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Research Output

2019

An approach to optimize pre-annealing aging and anneal conditions to improve photovoltaic performance of perovskite solar cells

Sanni, D. M., Chen, Y., Yerramilli, A. S., Ntsoenzok, E., Asare, J., Adeniji, S. A., Oyelade, O. V., Fashina, A. A. & Alford, T., Mar 1 2019, In : Materials for Renewable and Sustainable Energy. 8, 1, 3.

Research output: Contribution to journalArticle

Enhanced power conversion efficiency and preferential orientation of the MAPbI3 perovskite solar cells by introduction of urea as additive

Li, Y., Li, L., Yerramilli, A. S., Chen, Y., Fang, D., Shen, Y. & Alford, T., Oct 1 2019, In : Organic Electronics: physics, materials, applications. 73, p. 130-136 7 p.

Research output: Contribution to journalArticle

2 Scopus citations

Improved performance of inverted perovskite solar cells due to the incorporation of zirconium acetylacetonate buffer layer

Yerramilli, A. S., Chen, Y., Knight, A., Gogoi, B., Li, L., Song, Y., Shen, Y. & Alford, T., Sep 15 2019, In : Solar Energy Materials and Solar Cells. 200, 109927.

Research output: Contribution to journalArticle

1 Scopus citations

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

2 Scopus citations
2018

Control of the Nucleation and Growth of the Lead Acetate Solution Derived CH 3 NH 3 PbI 3 Films Leads to Enhanced Power Conversion Efficiency

Chen, Y., Yerramilli, A. S., Li, L., Qu, W., Shen, Y., Song, Y. & Alford, T., Jun 25 2018, In : ACS Applied Energy Materials. 1, 6, p. 2898-2906 9 p.

Research output: Contribution to journalArticle

1 Scopus 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

14 Scopus 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

4 Scopus citations

Implementing a 'design for online' approach for engineering courses

Mansfield, J. M., Alford, T. & Theodore, N. D., Jun 23 2018, In : ASEE Annual Conference and Exposition, Conference Proceedings. 2018-June

Research output: Contribution to journalConference article

Mathematical model of the effects of government intervention and rehabilitation of prostitution

Lanz, A., White, Z. & Alford, T., Mar 9 2018, (Accepted/In press) In : International Journal of Biomathematics.

Research output: Contribution to journalArticle

Misconception clarification in online graduate courses

Mansfield, J., Alford, T. & Theodore, N. D., Jun 23 2018, In : ASEE Annual Conference and Exposition, Conference Proceedings. 2018-June

Research output: Contribution to journalConference article

Self-Powered, Inkjet Printed Electrochromic Films on Flexible and Stretchable Substrate for Wearable Electronics Applications

Azhar, E. A., Alford, T. & Yu, H., Aug 7 2018, Proceedings - IEEE 68th Electronic Components and Technology Conference, ECTC 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-May. p. 131-138 8 p. 8429541

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

2017

Ag-chalcogenide glass flexible radiation sensor: Impact of atomic ratio of Se on the TID influenced lateral diffusion of Ag

Mahmud, A., Gonzalez Velo, Y., Taggart, J., Bamaby, H. J., Kozicki, M., Holbert, K., Mitkova, M., Alford, T., Goryll, M. & Chen, W., Oct 31 2017, 2016 16th European Conference on Radiation and Its Effects on Components and Systems, RADECS 2016. Institute of Electrical and Electronics Engineers Inc., Vol. 2016-September. p. 1-3 3 p.

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

Comparison of scanning laser annealing and microwave annealing for As+ implanted Si

Zhao, Z., Hilman, J., Oropeza, M., Nian, Q. & Alford, T., Jan 1 2017, In : Journal of Vacuum Science and Technology B: Nanotechnology and Microelectronics. 35, 1, 011202.

Research output: Contribution to journalArticle

2016

A percolative approach to investigate electromigration failure in printed Ag structures

Zhao, Z., Mamidanna, A., Lefky, C., Hildreth, O. & Alford, T., Sep 28 2016, In : Journal of Applied Physics. 120, 12, 125104.

Research output: Contribution to journalArticle

6 Scopus citations
3 Scopus citations
6 Scopus citations
17 Scopus citations
2015
16 Scopus citations

Aging effect of a molecularly imprinted polymer on a quartz tuning fork sensor for detection of volatile organic compounds

Deng, Y., Chen, C., Qin, X., Xian, X., Alford, T., Choi, H. W., Tsow, F. & Forzani, E., 2015, In : Sensors and Actuators, B: Chemical. 211, p. 25-32 8 p.

Research output: Contribution to journalArticle

9 Scopus citations

A Method for Efficient Transmittance Spectrum Prediction of Transparent Composite Electrodes

Zhao, Z., Dhar, A. & Alford, T., Jul 1 2015, In : JOM. 67, 7, p. 1612-1616 5 p.

Research output: Contribution to journalArticle

Carrier recombination lifetime measurement in silicon epitaxial layers using optically excited MOS capacitor technique

Elhami Khorasani, A., Schroder, D. K. & Alford, T., May 1 2015, In : IEEE Transactions on Electron Devices. 62, 5, p. 1553-1560 8 p., 7067362.

Research output: Contribution to journalArticle

3 Scopus citations
3 Scopus citations
1 Scopus citations

Determination of complex permittivity for low- and high-loss materials at microwave frequencies

Varadan, S. K., Zhang, L., Pan, G. & Alford, T., May 7 2015, 2014 IEEE 23rd Conference on Electrical Performance of Electronic Packaging and Systems, EPEPS 2014. Institute of Electrical and Electronics Engineers Inc., p. 219-222 4 p. 7103638

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

Effect of Different Substrates on the Wettability and Electrical Properties of Au Thin Films Deposited by Sputtering

Dhar, A., Zhao, Z. & Alford, T., Mar 10 2015, In : JOM. 67, 4, p. 845-848 4 p.

Research output: Contribution to journalArticle

4 Scopus citations
7 Scopus citations

Fabrication of periodic silicon nanopillars in a two-dimensional hexagonal array with enhanced control on structural dimension and period

Choi, J. Y., Alford, T. & Honsberg, C., Mar 17 2015, In : Langmuir. 31, 13, p. 4018-4023 6 p.

Research output: Contribution to journalArticle

14 Scopus citations

Optimization of flexible Ag-chalcogenide glass sensors for radiation detection

Mahmud, A., Gonzalez Velo, Y., Saremi, M., Barnaby, H., Kozicki, M., Holbert, K., Mitkova, M., Alford, T., Goryll, M., Mahalanabis, D., Yu, W., Chen, W. & Taggart, J., Dec 24 2015, 2015 15th European Conference on Radiation and Its Effects on Components and Systems, RADECS 2015. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-December. 7365644

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

4 Scopus citations
10 Scopus citations
37 Scopus citations

Photocurrent enhancements of organic solar cells by altering dewetting of plasmonic Ag nanoparticles

Fleetham, T., Choi, J. Y., Choi, H. W., Alford, T., Jeong, D. S., Lee, T. S., Lee, W. S., Lee, K. S., Li, J. & Kim, I., Sep 21 2015, In : Scientific Reports. 5, 14250.

Research output: Contribution to journalArticle

25 Scopus citations
2014

A fast I-V screening measurement for tddb assessment of ultra-thick inter-metal dielectrics

Khorasani, A. E., Griswold, M. & Alford, T., Jan 2014, In : IEEE Electron Device Letters. 35, 1, p. 117-119 3 p., 6680596.

Research output: Contribution to journalArticle

3 Scopus citations
4 Scopus citations

Characterizing and addressing student learning issues and misconceptions (SLIMs) in materials science with muddiest point reflections and fast formative feedback

Krause, S., Baker, D. R., Carberry, A., Alford, T., Ankeny, J., Koretsky, M., Brooks, B. J., Waters, C., Gibbons, B. J., Maass, S. & Chan, C., 2014, ASEE Annual Conference and Exposition, Conference Proceedings. American Society for Engineering Education

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

3 Scopus citations
5 Scopus citations

Enhanced power conversion efficiency of organic solar cells by embedding Ag nanoparticles in exciton blocking layer

Kim, I., Fleetham, T., Choi, H. W., Choi, J. Y., Lee, T. S., Jeong, D. S., Lee, W. S., Lee, K. S., Lee, Y. K., Alford, T. & Li, J., 2014, In : Organic Electronics: physics, materials, applications. 15, 10, p. 2414-2419 6 p.

Research output: Contribution to journalArticle

6 Scopus citations

Flexible sensors based on radiation-induced diffusion of ag in chalcogenide glass

Dandamudi, P., Mahmud, A., Gonzalez Velo, Y., Kozicki, M., Barnaby, H., Roos, B., Alford, T., Ailavajhala, M., Mitkova, M. & Holbert, K., Dec 1 2014, In : IEEE Transactions on Nuclear Science. 61, 6, p. 3432-3437 6 p., 6949157.

Research output: Contribution to journalArticle

7 Scopus citations