Research Output 1992 2019

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2010
8 Citations (Scopus)

Studies on vacuum deposited p-ZnTe/n-ZnSe heterojunction diodes

Rao, G. K., Bangera, K. V. & Shivakumar, G. K., 01-08-2010, In : Solid-State Electronics. 54, 8, p. 787-790 4 p.

Research output: Contribution to journalArticle

Heterojunctions
heterojunctions
Diodes
diodes
Vacuum
32 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

Bearings (structural)
Polymers
Coloring Agents
Dyes
Hydrogen
34 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

Copolymers
Butyric acid
Butyric Acid
Electrons
Esters
56 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

Conjugated polymers
Polymers
Energy gap
Butyric acid
Electron energy levels
63 Citations (Scopus)

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

Pyrroles
Solar cells
Polymers
Energy gap
Conjugated polymers
3 Citations (Scopus)
zinc tellurides
Bismuth
bismuth
Zinc
Doping (additives)
3 Citations (Scopus)

Thermal conductivity and thermo-power of Y1 - x Prx Ba2 (Cu1 - x Mx)3 O7 - δ (M = Fe,Mn,Zn and Ni) bulk superconductors

Chakraborty, T., Gahtori, B., Ahsan, M. A. H., Geetha, Chen, Y. S., Kuo, Y. K., Rao, A., Sarkar, C. K. & Agrawal, S. K., 01-03-2010, In : Solid State Communications. 150, 9-10, p. 454-457 4 p.

Research output: Contribution to journalArticle

Superconducting materials
Thermal conductivity
thermal conductivity
Doping (additives)
Phonon scattering
21 Citations (Scopus)

Thermal properties of La2/3Ba1/3(Mn1-xSbx)O3 manganites

Sen, V., Bhalla, G. L., Panwar, N., Syu, W. K., Kaurav, N., Kuo, Y. K., Rao, A. & Agarwal, S. K., 01-01-2010, In : Physica B: Condensed Matter. 405, 1, p. 1-4 4 p.

Research output: Contribution to journalArticle

Manganites
Thermodynamic properties
thermodynamic properties
Doping (additives)
thermal conductivity
8 Citations (Scopus)

Variation of radiation level and radionuclide enrichment in high background area

Shetty, P. K. & Narayana, Y., 01-12-2010, In : Journal of Environmental Radioactivity. 101, 12, p. 1043-1047 5 p.

Research output: Contribution to journalArticle

Radioisotopes
radionuclide
Radiation
Gamma Rays
Beaches
2009
79 Citations (Scopus)

Annealing effect of polymer bulk heterojunction solar cells based on polyfluorene and fullerene blend

Huang, J. H., Yang, C. Y., Ho, Z. Y., Kekuda, D., Wu, M. C., Chien, F. C., Chen, P., Chu, C. W. & Ho, K. C., 01-02-2009, In : Organic Electronics: physics, materials, applications. 10, 1, p. 27-33 7 p.

Research output: Contribution to journalArticle

Fullerenes
fullerenes
Heterojunctions
heterojunctions
Solar cells
25 Citations (Scopus)

Autofluorescence of normal, Benign, and malignant ovarian tissues: A pilot study

Kamath, S. D., Bhat, R. A., Ray, S. & Mahato, K. K., 01-04-2009, In : Photomedicine and Laser Surgery. 27, 2, p. 325-335 11 p.

Research output: Contribution to journalArticle

Tissue
Lasers
Laser excitation
Principal Component Analysis
Pulsed lasers
12 Citations (Scopus)

Characterization of p-CdTe/n-CdS hetero-junctions

Mahesha, M. G., Bangera, K. V. & Shivakumar, G. K., 06-2009, In : Materials Science in Semiconductor Processing. 12, 3, p. 89-93 5 p.

Research output: Contribution to journalArticle

Cadmium telluride
Cadmium sulfide
Thermal evaporation
Energy gap
Crystalline materials
50 Citations (Scopus)

Effects of nanomorphological changes on the performance of solar cells with blends of poly[9,9′-dioctyl-fluorene-co-bithiophene] and a soluble fullerene

Huang, J. H., Ho, Z. Y., Kekuda, D., Chang, Y., Chu, C. W. & Ho, K. C., 14-01-2009, In : Nanotechnology. 20, 2, 025202.

Research output: Contribution to journalArticle

Fullerenes
Solar cells
Butyric acid
Esters
Butyric Acid
14 Citations (Scopus)

Efficient bulk heterjunction solar cells based on a low-bandgap polyfluorene copolymers and fullerene derivatives

Huang, J. H., Li, K. C., Wei, H. Y., Chen, P. Y., Lin, L. Y., Kekuda, D., Lin, H. C., Ho, K. C. & Chu, C. W., 01-09-2009, In : Organic Electronics: physics, materials, applications. 10, 6, p. 1109-1115 7 p.

Research output: Contribution to journalArticle

Fullerenes
fullerenes
copolymers
Solar cells
Polymers
10 Citations (Scopus)
Polystyrenes
Silver
polystyrene
silver
Polymers
84 Citations (Scopus)

Electrochemical characterization of the solvent-enhanced conductivity of poly(3,4-ethylenedioxythiophene) and its application in polymer solar cells

Huang, J. H., Kekuda, D., Chu, C. W. & Ho, K. C., 08-06-2009, In : Journal of Materials Chemistry. 19, 22, p. 3704-3712 9 p.

Research output: Contribution to journalArticle

Polymers
Thin films
Conductive films
Buffer layers
Dimethyl Sulfoxide
10 Citations (Scopus)

Enhanced superconducting properties of bulk MgB2 prepared by in situ Powder-In-Sealed-Tube method

Varghese, N., Vinod, K., Rao, A., Kuo, Y. K. & Syamaprasad, U., 20-02-2009, In : Journal of Alloys and Compounds. 470, 1-2, p. 63-66 4 p.

Research output: Contribution to journalArticle

Powders
Flux pinning
Sintering
Temperature
Grain boundaries
47 Citations (Scopus)

Fabrication of multilayer organic solar cells through a stamping technique

Huang, J. H., Ho, Z. Y., Kuo, T. H., Kekuda, D., Chu, C. W. & Ho, K. C., 19-06-2009, In : Journal of Materials Chemistry. 19, 24, p. 4077-4080 4 p.

Research output: Contribution to journalArticle

Stamping
Polymer films
Multilayers
Fabrication
Conversion efficiency
45 Citations (Scopus)

Flexible fullerene field-Effect transistors fabricated through solution processing

Sung, C. F., Kekuda, D., Chu, L. F., Lee, Y. Z., Chen, F. C., Wu, M. C. & Chu, C. W., 18-12-2009, In : Advanced Materials. 21, 47, p. 4845-4849 5 p.

Research output: Contribution to journalArticle

Fullerenes
Thin film transistors
Field effect transistors
ITO glass
Vacuum deposition
7 Citations (Scopus)

Low temperature specific heat (zero field and with field) of Fe and Mn-doped MgB2

Rao, A., Gahtori, B., Agarwal, S. K., Chakraborty, T., Sarkar, C. K. & Das, A., 01-01-2009, In : Physica C: Superconductivity and its Applications. 469, 1, p. 64-69 6 p.

Research output: Contribution to journalArticle

Specific heat
Thermal variables measurement
specific heat
heat measurement
Magnetoresistance
11 Citations (Scopus)

Mott conductivity in nanocluster carbon thin films

De, S., Niranajana, S., Satyanarayana, B. S. & Rao, M., 12-2009, In : Optoelectronics and Advanced Materials, Rapid Communications. 3, 12, p. 1365-1367 3 p.

Research output: Contribution to journalArticle

Nanoclusters
Carbon films
Thin films
Silicon
Fermi level
4 Citations (Scopus)

Nonlinear optical studies of newly synthesized polythiophenes containing pyridine and 1,3,4-oxadiazole units

Poornesh, P., Hegde, P. K., Manjunatha, M. G., Umesh, G. & Adhikari, A. V., 01-05-2009, In : Polymer Engineering and Science. 49, 5, p. 875-880 6 p.

Research output: Contribution to journalArticle

Pyridine
Copolymers
Polymers
Q switched lasers
Thiophenes
54 Citations (Scopus)

Nonlinear optical studies on 1,3-disubstituent chalcones doped polymer films

Poornesh, P., Shettigar, S., Umesh, G., Manjunatha, K. B., Prakash Kamath, K., Sarojini, B. K. & Narayana, B., 01-04-2009, In : Optical Materials. 31, 6, p. 854-859 6 p.

Research output: Contribution to journalArticle

Chalcones
Polymer films
Photons
Polymethyl Methacrylate
polymers
17 Citations (Scopus)

On the chromo-electric permittivity and Debye screening in hot QCD

Chandra, V., Ranjan, A. & Ravishankar, V., 01-04-2009, In : European Physical Journal A. 40, 1, p. 109-117 9 p.

Research output: Contribution to journalArticle

screening
quantum chromodynamics
permittivity
partons
fixing
19 Citations (Scopus)

Organic base modulation triodes and their inverters on flexible substrates

Cheng, S. S., Chuang, Y. C., Kekuda, D., Ou, C. W., Wu, M. C. & Chu, C. W., 11-05-2009, In : Advanced Materials. 21, 18, p. 1860-1864 5 p.

Research output: Contribution to journalArticle

Triodes
Modulation
Substrates
Electrodes
Thermal evaporation
35 Citations (Scopus)

Preparation and characterization of CdxZn1-xS thin films by spray pyrolysis technique for photovoltaic applications

Raviprakash, Y., Bangera, K. V. & Shivakumar, G. K., 01-09-2009, In : Solar Energy. 83, 9, p. 1645-1651 7 p.

Research output: Contribution to journalArticle

Spray pyrolysis
Thin films
Chemical analysis
Optical band gaps
Cadmium
8 Citations (Scopus)
Principal Component Analysis
Principal component analysis
Mucous Membrane
Fluorescence
Colonic Diseases
5 Citations (Scopus)

Specific heat and correlation between resistivity and thermoelectric power of GdBa2(Cu1-xMnx)3O7-δ HTSC system for x ≤ 0.02

Gahtori, B., Agarwal, S. K., Chakraborty, T., Rao, A. & Kuo, Y. K., 01-01-2009, In : Physica C: Superconductivity and its Applications. 469, 1, p. 27-29 3 p.

Research output: Contribution to journalArticle

Thermoelectric power
high temperature superconductors
Specific heat
specific heat
electrical resistivity
23 Citations (Scopus)

Studies on fluorescent PVA + PVP + MPDMAPP composite films

Bhajantri, R. F., Ravindrachary, V., Poojary, B., Ismayil, Harisha, A. & Crasta, V., 01-05-2009, In : Polymer Engineering and Science. 49, 5, p. 903-909 7 p.

Research output: Contribution to journalArticle

Composite films
Fluorescence
Charge transfer
Absorption spectra
Refractive index
34 Citations (Scopus)

Studies on third-order nonlinear optical properties and reverse saturable absorption in polythiophene/poly (methylmethacrylate) composites

Poornesh, P., Umesh, G., Hegde, P. K., Manjunatha, M. G., Manjunatha, K. B. & Adhikari, A. V., 01-09-2009, In : Applied Physics B: Lasers and Optics. 97, 1, p. 117-124 8 p.

Research output: Contribution to journalArticle

optical properties
absorption cross sections
composite materials
defocusing
pulses
12 Citations (Scopus)
Bearings (structural)
Polymers
Energy gap
Coloring Agents
Dyes
35 Citations (Scopus)

The effect of substrate temperature on the structural, optical and electrical properties of vacuum deposited ZnTe thin films

Rao, G. K., Bangera, K. V. & Shivakumar, G. K., 11-08-2009, In : Vacuum. 83, 12, p. 1485-1488 4 p.

Research output: Contribution to journalArticle

zinc tellurides
Zinc
Structural properties
Electric properties
Optical properties
17 Citations (Scopus)

The third-order nonlinear optical properties of novel styryl dyes

Shettigar, S., Umesh, G., Poornesh, P., Manjunatha, K. B. & Asiri, A. M., 01-11-2009, In : Dyes and Pigments. 83, 2, p. 207-210 4 p.

Research output: Contribution to journalArticle

Coloring Agents
Azo Compounds
Photons
Dyes
Optical properties
24 Citations (Scopus)

Third-order nonlinear optical susceptibilities of new copolymers containing alternate 3,4-dialkoxythiophene and (1,3,4-oxadiazolyl)pyridine moieties

Hegde, P. K., Adhikari, A. V., Manjunatha, M. G., Poornesh, P. & Umesh, G., 01-04-2009, In : Optical Materials. 31, 6, p. 1000-1006 7 p.

Research output: Contribution to journalArticle

Pyridine
pyridines
copolymers
Copolymers
magnetic permeability
8 Citations (Scopus)

Using metal/organic junction engineering to prepare an efficient organic base-modulation triode and its inverter

Cheng, S. S., Chen, J. H., Chen, G. Y., Kekuda, D., Wu, M. C. & Chu, C. W., 01-12-2009, In : Organic Electronics: physics, materials, applications. 10, 8, p. 1636-1640 5 p.

Research output: Contribution to journalArticle

Triodes
triodes
Metals
Modulation
engineering
2008
10 Citations (Scopus)

Ambipolar transport behavior in In2 O3 /pentacene hybrid heterostructure and their complementary circuits

Dhananjay, Ou, C. W., Yang, C. Y., Wu, M. C. & Chu, C. W., 04-08-2008, In : Applied Physics Letters. 93, 3, 033306.

Research output: Contribution to journalArticle

transistors
hybrid structures
transport properties
conduction
electric potential
38 Citations (Scopus)

Anomalous p -channel amorphous oxide transistors based on tin oxide and their complementary circuits

Chu, C. W., Ou, C. W., Dhananjay, Ho, Z. Y., Chuang, Y. C., Cheng, S. S., Wu, M. C. & Ho, K. C., 03-04-2008, In : Applied Physics Letters. 92, 12, 122113.

Research output: Contribution to journalArticle

tin oxides
transistors
oxides
thin films
threshold voltage
4 Citations (Scopus)
Fluorescence Spectroscopy
Fluorescence spectroscopy
Network Analysis
Electric network analysis
Principal component analysis
9 Citations (Scopus)

Balancing the ambipolar conduction for pentacene thin film transistors through bifunctional electrodes

Yang, C. Y., Dhananjay, Cheng, S. S., Ou, C. W., Chuang, Y. C., Wu, M. C. & Chu, C. W., 04-07-2008, In : Applied Physics Letters. 92, 25, 253307.

Research output: Contribution to journalArticle

lithium fluorides
transistors
conduction
electrodes
thin films
10 Citations (Scopus)

Characterization of thin film Al/p-CdTe schottky diode

Mahesha, M. G., Kasturi, V. B. & Shivakumar, G. K., 01-05-2008, In : Turkish Journal of Physics. 32, 3, p. 151-156 6 p.

Research output: Contribution to journalArticle

Schottky diodes
thin films
energy bands
electric contacts
capacitance
43 Citations (Scopus)

Complementary inverter circuits based on p-SnO2 and n-In 2O3 thin film transistors

Dhananjay, Chu, C. W., Ou, C. W., Wu, M. C., Ho, Z. Y., Ho, K. C. & Lee, S. W., 20-06-2008, In : Applied Physics Letters. 92, 23, 232103.

Research output: Contribution to journalArticle

transistors
thin films
indium oxides
tin oxides
evaporation
20 Citations (Scopus)

Controlled growth of nanofiber network hole collection layers with pore structure for polymer-fullerene solar cells

Huang, J. H., Ho, Z. Y., Kekuda, D., Chu, C. W. & Ho, K. C., 04-12-2008, In : Journal of Physical Chemistry C. 112, 48, p. 19125-19130 6 p.

Research output: Contribution to journalArticle

Fullerenes
Pore structure
Nanofibers
fullerenes
Solar cells
28 Citations (Scopus)

Dependence of channel thickness on the performance of In2O 3 thin film transistors

Dhananjay, Cheng, S. S., Yang, C. Y., Ou, C. W., Chuang, Y. C., Chyi Wu, M. & Chu, C. W., 07-05-2008, In : Journal of Physics D: Applied Physics. 41, 9, 092006.

Research output: Contribution to journalArticle

Thin film transistors
transistors
Gates (transistor)
Thin films
Thermal evaporation
4 Citations (Scopus)
Photoacoustic spectroscopy
photoacoustic spectroscopy
tryptophan
Fluorescence spectroscopy
Photoacoustic effect
21 Citations (Scopus)

Electrical and thermal properties of Pr 2/3(Ba 1-xCs x) 1/3MnO 3 manganites

Panwar, N., Pandya, D. K., Rao, A., Wu, K. K., Kaurav, N., Kuo, Y. K. & Agarwal, S. K., 01-09-2008, In : European Physical Journal B. 65, 2, p. 179-186 8 p.

Research output: Contribution to journalArticle

Manganites
Electric properties
Thermodynamic properties
thermodynamic properties
electrical properties
5 Citations (Scopus)

Electrical and thermal transport properties of EuBa2(Cu 1-xMnx)3O7-δ

Rao, A., Das, A., Chakraborty, T., Gahtori, B., Agarwal, S. K., Sarkar, C. K., Sivakumar, K. M., Wu, K. K. & Kuo, Y. K., 03-12-2008, In : Journal of Physics Condensed Matter. 20, 48, 485212.

Research output: Contribution to journalArticle

Thermoelectric power
Transport properties
Superconducting transition temperature
Specific heat
Thermal conductivity
18 Citations (Scopus)

Electron irradiation induced microstructural modifications in BaCl2 doped PVA: A positron annihilation study

Harisha, A., Ravindrachary, V., Bhajantri, R. F., Ismayil, Sanjeev, G., Poojary, B., Dutta, D. & Pujari, P. K., 01-08-2008, In : Polymer Degradation and Stability. 93, 8, p. 1554-1563 10 p.

Research output: Contribution to journalArticle

Positron annihilation
Electron irradiation
electron irradiation
positron annihilation
Polymers
15 Citations (Scopus)

Magnetotransport, thermoelectric power, thermal conductivity and specific heat of Pr2/3 Sr1/3 MnO3 manganite

Panwar, N., Rao, A., Singh, R. S., Syu, W. K., Kaurav, N., Kuo, Y. K. & Agarwal, S. K., 07-11-2008, In : Journal of Applied Physics. 104, 8, 083906.

Research output: Contribution to journalArticle

thermal conductivity
specific heat
heat
electron scattering
polarons
11 Citations (Scopus)

Magnetotransport and thermoelectric power of La2/3Ba1/3Mn1-xSbxO3 (x=0-0.05) manganite perovskites

Sen, V., Panwar, N., Rao, A., Hsu, C. K., Kuo, Y. K. & Agarwal, S. K., 01-01-2008, In : Solid State Communications. 145, 1-2, p. 86-90 5 p.

Research output: Contribution to journalArticle

Galvanomagnetic effects
Thermoelectric power
perovskites
Doping (additives)
Magnetoresistance
14 Citations (Scopus)

Realization of ambipolar pentacene thin film transistors through dual interfacial engineering

Yang, C. Y., Cheng, S. S., Ou, C. W., Chuang, Y. C., Wu, M. C., Dhananjay & Chu, C. W., 26-05-2008, In : Journal of Applied Physics. 103, 9, 094519.

Research output: Contribution to journalArticle

transistors
engineering
field effect transistors
thin films
electrodes