Research Output 1992 2019

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Article
2015
11 Citations (Scopus)
Free volume
Electron beams
Irradiation
electron beams
irradiation
13 Citations (Scopus)
Structural properties
Optical properties
optical properties
Thin films
thin films

Intersubband population inversion in landau level system in resonant tunneling quantum well structures with asymmetric double quantum well period

Telenkov, M. P., Mityagin, Y. A., Kutsevol, A. A., Agafonov, V. V. & Nagaraja, K. K., 01-01-2015, In : JETP Letters. 100, 10, p. 644-647 4 p.

Research output: Contribution to journalArticle

population inversion
resonant tunneling
quantum wells
dipoles
matrices
12 Citations (Scopus)

Investigation on magnetic, electrical and thermoelectric power of Bi-substituted La0.8Ca0.2MnO3 manganites

Manjunatha, S. O., Rao, A., Awana, V. P. S. & Okram, G. S., 03-07-2015, In : Journal of Magnetism and Magnetic Materials. 394, p. 130-137 8 p., 60326.

Research output: Contribution to journalArticle

Manganites
Thermoelectric power
Gene Conversion
Doping (additives)
Curie-Weiss law
36 Citations (Scopus)

Investigation on structural, magneto-transport, magnetic and thermal properties of La0.8Ca0.2-xBaxMnO3 (0 ≤ x ≤ 0.2) manganites

Manjunatha, S. O., Rao, A., Subhashini & Okram, G. S., 15-08-2015, In : Journal of Alloys and Compounds. 640, p. 154-161 8 p.

Research output: Contribution to journalArticle

Manganites
Transport properties
Magnetic properties
Electron scattering
Thermodynamic properties
3 Citations (Scopus)

Mechanical properties of Sm3+ doped zinc fluoroborate glass

Wagh, A., Raviprakash, Y., Manohar, R. & Kamath, S. D., 18-05-2015, In : Glass Physics and Chemistry. 41, 3, p. 290-295 6 p.

Research output: Contribution to journalArticle

Zinc
zinc
mechanical properties
Glass
Mechanical properties
1 Citation (Scopus)

Mechanism of energy relaxation in the system of Landau levels in quantum wells

Telenkov, M. P., Mityagin, Y. A., Agafonov, V. V. & Nagaraja, K. K., 01-11-2015, In : JETP Letters. 102, 10, p. 678-682 5 p.

Research output: Contribution to journalArticle

quantum wells
energy
electrons
relaxation time
electron energy
5 Citations (Scopus)

Multi-scale dynamics in externally excited glow discharge plasma

Deka, U., Rao, A. & Nurujjaman, M., 06-11-2015, In : Physica Scripta. 90, 12, 125602.

Research output: Contribution to journalArticle

glow discharges
Plasma
Oscillation
acoustic instability
time series analysis
1 Citation (Scopus)

Nonlinear optical measurements of conducting copolymers of aniline under CW laser excitation

Pramodini, S. & Poornesh, P., 01-01-2015, In : Optical Materials. 46, p. 186-194 9 p.

Research output: Contribution to journalArticle

Laser excitation
Continuous wave lasers
Aniline
aniline
optical measurement
10 Citations (Scopus)

Structural, electrical, magnetic and thermal properties of Gd1-xSrxMnO3 (0.2≤x≤0.5) manganites

B.s, N., Rao, A., Babu, P. D. & Okram, G. S., 15-12-2015, In : Physica B: Condensed Matter. 479, p. 10-20 11 p.

Research output: Contribution to journalArticle

Manganites
Structural properties
Magnetic properties
Electric properties
Thermodynamic properties
5 Citations (Scopus)

Structural and optical property characterization of epitaxial ZnO:Te thin films grown by pulsed laser deposition

Sahu, R., Dileep, K., Negi, D. S., Nagaraja, K. K., Shetty, S. & Datta, R., 15-01-2015, In : Journal of Crystal Growth. 410, p. 69-76 8 p.

Research output: Contribution to journalArticle

Pulsed laser deposition
pulsed laser deposition
Structural properties
Optical properties
Oxygen
12 Citations (Scopus)

Studies on magneto-resistance, magnetization and thermoelectric power of Cr substituted La0.65Ca0.35Mn1-xCrxO3 (0≤x≤0.07) manganites

Manjunatha, S. O., Rao, A., Babu, P. D., Tarachand & Okram, G. S., 30-06-2015, In : Physica B: Condensed Matter. 475, p. 1-9 9 p., 309033.

Research output: Contribution to journalArticle

Manganites
Thermoelectric power
Magnetoresistance
Magnetization
magnetization
7 Citations (Scopus)

Surface modification induced photoluminescence enhancement of GaN nanowall network grown on c-sapphire

Thakur, V., Nayak, S. K., Nagaraja, K. K. & Shivaprasad, S. M., 30-05-2015, In : Electronic Materials Letters. 11, 3, p. 398-403 6 p.

Research output: Contribution to journalArticle

Nitridation
Aluminum Oxide
Sapphire
Surface treatment
Photoluminescence
2014

Absorption spectroscopy for the quantification of serum thyroglobulin and thyroglobulin antibody levels in differentiated thyroid carcinoma patients: A pilot study

Kamath, S. D., Bhat, S., Rajesh, K., Srujan, K., Vrunda, R. & Pandit, N., 01-01-2014, In : Journal of Medical Imaging and Health Informatics. 4, 2, p. 262-266 5 p.

Research output: Contribution to journalArticle

Thyroglobulin
Thyroid Neoplasms
Spectrum Analysis
Antibodies
Serum
6 Citations (Scopus)

Crystallographic phase separation and band gap of ZnO1-xSx(x=0.1-0.3) alloy thin films grown by pulsed laser deposition

Dileep, K., Sahu, R., Nagaraja, K. K. & Datta, R., 01-01-2014, In : Journal of Crystal Growth. 402, p. 124-129 6 p.

Research output: Contribution to journalArticle

Buffer layers
Pulsed laser deposition
Phase separation
pulsed laser deposition
Energy gap
5 Citations (Scopus)
Bismuth
bismuth
Doping (additives)
Thin films
thin films
34 Citations (Scopus)
Anthraquinones
anthraquinones
Laser modes
conjugation
Coloring Agents
1 Citation (Scopus)
Electron irradiation
Nanoclusters
Carbon films
electron irradiation
nanoclusters
25 Citations (Scopus)

Electrical, magnetic and thermal properties of Pr0.6- xBixSr0.4MnO3 manganites

Daivajna, M. D., Kumar, N., Awana, V. P. S., Gahtori, B., Benedict Christopher, J., Manjunath, S. O., Syu, K. Z., Kuo, Y. K. & Rao, A., 05-03-2014, In : Journal of Alloys and Compounds. 588, p. 406-412 7 p.

Research output: Contribution to journalArticle

Thermal variables measurement
Jahn-Teller effect
Manganites
Gene Conversion
Polarons
16 Citations (Scopus)

Electrical, thermal and magnetic properties of Bi doped La 0.7-xBixSr0.3MnO3 manganites

Daivajna, M. D., Rao, A. & Okram, G. S., 25-12-2014, In : Journal of Alloys and Compounds. 617, p. 341-351 7 p.

Research output: Contribution to journalArticle

Manganites
Metal insulator transition
Magnetic properties
Electric properties
Thermodynamic properties
1 Citation (Scopus)

Electrical and thermal transport properties of Dy0.95Pr 0.05Ba2(Cu1-x Mx)3O 7-δ with (M=Fe, Co, Ni and Zn) bulk superconductors

Geetha, M., Rao, A., Thukaram, M., Agarwal, S. K., Bhatt, R. C., Tyagi, K. & Kuo, Y. K., 01-06-2014, In : Solid State Communications. 187, p. 38-42 5 p.

Research output: Contribution to journalArticle

Transport properties
Superconducting materials
Superconducting transition temperature
Thermal conductivity
transport properties
8 Citations (Scopus)

Electrical conduction and thermal properties of Bi-doped Pr 0·7Sr0·3MnO3 manganite

Daivajna, M. D., Kumar, N., Gahtori, B., Awana, V. P. S., Kuo, Y. K. & Rao, A., 2014, In : Bulletin of Materials Science. 37, 1, p. 47-51 5 p.

Research output: Contribution to journalArticle

Thermodynamic properties
Ions
Gene Conversion
Superconducting transition temperature
Specific heat
7 Citations (Scopus)

Free volume-related microstructural properties of lithium perchlorate/sodium alginate polymer composites

Praveena, S. D., Ravindrachary, V., Bhajantri, R. F. & Ismayil, I., 2014, In : Polymer Composites. 35, 7, p. 1267-1274 8 p.

Research output: Contribution to journalArticle

Sodium alginate
Free volume
Polymers
Lithium
Positron annihilation
9 Citations (Scopus)

Influence of electron beam irradiation on structural and optical properties of thermally evaporated GeTe thin films

Sarkar, D., Sanjeev, G. & Mahesha, M. G., 05-2014, In : Radiation Physics and Chemistry. 98, p. 64-68 5 p.

Research output: Contribution to journalArticle

tellurides
germanium
electron beams
optical properties
irradiation
5 Citations (Scopus)
optical properties
preparation
thin films
temperature
pyrolysis
1 Citation (Scopus)
polymer blends
Polymer blends
Silver
Electron beams
Polystyrenes
10 Citations (Scopus)

Preparation, characterization and photoelectrochemical properties of hydrophilic Sn doped TiO2 nanostructures

Kumar, A. S., Nagaraja, K. K., Huang, N. M. & Nagaraja, H. S., 15-05-2014, In : Materials Letters. 123, p. 149-152 4 p.

Research output: Contribution to journalArticle

Photocurrents
Contact angle
Nanostructures
Doping (additives)
Irradiation

Preparation and characterization of silver particulate films on softened polystyrene and poly(4-vinylpyridine) blends

Gurumurthy, S. C., Pattabi, M., Krishna, S. & Gaikwad, A. B., 2014, In : Journal of Materials Science: Materials in Electronics. 25, 6, p. 2501-2506 6 p.

Research output: Contribution to journalArticle

Polystyrenes
Silver
particulates
polystyrene
silver
4 Citations (Scopus)

Spontaneous growth of In x Ga 1-x N nanostructures directly on c-plane sapphire by plasma assisted molecular beam epitaxy

De, A., Nagaraja, K. K., Tangi, M. & Shivaprasad, S. M., 01-09-2014, In : Materials Research Express. 1, 3, 035019.

Research output: Contribution to journalArticle

Aluminum Oxide
Growth temperature
Molecular beam epitaxy
Sapphire
Nanostructures
9 Citations (Scopus)

Structural, Electrical, and Colossal Thermoelectric Properties of Dy1−xSr xMnO3 Manganites

Nagaraja, B. S., Rao, A. & Okram, G. S., 01-01-2014, In : Journal of Superconductivity and Novel Magnetism. 28, 1, p. 223-229 7 p.

Research output: Contribution to journalArticle

Manganites
Thermoelectric power
Rietveld method
Gene Conversion
Solid state reactions
6 Citations (Scopus)

Structural, linear, and nonlinear optical properties of radio frequency-sputtered nitrogen-doped ZnO thin films studied using z-scan technique

Nagaraja, K. K., Pramodini, S., Santhosh Kumar, A., Nagaraja, H. S. & Poornesh, P., 01-01-2014, In : Laser Physics. 24, 8, 085402.

Research output: Contribution to journalArticle

radio frequencies
Optical properties
Nitrogen
optical properties
nitrogen
21 Citations (Scopus)

Structural, photoinduced optical effects and third-order nonlinear optical studies on Mn doped and Mn-Al codoped ZnO thin films under continuous wave laser irradiation

Abd-Lefdil, M., Belayachi, A., Pramodini, S., Poornesh, P., Wojciechowski, A. & Fedorchuk, A. O., 01-01-2014, In : Laser Physics. 24, 3, 035404.

Research output: Contribution to journalArticle

Continuous wave lasers
continuous wave lasers
Laser beam effects
Thin films
irradiation
6 Citations (Scopus)

Studies on thermally induced third-order optical nonlinearity and optical power limiting response of Azure B under CW He-Ne laser excitation

Pramodini, S., Deepika, Sandhya, Rao, A. & Poornesh, P., 01-01-2014, In : Optics and Laser Technology. 62, p. 58-62 5 p.

Research output: Contribution to journalArticle

Laser excitation
Refractive index
Diffraction
nonlinearity
refractivity
22 Citations (Scopus)

Third harmonic generation process in Al doped ZnO thin films

Abd-Lefdil, M., Douayar, A., Belayachi, A., Reshak, A. H., Fedorchuk, A. O., Pramodini, S., Poornesh, P., Nagaraja, K. K. & Nagaraja, H. S., 01-01-2014, In : Journal of Alloys and Compounds. 584, p. 7-12 6 p.

Research output: Contribution to journalArticle

Harmonic generation
Thin films
Laser pulses
Refractive index
Glass
22 Citations (Scopus)

Third-order nonlinear optical response of indigo carmine under 633 nm excitation for nonlinear optical applications

Pramodini, S. & Poornesh, P., 01-01-2014, In : Optics and Laser Technology. 63, p. 114-119 6 p.

Research output: Contribution to journalArticle

Indigo Carmine
Coloring Agents
Dyes
nonlinearity
apertures
6 Citations (Scopus)

Third-order nonlinear optical studies of anthraquinone dyes using a CW He-Ne laser

Pramodini, S. & Poornesh, P., 01-01-2014, In : Laser Physics. 24, 5, 055402.

Research output: Contribution to journalArticle

anthraquinones
Dyes
dyes
Lasers
lasers
2013
13 Citations (Scopus)

Absorption spectroscopy for the estimation of glycated hemoglobin (HbA1c) for the diagnosis and management of diabetes mellitus: A pilot study

Mallya, M., Shenoy, R., Kodyalamoole, G., Biswas, M., Karumathil, J. & Kamath, S., 01-05-2013, In : Photomedicine and Laser Surgery. 31, 5, p. 219-224 6 p.

Research output: Contribution to journalArticle

Hemoglobin
Glycosylated Hemoglobin A
Medical problems
Absorption spectroscopy
Spectrum Analysis
2 Citations (Scopus)
Cadmium sulfide
cadmium sulfides
Adsorption
Thin films
adsorption

Controlled Modification Of Structure Of Some Manganites Using Electron Beam Irradiation For Sensor Applications

Rao, A., Benedict, C. J. & Sanjeev, G., 01-01-2013, In : International Journal of Earth Sciences and Engineering. 6, 4, p. 862-865 4 p.

Research output: Contribution to journalArticle

Manganites
electrical resistivity
Electron beams
irradiation
X-ray diffraction
36 Citations (Scopus)

Decision support system for diabetic retinopathy using discrete wavelet transform

Noronha, K., Acharya, U. R., Nayak, K. P., Kamath, S. & Bhandary, S. V., 03-2013, In : Proceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine. 227, 3, p. 251-261 11 p.

Research output: Contribution to journalArticle

Wavelet Analysis
Discrete wavelet transforms
Diabetic Retinopathy
Decision support systems
Support vector machines
42 Citations (Scopus)

Effect of annealing on the structural and nonlinear optical properties of ZnO thin films under cw regime

Nagaraja, K. K., Pramodini, S., Poornesh, P. & Nagaraja, H. S., 06-02-2013, In : Journal of Physics D: Applied Physics. 46, 5, 055106.

Research output: Contribution to journalArticle

continuous radiation
Optical properties
Annealing
optical properties
Thin films
3 Citations (Scopus)

Effect of Nb doping at Mn site on thermal expansion of Pr 0.7Sr0.3MnO3

Rao, A., Poornesh, P., Wu, K. K., Kuo, Y. K. & Agarwal, S. K., 01-01-2013, In : Solid State Communications. 172, p. 54-56 3 p.

Research output: Contribution to journalArticle

Thermal expansion
thermal expansion
Doping (additives)
Superconducting transition temperature
transition temperature
10 Citations (Scopus)

Effect of Sn doping on structural, optical, electrical and wettability properties of oriented ZnO nanorod arrays

Santhosh Kumar, A., Nagaraja, K. K. & Nagaraja, H. S., 01-10-2013, In : Journal of Materials Science: Materials in Electronics. 24, 10, p. 3812-3822 11 p.

Research output: Contribution to journalArticle

wettability
Nanorods
nanorods
Wetting
electrical properties
9 Citations (Scopus)

Fabrication and characterization of thermal evaporated n-Si/ p-ZnTe thin film heterojunction diodes

Rao, G. K., Bangera, K. V. & Shivakumar, G. K., 01-01-2013, In : Current Applied Physics. 13, 1, p. 298-301 4 p.

Research output: Contribution to journalArticle

Heterojunctions
heterojunctions
Diodes
diodes
Fabrication
26 Citations (Scopus)
Crystals
Single crystals
Harmonic generation
Light transmission
Powders
10 Citations (Scopus)

Influence of substrate temperature and post deposition annealing on the properties of vacuum deposited ZnSe thin films

Gowrish Rao, K., Bangera, K. V. & Shivakumar, G. K., 01-04-2013, In : Materials Science in Semiconductor Processing. 16, 2, p. 269-273 5 p.

Research output: Contribution to journalArticle

Vacuum
Annealing
Thin films
vacuum
annealing
6 Citations (Scopus)

Investigation of third-order nonlinear optical properties of pyrazoline-doped polyvinyl alcohol films

Janardhana, K., Ravindrachary, V., Rajesh Kumar, P. C. & Ismayil, 01-09-2013, In : Polymer Engineering and Science. 53, 9, p. 1958-1967 10 p.

Research output: Contribution to journalArticle

Polyvinyl Alcohol
Polyvinyl alcohols
Optical properties
Four wave mixing
Composite films
24 Citations (Scopus)

Magnetron sputtered MoO3/carbon nanotube composite electrodes for electrochemical supercapacitor

Aravinda, L. S., Nagaraja, K. K., Bhat, K. U. & Bhat, B. R., 01-01-2013, In : Journal of Electroanalytical Chemistry. 699, p. 28-32 5 p.

Research output: Contribution to journalArticle

Carbon Nanotubes
Composite films
Carbon nanotubes
Capacitance
Multiwalled carbon nanotubes (MWCN)
10 Citations (Scopus)

Robust room temperature ferromagnetism in epitaxial CoO thin film

Negi, D. S., Loukya, B., Dileep, K., Sahu, R., Nagaraja, K. K., Kumar, N. & Datta, R., 09-12-2013, In : Applied Physics Letters. 103, 24, 242407.

Research output: Contribution to journalArticle

halites
cathodoluminescence
ferromagnetism
pulsed laser deposition
coercivity
31 Citations (Scopus)
Chalcone
refractivity
Derivatives
Refractive index
synthesis