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Number of items: 47.

Article

Kandula, Kumara Raja and Raavi, Sai Santosh Kumar and Asthana, Saket (2018) Correlation between structural, ferroelectric and luminescence properties through compositional dependence of Nd3+ ion in lead free Na0.5Bi0.5TiO3. Journal of Alloys and Compounds, 732. pp. 233-239. ISSN 0925-8388

Vadnala, Sudharshan and Asthana, Saket (2018) Magnetocaloric effect and critical field analysis in Eu substituted La 0.7-x Eu x Sr 0.3 MnO 3 (x = 0.0, 0.1, 0.2, 0.3) manganites. Journal of Magnetism and Magnetic Materials, 446. pp. 68-79. ISSN 0304-8853

Karthik, T and Radhakrishanan, Dhanya and Narayana, Chandrabhas and Asthana, Saket (2018) Nature of electric field driven ferroelectric phase transition in lead-free Na 1/2 Bi 1/2 TiO 3 : In-situ temperature dependent ferroelectric hysteresis and Raman scattering studies. Journal of Alloys and Compounds, 732 (25). pp. 945-951. ISSN 0925-8388

Madhav Kumar, V and Srinivas, A and Talapatra, A and Asthana, Saket and Mohanty, J and Kamat, S V (2017) Effect of deposition temperature on structural, microstructural and magnetic properties of CoFe2O4 thin films deposited by pulsed laser deposition. Journal of Materials Science: Materials in Electronics, 28 (1). pp. 446-453. ISSN 0957-4522

K, Ganga Prasad and Niranjan, Manish K and Asthana, Saket (2017) Electronic structure, vibrational and thermoelectric properties of AgTaO3: A first-principles study. Journal of Alloys and Compounds, 696. pp. 1168-1173. ISSN 0925-8388

Karthik, T and Asthana, Saket (2017) Enhanced mechanical and ferroelectric properties through Grain size refinement in site specific substituted lead free Na0.5-xKxBi0.5TiO3 (x = 0 – 0.10) ceramics. Materials Letters, 190. pp. 273-275. ISSN 0167-577X

Thangavelu, K and Asthana, Saket (2017) Polarization extension mechanism revealed through dynamic ferroelectric hysteresis and electric field driven structural distortions in lead free Na0.5Bi0.5TiO3 ceramics. Journal of Physics D: Applied Physics, 50 (38). ISSN 0022-3727

G, Thirupathi and Kandula, Kumara Raja and Raavi, Sai Santosh Kumar and Asthana, Saket (2017) The effect on electrical and luminescent properties in nanocrystalline Na<sub>0.5</sub>Bi<sub>0.5-x</sub>Nd<sub>x</sub>TiO<sub>3</sub>. Materials Research Express, 4 (9). 095019. ISSN 2053-1591

Prasad, K g and Niranjan, Manish K and Asthana, Saket (2017) The electrical properties and relaxation behavior of AgNb1/2Ta1/2O3 ceramic. Physica B: Condensed Matter, 506. pp. 42-47. ISSN 0921-4526

Kotagiri, G P and Niranjan, Manish K and Asthana, Saket and Karthikeyan, R (2016) Investigation of Raman Modes and Born-Effective Charges in AgNb1/2Ta1/2O3: A Density-Functional and Raman Scattering Study. Journal of the American Ceramic Society, 99 (1). pp. 332-339. ISSN 0002-7820

Vadnala, S and Asthana, Saket and Pal, Prem (2016) Investigation of near room temperature magnetocaloric, magnetoresistance and bolometric properties of Nd0.5La0.2Sr0.3MnO3: Ag2O manganites. Journal of Materials Science: Materials in Electronics, 27 (6). pp. 6156-6165. ISSN 0957-4522

Roy, S and Maharana, R and Reddy, S R and Singh, S and Kumar, P and Karthik, T and Asthana, Saket and Prasad, V V B and Kamat, S V (2016) Structural, ferroelectric and piezoelectric properties of chemically processed, low temperature sintered piezoelectric BZT–BCT ceramics. Materials Research Express, 3 (3). ISSN 2053-1591

Vadnala, S and Asthana, Saket and Pal, Prem and S, Srinath (2015) Effect of A-site ionic size variation on TCR and electrical transport properties of (Nd0.7-xLax)0.7Sr0.3MnO3 with x = 0, 0.1 and 0.2. IOP Conference Series: Materials Science and Engineering, 73. pp. 1-5. ISSN 1757-8981

Thangavelu, K and T, Durga Rao and A, Srinivas and Asthana, Saket (2015) Effect of local strain fields on the structural, Néel transition temperature and long range ferroelectric ordering in rare earth substituted Bi0.9 R0.1 FeO3 multiferroic ceramics (where, R = Gd3+ , Tb3+ , Dy3+ ). Journal of Materials Science: Materials in Electronics, 26 (11). pp. 8676-8687. ISSN 0957-4522

Praveen, J P and Karthik, T and James, A R and Chandrakala, E and Asthana, Saket and Das, D (2015) Effect of poling process on piezoelectric properties of sol-gel derived BZT-BCT ceramics. Journal of the European Ceramic Society, 35 (6). pp. 1785-1798. ISSN 0955-2219

A, Srinivas and R V, Krishnaiah and V L, Niranjani and Kamat, S V and Karthik, T and Asthana, Saket (2015) Ferroelectric, piezoelectric and mechanical properties in lead free (0.5)Ba(Zr0.2Ti0.8)O3–(0.5)(Ba0.7Ca0.3)TiO3 electroceramics. Ceramics International, 41 (2A). pp. 1980-1985. ISSN 0272-8842

Thangavelu, K and Rayaprol, S and Siruguri, V and Sastry, P U and Asthana, Saket (2015) Global and local structural variations near the antiferroelectric regime. AIP Conference Proceedings, 1665 (030030). ISSN 0094-243X

Vadnala, S and Pal, Prem and Asthana, S (2015) Influence of A-site cation disorder on structural and magnetocaloric properties of Nd0.7–xLaxSr0.3MnO3 (x=0.0, 0.1, 0.2 & 0.3). Journal of Rare Earths, 33 (10). pp. 1072-1080. ISSN 1002-0721

Niranjan, Manish K and K, Ganga Prasad and Asthana, Saket and Rayapol, S and Siruguri, V (2015) Investigation of structural, vibrational and ferroic properties of AgNbO3 at room temperature using neutron diffraction, Raman scattering and density-functional theory. Journal of Physics D: Applied Physics, 48 (21). ISSN 0022-3727

Thangavelu, K and Asthana, Saket (2015) Monoclinic Cc-phase stabilization in magnetically diluted lead free Na1/2Bi1/2TiO3—Evolution of spin glass like behavior with enhanced ferroelectric and dielectric properties. Materials Research Express, 2 (9). 096301. ISSN 2053-1591

T, Durga Rao and Asthana, Saket and Niranjan, Manish K (2015) Observation of coexistence of ferroelectric and antiferroelectric phases in Sc substituted BiFeO3. Journal of Alloys and Compounds, 642. pp. 192-199. ISSN 0925-8388

Sahu, M and Thangavelu, K and Adiraj, S and Asthana, Saket (2015) Structural and microstructural correlation with ferroelectric and dielectric properties of nanostructured Na0.5 Bi0.5 TiO3 ceramics. Journal of Materials Science: Materials in Electronics, 26 (12). pp. 9741-9746. ISSN 0957-4522

Krishnaiah, R V and Srinivas, A and Kamat, S V and Karthik, T and Asthana, Saket (2014) Effect of CoFe2O4 mole percentage on multiferroic and magnetoelectric properties of Na0.5Bi0.5TiO 3/CoFe2O4 particulate composites. Ceramics International, 40 (6). pp. 7799-7804. ISSN 0272-8842

Asthana, Saket and Fujiwara, K and Tanaka, K (2014) Electrical switching to probe complex phases in a frustrated manganite. Solid State Communications, 187. pp. 64-67. ISSN 0038-1098

Durga Rao, T and Ramadurai, Ranjit and Asthana, Saket (2014) Enhanced magnetization and improved insulating character in Eu substituted BiFeO3. Journal of Applied Physics, 115 (12). ISSN 0021-8979

Durga Rao, T and A, Kumari and Niranjan, Manish K and Asthana, Saket (2014) Enhancement of magnetic and electrical properties in Sc substituted BiFeO3 multiferroic. Physica B: Condensed Matter, 448. pp. 267-272. ISSN 0921-4526

Thangavelu, K and Ramadurai, Ranjit and Asthana, S (2014) Evidence for the suppression of intermediate anti-ferroelectric ordering and observation of hardening mechanism in Na1/2Bi 1/2TiO3 ceramics through cobalt substitution. AIP Advances, 4. pp. 1-9. ISSN 2158-3226

Durga Rao, T and Asthana, Saket (2014) Evidence of improved ferroelectric phase stabilization in Nd and Sc co-substituted BiFeO3. Journal of Applied Physics, 116. pp. 1-9. ISSN 0021-8979

Praveen, J P and Kumar, K and James, A R and Karthik, T and Asthana, Saket and Das, D (2014) Large piezoelectric strain observed in sol-gel derived BZT-BCT ceramics. Current Applied Physics, 14 (3). pp. 396-402. ISSN 1567-1739

Vadnala, S and Durga Rao, T and Pal, Prem and Asthana, S (2014) Study of structural effect on Eu-substituted LSMO manganite for high temperature coefficient of resistance. Physica B: Condensed Matter, 448. pp. 277-280. ISSN 0921-4526

Karthik, T and Asthana, Saket (2013) Evolution of multifunctional behavior in site specific cation substituted Na0.5Bi0.45Gd0.05Ti0.95Mn0.05O3 ceramics. Journal of the Korean Physical Society, 62 (12). pp. 1979-1984. ISSN 0374-4884

Rao, T D and Karthik, T and Asthana, Saket (2013) Investigation of structural, magnetic and optical properties of rare earth substituted bismuth ferrite. Journal of Rare Earths, 31 (4). pp. 370-375. ISSN 1002-0721

Niranjan, Manish K and Karthik, T and Asthana, Saket and Pan, J and Waghmare, U V (2013) Theoretical and experimental investigation of Raman modes, ferroelectric and dielectric properties of relaxor Na0.5Bi0.5TiO3. Journal of Applied Physics, 13 (194106). pp. 1-7. ISSN 0021-8979

Srinivas, A and Krishnaiah, R V and Karthik, T and Suresh, P and Asthana, Saket and Kamath, S V (2012) Observation of direct and indirect magnetoelectricity in lead free ferroelectric (Na 0.5Bi 0.5TiO 3)-magnetostrictive (CoFe 2O 4) particulate composite. Applied Physics Letters, 101 (8). ISSN 0003-6951

Letard, J F and Asthana, Saket and Shepherd, H J and Guionneau, P and Goeta, A E and Suemura, N and Ishikawa, R and Kaizaki, S (2012) Photomagnetism of a sym-cis-dithiocyanato iron(II) complex with a tetradentate N,N'-bis(2-pyridylmethyl)1,2-ethanediamine ligand. Chemistry - A European Journal, 18 (19). pp. 5924-5934. ISSN 0947-6539

Niranjan, Manish K and Asthana, Saket (2012) First principles study of lead free piezoelectric AgNbO 3 and (Ag 1-xK x)NbO 3 solid solutions. Solid State Communications, 152 (17). pp. 1707-1710. ISSN 0038-1098

Durga Rao, T and Karthik, T and Srinivas, A and Asthana, Saket (2012) Study of structural, magnetic and electrical properties on Ho-substituted BiFeO 3. Solid State Communications, 152 (23). pp. 2071-2077. ISSN 0038-1098

Asthana, Saket (2011) Effect of cobalt substitution on magnetic and transport properties of Nd0·5Sr0·5Mn1−x Co x O3 (x = 0·1, 0·3 and 0·5). Bulletin of Materials Science, 34 (2). pp. 279-282. ISSN 0250-4707

Misra, S K and Andronenko, S I and Asthana, Saket and Bahadur, D (2010) A variable temperature EPR study of the manganites (La1/3Sm 2/3)2/3SrxBa0.33-xMnO3 (x=0.0, 0.1, 0.2, 0.33): Small polaron hopping conductivity and Griffiths phase. Journal of Magnetism and Magnetic Materials, 322 (19). pp. 2902-2907. ISSN 0304-8853

Book Section

Kimidi, Siva Shankar and Mallikarjuna, Ch and Asthana, Saket (2017) RAIITH: Institutional Repository at IIT Hyderabad and its impact in scientific community. In: Proceedings of National Conferenece on Library Innovations for Excellence(LIFE). IISER, Pune, pp. 1-20. ISBN 81-7019-569-2

Vadnala, S and Asthana, Saket and Pal, P (2014) Enhanced TCR with Room Temperature TMI for Potential Application in Microbolometer. In: Physics of Semiconductor Devices. Environmental Science and Engineering . Springer International Publishing, pp. 499-501. ISBN 9783319030012

Conference or Workshop Item

Kandula, K R and Raavi, Sai Santosh Kumar and Asthana, Saket (2016) Enhancement in the structural, electrical and optical properties by substitution of lanthanides (Nd3+ and Eu3+) in lead free Na0.5Bi0.5 TiO3 ceramics. In: International Conference on Technologically Advanced Materials & Asian Meeting on Ferroelectrics ICTAM-AMF10). (In Press)

Raavi, Sai Santosh Kumar and Asthana, Saket (2016) Novel Strategies to improve physical properties in Eco-friendly energy harvesting smart materials for IoT. In: SANKEN International Nanotechnology Symposium on "Molecular Technology Frontiers towards IoT world", 12, December 2016, Osaka, Japan.

Asthana, Saket (2016) Strategies to Improve Physical Properties in Eco-Friendly Materials through Cation Engineering. In: International Conference on New Scintillations on Materials Horizon(ICNSMH), 21-23 October, 2016, M.J.P.Rohilkhand University, Bareilly, India.

K, Gangaprasad and T, Durga Rao and Niranjan, Manish K and Asthana, Saket (2015) Microstructural studies of AgNbO3 ceramic by using complex impedance spectroscopy. In: SOLID STATE PHYSICS: Proceedings of the 59th DAE Solid State Physics Symposium 2014, 16–20 December 2014, Tamilnadu, India.

T, Durga Rao and Tangavelua, K and Asthana, Saket (2015) The impedance and conductivity studies on BiFeO3 and 0.90BiFeO3-0.10Bi0.5Na0.5TiO3 ceramics. In: SOLID STATE PHYSICS: Proceedings of the 59th DAE Solid State Physics Symposium 2014, 16–20 December 2014, Tamilnadu, India.

Rao, T D and Asthana, Saket (2013) Investigations of Electrical Properties of Nd Substituted Bifeo3 Multiferroic Ceramics. In: International Conference on Recent Trends in Applied Physics and Material Science, RAM 2013, 1-2, February 2013, Bikaner, Rajasthan; India;.

This list was generated on Fri Nov 24 16:17:15 2017 IST.