My interests include structural characterization and quantification of structure-property relationships across multiple length scales; statistical analysis of defects and their interactions in polycrystalline materials; and in developing inverse design principles for optimizing performance in structural and functional materials.

Works (28)

Updated: November 25th, 2024 07:12

2024 journal article

Modeling martensitic transformation temperatures in Zirconia-Ceria solid solutions using machine learning interatomic potentials

MODELLING AND SIMULATION IN MATERIALS SCIENCE AND ENGINEERING, 32(8).

By: O. Rettenmaier, J. Gabriel & S. Patala*

author keywords: shape memory ceramics; zirconia; neural network potentials; machine learning; atomistic simulations; phase transformations
Source: Web Of Science
Added: November 18, 2024

2021 article

Implications of gnomonic distortion on electron backscatter diffraction and transmission Kikuchi diffraction

Fancher, C. M., Burch, M. J., Patala, S., & Dickey, E. C. (2022, January 4). JOURNAL OF MICROSCOPY, Vol. 1.

By: C. Fancher*, M. Burch n, S. Patala n & E. Dickey*

Contributors: C. Fancher*, M. Burch n, S. Patala n & E. Dickey*

author keywords: EBSD; gnomonic distortions; TKD
TL;DR: Results indicate that the increased gnomonic distortions in electron diffraction patterns for a TKD geometry enhance the sensitivity for detecting subtle differences in interband angles and the utilization of a Hough transform based indexing approach further enhances the sensitivity. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: January 10, 2022

2020 journal article

A phase-field approach for modeling equilibrium solute segregation at the interphase boundary in binary alloys

Computational Materials Science, 175, 109533.

By: S. Kadambi n, F. Abdeljawad* & S. Patala n

author keywords: Solute segregation; Interphase boundary; Phase-field model; Gibbs adsorption
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: March 7, 2020

2020 journal article

Application of Monte Carlo techniques to grain boundary structure optimization in silicon and silicon-carbide

Computational Materials Science, 182, 109771.

author keywords: Grain boundaries; Molecular dynamics; Silicon; Silicon carbide; Monte Carlo
Source: ORCID
Added: May 11, 2020

2020 journal article

Interphase boundary segregation and precipitate coarsening resistance in ternary alloys: An analytic phase-field model describing chemical effects

Acta Materialia, 197, 283–299.

By: S. Kadambi n, F. Abdeljawad* & S. Patala n

author keywords: Solute segregation; Interphase boundary; Phase-field model; Gibbs adsorption; Coarsening resistance
UN Sustainable Development Goal Categories
Source: ORCID
Added: July 4, 2020

2020 article

Quantum Materials for Energy-Efficient Computing

Chowdhury, S., Zhuang, H., Coleman, S., Patala, S., & Bair, J. (2020, September). JOM, Vol. 72, pp. 3147–3148.

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 31, 2020

2020 article

Quantum Materials for Energy-Efficient Computing (vol 72, pg 3147, 2020)

Chowdhury, S., Zhuang, H., Coleman, S., Patala, S., & Bair, J. (2020, December). JOM, Vol. 72, pp. 4721–4721.

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: November 2, 2020

2020 journal article

Vacancy diffusion in multi-principal element alloys: The role of chemical disorder in the ordered lattice

Acta Materialia, 196, 144–153.

By: S. Thomas n & S. Patala n

author keywords: Mutli-principal element alloys; High-Entropy alloys; Diffusion; Random walk; Correlation; Disordered materials
Source: ORCID
Added: June 24, 2020

2019 journal article

Short-range order structure motifs learned from an atomistic model of a Zr50Cu45Al5 metallic glass

ACTA MATERIALIA, 175, 35–45.

author keywords: Simulation; Machine learning; Metallic glass; Structure; Short-range order; Motif
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 26, 2019

2019 journal article

Understanding grain boundaries - The role of crystallography, structural descriptors and machine learning

COMPUTATIONAL MATERIALS SCIENCE, 162, 281–294.

By: S. Patala n

author keywords: Grain boundaries; Crystallography; Machine learning; Atomic structure; Disconnections
TL;DR: The goal of this review article is to motivate machine learning strategies that are informed by bicrystallography and novel structural descriptors for developing reliable crystallography-structure-property relationships for grain boundaries. (via Semantic Scholar)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: April 29, 2019

2018 journal article

An efficient Monte Carlo algorithm for determining the minimum energy structures of metallic grain boundaries

COMPUTATIONAL MATERIALS SCIENCE, 155, 466–475.

By: A. Banadaki n, M. Tschopp* & S. Patala n

author keywords: Interfaces; Monte Carlo; Grain boundary structure; Crystallography
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: November 12, 2018

2017 journal article

A three-dimensional polyhedral unit model for grain boundary structure in fcc metals

NPJ COMPUTATIONAL MATERIALS, 3(1).

By: A. Banadaki n & S. Patala n

Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

2017 article

Approximating coincidence - turning a new page for bicrystallography

Patala, S. (2017, March). ACTA CRYSTALLOGRAPHICA A-FOUNDATION AND ADVANCES, Vol. 73, pp. 85–86.

By: S. Patala n

author keywords: bicrystallography; coincidence site lattice; interfaces
TL;DR: Runnels presents a physically intuitive and mathematically elegant framework to overcome the challenges of the discrete nature of the CSL theory (Runnels, 2017) that can be computed by determining the extent of overlap between the atomic density fields of the two overlapping lattices. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 journal article

Thermodynamic stabilization of precipitates through interface segregation: Chemical effects

PHYSICAL REVIEW MATERIALS, 1(4).

By: S. Kadambi n & S. Patala n

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2016 journal article

A high-throughput technique for determining grain boundary character non-destructively in microstructures with through-thickness grains

Npj Computational Materials, 2(1).

Sources: Crossref, NC State University Libraries
Added: January 31, 2020

2016 journal article

Imaging 180° Polarization Reversal in Ferroelectric Oxides with Electron Backscatter Diffraction

Microscopy and Microanalysis, 22(S3), 1822–1823.

By: M. Burch n, C. Fancher n, S. Patala n & E. Dickey n

Contributors: M. Burch n, C. Fancher n, S. Patala n & E. Dickey n

Sources: Crossref, NC State University Libraries, ORCID
Added: December 5, 2019

2016 journal article

Mapping 180° polar domains using electron backscatter diffraction and dynamical scattering simulations

Ultramicroscopy, 173, 47–51.

By: M. Burch n, C. Fancher n, S. Patala n, M. De Graef* & E. Dickey n

Contributors: M. Burch n, C. Fancher n, S. Patala n, M. Graef* & E. Dickey n

author keywords: EBSD; Ferroelectric; Ferroelectric domain; Electron backscatter diffraction
TL;DR: A novel technique, which directly and nondestructively maps polar domains using electron backscatter diffraction (EBSD) is described and demonstrated, and the possibility of mapping polarity using this technique in other polar materials system is demonstrated. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries, Crossref, ORCID
Added: August 6, 2018

2015 journal article

A simple faceting model for the interfacial and cleavage energies of Sigma 3 grain boundaries in the complete boundary plane orientation space

COMPUTATIONAL MATERIALS SCIENCE, 112, 147–160.

By: A. Banadaki n & S. Patala n

author keywords: Grain boundaries; Surfaces; Energy; Bicrystallography; Cleavage energy; Grain boundary faceting; Atomistic simulations
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2015 journal article

An efficient algorithm for computing the primitive bases of a general lattice plane

J Appl Cryst, 48(2), 585–588.

By: A. Banadaki n & S. Patala n

TL;DR: An algorithm for computing the basis vectors for a plane with Miller indices (hkl) in an arbitrary lattice system is presented and is expected to become a routine tool for both computational and experimental analysis of interface structures. (via Semantic Scholar)
Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

Grain Boundary Plane Orientation Fundamental Zones and Structure-Property Relationships

SCIENTIFIC REPORTS, 5.

By: E. Homer*, S. Patala n & J. Priedeman*

TL;DR: This work demonstrates how boundary plane orientation fundamental zones, which capture the natural crystallographic symmetries of a grain boundary, can be used to establish structure-property relationships and has the potential to significantly accelerate research in the topologically complex and vast five-dimensional phase space of grain boundaries. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2013 journal article

Elastic Strain Energy Effects in Faceted Decahedral Nanoparticles

Journal of Physical Chemistry C, 117(3), 1485–1494.

By: S. Patala*, L. Marks* & M. Cruz*

Contributors: L. Marks*, S. Patala* & M. Cruz*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: January 15, 2020

2013 journal article

Representation of single-axis grain boundary functions

Acta Materialia, 61(8), 3068–3081.

By: S. Patala* & C. Schuh*

Contributors: S. Patala* & C. Schuh*

Source: ORCID
Added: January 15, 2020

2013 journal article

Thermodynamic Analysis of Multiply Twinned Particles: Surface Stress Effects

J. Phys. Chem. Lett., 4(18), 3089–3094.

By: S. Patala*, L. Marks* & M. Cruz*

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: January 15, 2020

2012 journal article

Improved representations of misorientation information for grain boundary science and engineering

Progress in Materials Science, 57(8), 1383–1425.

By: S. Patala*, J. Mason & C. Schuh*

Contributors: J. Mason, S. Patala* & C. Schuh*

Source: ORCID
Added: January 15, 2020

2012 journal article

Symmetries in the representation of grain boundary-plane distributions

Philosophical Magazine, 93(5), 524–573.

By: S. Patala* & C. Schuh*

Contributors: S. Patala* & C. Schuh*

author keywords: crystal symmetry; gain boundary; crystallography
Source: ORCID
Added: January 15, 2020

2011 journal article

The topology of homophase misorientation spaces

Philosophical Magazine, 91(10), 1489–1508.

By: S. Patala* & C. Schuh*

Contributors: S. Patala* & C. Schuh*

author keywords: crystallography; crystal topology; crystal symmetry; crystalline interface; grain boundary
Source: ORCID
Added: January 15, 2020

2010 journal article

A continuous and one-to-one coloring scheme for misorientations

Acta Materialia, 59(2), 554–562.

By: S. Patala* & C. Schuh*

Contributors: S. Patala* & C. Schuh*

author keywords: Misorientation; Topology; Misorientation mapping; EBSD; Coloring scheme
Source: ORCID
Added: January 15, 2020

2010 journal article

Topology of Homophase Grain Boundaries in Two-Dimensional Crystals: The Role of Grain Exchange Symmetry

Cmc-Computers Materials & Continua, 17(1), 1–17.

By: S. Patala & C. Schuh

Contributors: S. Patala & C. Schuh

Source: ORCID
Added: January 15, 2020

Employment

Updated: October 1st, 2024 10:20

2024 - present

Northwestern University Evanston, US
Research Professor Materials Science and Engineering

2013 - 2020

NC State University Raleigh, NC, US
Assistant Professor Materials Science and Engineering

Education

Updated: August 9th, 2015 15:23

2005 - 2011

Massachusetts Institute of Technology Cambridge, MA, US
PhD Materials Science and Engineering

2001 - 2005

Indian Institute of Technology Madras Chennai, Tamil Nadu, IN
Bachelor of Technology Materials and Metallurgical Engineering

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