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Author

  • Dhananjaya Kekuda
2012

Growth and study of CuIn1-xAlxSe2 thin films for photovoltaic applications

Kekuda, D., Nagaraju, J. & Krupanidhi, S. B., 01-12-2012, Solid State Physics - Proceedings of the 56th DAE Solid State Physics Symposium 2011. 1 ed. Vol. 1447. p. 1067-1068 2 p.

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

2016
5 Citations (Scopus)
2011

Synthesis and applications of main-chain Ru(ii) metallo-polymers containing bis-terpyridyl ligands with various benzodiazole cores for solar cells

Padhy, H., Sahu, D., Chiang, I. H., Patra, D., Kekuda, D., Chu, C. W. & Lin, H. C., 28-01-2011, In : Journal of Materials Chemistry. 21, 4, p. 1196-1205 10 p.

Research output: Contribution to journalArticle

33 Citations (Scopus)
2010

Label-free detection of DNA using novel organic-based electrolyte-insulator-semiconductor

Lin, T. W., Kekuda, D. & Chu, C. W., 01-08-2010, In : Biosensors and Bioelectronics. 25, 12, p. 2706-2710 5 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)
2014

Optical properties of zinc oxide (ZnO) thin films prepared by spray pyrolysis method

Rajendra, B. V., Bhat, V. & Kekuda, D., 2014, Solid State Science and Technology IV. Vol. 895. p. 226-230 5 p. (Advanced Materials Research; vol. 895).

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

1 Citation (Scopus)
2015
22 Citations (Scopus)
2018
2011

Small molecule thin film solar cells with active layers composed of copper phthalocyanine (CuPc) and fullerene (C70)

Kekuda, D., Rao, K. M., Tolpadi, A., Rajendra, B. V. & Chu, C. W., 12-09-2011, Solid State Physics - Proceedings of the 55th DAE Solid State Physics Symposium 2010. PART A ed. Vol. 1349. p. 619-620 2 p.

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

2010

Erratum: Flexible fullerene field-effect transistors fabricated through solution processing (Advanced Materials (2009) 21 (4845) DOI:10.1002/adma.200901215)

Sung, C. F., Kekuda, D., Chu, L. F., Lee, Y. Z., Chen, F. C., Wu, M. C. & Chu, C. W., 01-12-2010, In : Advanced Materials. 22, 45, 1 p.

Research output: Contribution to journalComment/debate

Hybrid TiOx/fluoropolymer bi-layer dielectrics for low-voltage complementary inverters

Sung, C. F., Kekuda, D., Chu, L. F., Chen, F. C., Cheng, S. S., Lee, Y. Z., Wu, M. C. & Chu, C. W., 01-01-2010, In : Organic Electronics: physics, materials, applications. 11, 1, p. 154-158 5 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2018

Fluorescent aromatic symmetrical azines: Synthesis and appraisal of their photophysical and electrochemical properties

Poojary, S., Sunil, D., Kekuda, D. & Sreenivasa, S., 01-11-2018, In : Optical Materials. 85, p. 1-7 7 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2019
3 Citations (Scopus)
2010

Correlation between exciton lifetime distribution and morphology of bulk heterojunction films after solvent annealing

Huang, J. H., Li, K. C., Chien, F. C., Hsiao, Y. S., Kekuda, D., Chen, P., Lin, H. C., Ho, K. C. & Chu, C. W., 20-05-2010, In : Journal of Physical Chemistry C. 114, 19, p. 9062-9069 8 p.

Research output: Contribution to journalArticle

32 Citations (Scopus)
2011

The effect of solvent induced crystallinity of polymer layer on poly(3-hexylthiophene)/C70 bilayer solar cells

Kekuda, D., Lin, H. S., Chyi Wu, M., Huang, J. S., Ho, K. C. & Chu, C. W., 01-02-2011, In : Solar Energy Materials and Solar Cells. 95, 2, p. 419-422 4 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)
2010

Enhanced spectral response in polymer bulk heterojunction solar cells by using active materials with complementary spectra

Huang, J. H., Lee, C. P., Ho, Z. Y., Kekuda, D., Chu, C. W. & Ho, K. C., 01-01-2010, In : Solar Energy Materials and Solar Cells. 94, 1, p. 22-28 7 p.

Research output: Contribution to journalArticle

32 Citations (Scopus)

Dibenzo[f,h]thieno[3,4-b] quinoxalinefullerene heterojunction bilayer solar cells with complementary spectrum coverage

Kekuda, D., Huang, J. S., Velusamy, M., Lin, J. T. & Chu, C. W., 01-10-2010, In : Solar Energy Materials and Solar Cells. 94, 10, p. 1767-1771 5 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2012

Thickness and oxygen partial pressure dependence on optical band gap of indium oxide by reactive evaporation method

Muhammed Ali, A. V. & Kekuda, D., 19-09-2012, In : Journal of Applied Sciences. 12, 16, p. 1718-1721 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2016

Role of oxygen flow rate on the structural and optical properties of copper oxide thin films grown by reactive magnetron sputtering

Ali, M., Gobinner, C. R. & Kekuda, D., 01-02-2016, In : Indian Journal of Physics. 90, 2, p. 219-224 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2011

Dual gate thin film transistors based on indium oxide active layers

Kekuda, D., Rao, K. M., Tolpadi, A. & Chu, C. W., 12-09-2011, Solid State Physics - Proceedings of the 55th DAE Solid State Physics Symposium 2010. PART A ed. Vol. 1349. p. 1081-1082 2 p.

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

1 Citation (Scopus)
2014
5 Citations (Scopus)
2012
8 Citations (Scopus)
2010

Efficient bilayer polymer solar cells possessing planar mixed-heterojunction structures

Huang, J. H., Li, K. C., Kekuda, D., Padhy, H. H., Lin, H. C., Ho, K. C. & Chu, C. W., 09-04-2010, In : Journal of Materials Chemistry. 20, 16, p. 3295-3300 6 p.

Research output: Contribution to journalArticle

38 Citations (Scopus)
2017
2015
1 Citation (Scopus)

CuO/ZnO planar bilayer heterojunction grown by reactive dc magnetron sputtering

Gobbiner, C. R., Ali, A. V. M. & Kekuda, D., 01-12-2015, In : Journal of Materials Science: Materials in Electronics. 26, 12, p. 9801-9807 7 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2011

Bilayer polymer solar cells with improved power conversion efficiency and enhanced spectrum coverage

Kekuda, D. & Chu, C. W., 28-11-2011, Optics: Phenomena, Materials, Devices, and Characterization, OPTICS 2011: International Conference on Light. Vol. 1391. p. 229-231 3 p.

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

Fine tuning of HOMO energy levels for low-band-gap photovoltaic copolymers containing cyclopentadithienopyrrole and bithiazole units

Patra, D., Sahu, D., Padhy, H., Kekuda, D., Chu, C. W., Wei, K. H. & Lin, H. C., 15-09-2011, In : Macromolecular Chemistry and Physics. 212, 18, p. 1960-1970 11 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2010

Synthesis and characterization of a narrow-bandgap polymer containing alternating cyclopentadithiophene and diketo-pyrrolo-pyrrole units for solar cell applications

Chen, G. Y., Chiang, C. M., Kekuda, D., Lan, S. C., Chu, C. W. & Wei, K. H., 01-04-2010, In : Journal of Polymer Science, Part A: Polymer Chemistry. 48, 7, p. 1669-1675 7 p.

Research output: Contribution to journalArticle

65 Citations (Scopus)
2017
24 Citations (Scopus)
2019

Highly fluorescent materials derived from ortho-vanillin: Structural, photophysical electrochemical and theoretical studies

Poojary, S., Acharya, M., Abdul Salam, A. A., Kekuda, D., Nayek, U., Madan Kumar, S., Adhikari, A. V. & Sunil, D., 01-02-2019, In : Journal of Molecular Liquids. 275, p. 792-806 15 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2016
15 Citations (Scopus)
2019

Growth and characterization of undoped and aluminium doped zinc oxide thin films for SO2 gas sensing below threshold value limit

Chaitra, U., Ali, A. V. M., Viegas, A. E., Kekuda, D. & Rao, K. M., 01-12-2019, In : Applied Surface Science. 496, 143724.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2018

Heterogeneity of photoluminescence properties and electronic transitions in copper oxide thin films: A thickness dependent structural and optical study

Gobbiner, C. R., Dillip, G. R., Joo, S. W. & Kekuda, D., 01-10-2018, In : Ceramics International. 44, 14, p. 16984-16991 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2010

Modulation of donor-acceptor interface through thermal treatment for efficient bilayer organic solar cells

Kekuda, D., Huang, J. H., Ho, K. C. & Chu, C. W., 18-02-2010, In : Journal of Physical Chemistry C. 114, 6, p. 2764-2768 5 p.

Research output: Contribution to journalArticle

39 Citations (Scopus)

Synthesis and applications of low-bandgap conjugated polymers containing phenothiazine donor and various benzodiazole acceptors for polymer solar cells

Padhy, H., Huang, J. H., Sahu, D., Patra, D., Kekuda, D., Chu, C. W. & Lin, H. C., 01-11-2010, In : Journal of Polymer Science, Part A: Polymer Chemistry. 48, 21, p. 4823-4834 12 p.

Research output: Contribution to journalArticle

59 Citations (Scopus)

Synthesis and applications of 2,7-carbazole-based conjugated main-chain copolymers containing electron deficient bithiazole units for organic solar cells

Patra, D., Sahu, D., Padhy, H., Kekuda, D., Chu, C. W. & Lin, H. C., 01-12-2010, In : Journal of Polymer Science, Part A: Polymer Chemistry. 48, 23, p. 5479-5489 11 p.

Research output: Contribution to journalArticle

35 Citations (Scopus)

Synthesis and application of H-Bonded cross-linking polymers containing a conjugated pyridyl H-Acceptor side-chain polymer and various carbazole-based H-Donor dyes bearing symmetrical cyanoacrylic acids for organic solar cells

Sahu, D., Padhy, H., Patra, D., Kekuda, D., Chu, C. W., Chiang, I. H. & Lin, H. C., 10-12-2010, In : Polymer. 51, 26, p. 6182-6192 11 p.

Research output: Contribution to journalArticle

32 Citations (Scopus)
2013

Third-order nonlinear optical properties of Mn doped ZnO thin films under cw laser illumination

Nagaraja, K. K., Pramodini, S., Santhosh Kumar, A., Nagaraja, H. S., Poornesh, P. & Kekuda, D., 01-01-2013, In : Optical Materials. 35, 3, p. 431-439 9 p.

Research output: Contribution to journalArticle

122 Citations (Scopus)