Gary Rumbles

Research Fellow

  • United States

  • 10383 Citations
  • 58 h-Index
1981 …2020

Research output per year

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Research Output

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Conference contribution
2015

Photo-induced carrier generation and recombination dynamics probed by combining time-resolved microwave conductivity and transient absorption spectroscopy

Park, J., Reid, O. G. & Rumbles, G., Jan 1 2015, Physical Chemistry of Interfaces and Nanomaterials XIV. Bittner, E. R. & Hayes, S. C. (eds.). SPIE, 95490O. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9549).

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

Singlet, triplet, electron and hole transport along single polymer chains

Bird, M., Mauro, G., Zaikowski, L., Li, X., Reid, O., Karten, B., Asaoka, S., Chen, H. C., Cook, A. R., Rumbles, G. & Miller, J. R., 2015, Proceedings of SPIE - The International Society for Optical Engineering. SPIE, Vol. 9549. 95490E

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

2012

Influence of squaraine aggregation on short-circuit current and device efficiency

Spencer, S., Murcia, V., Reid, O., Rumbles, G., Belfield, K., Cody, J. & Collison, C., Nov 26 2012, Program - 38th IEEE Photovoltaic Specialists Conference, PVSC 2012. p. 2775-2779 5 p. 6318168. (Conference Record of the IEEE Photovoltaic Specialists Conference).

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

5 Citations (Scopus)
2011

Detecting free carriers in organic photovoltaic systems: Time-resolved microwave conductivity

Rumbles, G., Kopidakis, N., Coffey, D., Ferguson, A., Dayal, S. & Reid, O., Dec 1 2011, 2011 International Semiconductor Device Research Symposium, ISDRS 2011. 6135396. (2011 International Semiconductor Device Research Symposium, ISDRS 2011).

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

1 Citation (Scopus)
2009

Transient microwave conductivity studies of exciton dissociation in conjugated polymers

Rumbles, G., Ferguson, A. J., Kopidakis, N., Dayal, S., Coffey, D., Blackburn, J. L., Tenent, R. C. & Heben, M., Dec 1 2009, American Chemical Society - 238th National Meeting and Exposition, ACS 2009, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

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

2008

Short-term metal/organic interface stability investigations of organic photovoltaic devices

Reese, M. O., Morfa, A. J., White, M. S., Kopidakis, N., Shaheen, S. E., Rumbles, G. & Ginley, D. S., Dec 1 2008, 33rd IEEE Photovoltaic Specialists Conference, PVSC 2008. 4922720. (Conference Record of the IEEE Photovoltaic Specialists Conference).

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

5 Citations (Scopus)
2007

Solar energy conversion processes in nanostructured materials studied via time-resolved THz Spectroscopy

Beard, M. C., Blackburn, J., Heben, M., Ai, X., Rumbles, G., Ellingson, R. J. & Nozik, A. J., 2007, Laser Science, LS 2007. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

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

Structural characterization of phenyl-cored thiophene dendrimers for organic photovoltaics

Wasacz, J. T., Kopidakis, N., Mitchell, W. J., Rumbles, G., Shaheen, S. E. & Pacheco, K. A. O., Dec 28 2007, 233rd ACS National Meeting, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

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

Time-resolved microwave photoconductivity study of P3HT: Fullerene bulk heterojunctions for organic photovoltaic devices

Ferguson, A. J., Kopidakis, N., McDonald, T. J., Piris, J., Shaheen, S. E., Heben, M. J. & Rumbles, G., Dec 31 2007, 234th ACS National Meeting, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

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

2006

Application of single-wall carbon nanotubes as transparent electrodes in Cu(In,Ga)Se2-based solar cells

Contreras, M., Barnes, T., Van De Lagemaat, J., Rumbles, G., Coutts, T. J., Weeks, C., Glatkowski, P., Levitsky, I. & Peltola, J., Jan 1 2006, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. IEEE Computer Society, p. 428-431 4 p. 4059654. (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

10 Citations (Scopus)

Dependence of polymer hybrid photovoltaic performance on donor-acceptor morphology

Carter, S., Chasteen, S., Haerter, J., Sholin, V., Rumbles, G. & Scott, J. C., Jan 1 2006, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. IEEE Computer Society, p. 171-174 4 p. 4059589. (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

Efficient organic excitonic solar cells with carbon nanotubes replacing in2O3=Sn AS the transparent electrode

Van De Lagemaat, J., Barnes, T., Rumbles, G., Courts, T. J., Shaheen, S. E., Weeks, C., Glatkowski, P., Levitsky, I. & Peltola, J., Jan 1 2006, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. IEEE Computer Society, p. 183-185 3 p. 4059592. (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

Excitation energy dependence of the ultrafast transient absorption response of single-wall carbon nanotubes

Ellingson, R. J., Engtrakul, C., Jones, M., Rumbles, G., Heben, M. J. & Nozik, A. J., Oct 16 2006, Electron Transfer in Nanomaterials - Proceedings of the International Symposium. p. 415-420 6 p. (Proceedings - Electrochemical Society; vol. PV 2004-22).

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

Morphological changes of conjugated polymers in nanostructured environments

Shaheen, S. E., Olson, D. C., White, M. S., Gregg, B. A., Rumbles, G., Ginley, D. S. & Collins, R. T., Oct 16 2006, Electron Transfer in Nanomaterials - Proceedings of the International Symposium. p. 443-449 7 p. (Proceedings - Electrochemical Society; vol. PV 2004-22).

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

Single-wall carbon nanotubes as transparent electrodes for photovoltaics

Weeks, C., Peltola, J., Levitsky, I., Glatkowski, P., Van De Lagemaat, J., Rumbles, G., Barnes, T. & Coutts, T., Jan 1 2006, Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4. IEEE Computer Society, p. 295-297 3 p. 4059622. (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

4 Citations (Scopus)

Stabilization of (CdSe)ZnS quantum dots in water using amino acid capping groups

Jones, M., Ding, S. Y., Tucker, M. P., Kim, Y. H., Zhang, S. B., Himmel, M. E. & Rumbles, G., Oct 16 2006, Electron Transfer in Nanomaterials - Proceedings of the International Symposium. p. 340-349 10 p. (Proceedings - Electrochemical Society; vol. PV 2004-22).

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

2 Citations (Scopus)
2000

Surface morphology studies of phthalocyanine thin films: Mechanism of the α → β1 phase transition

Heutz, S., Bayliss, S. M., Rumbles, G. & Jones, T. S., 2000, Materials Research Society Symposium - Proceedings. Yoreo, J. D., Casey, W., Malkin, A., Vlieg, E. & Ward, M. (eds.). Vol. 620.

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

1999

Effect of annealing on the properties of thin films of free base phthalocyanine and perylene-3,4,9,10-tetracarboxylic dianhydride deposited by organic molecular beam deposition

Bayliss, S. M., Heutz, S., Rumbles, G. & Jones, T. S., 1999, Materials Research Society Symposium - Proceedings. Materials Research Society, Vol. 560. p. 71-74 4 p.

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

10 Citations (Scopus)

Photoluminescence studies of the light-emitting species in new materials for polymer devices

Rumbles, G., Miller, P. F., DeSouza, M. M., Gould, I. R., Amer, H., Russell, D. L., Holmes, A. B., Moratti, S. C. & Samuel, I. D. W., 1999, Proceedings of SPIE - The International Society for Optical Engineering. Society of Photo-Optical Instrumentation Engineers, Vol. 3797. p. 101-108 8 p.

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

1 Citation (Scopus)
1997

Photoluminescence in poly(3-hexylthiophene)

Samuel, I. D. W., Magnani, L., Rumbles, G., Murray, K., Stone, B. M., Moratti, S. C. & Holmes, A. B., 1997, Proceedings of SPIE - The International Society for Optical Engineering. Vardeny, Z. V. & Rothberg, L. J. (eds.). Vol. 3145. p. 163-170 8 p.

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

9 Citations (Scopus)

Photophysics of high concentration systems at a solution/solid interface: An evanescent wave study

Elliott, J. A., Rumbles, G., De Mello, A. J. & Anderson, H. L., 1997, Materials Research Society Symposium - Proceedings. Materials Research Society, Vol. 464. p. 295-300 6 p.

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

1987

SPECTROSCOPY OF THE HCO RADICAL AND ITS RELATION TO THE PHOTODISSOCIATION OF ALIPHATIC ALDEHYDES.

Lee, E. K. C., Rumbles, G. & Kasatani, K., 1987, Proceedings of SPIE - The International Society for Optical Engineering. El-Sayed, M. A. (ed.). SPIE, Vol. 742. p. 2-5 4 p.

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

1986

PICOSECOND TIME-RESOLVED RESONANCE RAMAN SPECTROSCOPY OF BACTERIORHODOPSIN INTERMEDIATES.

Atkinson, G. H., Brack, T. L., Grieger, I., Rumbles, G., Blanchard, D. & Siemenkowski, L., 1986, Proceedings of SPIE - The International Society for Optical Engineering. El-Sayed, M. A. (ed.). SPIE, Vol. 620. p. 82-88 7 p.

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

5 Citations (Scopus)