Mohan K Rao

2019

Effect of doping concentration and annealing temperature on nitrogen-doped ZnO thin films: an investigation through spectroscopic techniques

Chaitra, U., Mahesha, M. G., Kekuda, D. & Rao, K. M., 01-06-2019, In : Applied Physics A: Materials Science and Processing. 125, 6, 394.

Research output: Contribution to journal › Article

Nitrogen

Doping (additives)

Annealing

Thin films

Temperature

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 journal › Article

Zinc Oxide

Zinc oxide

Aluminum

zinc oxides

Oxide films

2018

1 Citation (Scopus)

Effect of polymer–metal interaction and substrate temperature on the properties of vacuum-evaporated silver nanoparticulate films

Rakesha Kakkrannaya, A., Mohan Rao, K., Tolpadi, A., Sanjeev, G. & Pattabi, M., 01-09-2018, In : Journal of Materials Science. 53, 18, p. 12908-12920 13 p.

Research output: Contribution to journal › Article

Silver

Vacuum

Substrates

Pyrrolidinones

Temperature

Evolution of defects and their effect on photoluminescence and conducting properties of green-synthesized ZnS nanoparticles

Devi, B. L., Rao, K. M., Kekuda, D. & Ramananda, D., 01-11-2018, In : Applied Physics A: Materials Science and Processing. 124, 11, 767.

Research output: Contribution to journal › Article

Zinc sulfide

Photoluminescence

Nanoparticles

Defects

Microwave heating

3 Citations (Scopus)

Investigations on structural and optical properties of starch capped ZnS nanoparticles synthesized by microwave irradiation method

Lalithadevi, B., Mohan Rao, K. & Ramananda, D., 16-05-2018, In : Chemical Physics Letters. 700, p. 74-79 6 p.

Research output: Contribution to journal › Article

zinc sulfides

Microwave irradiation

starches

Starch

Structural properties

2017

19 Citations (Scopus)

Effect of annealing temperature on the evolution of structural, microstructural, and optical properties of spin coated ZnO thin films

Chaitra, U., Kekuda, D. & Mohan Rao, K., 15-06-2017, In : Ceramics International. 43, 9, p. 7115-7122 8 p.

Research output: Contribution to journal › Article

Zinc Oxide

Zinc oxide

Oxide films

Optical properties

Annealing

2016

11 Citations (Scopus)

Dependence of solution molarity on structural, optical and electrical properties of spin coated ZnO thin films

Chaitra, U., Kekuda, D. & Rao, K. M., 01-07-2016, In : Journal of Materials Science: Materials in Electronics. 27, 7, p. 7614-7621 8 p.

Research output: Contribution to journal › Article

Zinc Oxide

Zinc oxide

zinc oxides

Oxide films

Structural properties

2 Citations (Scopus)

The effect of electron irradiation on the structure and the optical properties of silver particulate films deposited on modified thermoplastic polymer substrates

Kakkrannaya, A. R., Rao, K. M., Tolpadi, A., Sanjeev, G. & Pattabi, M., 01-03-2016, In : Applied Physics A: Materials Science and Processing. 122, 3, p. 1-10 10 p., 221.

Research output: Contribution to journal › Article

Electron irradiation

Polystyrenes

Silver

Thermoplastics

Polymers

2014

1 Citation (Scopus)

Effect of electron irradiation on morphological, compositional and electrical properties of nanocluster carbon thin films grown using room temperature based cathodic arc process for large area microelectronics

De, S., Satyanarayana, B. S., Sanjeev, G., Ramakrishna, K., Mohan Rao, K. & Pattabi, M., 01-12-2014, In : Microelectronics Reliability. 54, 12, p. 2740-2746 7 p.

Research output: Contribution to journal › Article

Electron irradiation

Nanoclusters

Carbon films

electron irradiation

nanoclusters

2012

3 Citations (Scopus)

Defect density estimation in Nanocluster carbon thin films

De, S., Satyanarayana, B. S., Rao, M. & Moorthy, V. H. S., 2012, In : Romanian Reports of Physics. 57, 3-4, p. 657-663 7 p.

Research output: Contribution to journal › Article

nanoclusters

space charge

conduction

carbon

rangefinding

2011

3 Citations (Scopus)

Determination of density-of-states of nanocluster carbon thin films MIS structure using capacitancevoltage technique

De, S., Gope, J., Satyanarayana, B. S., Panwar, O. S. & Rao, M., 20-04-2011, In : Modern Physics Letters B. 25, 10, p. 763-772 10 p.

Research output: Contribution to journal › Article

nanoclusters

permittivity

carbon

defects

thin films

1 Citation (Scopus)

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 proceeding › Conference contribution

indium oxides

transistors

thin films

threshold voltage

optical spectrum

Fourier-transform infrared absorption study of the nanocluster carbon thin films grown using cathodic arc process

De, S., Satyanarayana, B. S., Sharma, S. & Rao, K. M., 2011, Solid State Physics - Proceedings of the 55th DAE Solid State Physics Symposium 2010. PART A ed. Vol. 1349. p. 435-436 2 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

nanoclusters

infrared absorption

arcs

carbon

thin films

8 Citations (Scopus)

Raman spectroscopy and conductivity variation of nanocluster carbon thin films grown using a room temperature based cathodic arc process

De, S., Niranjana, S., Satyanarayana, B. S. & Mohan Rao, K., 2011, In : Scientia Iranica. 18, 3 F, p. 797-803 7 p.

Research output: Contribution to journal › Article

Nanoclusters

Carbon films

Raman spectroscopy

Thin films

Graphite

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 proceeding › Conference contribution

fullerenes

solar cells

copper

thin films

donor materials

2009

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 journal › Article

Nanoclusters

Carbon films

Thin films

Silicon

Fermi level

2001

8 Citations (Scopus)

Effect of polymer-metal particle interaction on the structure of particulate silver films formed on softened polymer substrates

Mohan, R. K. & Pattabi, M., 01-12-2001, In : Journal of New Materials for Electrochemical Systems. 4, 1, p. 11-15 5 p.

Research output: Contribution to journal › Article

Particle interactions

Silver

Polymers

Metals

Substrates

1999

3 Citations (Scopus)

A simple strain cell for the measurement of the gauge factor of a thin film

Pattabi, M. & Rao, K. M., 01-01-1999, In : Review of Scientific Instruments. 70, 4, p. 2074-2075 2 p.

Research output: Contribution to journal › Article

Gages

Thin films

thin films

cells

Instrument dials

18 Citations (Scopus)

Preparation and characterization of silver particulate structure deposited on softened poly(4-vinylpyridine) substrates

Mohan Rao, K., Pattabi, M., Sainkar, S. R., Lobo, A., Kulkarni, S. K., Uchil, J. & Murali Sastry, M. S., 21-09-1999, In : Journal of Physics D: Applied Physics. 32, 18, p. 2327-2336 10 p.

Research output: Contribution to journal › Article

Silver

particulates

silver

preparation

Substrates

27 Citations (Scopus)

Structural studies on silver cluster films deposited on softened PVP substrates

Pattabi, M., Mohan Rao, K., Sainkar, S. R. & Sastry, M., 11-01-1999, In : Thin Solid Films. 338, 1-2, p. 40-45 6 p.

Research output: Contribution to journal › Article

Silver

silver

Polymers

Substrates

Metals

1998

16 Citations (Scopus)

Aging studies on discontinuous silver films in ultrahigh vacuum

Pattabi, M., Suresh, N., Chaudhari, S. M., Banerjee, A., Phase, D. M., Gupta, A. & Mohan Rao, K., 08-06-1998, In : Thin Solid Films. 322, 1-2, p. 340-343 4 p.

Research output: Contribution to journal › Article

Ultrahigh vacuum

Silver

ultrahigh vacuum

Aging of materials

silver

14 Citations (Scopus)

Electrical behaviour of discontinuous silver films deposited on softened polyvinylpyridine substrates

Pattabi, M. & Rao, K. M., 07-01-1998, In : Journal of Physics D: Applied Physics. 31, 1, p. 19-23 5 p.

Research output: Contribution to journal › Article

Silver

silver

Substrates

Temperature

temperature

2 Citations (Scopus)

The effect of overlayers on the stability of discontinuous silver films deposited on softened poly(2-vinylpyridine) substrates

Pattabi, M. & Rao, K. M., 07-10-1998, In : Journal of Physics D: Applied Physics. 31, 19, p. 2412-2415 4 p.

Research output: Contribution to journal › Article

Silver

silver

Substrates

atmospheres

Gages

1997

14 Citations (Scopus)

Preparation and characterisation of silver particulate films on softened polystyrene substrates

Rao, K. M., Pattabi, M., Mayya, K. S., Sainkar, S. R. & Sastry, M., 21-11-1997, In : Thin Solid Films. 310, 1-2, p. 97-101 5 p.

Research output: Contribution to journal › Article

Polystyrenes

Silver

particulates

polystyrene

Deposition rates

8 Citations (Scopus)

The effect of substrate vibration on mobility coalescence in silver island films

Pattabi, M., Uchil, J. & Mohan Rao, K., 01-01-1997, In : Thin Solid Films. 305, 1-2, p. 196-200 5 p.

Research output: Contribution to journal › Article

Coalescence

Silver

coalescing

silver

Aging of materials

1996

18 Citations (Scopus)

The effect of magnetic field on the ageing of island silver films for successive depositions

Uchil, J., Mohan Rao, K. & Pattabi, M., 14-12-1996, In : Journal of Physics D: Applied Physics. 29, 12, p. 2992-2996 5 p.

Research output: Contribution to journal › Article

Silver

Aging of materials

silver

Magnetic fields

magnetic fields