liu, X., Furdyna, J. K., Fan, J., Ouyang, L., Smith, D., Ding, D. & Zhang, Y-H., Oct 22 2012, 2012 Symposium on Photonics and Optoelectronics, SOPO 2012. 6271134. (2012 Symposium on Photonics and Optoelectronics, SOPO 2012).

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

Growth and material properties of ZnTe on GaAs, InP, InAs and GaSb (0 0 1) substrates for electronic and optoelectronic device applications

Fan, J., Ouyang, L., Liu, X., Ding, D., Furdyna, J. K., Smith, D. & Zhang, Y-H., May 15 2011, In : Journal of Crystal Growth. 323, 1, p. 127-131 5 p.

Research output: Contribution to journalArticle

33 Scopus citations