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Personal profile

Education/Academic qualification

PHD, Cornell University

… → 1991

MS, North Carolina State University

… → 1986

BS, North Carolina State University

… → 1984

Fingerprint Fingerprint is based on mining the text of the experts' scientific documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

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Research Output 1900 2019

Introduction of nitrogen gas flow and precursor aging process to improve the efficiency of the lead acetate derived CH3NH3PbI3 perovskite solar cells

Chen, Y., Li, L., Yerramilli, A. S., Qu, W., Song, Y., Li, N., Shen, Y. & Alford, T., Feb 1 2019, In : Solar Energy Materials and Solar Cells. 190, p. 49-56 8 p.

Research output: Contribution to journalArticle

Flow of gases
Nitrogen
Lead
Aging of materials
Phase composition

Development of low-fluorine solution route and UV photolysis process for YBa2Cu3O7-x coated conductors

Chen, Y., Qu, W., Bian, W., Li, L., Yerramilli, A. S., Li, N., Song, Y., Wu, H., Wang, A., Theodore, N. D. & Alford, T., Jan 1 2018, (Accepted/In press) In : MRS Communications.

Research output: Contribution to journalArticle

Fluorine
Photolysis
Trifluoroacetic Acid
Superconducting films
Steam
6 Citations

Effect of excessive Pb content in the precursor solutions on the properties of the lead acetate derived CH3NH3PbI3 perovskite solar cells

Chen, Y., Yerramilli, A., Shen, Y., Zhao, Z. & Alford, T., Jan 1 2018, In : Solar Energy Materials and Solar Cells. 174, p. 478-484 7 p.

Research output: Contribution to journalArticle

Lead
Conversion efficiency
Perovskite
Perovskite solar cells
lead acetate
2 Citations

Fabrication of PZT/CuO composite films and their photovoltaic properties

Song, Y., Li, L., Chen, Y., Li, F., Qu, W., Wu, H., Yerramilli, A. S., Alford, T. & Zheng, H., Jun 23 2018, (Accepted/In press) In : Journal of Sol-Gel Science and Technology. p. 1-7 7 p.

Research output: Contribution to journalArticle

Composite films
Photocurrents
Fabrication
fabrication
composite materials

Impact of excess lead on the stability and photo-induced degradation of lead halide perovskite solar cells

Yerramilli, A. S., Chen, Y., Sanni, D., Asare, J., Theodore, N. D. & Alford, T., Aug 1 2018, In : Organic Electronics: physics, materials, applications. 59, p. 107-112 6 p.

Research output: Contribution to journalArticle

halides
Lead
solar cells
degradation
Degradation

Projects 1992 2019