Faculty Directory
Charudatta Phatak

Adjunct Professor of Materials Science and Engineering

Group Leader/Materials Scientist at Argonne National Laboratory

Contact

2145 Sheridan Road
Tech
Evanston, IL 60208-3109

Email Charudatta Phatak

Website

Functional Nanoscale Heterostructures Research Group at Argonne National Lab

Argonne National Lab Profile

Departments

Materials Science and Engineering

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Education

Ph.D Materials Science Engineering, Carnegie Mellon University, Pittsburgh, PA

M.Tech Metallurgical and Materials Science Engineering, IIT-Bombay, India

B.Tech Metallurgical and Materials Science Engineering, IIT-Bombay, India

 


Research Interests

Domain behavior and interactions in ferromagnetic heterostructures using in-situ Lorentz transmission electron microscopy.
Topologically non-trivial spin textures – skyrmions, chiral domain walls
Curved 3D nanostructures, synthetic antiferromagnets, van der Waals ferromagnets

Understanding interfacial phenomena in materials such as solid electrolyte.
Grain boundary potentials in oxides.

Novel materials for low power, unconventional, and neuromorphic computing.
Ultrafast electron microscopy of quantum materials

Development of multi-dimensional imaging using TEM and X-ray microscopy.

Advanced computational methods for data acquisition and analysis in electron microscopy.
Machine-learning models for data analysis
Data curation for electron microscopy



Significant Recognition

  • Impact Argonne Award for Safety, 2021
  • Strategic Laboratory Leadership Program Honoree, 2019
  • Northwestern-Argonne Early Career Award, 2014
  • Research Fellowship, Univ. of Paul Sabatier, Toulouse, 2012

Significant Professional Service

  • Symposium organizer and chair at Annual Meeting of the Minerals, Metals and Materials Society (2016, 2018, 2019, and 2020)
  • Member, Center for Nanoscale Materials User Executive Committee, 2015-2018
  • Chair, IEEE Nanotechnology Council Chicago Chapter

Selected Publications

1 A.R.C. McCray, Y. Li, E. Qian, Y. Li, W. Wang, Z. Huang, X. Ma, Y. Liu, D.Y. Chung, M.G. Kanatzidis, A.K. Petford‐Long, and C. Phatak, “Direct Observation of Magnetic Bubble Lattices and Magnetoelastic Effects in van der Waals Cr 2 Ge 2 Te 6,” Adv Funct Materials, 2214203 (2023).

2 B.W. Casas, Y. L, A. Moon, Y. Xin, C. McKeever, J. Macy, A.K. Petford‐Long, C.M. Phatak, E.J.G. Santos, E.S. Choi, and L. Balicas, “Coexistence of Merons with Skyrmions in the Centrosymmetric van der Waals Ferromagnet Fe 5‐ x GeTe 2,” Advanced Materials, 2212087 (2023).

3 A.R.C. McCray, Y. Li, R. Basnet, K. Pandey, J. Hu, D.P. Phelan, X. Ma, A.K. Petford-Long, and C. Phatak, “Thermal Hysteresis and Ordering Behavior of Magnetic Skyrmion Lattices,” Nano Lett. 22(19), 7804–7810 (2022).

4 Y. Li, F. Barrows, A.R.C. McCray, T. Cote, D. Friedman, R.N.S. Divan, A.K. Petford-Long, and C. Phatak, “Geometric control of emergent antiferromagnetic order in coupled artificial spin ices,” Cell Reports Physical Science 3(4), 100846 (2022).

5 W. Haensch, A. Raghunathan, K. Roy, B. Chakrabarti, C.M. Phatak, C. Wang, and S. Guha, “Compute in‐Memory with Non‐Volatile Elements for Neural Networks: A Review from a Co‐Design Perspective,” Advanced Materials, 2204944 (2022).

6 F. Barrows, A.K. Petford-Long, and C. Phatak, “3D magnetic imaging using electron vortex beam microscopy,” Commun Phys 5(1), 324 (2022).

7 T. Zhou, M. Cherukara, and C. Phatak, “Differential programming enabled functional imaging with Lorentz transmission electron microscopy,” Npj Computational Materials 7(1), 141 (2021).

8 F. Barrows, H. Arava, C. Zhou, P. Nealey, T. Segal-Peretz, Y. Liu, S. Bakaul, C. Phatak, and A. Petford-Long, “Mesoscale Confinement Effects and Emergent Quantum Interference in Titania Antidot Thin Films,” ACS Nano 15(8), 12935–12944 (2021).

9 X. Xu, Y. Liu, J. Wang, D. Isheim, V.P. Dravid, C. Phatak, and S.M. Haile, “Variability and origins of grain boundary electric potential detected by electron holography and atom-probe tomography,” Nature Materials 19(8), 887–893 (2020).

10 X. Xu, C. Carr, X. Chen, B.D. Myers, R. Huang, W. Yuan, S. Choi, D. Yi, C. Phatak, and S.M. Haile, “Local Multimodal Electro‐Chemical‐Structural Characterization of Solid‐Electrolyte Grain Boundaries,” Advanced Energy Materials 11(10), 2003309 (2021).