Find Research Outputs

Search concepts
Selected filters

Publication Year

  • 2020
  • 2019
  • 2018
  • 2017
  • 2016

Author

  • Ashok Rao
Article

A systematic study on effect of electron beam irradiation on electrical properties and thermopower of RE0.8Sr0.2CoO3 (RE=La, Pr) cobaltites

Christopher, B., Thomas, R., Rao, A., Okram, G. S., Petwal, V. C., Verma, V. P. & Dwivedi, J., 01-01-2019, In : Physica B: Condensed Matter. 552, p. 170-177 8 p.

Research output: Contribution to journalArticle

A systematic study on the effect of electron beam irradiation on structural, electrical, thermo-electric power and magnetic property of LaCoO3

Benedict, C. J., Rao, A., Sanjeev, G., Okram, G. S. & Babu, P. D., 01-01-2016, In : Journal of Magnetism and Magnetic Materials. 397, p. 145-151 7 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)

Average Structure, Local Structure, Photoluminescence, and NLO Properties of Scheelite Type NaCe(WO4)2

Munirathnappa, A. K., Neuefeind, J. C., Yanda, P., Sundaresan, A., Kityk, I. V., Ozga, K., Jedryka, J., Poornesh, P., Rao, A. & Sundaram, N. G., 01-01-2019, (Accepted/In press) In : Crystal Growth and Design.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Cation Distribution and Magnetic Properties of Gd+3-Substituted Ni-Zn Nano-ferrites

Kumar M. V, S., Shankarmurthy, G. J., Melagiriyappa, E., Rao, A. & Nagaraja, K. K., 01-01-2020, (Accepted/In press) In : Journal of Superconductivity and Novel Magnetism.

Research output: Contribution to journalArticle

Comprehensive study on effect of electron beam irradiation on electrical, thermo-electric and magnetic properties of oxygen rich LaMnO3.15compound

Christopher, B., Rao, A., Okram, G. S., Chandra Petwal, V., Verma, V. P. & Dwivedi, J., 01-01-2017, In : Journal of Alloys and Compounds. 703, p. 216-224 9 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Correlated quartic variation of band gap and NBE energy in sol-gel derived Zn 1−x Co x O nanoparticles

Chattopadhyay, S., Misra, K. P., Agarwala, A., Rao, A. & Babu, P. D., 01-04-2019, In : Materials Chemistry and Physics. 227, p. 236-241 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Correlation between structural and transport properties of electron beam irradiated PrMnO3 compounds

Christopher, B., Rao, A., Nagaraja, B. S., Shyam Prasad, K., Okram, G. S., Sanjeev, G., Petwal, V. C., Verma, V. P., Dwivedi, J. & Poornesh, P., 01-02-2018, In : Solid State Communications. 270, p. 30-37 8 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Dislocations and particle size governed band gap and ferromagnetic ordering in Ni doped ZnO nanoparticles synthesized via co-precipitation

Chattopadhyay, S., Misra, K. P., Agarwala, A., Shahee, A., Jain, S., Halder, N., Rao, A., Babu, P. D., Saran, M. & Mukhopadhyay, A. K., 01-12-2019, In : Ceramics International. 45, 17, p. 23341-23354 14 p.

Research output: Contribution to journalArticle

Distinct Phase Formation of Bi RE WO6 (RE = La-Yb) Nanoparticles by a One Step Hydrothermal Synthesis and Their Photocatalytic Applications

Shanbogh, P. P., Swain, D., Narayana, C., Rao, A. & Sundaram, N. G., 04-04-2018, In : Crystal Growth and Design. 18, 4, p. 1935-1939 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Effect of high energy electron beam irradiation on the structural properties, electrical resistivity and thermopower of La0.5Sr0.5MnO3 manganites

Chettri, P., Deka, U., Rao, A., Nagaraja, K. K., Okram, G. S., Petwal, V. C., Verma, V. P. & Dwivedi, J., 15-05-2020, In : Physica B: Condensed Matter. 585, 412119.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Effect of rare-earth substitution at La-site on structural, electrical and thermoelectric properties of La0.7−xRExSr0.3MnO3 compounds (x = 0, 0.2, 0.3; RE = Eu, Gd, Y)

Choudhary, Y. R. S., Mangavati, S., Patil, S., Rao, A., Nagaraja, B. S., Thomas, R., Okram, G. S. & Kini, S. G., 01-04-2018, In : Journal of Magnetism and Magnetic Materials. 451, p. 110-120 11 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Effects of iso- and polyvalent substitutions on the short/long-range crystalline order in CuCrO 2 compounds

Barot, N., Mehta, P. K., Rao, A., Thomas, R. & Kuo, Y. K., 30-06-2019, In : Journal of Alloys and Compounds. 791, p. 134-143 10 p.

Research output: Contribution to journalArticle

Electric, magnetic, and thermo-electric properties of Cr doped La0.8Ca0.2Mn1-xCrxMnO3 manganites

Manjunatha, S. O., Rao, A., Babu, P. D., Chand, T. & Okram, G. S., 01-07-2016, In : Solid State Communications. 239, p. 37-43 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Electrical, thermal and magnetic studies on 7.5 MeV electron beam irradiated PrCoO3 polycrystalline samples

Christopher, B., Rao, A., Deka, U., Prasad K, S., Okram, G. S., Sanjeev, G., Chandra Petwal, V., Verma, V. P. & Dwivedi, J., 01-07-2018, In : Physica B: Condensed Matter. 540, p. 26-32 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Enhanced thermoelectric performance of Pb doped Cu2SnSe3 synthesized employing spark plasma sintering

Shyam Prasad, K., Rao, A., Tyagi, K., Singh Chauhan, N., Gahtori, B., Bathula, S. & Dhar, A., 01-05-2017, In : Physica B: Condensed Matter. 512, p. 39-44 6 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Enhancement in the thermoelectric properties of Cu3SbSe4 by Sn doping

Shyam Prasad, K. & Rao, A., 01-09-2019, In : Journal of Materials Science: Materials in Electronics. 30, 17, p. 16596-16605 10 p.

Research output: Contribution to journalArticle

Enhancement of temperature coefficient of resistance (TCR) and magnetoresistance (MR) of La0.67-xRExCa0.33MnO3 (x = 0, 0.1; RE = Gd, Nd, Sm) system via rare-earth substitution

Pal, A., Nagaraja, B. S., Rachana, K. J., Supriya, K. V., Kekuda, D., Rao, A., Li, C. R. & Kuo, Y. K., 01-01-2020, In : Materials Research Express. 7, 3, 036102.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Enhancement of thermoelectric performance by tuning selenium content in the Cu2SnSe3 compound

Gurukrishna, K., Rao, A., Jiang, Z. Z. & Kuo, Y. K., 07-2020, In : Intermetallics. 122, 106803.

Research output: Contribution to journalArticle

Enhancement of thermoelectric performance of In doped Bi2Te2.7Se0.3 compounds

Hegde, G. S., Prabhu, A. N., Rao, A. & Babu, P. D., 01-05-2020, In : Physica B: Condensed Matter. 584, 412087.

Research output: Contribution to journalArticle

High-Energy Electron-Beam-Induced Evolution of Secondary Phase and Enhanced Photocatalytic Activity in Monoclinic BiEuWO 6 Nanoparticles

Shanbogh, P. P., Petwal, V. C., Dwivedi, J., Rao, A. & Sundaram, N. G., 02-05-2019, In : Journal of Physical Chemistry C. 123, 17, p. 10881-10892 12 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Impact of Average, Local, and Electronic Structure on Visible Light Photocatalysis in Novel BiREWO6 (RE = Eu and Tb) Nanomaterials

Shanbogh, P. P., Raghunathan, R., Swain, D., Feygenson, M., Neuefeind, J., Plaisier, J., Narayana, C., Rao, A. & Sundaram, N. G., 24-10-2018, In : ACS Applied Materials and Interfaces. 10, 42, p. 35875-35887 13 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Impact of low level praseodymium substitution on the magnetic properties of YCrO3 orthochromites

Kumar, S., Coondoo, I., Rao, A., Lu, B. H., Kuo, Y. K., Kholkin, A. L. & Panwar, N., 01-04-2017, In : Physica B: Condensed Matter. 510, p. 104-108 5 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Improved nonlinear absorption mechanism of tin oxide thin films: Role of strontium doping

Bannur, M. S., Antony, A., Maddani, K. I., Ani, A., Poornesh, P., Rao, A., Choudhari, K. S. & Kulkarni, S. D., 01-08-2019, In : Optical Materials. 94, p. 294-298 5 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Influence of annealing on the linear and nonlinear optical properties of Mn doped ZnO thin films examined by z-scan technique in CW regime

Nagaraja, K. K., Pramodini, S., Poornesh, P., Rao, A. & Nagaraja, H. S., 01-08-2016, In : Optical Materials. 58, p. 373-381 9 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Influence of electron beam irradiation on electrical, structural, magnetic and thermal properties of Pr0.8Sr0.2MnO3 manganites

Christopher, B., Rao, A., Petwal, V. C., Verma, V. P., Dwivedi, J., Lin, W. J. & Kuo, Y. K., 01-12-2016, In : Physica B: Condensed Matter. 502, p. 119-131 13 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
11 Citations (Scopus)

Influence of sintering temperature on the electrical and thermal properties of bulk samples of Pr2/3Sr1/3MnO3-δ

Bhatt, R. C., Daivajna, M. D., Rao, A., K, S. P., Thomas, R., Nagaraja, B. S., Awana, V. P. S., Lin, C. F., Ramachandran, B. & Kuo, Y. K., 15-09-2018, In : Physica B: Condensed Matter. 545, p. 141-145 5 p.

Research output: Contribution to journalArticle

Investigation of fundamental and higher harmonic AC magnetic susceptibility of FeSe0.5Te0.5 superconductor

Pal, A., Rani, P., Hafiz, A. K., Rao, A. & Awana, V. P. S., 01-01-2019, In : Materials Research Express. 6, 9, 096004.

Research output: Contribution to journalArticle

Investigation of the effect of electron beam irradiation on the structural and transport properties of half doped Nd 0.5 Sr 0.5 MnO 3 manganites

Chettri, P., Deka, U., Rao, A., Okram, G. S., Chandra Petwal, V., Verma, V. P., Dwivedi, J., Thomas, R. & Nagaraja, B. S., 01-05-2019, In : Physica B: Condensed Matter. 560, p. 220-227 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Investigation on structural, electrical, magnetic and thermoelectric properties of low bandwidth Sm1-xSrxMnO3 (0.2≤x≤0.5) manganites

Nagaraja, B. S., Rao, A., P, P., Tarachand & Okram, G. S., 15-10-2017, In : Physica B: Condensed Matter. 523, p. 67-77 11 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Investigations on nonlinear optical properties of electron beam treated Gd: ZnO thin films for photonic device applications

Spoorthi, K., Pramodini, S., Kityk, I. V., Abd-Lefdil, M., Sekkati, M., El Fakir, A., Rao, A., Sanjeev, G. & Poornesh, P., 01-06-2017, In : Laser Physics. 27, 6, 065403.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Low-temperature thermoelectric properties of Pb doped Cu2SnSe3

Prasad K, S., Rao, A., Gahtori, B., Bathula, S., Dhar, A., Chang, C. C. & Kuo, Y. K., 01-09-2017, In : Physica B: Condensed Matter. 520, p. 7-12 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Magnetic inhomogeneity and Griffiths phase in Bi substituted La0.65−xBixCa0.35MnO3 manganites

Manjunatha, S. O., Rao, A., Poornesh, P., Lin, W. J. & Kuo, Y. K., 01-10-2016, In : Physica B: Condensed Matter. 498, p. 82-91 10 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Magnetocaloric effect in pristine and Bi-doped Pr0.6Sr0.4MnO3 manganite

Daivajna, M. D. & Rao, A., 01-11-2016, In : Solid State Communications. 245, p. 65-69 5 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Melt spinning: A rapid and cost effective approach over ball milling for the production of nanostructured p-type Si80Ge20 with enhanced thermoelectric properties

Thomas, R., Rao, A., Chauhan, N. S., Vishwakarma, A., Singh, N. K. & Soni, A., 15-04-2019, In : Journal of Alloys and Compounds. 781, p. 344-350 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Morphology, electrical and magnetic study of α-Fe2O3 coated carbon fabric

Chandra, R. B. J., Kumar, M. S., Shivamurthy, B., Kulkarni, S. D., Rao, A., Poornesh, P. & Babu, P. D., 08-11-2019, In : Materials Research Express. 6, 11, 116454.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Reduction in thermal conductivity and electrical resistivity in Cu2SnSe3/Cu2Se composite thermoelectric system

Thomas, R., Rao, A., Bhardwaj, R., Wang, L. Y. & Kuo, Y. K., 01-12-2019, In : Materials Research Bulletin. 120, 110607.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Role of substrate temperature on spray pyrolysed metastable π-SnS thin films

Jeganath, K., Choudhari, N. J., Shruthi Pai, G., Rao, A. & Raviprakash, Y., 07-2020, In : Materials Science in Semiconductor Processing. 113, 105050.

Research output: Contribution to journalArticle

Spark plasma sintering technique: an alternative method to enhance ZT values of Sb doped Cu2SnSe3

Prasad, K. S., Rao, A., Bhardwaj, R., Johri, K. K., Chang, C. C. & Kuo, Y. K., 01-08-2018, In : Journal of Materials Science: Materials in Electronics. 29, 15, p. 13200-13208 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Structural, electrical, magnetic and thermal studies on Eu1-xSrxMnO3 (0.2 ≤ x ≤ 0.5) manganites

Nagaraja, B. S., Rao, A. & Okram, G. S., 25-10-2016, In : Journal of Alloys and Compounds. 683, p. 308-317 10 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Structural, electrical, optical and magnetic properties of SmCrO3 chromites: Influence of Gd and Mn co-doping

Panwar, N., Coondoo, I., Kumar, S., Kumar, S., Vasundhara, M. & Rao, A., 05-07-2019, In : Journal of Alloys and Compounds. p. 1122-1131 10 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Study of electrical and magnetic properties of Pr0.6−xBixSr0.4MnO3 (x=0.20 and 0.25)

Daivajna, M. D., Rao, A., Lin, W. J. & Kuo, Y. K., 01-06-2017, In : Physica B: Condensed Matter. 514, p. 54-60 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
8 Citations (Scopus)

The low and high temperature thermoelectric properties of Sb doped Cu2SnSe3

Prasad K, S., Rao, A., Gahtori, B., Bathula, S., Dhar, A., Du, J. S. & Kuo, Y. K., 01-11-2016, In : Materials Research Bulletin. 83, p. 160-166 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Thermal properties of La0.7Ca0.2Sr0.1MnO3:PdO composites

Bhatt, R. C., Manjunatha, S. O., Rao, A., Thomas, R., Awana, V. P. S., Lin, C. F. & Kuo, Y. K., 01-12-2018, In : Physica B: Condensed Matter. 550, p. 117-121 5 p.

Research output: Contribution to journalArticle

Thermal properties of Pr2/3Sr1/3MnO3 manganites: PdO composites

Rao, A., Manjunatha, S. O., Bhatt, R. C., Awana, V. P. S., Lin, C. F., Kuo, Y. K. & Poornesh, P., 01-10-2017, In : Solid State Communications. 265, p. 37-40 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)