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Journal Articles

Equilibrium densities of intrinsic defects in transition metal diselenides of molybdenum and tungsten

Luke N. Holtzman, Preston Allen Vargas, Richard G. Hennig, Katayun Barmak
Journal: The Journal of Chemical Physics
J. Chem. Phys. 161, 144105 (2024)
https://doi.org/10.1063/5.0204392
Published: October 2024
View article titled, Equilibrium densities of intrinsic defects in transition metal diselenides of molybdenum and tungsten
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Journal Articles

Determining the density and spatial descriptors of atomic scale defects of 2H–WSe2 with ensemble deep learning

Darian Smalley, Stephanie D. Lough, Luke N. Holtzman, Madisen Holbrook, James C. Hone, Katayun Barmak, Masahiro Ishigami
Journal: APL Machine Learning
APL Mach. Learn. 2, 036104 (2024)
https://doi.org/10.1063/5.0195116
Published: August 2024
View article titled, Determining the density and spatial descriptors of atomic scale defects of 2H–WSe<sub>2</sub> with ensemble deep learning
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Journal Articles

Characterization of quantum dot-like emitters in programmable arrays of nanowrinkles of 1L-WSe2

Matthew C. Strasbourg, Emanuil S. Yanev, Thomas P. Darlington, Kavika Faagau, Luke N. Holtzman, Katayun Barmak, James C. Hone, P. James Schuck, Nicholas J. Borys
Journal: Journal of Applied Physics
J. Appl. Phys. 136, 044301 (2024)
https://doi.org/10.1063/5.0214410
Published: July 2024
View article titled, Characterization of quantum dot-like emitters in programmable arrays of nanowrinkles of 1L-WSe<sub>2</sub>
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Journal Articles

Wafer-scale development, characterization, and high temperature stabilization of epitaxial Cr2O3 films grown on Ru(0001)

Quintin Cumston, Matthew Patrick, Ahmed R. Hegazy, Amirali Zangiabadi, Maximillian Daughtry, Kevin R. Coffey, Katayun Barmak, William E. Kaden
Journal: The Journal of Chemical Physics
J. Chem. Phys. 160, 144705 (2024)
https://doi.org/10.1063/5.0201818
Published: April 2024
View article titled, Wafer-scale development, characterization, and high temperature stabilization of epitaxial Cr<sub>2</sub>O<sub>3</sub> films grown on Ru(0001)
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Includes: Supplementary data
Journal Articles

Erratum: “Electrodeposition of Cu(111) onto a Ru(0001) seed layer for epitaxial Cu interconnects” J. Appl. Phys. 130, 135301 (2021)

Ryan R. Gusley, Quintin Cumston, Kevin R. Coffey, Alan C. West, Katayun Barmak
Journal: Journal of Applied Physics
J. Appl. Phys. 131, 209903 (2022)
https://doi.org/10.1063/5.0097197
Published: May 2022
View article titled, Erratum: “Electrodeposition of Cu(111) onto a Ru(0001) seed layer for epitaxial Cu interconnects” J. Appl. Phys. 130, 135301 (2021)
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Journal Articles

Electrodeposition of Cu(111) onto a Ru(0001) seed layer for epitaxial Cu interconnects

Featured
Ryan R. Gusley, Quintin Cumston, Kevin R. Coffey, Alan C. West, Katayun Barmak
Journal: Journal of Applied Physics
J. Appl. Phys. 130, 135301 (2021)
https://doi.org/10.1063/5.0063418
Published: October 2021
View article titled, Electrodeposition of Cu(111) onto a Ru(0001) seed layer for epitaxial Cu interconnects
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Journal Articles

Defects in epitaxial Ru(0001) on Al2O3(0001): Dislocations, stacking faults, and deformation twins

Katayun Barmak, Kadir Sentosun, Amirali Zangiabadi, Erik Milosevic, Daniel Gall, Miroslav Zecevic, Ricardo A. Lebensohn, Jerrold A. Floro
Journal: Journal of Applied Physics
J. Appl. Phys. 128, 045304 (2020)
https://doi.org/10.1063/5.0015188
Published: July 2020
View article titled, Defects in epitaxial Ru(0001) on Al<sub>2</sub>O<sub>3</sub>(0001): Dislocations, stacking faults, and deformation twins
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Journal Articles

Epitaxial metals for interconnects beyond Cu

Katayun Barmak, Sameer Ezzat, Ryan Gusley, Atharv Jog, Sit Kerdsongpanya, Asim Khaniya, Erik Milosevic, William Richardson, Kadir Sentosun, Amirali Zangiabadi, Daniel Gall, William E. Kaden, Eduardo R. Mucciolo, Patrick K. Schelling, Alan C. West, Kevin R. Coffey
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 38, 033406 (2020)
https://doi.org/10.1116/6.0000018
Published: April 2020
View article titled, Epitaxial metals for interconnects beyond Cu
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Journal Articles

Resistivity scaling and electron surface scattering in epitaxial Co(0001) layers

Erik Milosevic, Sit Kerdsongpanya, Mary E. McGahay, Amirali Zangiabadi, Katayun Barmak, Daniel Gall
Journal: Journal of Applied Physics
J. Appl. Phys. 125, 245105 (2019)
https://doi.org/10.1063/1.5086458
Published: June 2019
View article titled, Resistivity scaling and electron surface scattering in epitaxial Co(0001) layers
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Journal Articles

Resistivity and surface scattering of (0001) single crystal ruthenium thin films

Sameer S. Ezzat, Prabhu Doss Mani, Asim Khaniya, William Kaden, Daniel Gall, Katayun Barmak, Kevin R. Coffey
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 37, 031516 (2019)
https://doi.org/10.1116/1.5093494
Published: May 2019
View article titled, Resistivity and surface scattering of (0001) single crystal ruthenium thin films
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Journal Articles

Resistivity size effect in epitaxial Ru(0001) layers

Erik Milosevic, Sit Kerdsongpanya, Amirali Zangiabadi, Katayun Barmak, Kevin R. Coffey, Daniel Gall
Journal: Journal of Applied Physics
J. Appl. Phys. 124, 165105 (2018)
https://doi.org/10.1063/1.5046430
Published: October 2018
View article titled, Resistivity size effect in epitaxial Ru(0001) layers
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Journal Articles

Impact of deposition rate, underlayers, and substrates on β-tungsten formation in sputter deposited films

Editor’s Pick
Katayun Barmak, Jiaxing Liu
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 35, 061516 (2017)
https://doi.org/10.1116/1.5003628
Published: November 2017
View article titled, Impact of deposition rate, underlayers, and substrates on β-tungsten formation in sputter deposited films
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Journal Articles

Transformation of topologically close-packed β -W to body-centered cubic α -W: Comparison of experiments and computations

Katayun Barmak, Jiaxing Liu, Liam Harlan, Penghao Xiao, Juliana Duncan, Graeme Henkelman
Journal: The Journal of Chemical Physics
J. Chem. Phys. 147, 152709 (2017)
https://doi.org/10.1063/1.4995261
Published: July 2017
View article titled, Transformation of topologically close-packed β -W to body-centered cubic α -W: Comparison of experiments and computations
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Journal Articles

On twin density and resistivity of nanometric Cu thin films

Katayun Barmak, Xuan Liu, Amith Darbal, N. Thomas Nuhfer, Dooho Choi, Tik Sun, Andrew P. Warren, Kevin R. Coffey, Michael F. Toney
Journal: Journal of Applied Physics
J. Appl. Phys. 120, 065106 (2016)
https://doi.org/10.1063/1.4960701
Published: August 2016
View article titled, On twin density and resistivity of nanometric Cu thin films
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Journal Articles

Intrinsic magnetic properties of L1 FeNi obtained from meteorite NWA 6259

Eric Poirier, Frederick E. Pinkerton, Robert Kubic, Raja K. Mishra, Nina Bordeaux, Arif Mubarok, Laura H. Lewis, Joseph I. Goldstein, Ralph Skomski, Katayun Barmak
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 117, 17E318 (2015)
https://doi.org/10.1063/1.4916190
Published: March 2015
View article titled, Intrinsic magnetic properties of L1<sub /> FeNi obtained from meteorite NWA 6259
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Journal Articles

Interdiffusion in nanometric Fe/Ni multilayer films

Jiaxing Liu, Katayun Barmak
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 33, 021510 (2015)
https://doi.org/10.1116/1.4905465
Published: January 2015
View article titled, Interdiffusion in nanometric Fe/Ni multilayer films
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Journal Articles

Surface and grain boundary scattering in nanometric Cu thin films: A quantitative analysis including twin boundaries

Katayun Barmak, Amith Darbal, Kameswaran J. Ganesh, Paulo J. Ferreira, Jeffrey M. Rickman, Tik Sun, Bo Yao, Andrew P. Warren, Kevin R. Coffey
Journal: Journal of Vacuum Science & Technology A
J. Vac. Sci. Technol. A 32, 061503 (2014)
https://doi.org/10.1116/1.4894453
Published: September 2014
View article titled, Surface and grain boundary scattering in nanometric Cu thin films: A quantitative analysis including twin boundaries
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Journal Articles

Failure of semiclassical models to describe resistivity of nanometric, polycrystalline tungsten films

Dooho Choi, Xuan Liu, Patrick K. Schelling, Kevin R. Coffey, Katayun Barmak
Journal: Journal of Applied Physics
J. Appl. Phys. 115, 104308 (2014)
https://doi.org/10.1063/1.4868093
Published: March 2014
View article titled, Failure of semiclassical models to describe resistivity of nanometric, polycrystalline tungsten films
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Journal Articles

The impact of deposition temperature on L1 formation in FePt films

Bincheng Wang, Katayun Barmak
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 111, 07B718 (2012)
https://doi.org/10.1063/1.3679388
Published: March 2012
View article titled, The impact of deposition temperature on L1<sub /> formation in FePt films
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Journal Articles

Granular L1 FePt-B and FePt-B-Ag (001) thin films for heat assisted magnetic recording

Steven D. Granz, Katayun Barmak, Mark H. Kryder
Journal: Journal of Applied Physics
Series: Magnetism and Magnetic Materials
J. Appl. Phys. 111, 07B709 (2012)
https://doi.org/10.1063/1.3677766
Published: March 2012
View article titled, Granular L1<sub /> FePt-B and FePt-B-Ag (001) thin films for heat assisted magnetic recording
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