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Hire Dr. Badari Narayana R.

India

USD 150 /hr

Materials & Process Engineering Expert, Methodology Design, Modeling, Data Interpretation & Research Consulting

Profile Summary

Materials and Process Engineering expert specializing in research methodology design, modeling, and data-driven analysis. I support academic and industrial clients in understanding complex material processes, optimizing experimental and operational parameters, and interpreting scientific data with clarity and rigor. My work integrates computational modeling, structured experimentation, and quantitative analysis to deliver reliable insights and practical solutions for research and technology development. Schedule a free 30-minute problem assessment to explore feasibility and determine the best path forward.

Subject Matter Expertise

• ☆ Materials Science & Engineering
• ☆ Nanotechnology & Nanomaterials
• ☆ Ceramic Engineering
• ☆ Structural Chemistry
• ☆ Powder Metallurgy
• ☆ Powders & Bulk Materials
• ☆ Electronic, Optical & Magnetic Materials
• ☆ Electrical Engineering
• ☆ Semiconductors
• ☆ Industrial Engineering
• ☆ Process Control
• ☆ Data Analysis
• ☆ Computer Simulation/Computational Modeling
• ☆ Algorithm Design
• ☆ Data Processing
• ☆ Data Exploration
• ☆ Cluster Analysis
• ☆ Data Visualization
• ☆ Data Management
• ☆ Data Manipulation
• ☆ Machine Learning
• ☆ Data Mining
• ☆ Data Cleaning
• ☆ Statistics
• ☆ Comparative Analysis
• ☆ Regression Analysis
• ☆ Multivariate Analysis
• ☆ Nonlinear Regression
• ☆ Bayesian Statistics
• ☆ Correlation Analysis
• ☆ Study Design
• ☆ Statistical Review
• ☆ Trend Analysis
• ☆ Process Engineering
• ☆ Engineering Design
• ☆ Python
• ☆ Product Design
• ☆ CAD & 3D Modeling
• ☆ Process Design
• ☆ Technical & Scientific Writing
• ☆ Experimental Protocols

Services

• Writing
• Research
• Consulting
• Data & AI
• Product Development

Writing Technical Writing

Research Feasibility Study, Technology Scouting, Fact Checking, Scientific and Technical Research, Systematic Literature Review, Secondary Data Collection

Consulting Operations Consulting, Scientific and Technical Consulting, Manufacturing Consulting

Data & AI Statistical Analysis, Algorithm Design-Non ML, Data Visualization, Data Cleaning, Data Processing, Data Insights

Product Development Formulation, Recipe Development, Product Evaluation, Material Sourcing, Manufacturing, Concept Development, Reverse Engineering, Device Fabrication

Work Experience

Assistant Professor

Chiba University

November 2020 - Present

Researcher

SCT Inc.

April 2020 - October 2020

Junior Research Associate

Tokyo Institute of Technology

June 2017 - March 2020

Postdoctoral Fellow

Indian Institute of Technology Madras

March 2016 - May 2017

Junior Research Associate

Indian Institute of Science

August 2015 - February 2016

Education

Ph.D, Materials Engineering

Indian Institute of Science

August 2010 - July 2015

B-Tech (Department of Metallurgical and Materials Engineering)

National Institute of Technology Karnataka

July 2006 - June 2010

Certifications

• Machine Learning Specialization

  coursera

  https://www.coursera.org/account/accomplishments/specialization/2T78SUT7LEPN

  January 2026 - Present

• Deep Learning Specialization

  Deep Learning Specialization

  http://coursera.org/account/accomplishments/specialization/5474U7LENT2E

  January 2026 - Present

Publications

JOURNAL ARTICLE

Badari Narayana Rao, Masanori Eguchi, Makoto Sato, Niloy Chandra Saha, Toshiyuki Oishi, Chia-Hung Lin, Kohei Sasaki, Makoto Kasu (2025). (100) Microcracks induced by (1 ± 11) stacking faults in halide vapor deposited (001) β-Ga2O3: Origin of reverse leakage current in Schottky barrier diodes observed by high-sensitive emission microscopy and synchrotron x-ray topography . Journal of Applied Physics.

Badari Narayana Rao, Tsukasa Katayama, Shintaro Yasui, Takahisa Shiraishi, Takanori Kiguchi, Yosuke Hamasaki, Mitsuru Itoh (2025). Achieving clear ferroelectric polarization reversal in room-temperature multiferroic ε-Fe2O3 systems through grain boundary engineering . Journal of Materials Chemistry C.

Badari Narayana Rao, Gobinda Das Adhikary, Bhoopesh Mahale, Anatoliy Senyshyn, Rajeev Ranjan(2021). Depoling phenomena in Na0.5Bi0.5TiO3−BaTiO3 : A structural perspective . Physical Review B. 103. (18). American Physical Society ({APS})

Badari Narayana Rao, Shintaro Yasui, Yefei Han, Yosuke Hamasaki, Tsukasa Katayama, Takahisa Shiraishi, Takanori Kiguchi, Mitsuru Itoh(2020). Redox-Based Multilevel Resistive Switching in AlFeO3 Thin-Film Heterostructures . ACS Applied Electronic Materials. 2. (4). p. 1065--1073. American Chemical Society ({ACS})

Badari Narayana Rao, Shintaro Yasui, Tsukasa Katayama, Ayako Taguchi, Hiroki Moriwake, Yosuke Hamasaki, Mitsuru Itoh(2020). Investigation of ferrimagnetism and ferroelectricity in AlxFe2−xO3 thin films . Journal of Materials Chemistry C. Royal Society of Chemistry ({RSC})

(2019). Increasing intervention of nonferroelectric distortion and weakening of ferroelectricity at the morphotropic phase boundary in Na0.5Bi0.5TiO3−BaTiO3 . Physical Review B.

(2019). Fabrication and Characterization of Multiferroic Al0.5Fe1.5O3 Epitaxial Thin Films .

(2019). Magnetic properties of Single Crystal GaFeO3 .

(2019). Epitaxial Growth of Orthorhombic GaFeO3 Thin Films on SrTiO3 (111) Substrates by Simple Sol-Gel Method .

Zhang, M., Yasui, S., Katayama, T., Rao, B.N., Wen, H., Pan, X., Tang, M., Ai, F., Itoh, M.(2019). Epitaxial growth of orthorhombic GaFeO <inf>3</inf> thin films on SrTiO <inf>3</inf> (111) substrates by simple sol-gel method . Materials. 12. (2).

(2019). Investigation of Ferrimagnetism and Ferroelectricity in AlxFe2-xO3 Thin Films . Journal of Materials Chemistry C.

Das Adhikary, G., Khatua, D.K., Mishra, A., De, A., Kumar, N., Saha, S., Shankar, U., Senyshyn, A., Rao, B.N., Ranjan, R.(2019). Increasing intervention of nonferroelectric distortion and weakening of ferroelectricity at the morphotropic phase boundary in N a<inf>0.5</inf> B i<inf>0.5</inf>Ti O<inf>3</inf>-BaTi O<inf>3</inf> . Physical Review B. 100. (13).

(2018). Effect of Cr substitution on ferrimagnetic and ferroelectric properties of GaFeO3 epitaxial thin films .

Katayama, T., Osakabe, T., Yasui, S., Hamasaki, Y., Rao, B.N., Zhang, M., Itoh, M.(2018). Effect of Cr substitution on ferrimagnetic and ferroelectric properties of GaFeO <inf>3</inf> epitaxial thin films . Applied Physics Letters. 113. (16).

Rao, B.N. and Kaviraj, P. and Vaibavi, S.R. and Kumar, A. and Bajpai, S.K. and Arockiarajan, A.(2017). Investigation of magnetoelectric properties and biocompatibility of CoFe2O4-BaTiO3 core-shell nanoparticles for biomedical applications . Journal of Applied Physics. 122. (16).

Rao, B.N., Kaviraj, P., Vaibavi, S.R., Kumar, A., Bajpai, S.K., Arockiarajan, A.(2017). Investigation of magnetoelectric properties and biocompatibility of CoFe<inf>2</inf>O<inf>4</inf>-BaTiO<inf>3</inf> core-shell nanoparticles for biomedical applications . Journal of Applied Physics. 122. (16).

Rao, Badari Narayana and Olivi, Luca and Sathe, Vasant and Ranjan, Rajeev(2016). Electric field and temperature dependence of the local structural disorder in the lead-free ferroelectric Na0.5Bi0.5TiO3: An EXAFS study . Phys. Rev. B. 93. p. 024106. American Physical Society

Rao, B.N., Olivi, L., Sathe, V., Ranjan, R.(2016). Electric field and temperature dependence of the local structural disorder in the lead-free ferroelectric N a0.5 B i0.5Ti O3: An EXAFS study . Physical Review B. 93. (2).

Rao, B.N. and Senyshyn, A. and Olivi, L. and Sathe, V. and Ranjan, R.(2016). Maintaining local displacive disorders in Na0.5Bi0.5TiO3 piezoceramics by K0.5Bi0.5TiO3 substitution . Journal of the European Ceramic Society. 36. (8). p. 1961-1972.

Rao, B.N., Senyshyn, A., Olivi, L., Sathe, V., Ranjan, R.(2016). Maintaining local displacive disorders in Na<inf>0.5</inf>Bi<inf>0.5</inf>TiO<inf>3</inf> piezoceramics by K<inf>0.5</inf>Bi<inf>0.5</inf>TiO<inf>3</inf> substitution . Journal of the European Ceramic Society. 36. (8). p. 1961-1972.

Topolov, V.Y. and Rao, B.N. and Garg, R. and Ranjan, R.(2015). Interrelationship between Interphase Boundaries and Phase Contents near the Critical Compositions of Lead-Free Ferroelectric (Na0.5Bi0.5)TiO3-BaTiO3 . Ferroelectrics. 482. (1). p. 22-33.

Topolov, V.Y., Rao, B.N., Garg, R., Ranjan, R.(2015). Interrelationship between Interphase Boundaries and Phase Contents near the Critical Compositions of Lead-Free Ferroelectric (Na<inf>0.5</inf>Bi<inf>0.5</inf>)TiO<inf>3</inf>-BaTiO<inf>3</inf> . Ferroelectrics. 482. (1). p. 22-33.

Kalaskar, A. and Rao, B.N. and Thomas, T. and Ranjan, R.(2015). Electric field induced short range to long range structural ordering and its influence on the Eu+3 photoluminescence in the lead-free ferroelectric Na1/2Bi1/2TiO3 . Journal of Applied Physics. 117. (24).

Kalaskar, A., Rao, B.N., Thomas, T., Ranjan, R.(2015). Electric field induced short range to long range structural ordering and its influence on the Eu⁺³ photoluminescence in the lead-free ferroelectric Na<inf>1/2</inf>Bi<inf>1/2</inf>TiO<inf>3</inf> . Journal of Applied Physics. 117. (24).

Rao, B.N., Avdeev, M., Kennedy, B., Ranjan, R.(2015). Phase boundary at x=0.03 and its anomalous influence on the structure and properties in the lead-free piezoelectric (1-x) N a1/2 B i1/2Ti O3-(x)BaTi O3 . Physical Review B - Condensed Matter and Materials Physics. 92. (21).

Rao, B.N., Khatua, D.K., Garg, R., Senyshyn, A., Ranjan, R.(2015). Structural crossover from nonmodulated to long-period modulated tetragonal phase and anomalous change in ferroelectric properties in the lead-free piezoelectric N a1/2 B i1/2Ti O3-BaTi O3 . Physical Review B - Condensed Matter and Materials Physics. 91. (21).

Bagchi, A., Meka, S.R.K., Rao, B.N., Chatterjee, K.(2014). Perovskite ceramic nanoparticles in polymer composites for augmenting bone tissue regeneration . Nanotechnology. 25. (48).

Siddaramanna, Ashoka and Srivastava, Chandan and Rao, Badari Narayana and Ranjan, Rajeev(2013). Effect of crystallite size and clustering in influencing the stability of phases of a very large tetragonality ferroelectric system 0.6BiFeO3-0.4PbTiO3 . Solid State Communications. 160. p. 56--60. Pergamon

Rao, B.N. and Fitch, A.N. and Ranjan, R.(2013). Ferroelectric-ferroelectric phase coexistence in Na1/2Bi1/2TiO3 . Physical Review B - Condensed Matter and Materials Physics. 87. (6).

Rao, B.N., Fitch, A.N., Ranjan, R.(2013). Ferroelectric-ferroelectric phase coexistence in Na<inf>1/2</inf>Bi <inf>1/2</inf>TiO<inf>3</inf> . Physical Review B - Condensed Matter and Materials Physics. 87. (6).

Garg, R. and Rao, B.N. and Senyshyn, A. and Krishna, P.S.R. and Ranjan, R.(2013). Lead-free piezoelectric system (Na0.5Bi0.5)TiO3-BaTiO3: Equilibrium structures and irreversible structural transformations driven by electric field and mechanical impact . Physical Review B - Condensed Matter and Materials Physics. 88. (1).

Garg, R., Rao, B.N., Senyshyn, A., Krishna, P.S.R., Ranjan, R.(2013). Lead-free piezoelectric system (Na<inf>0.5</inf>Bi<inf>0.5</inf>)TiO <inf>3</inf>-BaTiO<inf>3</inf>: Equilibrium structures and irreversible structural transformations driven by electric field and mechanical impact . Physical Review B - Condensed Matter and Materials Physics. 88. (1).

Rao, B.N. and Datta, R. and Chandrashekaran, S.S. and Mishra, D.K. and Sathe, V. and Senyshyn, A. and Ranjan, R.(2013). Long ranged structural modulation in the pre-morphotropic phase boundary cubic-like state of the lead-free piezoelectric Na1/2Bi1/2TiO3-BaTiO3 . Physical Review B - Condensed Matter and Materials Physics. 88. (22).

Rao, B.N., Datta, R., Chandrashekaran, S.S., Mishra, D.K., Sathe, V., Senyshyn, A., Ranjan, R.(2013). Local structural disorder and its influence on the average global structure and polar properties in Na<inf>0.5</inf>Bi<inf>0.5</inf>TiO<inf>3</inf> . Physical Review B - Condensed Matter and Materials Physics. 88. (22).

Rao, B.N. and Ranjan, R.(2012). Electric-field-driven monoclinic-to-rhombohedral transformation in Na1/2Bi1/2TiO3 . Physical Review B - Condensed Matter and Materials Physics. 86. (13).

Rao, B.N., Ranjan, R.(2012). Electric-field-driven monoclinic-to-rhombohedral transformation in Na <inf>1/2</inf>Bi <inf>1/2</inf>TiO <inf>3</inf> . Physical Review B - Condensed Matter and Materials Physics. 86. (13).

Local structural disorder and its influence on the average global structure and polar properties in Na 0.5 Bi 0.5 TiO 3 . Physical Review B.

CONFERENCE PAPER

Tachiyama, K., Yasui, S., Aroor Rao, B.N., Dazai, T., Usami, T., Taniyama, T., Katayama, T., Hamasaki, Y., Yu, J., He, H., et al.(2019). Magnetic properties of Single Crystal GaFeO<inf>3</inf> . MRS Advances. 4. (1). p. 61-66.