Ashutosh Tiwari

Sudhakar, N., Rajeev, K. P., Tiwari, A., & Narayan, J. (2007). Room temperature ferromagnetism and magnetotransport properties of the layered manganite system La1.2Ba1.8Mn2-xRuxO7 (0 <= x <= 1-0). SOLID STATE COMMUNICATIONS, 142(9), 519–524. https://doi.org/10.1016/j.ssc.2007.03.041

Prater, J. T., Ramachandran, S., Tiwari, A., & Narayan, J. (2006, May). Co-doped ZnO dilute magnetic semiconductor. JOURNAL OF ELECTRONIC MATERIALS, Vol. 35, pp. 852–856. https://doi.org/10.1007/BF02692539

Bhosle, V., Tiwari, A., & Narayan, J. (2006). Electrical properties of transparent and conducting Ga doped ZnO. Journal of Applied Physics, 100(3).

Chugh, A., Ramachandran, S., Tiwari, A., & Narayan, J. (2006, May). Epitaxial ZnO/Pt layered structures and ZnO-Pt nanodot composites on sapphire (0001). JOURNAL OF ELECTRONIC MATERIALS, Vol. 35, pp. 840–845. https://doi.org/10.1007/BF02692537

Tiwari, A., Bhosle, V. M., Ramachandran, S., Sudhakar, N., Narayan, J., Budak, S., & Gupta, A. (2006). Ferromagnetism in Co doped CeO2: Observation of a giant magnetic moment with a high Curie temperature. Applied Physics Letters, 88(14).

Tiwari, A., & Narayan, J. (2006). Growth and observation of low-field giant magnetoresistance in La0.7Sr0.3MnO3/ZnO superlattice structures. JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY, 6(3), 612–617. https://doi.org/10.1166/jnn.2006.118

Ramachandran, S., Chugh, A., Tiwari, A., & Narayan, J. (2006). Growth of highly conducting epitaxial ZnO-Pt-ZnO heterostructure on alpha-Al2O3 (0001). JOURNAL OF CRYSTAL GROWTH, 291(1), 212–217. https://doi.org/10.1016/j.jcrysgro.2006.02.010

Bhosle, V., Tiwari, A., & Narayan, J. (2006). Metallic conductivity and metal-semiconductor transition in Ga-doped ZnO. Applied Physics Letters, 88(3).

Narayan, J., Bhosle, V., Tiwari, A., Gupta, A., Kumar, P., & Wu, R. (2006). Methods for processing tantalum films of controlled microstructures and properties. JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A, 24(5), 1948–1954. https://doi.org/10.1116/1.2335863

Narayan, J., & Tiwari, A. (2006). Methods of forming three-dimensional nanodot arrays in a matrix. Washington, DC: U.S. Patent and Trademark Office.

Tiwari, A., Jin, C., Narayan, J., & Park, M. (2005). Electrical transport in ZnO(1-delta)films: Transition from band-gap insulator to Anderson localized insulator (vol 96, pg 3827, 2004). Journal of Applied Physics, Vol. 97.

Bhosle, V., Tiwari, A., & Narayan, J. (2005). Epitaxial growth and properties of MoOx(2 < x < 2.75) films. Journal of Applied Physics, 97(8).

Jin, C., Narayan, R., Tiwari, A., Zhou, H., Kvit, A., & Narayan, J. (2005). Epitaxial growth of zinc oxide thin films on silicon. Materials Science and Engineering: B, 117(3), 348–354. https://doi.org/10.1016/j.mseb.2004.12.003

Jin, C. M., Tiwari, A., & Narayan, R. J. (2005). Ultraviolet-illumination-enhanced photoluminescence effect in zinc oxide thin films. JOURNAL OF APPLIED PHYSICS, 98(8). https://doi.org/10.1063/1.2108156

Tiwari, A., Jin, C., Narayan, J., & Park, M. (2004). Electrical transport in ZnO1-delta films: Transition from band-gap insulator to Anderson localized insulator. JOURNAL OF APPLIED PHYSICS, 96(7), 3827–3830. https://doi.org/10.1063/1.1783591

Tiwari, A., Narayan, J., Sudhakar, N., & Rajeev, K. P. (2004). Growth of single-phase c-axis aligned La1.2Ca1.8Mn2O7 films on SrTiO3(001). SOLID STATE COMMUNICATIONS, 132(12), 863–866. https://doi.org/10.1016/j.ssc.2004.08.015

Narayan, J., & Tiwari, A. (2004). Novel methods of forming self-assembled nanostructured materials: Ni nanodots in Al2O3 and TiN matrices. JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY, 4(7), 726–732. https://doi.org/10.1166/jnn.2004.107

Ramachandran, S., Tiwari, A., & Narayan, J. (2004, November). Origin of room-temperature ferromagnetism in cobalt-doped ZnO. JOURNAL OF ELECTRONIC MATERIALS, Vol. 33, pp. 1298–1302. https://doi.org/10.1007/s11664-004-0156-0

Kumar, D., Yarmolenko, S., Sarkar, J., Narayan, J., Zhou, H., & Tiwari, A. (2004). Pulsed laser deposition assisted novel synthesis of self-assembled magnetic nanoparticles. COMPOSITES PART B-ENGINEERING, 35(2), 149–155. https://doi.org/10.1016/j.compositesb.2003.08.002

Tiwari, A. (2004, November). Special issue on nanostructured magnetic materials: Recent progress in magnetic nanostructures - Foreword. JOURNAL OF ELECTRONIC MATERIALS, Vol. 33, pp. 1253–1253. https://doi.org/10.1007/s11664-004-0148-0

Wang, H., Gupta, A., Tiwari, A., Zhang, X., & Narayan, J. (2004). TaN-TiN binary alloys and superlattices as diffusion barriers for copper interconnections. Journal of Electronic Materials, 33(1), L5–L5. https://doi.org/10.1007/s11664-004-0300-x

Ramachandran, S., Tiwari, A., & Narayan, J. (2004). Zn0.9Co0.1O-based diluted magnetic semiconducting thin films. APPLIED PHYSICS LETTERS, 84(25), 5255–5257. https://doi.org/10.1063/1.1764936

Chugh, A., Tiwari, A., Kvit, A., & Narayan, J. (2003). A novel technique for making self-encapsulated and self-aligned copper films. MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY, 103(1), 45–48. https://doi.org/10.1016/s0921-5107(03)00148-x

Zhou, H., Kumar, D., Kvit, A., Tiwari, A., & Narayan, J. (2003). Formation of self-assembled epitaxial nickel nanostructures. JOURNAL OF APPLIED PHYSICS, 94(8), 4841–4846. https://doi.org/10.1063/1.1609046

Wang, H., Zhang, X., Gupta, A., Tiwari, A., & Narayan, J. (2003). Growth and characteristics of TaN/TiN superlattice structures. APPLIED PHYSICS LETTERS, 83(15), 3072–3074. https://doi.org/10.1063/1.1616656

Tiwari, A., Jin, C., Kumar, D., & Narayan, J. (2003). Rectifying electrical characteristics of La0.7Sr0.3MnO3/ZnO heterostructure. APPLIED PHYSICS LETTERS, 83(9), 1773–1775. https://doi.org/10.1063/1.1605801

Tiwari, A., Chugh, A., Jin, C., & Narayan, J. (2003). Role of self-assembled gold nanodots in improving the electrical and optical characteristics of zinc oxide films. JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY, 3(5), 368–371. https://doi.org/10.1166/jnn.2003.217

Kumar, D., Pennycook, S. J., Narayan, J., Wang, H., & Tiwari, A. (2003). Role of silver addition in the synthesis of high critical current density MgB2 bulk superconductors. SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 16(4), 455–458. https://doi.org/10.1088/0953-2048/16/4/306

Wang, H., Gupta, A., Tiwari, A., Zhang, X., & Narayan, J. (2003, October). TaN-TiN binary alloys and superlattices as diffusion barriers for copper interconnects. JOURNAL OF ELECTRONIC MATERIALS, Vol. 32, pp. 994–999. https://doi.org/10.1007/s11664-003-0081-7

Wang, H., Tiwari, A., Zhang, X., Kvit, A., & Narayan, J. (2002). Copper diffusion characteristics in single-crystal and polycrystalline TaN. APPLIED PHYSICS LETTERS, 81(8), 1453–1455. https://doi.org/10.1063/1.1502193

Wang, H., Tiwari, A., Kvit, A., Zhang, X., & Narayan, J. (2002). Epitaxial growth of TaN thin films on Si(100) and Si(111) using a TiN buffer layer. APPLIED PHYSICS LETTERS, 80(13), 2323–2325. https://doi.org/10.1063/1.1466522

Tiwari, A., Park, M., Jin, C., Wang, H., Kumar, D., & Narayan, J. (2002). Epitaxial growth of ZnO films on si(111). JOURNAL OF MATERIALS RESEARCH, 17(10), 2480–2483. https://doi.org/10.1557/JMR.2002.0361

Tiwari, A., Narayan, J., Jin, C., & Kvit, A. (2002). Growth of epitaxial NdNiO3 and integration with Si(100). APPLIED PHYSICS LETTERS, 80(8), 1337–1339. https://doi.org/10.1063/1.1451984

Tiwari, A., Chug, A., Jin, C., Kumar, D., & Narayan, J. (2002). Integration of single crystal La0.7Sr0.3MnO3 films with Si(001). SOLID STATE COMMUNICATIONS, 121(12), 679–682. https://doi.org/10.1016/S0038-1098(02)00029-7

Tiwari, A., Rajeev, K. P., & Narayan, J. (2002). Low temperature electrical transport in La1-xNdxNiO3-delta. Solid State Communications, 121(6-7), 357–361. https://doi.org/10.1016/s0038-1098(02)00007-8

Tiwari, A., Jin, C., & Narayan, J. (2002). Strain-induced tuning of metal-insulator transition in NdNiO3. APPLIED PHYSICS LETTERS, 80(21), 4039–4041. https://doi.org/10.1063/1.1480475

Tiwari, A., Jin, C., Kvit, A., Kumar, D., Muth, J. F., & Narayan, J. (2002). Structural, optical and magnetic properties of diluted magnetic semiconducting Zn1-xMnxO films. SOLID STATE COMMUNICATIONS, 121(6-7), 371–374. https://doi.org/10.1016/S0038-1098(01)00464-1

Kumar, D., Pennycook, S. J., Lupini, A., Duscher, G., Tiwari, A., & Narayan, J. (2002). Synthesis and atomic-level characterization of Ni nanoparticles in Al2O3 matrix. APPLIED PHYSICS LETTERS, 81(22), 4204–4206. https://doi.org/10.1063/1.1525052

Tiwari, A., Wang, H., Kumar, D., & Narayan, J. (2002). Weak-localization effect in single crystal TaN(001) films. MODERN PHYSICS LETTERS B, 16(28-29), 1143–1149. https://doi.org/10.1142/s0217984902004688