Anjana Asthana

Contact

aasthana@mtu.edu
906-487-2637
M & M Building 435

Research Assistant Professor, Materials Science and Engineering

Teaching Interests

Electron Microscopy
X-ray Diffraction
Solid State Physics
Nanotechnology
Electronic Materials

Research Interests

Nanomaterials, Semiconductors, Superconductors, Giant Magnetoresistance Materials, Magnetic Materials
Materials Characterization by SEM, TEM, X-ray Diffraction, Raman Spectroscopy and Photoluminescence Spectroscopy
Applications of Nanomaterials in Electronics, Energy Harvesting and Quantum Switching
In-Situ Transmission Electron Microscopy
Mechanics of Nanomaterials and Composites
Electron Transport Properties of Nanomaterials and Composites

Publications

Boyi Hao, Anjana Asthana, Paniz K. Hazaveh, Paul L. Bergstrom, Douglas Banyai, Madhusudan A. Savaikar, John A. Jaszczak & Yoke Khin Yap; New Flexible Channels for Room Temperature Tunneling Field Effect Transistors, Scientific Reports, 6(2016)20293
A. Asthana, Y. K .Yap, R. S. Yassar, Reza, 2014, “Field Emission from Zinc Oxide Nanobelts” Journal of Nanoscience and Nanotechnology 15 (2015) 2277
A. Asthana, H. A. Ardakani, Y. K. Yap and R. S. Yassar; Real time observation of mechanically triggered piezoelectric current in individual ZnO nanobelts. J. Mater. Chem. C 2 (2014), 3995
A. Asthana, T. Shokuhfar, Q. Gao, P. A. Heiden, R. S. Yassar “Deformation-Driven Electrical Transport in Amorphous TiO₂ Nanotubes” Appl. Phys. A 109 (2012) 127
A. Asthana, K. Momeni and R. S. Yassar, A. Prasad and Y. K. Yap “A study on the correlation of crystal defect and band gap properties of ZnO nanobelts” Appl. Phys. A 105 909 (2011).
A. Asthana, K. Momeni, A. Prasad, and Y. K. Yap and R. S. Yassar “In Situ Observation of Size Scale Effects on the Mechanical Properties of ZnO Nanowires” Nanotechnology 22 245101(2011).
A. Asthana, T. Shokuhfar, Q. Gao, P. Heiden, C. Friedrich, R. S. Yassar “A Study on the Modulation Electrical Transport; by; Mechanical Straining of Individual Titanium di Oxide Nanotube” Applied Phys. Lett, 97 (2010) 1.
A. Asthana, T. Shokuhfar, Q. Gao, P. A. Heiden, C. Friedrich, and R. S. Yassar ” A real time observation of phase transition of anatase TiO₂ nanotubes into rutile particles by in situ Joule heating inside transmission electron microscope” Adv. Sci. Lett. 3, 557 (2010).
Anjana Asthana, Kasra Momeni, Abhishek Prasad, Yoke Khin Yap and Reza Shahbazian Yassar “ In situ Probing of Electromechanical Properties of an Individual ZnO Nanobelt” Applied Phys. Lett. 95 (2009) 172106.
Kasra Momeni Anjana Asthana, Abhishek Prasad, Yoke Khin Yap and Reza Shahbazian Yassar “Structural inhomogeneity and piezoelectric enhancement in ZnO nanobelts, Appl. Phys. A July (2012). Now online DOI 10.1007/s00339-012-7081-5 Read More
Fei Teng, Sunand Santhanagopalan, Anjana Asthana, Xiaobao Geng, Sun-il Mho, Reza Shahbazian-Yassar; and Dennis Desheng Meng “Self-assembly of LiFePO₄ nanodendrites in a novel system of ethylene glycol–water” Journal of Crystal Growth, 312,2010, 3493.
Farheen N. Sayed, V. Grover, V. Sudarsan, B.N. Pandey, A. Asthana, R.K. Vatsa, A.K. Tyagi. “Multicolored and white-light phosphors based on doped GdF3 nanoparticles and their potential bio-applications”. J. Colloid Interface Sci. 367 (2012) 161–170
T. Shokuhfar, Q. Gao, A. Asthana, P. Heiden, C. Friedrich, “Structural Instabilities in TiO₂Nanotubes” Journal of Applied Physics, 108 (2010), 1043101.
Anjana Asthana, A Matsumoto, H. Kitaguchi, Y. Matsui and H Kumakura. H Yamada, N Uchiyama “Structural-Microstructural Characteristics and its Correlations with the Superconducting Properties of in-situ PIT Processed MgB₂ Tapes with Ethyltoulene and SiC Powder added” Superconductor Science and Technology21(2008) 115013.
Anjana Asthana and Yoshio Matsui “ A Study on the Structural- Microstructural Characterization and Defect Structure of Ru based Magnetosuperconductor, RuSr₂Eu_1.4Ce_0.6Cu₂O₁₀” Physica C 468 (2008) 458.
S. Balamurugan, K. Yamaura, A. Asthana, A. Ubaldini, Y. Matsui, and E. Takayama-Muromachi “Magnetic and transport and structure properties of the room temperature ferromagnetic Sr_1-xHo_xCoO_3-δ.” Journal of Applied Physics, 102(2008) 07B903
Anjana Asthana, Yukiko Takahashi, Yoshio Matsui and K. Hono” Effect of base pressure on the structure and magnetic properties of FePt thin films” J. Mag. Magnetic Materials 320(2008) 250-256.
P. K. Siwach, P. Srivastava, H. K. Singh, A. Asthana, Y. Matsui, T. Sripathi and O. N. Srivastava “ Effect of multielement doping on; low field magnetotransport in La_0.7-xMm_xCa_0.3MnO₃(0.0≤ x≤0.45) manganite “ J. Mag. Magnetic Materials 321 1814 (2009).
O. D. Jayakumar, I. K. Gopalakrishnan, R M. Kadam, Vinu Ajayan, Anjana Asthana, A. K. Tyagi and S. K. Kulshreshtha “Magnetization and structural studies of Mn doped ZnO nanoparticles: prepared by reverse micelle method" Journal of Crystal Growth 300(2007) 358-363.
O. D. Jayakumar, I. K. Gopalakrishnan, R. M. Kadam, A. Vinu, A. Asthana, K. V. Rao and A. K. Tyagi “ Surfactant- induced enhanced room temperature ferromagnetism in Zn_0.96Mn_0.03Li_0.01O Nanoparticles Prepared by solid- state pyrolytic reaction”. J. Cryst. Growth 307(2007)315-320.
O. D. Jayakumar, I. K. Gopalakrishnan, A. Asthana, A. Vinu and A. K. Tyagi. “Room temperature ferromagnetism in Th_1-xFe_xO2(x = 0.05, 0.10, 0.15, 0.20 and 0.25) nanoparticles" J. Alloys and Compounds 461(2008) 608-611.
Novel Microporous Carbon Material with Flower like Structure Templated by MCM-22" Srinivasu P., Vinu A., Gokulakrishnan N, Anandan S., Asthana A., Mori T. and Ariga K. J. Nanoscience and Nanotechnology, 7 (2007)1-4.
Ajayan Vinu, Pavuluri Srinivasu,Toshiyuki Mori, Toshio Sasaki, Anjana Asthana, Katsuhiko Ariga, and Shunichi Hishita “Novel Hexagonally Ordered Nitrogen-doped Mesoporous Carbon from SBA-15/Polyaniline Nanocomposite” Chemistry Letters 36(2007)770-771.
Anjana Asthana, Yoshio Matsui, Makato Yasuda, Koji Kimoto and Ken-ichi-Ohshima “ Investigations on the structural disordering of Neutron-irradiated highly oriented pyrolytic graphite by X-ray diffraction and electron microscopy”. J. Appl. Cryst. 38 (2005), 361-367
Ananda Kumar Das, Anjana Asthana, Taro Fujita, Kenichi Kato, Masaki Takata and Ken-ichi-Ohshima. “Evidence of L10 type ordered structure at an equi-atomic composition of PtCr. J. Phys. Soc. Jpn. 74(2005) 1-2
Anjana Asthana, Chandrashekhar, Rajiv Giri and O. N. Srivastava “Improved superconducting properties of MgB₂ bulk materials prepared by sintering” J. of Phys. D: Applied Phys. 36(2003) 2165-2169.
Anjana Asthana and O. N. Srivastava “The observation of curious spiral growth features in Tl doped Hg bearing high temperature superconducting tapes” Bulletin of Material Science 24 (2001) 1-5.
H. K. Singh, Anjana Asthana and O. N. Srivastava “ Structural-Microstructural characteristics and its correlation with Physical Properties in High temperature superconducting thin films and tapes” Studies of High Temperature Superconductor 30(2000) 63-78.
Anjana Asthana and O. N. Srivastava”The Synthesis, Characterization and Effect of Ag doping on the transition temperature and critical current density of Hg_1-xPb_xBa₂Ca₂Cu₃O_8+δ(0.1<x<0.5) HTSC tapes” Physica C 320(1999)31-38.
Anjana Asthana and O. N. Srivastava “ Fabrication and Characterization of Hg(Tl) HTSC tapes” Supercond. Sci. &Technol. 11(1998) 244-249.
Anjana Asthana, G. D. Verma and O. N. Srivastava.” The synthesis and Characterization of Tl₂Ba₂Ca₂Cu₃O₁₀Ag_y (0.10<y<0.65) tapes and Ag induced effect on their microstructure. J. Phys. D: Applied Phys”30(1998) 2069-2077