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Author

  • Ashok Rao
2012

Study of magneto resistance effects in Bi doped Pr0.7-xSr 0.3MnO3 at Pr site

Daivajna, M. D., Geetha & Rao, A., 2012, Solid State Physics - Proceedings of the 56th DAE Solid State Physics Symposium 2011. 1 ed. Vol. 1447. p. 1177-1178 2 p.

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

2014

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

11 Citations (Scopus)
2011

Magneto-resistance, thermal conductivity, thermo-electric power and specific heat of superconductor Gd0.95Pr0.05Ba 2Cu2.94M0.06O7-δ (M=Fe, Ni, Zn and Mn)

Chakraborty, T., Gahtori, B., Soni, A., Okram, G. S., Agrawal, S. K., Chen, S. Y., Kuo, Y. K., Ahsan, M. A. H. & Rao, A., 01-09-2011, In : Solid State Communications. 151, 17, p. 1117-1121 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2010

Structural, electrical, magnetic, and thermal studies of Cr-doped La 0.7 Ca0.3 Mn1-x CrxO3 (0≤x≤1) manganites

Kumar, N., Kishan, H., Rao, A. & Awana, V. P. S., 15-04-2010, In : Journal of Applied Physics. 107, 8, 083905.

Research output: Contribution to journalArticle

44 Citations (Scopus)
2016

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)
2015

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

20 Citations (Scopus)
2016

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)
2017
2016

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)
2019

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)
2011

Effect of Fe, Co, and Zn substitution on thermal expansion of GdBa 2Cu3O7

Rao, A., 15-06-2011, Malaysia Annual Physics Conference 2010, PERFIK-2010. Vol. 1328. p. 226-228 3 p.

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

2010

Fe ion doping effect on electrical and magnetic properties of La 0.7Ca0.3Mn1-xFexO3 (0 ≤ x ≤ 1)

Kumar, N., Kishan, H., Rao, A. & Awana, V. P. S., 23-07-2010, In : Journal of Alloys and Compounds. 502, 2, p. 283-288 6 p.

Research output: Contribution to journalArticle

44 Citations (Scopus)
2019

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)

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

3 Citations (Scopus)
2012

Effect of Mn substitution on the thermal expansion of EuBa2Cu3O7-δ

Rao, A., 01-01-2012, In : Physics Procedia. 36, p. 606-610 5 p.

Research output: Contribution to journalConference article

2018

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)
2017

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)
2010

Electrical and thermal properties of bulk superconductors Eu0.95Pr0.05Ba2(Cu1-xMx)3O7-δ (M = Fe, Ni, Zn and Mn)

Chakraborty, T., Gahtori, B., Soni, A., Okram, G. S., Agarwal, S. K., Chen, Y. S., Kuo, Y. K., Geetha, Rao, A. & Sarkar, C. K., 01-02-2010, In : Physica C: Superconductivity and its Applications. 470, 3, p. 244-249 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2016

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)
2019

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

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

2013

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

2014

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

29 Citations (Scopus)
2011

Magnetic and thermal behavior of Ru 0.9Sr 2YCu 2.1O 7.9 magneto-superconductor synthesized by high-pressure high-temperature technique

Kumar, A., Gahtori, B., Rao, A., Kuo, Y. K., Shahnawaz, Awana, V. P. S. & Tandon, R. P., 01-07-2011, In : Journal of Superconductivity and Novel Magnetism. 24, 5, p. 1643-1648 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2019

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)
2017

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)
2016

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)
2015

Electrical, thermal and magnetic studies on Bi-substituted LSMO manganites

Daivajna, M. D., Rao, A. & Okram, G. S., 15-08-2015, In : Journal of Magnetism and Magnetic Materials. 388, p. 90-95 6 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2018

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)
2010

Structural, electrical and thermal studies of Nb-doped Pr0.7 Sr0.3 Mn1 - x Nbx O3 (0 ≤ x ≤ 0.05) manganites

Agarwal, S. K., Kumar, N., Panwar, N., Gahtori, B., Rao, A., Chang, P. C. & Kuo, Y. K., 01-04-2010, In : Solid State Communications. 150, 13-14, p. 684-688 5 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2014

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

1 Citation (Scopus)
2017

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)
2013

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

3 Citations (Scopus)
2010

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

3 Citations (Scopus)
2014

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

7 Citations (Scopus)
2018

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

1 Citation (Scopus)
2015

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

12 Citations (Scopus)
2019

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

2017

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)
2019

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

3 Citations (Scopus)

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

2016
11 Citations (Scopus)
2015

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

14 Citations (Scopus)
2019

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

1 Citation (Scopus)
2018
8 Citations (Scopus)
2017

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

13 Citations (Scopus)
2015

Conversion of pencil graphite to graphene/polypyrrole nanofiber composite electrodes and its doping effect on the supercapacitive properties

Sudhakar, Y. N., Vindyashree, Smitha, V., Prashanthi, Poornesh, P., Ashok, R. & Selvakumar, M., 01-09-2015, In : Polymer Engineering and Science. 55, 9, p. 2118-2126 9 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2018
2019

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

2 Citations (Scopus)
2018

Tuning the thermoelectric properties by manipulating copper in Cu2SnSe3 system

Prasad K, S., Rao, A., Christopher, B., Bhardwaj, R., Chauhan, N. S., Malik, S. A., Van Nong, N., Nagaraja, B. S. & Thomas, R., 05-06-2018, In : Journal of Alloys and Compounds. 748, p. 273-280 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)