Works (66)

Updated: February 1st, 2024 05:03

2023 journal article

Anisotropic superconductivity at KTaO3(111) interfaces

SCIENCE ADVANCES, 9(7).

co-author countries: United Kingdom of Great Britain and Northern Ireland 🇬🇧 United States of America 🇺🇸
Sources: ORCID, Web Of Science
Added: February 16, 2023

2023 article

Enhanced Critical Field of Superconductivity at an Oxide Interface

Al-Tawhid, A. H. H., Poage, S. J. J., Salmani-Rezaie, S., Gonzalez, A., Chikara, S., Muller, D. A. A., … Ahadi, K. (2023, July 27). NANO LETTERS, Vol. 7.

co-author countries: Spain 🇪🇸 Italy 🇮🇹 United States of America 🇺🇸
author keywords: Two-dimensional superconductivity; upper critical field; spin-orbit coupling; Rashba coupling
Sources: Web Of Science, ORCID
Added: August 14, 2023

2023 article

Ferroelectric Domain Wall Engineering Enables Thermal Modulation in PMN-PT Single Crystals

Negi, A., Kim, H. P., Hua, Z., Timofeeva, A., Zhang, X., Zhu, Y., … Liu, J. (2023, April 27). ADVANCED MATERIALS, Vol. 4.

By: A. Negi n, H. Kim n, Z. Hua*, A. Timofeeva n, X. Zhang n, Y. Zhu n, K. Peters n, D. Kumah n, X. Jiang n, J. Liu n

co-author countries: United States of America 🇺🇸
author keywords: domain walls; ferroelectrics; poling; thermal conductivity; thermal modulation
Sources: Web Of Science, ORCID
Added: February 17, 2023

2023 journal article

In Situ Scattering Studies of Superconducting Vacancy‐Ordered Monoclinic TiO Thin Films

Advanced Physics Research.

By: M. Baksi n, H. Hong* & D. Kumah n

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: February 1, 2024

2023 article

The Role of Carbon Content: A Comparison of the Nickel Particle Size and Magnetic Property of Nickel/Polysiloxane-Derived Silicon Oxycarbide

Yang, N., Zhang, X., Reynolds, L., Kumah, D., & Xu, C. (2023, January 24). ADVANCED ENGINEERING MATERIALS, Vol. 1.

By: N. Yang n, X. Zhang n, L. Reynolds n, D. Kumah n & C. Xu n

co-author countries: United States of America 🇺🇸
author keywords: blocking temperatures; nickel nanoparticles; polymer-derived ceramics; silicon oxycarbide; superparamagnetism; uperconducting quantum interference device
Sources: ORCID, Web Of Science
Added: January 25, 2023

2023 article

Thickness-Dependent Thermal Conductivity and Phonon Mean Free Path Distribution in Single-Crystalline Barium Titanate

Negi, A., Rodriguez, A., Zhang, X., Comstock, A. H. H., Yang, C., Sun, D., … Liu, J. (2023, April 24). ADVANCED SCIENCE, Vol. 4.

By: A. Negi n, A. Rodriguez*, X. Zhang n, A. Comstock n, C. Yang n, D. Sun n, X. Jiang n, D. Kumah n, M. Hu*, J. Liu n

co-author countries: United States of America 🇺🇸
author keywords: ferroelectric; mean free path; oxide perovskite; phonon; thermal conductivity
Sources: Web Of Science, ORCID
Added: May 9, 2023

2022 journal article

Effect of buffer termination on intermixing and conductivity in LaTiO3/SrTiO3 heterostructures integrated on Si(100)

JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A, 40(1).

By: T. Chen n, K. Ahmadi-Majlan*, Z. Lim*, Z. Zhang*, J. Ngai* & D. Kumah n

co-author countries: United States of America 🇺🇸
Sources: ORCID, Web Of Science
Added: December 4, 2021

2022 article

Oxygen Vacancy-Induced Anomalous Hall Effect in a Nominally Non-magnetic Oxide

Al-Tawhid, A. H., Kanter, J., Hatefipour, M., Irving, D. L., Kumah, D. P., Shabani, J., & Ahadi, K. (2022, September 24). JOURNAL OF ELECTRONIC MATERIALS, Vol. 9.

By: A. Al-Tawhid n, J. Kanter*, M. Hatefipour*, D. Irving n, D. Kumah n, J. Shabani*, K. Ahadi n

co-author countries: United States of America 🇺🇸
author keywords: Anomalous Hall effect; KTaO3; Spin-orbit coupling
Sources: Web Of Science, ORCID
Added: September 25, 2022

2022 journal article

Superconducting phase of TixOy thin films grown by molecular beam epitaxy

PHYSICAL REVIEW MATERIALS, 6(6).

By: Y. Ozbek n, C. Brooks n, X. Zhang n, A. Al-Tawhid n, V. Stoica*, Z. Zhang n, D. Kumah n

co-author countries: United States of America 🇺🇸
Sources: ORCID, Web Of Science
Added: June 28, 2022

2022 article

Superconductivity and Weak Anti-localization at KTaO3 (111) Interfaces

Al-Tawhid, A. H., Kanter, J., Hatefipour, M., Kumah, D. P., Shabani, J., & Ahadi, K. (2022, August 19). JOURNAL OF ELECTRONIC MATERIALS, Vol. 8.

By: A. Al-Tawhid n, J. Kanter*, M. Hatefipour*, D. Kumah n, J. Shabani* & K. Ahadi n

co-author countries: United States of America 🇺🇸
author keywords: 2D superconductivity; weak anti-localization; KTaO3
Sources: Web Of Science, ORCID
Added: August 24, 2022

2022 journal article

Thickness and temperature dependence of the atomic-scale structure of SrRuO3 thin films

APL MATERIALS, 10(5).

co-author countries: Germany 🇩🇪 Israel 🇮🇱 United States of America 🇺🇸
Sources: ORCID, Web Of Science
Added: May 12, 2022

2021 journal article

Interface-driven magnetic anisotropy in relaxed La0.7Sr0.3CrO3/La0.7Sr0.3MnO3 heterostructures on MgO

JOURNAL OF APPLIED PHYSICS, 129(5).

By: S. Koohfar n, Y. Ozbek n, H. Bland n, Z. Zhang* & D. Kumah n

co-author countries: United States of America 🇺🇸
Sources: ORCID, Web Of Science
Added: February 2, 2021

2021 journal article

Two-dimensional electron systems and interfacial coupling in LaCrO3/KTaO3 heterostructures

APPLIED PHYSICS LETTERS, 118(19).

By: A. Al-Tawhid n, D. Kumah n & K. Ahadi n

co-author countries: United States of America 🇺🇸
Sources: ORCID, Web Of Science
Added: May 13, 2021

2020 journal article

Correlating polar distortions and interfacial charge at the polar/non-polar LaCrO3/SrTiO3 (001) interface

AIP Advances.

By: A. Al-Tawhid n & D. Kumah n

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: May 3, 2020

2020 journal article

Effect of strain on magnetic and orbital ordering of LaSrCrO3/LaSrMnO3 heterostructures

Physical Review B, 101(6).

By: S. Koohfar n, A. Georgescu*, I. Hallsteinsen*, R. Sachan*, M. Roldan*, E. Arenholz*, D. Kumah n

co-author countries: Norway 🇳🇴 United States of America 🇺🇸

Contributors: S. Koohfar n, A. Georgescu*, I. Hallsteinsen*, R. Sachan*, M. Roldan*, E. Arenholz*, D. Kumah n

Source: ORCID
Added: February 22, 2020

2020 journal article

Exchange bias in La0.7Sr0.3CrO3/La0.7Sr0.3MnO3/La0.7Sr0.3CrO3 heterostructures

AIP Advances, 10(1), 015001.

By: R. Olmos*, H. Iturriaga*, D. Blazer*, S. Koohfar n, K. Gandha*, I. Nlebedim*, D. Kumah n, S. Singamaneni*

co-author countries: United States of America 🇺🇸

Contributors: R. Olmos*, H. Iturriaga*, D. Blazer*, S. Koohfar n, K. Gandha*, I. Nlebedim*, D. Kumah n, S. Singamaneni*

Source: ORCID
Added: January 3, 2020

2020 journal article

On the redistribution of charge in La0.7Sr0.3CrO3/La0.7Sr0.3MnO3 multilayer thin films

AIP Advances.

By: A. Penn n, S. Koohfar n, D. Kumah n & J. LeBeau*

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: April 10, 2020

2020 journal article

Suspended single-crystalline oxide structures on silicon through wet-etch techniques: Effects of oxygen vacancies and dislocations on etch rates

Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films, 38(1).

By: Z. Lim*, M. Chrysler*, A. Kumar*, J. Mauthe n, D. Kumah n, C. Richardson*, J. Lebeau*, J. Ngai*

co-author countries: United States of America 🇺🇸

Contributors: Z. Lim*, M. Chrysler*, A. Kumar*, J. Mauthe n, D. Kumah n, C. Richardson*, J. Lebeau*, J. Ngai*

Source: ORCID
Added: April 22, 2020

2020 journal article

Tuning of spin-orbit coupling in metal-free conjugated polymers by structural conformation

Physical Review Materials.

By: E. Vetter n, I. VonWald*, S. Yang n, L. Yan*, S. Koohfar n, D. Kumah n, Z. Yu*, W. You n, D. Sun n

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: August 29, 2020

2019 journal article

Confinement of magnetism in atomically thin La0.7Sr0.3CrO3/La0.7Sr0.3MnO3 heterostructures

Npj Quantum Materials, 4(1).

By: S. Koohfar n, A. Georgescu*, A. Penn n, J. LeBeau n, E. Arenholz & D. Kumah n

co-author countries: United States of America 🇺🇸

Contributors: S. Koohfar n, A. Georgescu*, A. Penn n, J. LeBeau n, E. Arenholz & D. Kumah n

Sources: Web Of Science, ORCID, Crossref
Added: June 17, 2019

2019 journal article

Epitaxial Oxides on Semiconductors: From Fundamentals to New Devices

Advanced Functional Materials, 7, 1901597.

By: D. Kumah n, J. Ngai* & L. Kornblum*

co-author countries: Israel 🇮🇱 United States of America 🇺🇸

Contributors: D. Kumah n, J. Ngai* & L. Kornblum*

author keywords: correlated electrons; epitaxial oxides; oxide electronics; oxide interfaces; semiconductor interfaces
Sources: Crossref, ORCID
Added: August 17, 2019

2019 journal article

Growth-temperature dependence of conductivity at the LaCrO3/SrTiO3 (001) interface

Journal of Vacuum Science & Technology A, 37(2), 021102.

By: A. Al-Tawhid n, J. Frick n, D. Dougherty n & D. Kumah n

co-author countries: United States of America 🇺🇸

Contributors: A. Al-Tawhid n, J. Frick n, D. Dougherty n & D. Kumah n

Sources: Web Of Science, ORCID, Crossref
Added: March 25, 2019

2018 journal article

Interfacial structure of SrZrxTi1−xO3 films on Ge

Applied Physics Letters, 113(20), 201601.

By: T. Chen n, K. Ahmadi-Majlan*, Z. Lim*, Z. Zhang*, J. Ngai*, A. Kemper n, D. Kumah n

co-author countries: United States of America 🇺🇸

Contributors: T. Chen n, K. Ahmadi-Majlan*, Z. Lim*, Z. Zhang*, J. Ngai*, A. Kemper n, D. Kumah n

Sources: Web Of Science, ORCID, Crossref
Added: December 3, 2018

2018 journal article

Tuning metal-insulator behavior in LaTiO3/SrTiO3 heterostructures integrated directly on Si(100) through control of atomic layer thickness

Applied Physics Letters, 112(19), 193104.

By: K. Ahmadi-Majlan*, T. Chen n, Z. Lim*, P. Conlin*, R. Hensley*, M. Chrysler*, D. Su*, H. Chen* ...

co-author countries: China 🇨🇳 United States of America 🇺🇸

Contributors: K. Ahmadi-Majlan*, T. Chen n, Z. Lim*, P. Conlin*, R. Hensley*, M. Chrysler*, D. Su*, H. Chen*, D. Kumah n, J. Ngai*

Sources: ORCID, Crossref
Added: August 12, 2019

2017 journal article

Control of hidden ground-state order in NdNiO3 superlattices

Physical Review Materials, 1(2).

co-author countries: United States of America 🇺🇸

Contributors: A. Disa*, A. Georgescu*, J. Hart*, D. Kumah*, P. Shafer*, E. Arenholz*, D. Arena*, S. Ismail-Beigi* ...

Sources: Crossref, ORCID
Added: August 17, 2019

2017 journal article

Electrically coupling complex oxides to semiconductors: A route to novel material functionalities

Journal of Materials Research, 32(2), 249–259.

By: J. Ngai*, K. Ahmadi-Majlan*, J. Moghadam*, M. Chrysler*, D. Kumah*, F. Walker*, C. Ahn*, T. Droubay* ...

co-author countries: United States of America 🇺🇸

Contributors: J. Ngai*, K. Ahmadi-Majlan*, J. Moghadam*, M. Chrysler*, D. Kumah*, F. Walker*, C. Ahn*, T. Droubay* ...

Source: ORCID
Added: April 22, 2020

2017 journal article

Single Atomic Layer Ferroelectric on Silicon

Nano Letters, 18(1), 241–246.

By: M. Dogan, S. Fernandez-Peña*, L. Kornblum, Y. Jia, D. Kumah*, J. Reiner, Z. Krivokapic*, A. Kolpak* ...

co-author countries: Switzerland 🇨🇭 United States of America 🇺🇸

Contributors: M. Dogan, S. Fernandez-Peña*, L. Kornblum, Y. Jia, D. Kumah*, J. Reiner, Z. Krivokapic*, A. Kolpak* ...

author keywords: Ferroelectric phenomena; nonvolatile memories; zirconium oxide; metal oxide semiconductor devices
Sources: ORCID, Crossref
Added: August 17, 2019

2017 journal article

Structural distortions at polar manganite interfaces

PHYSICAL REVIEW B, 96(2).

By: S. Koohfar n, A. Disa*, M. Marshall*, F. Walker*, C. Ahn* & D. Kumah n

co-author countries: United States of America 🇺🇸

Contributors: S. Koohfar n, A. Disa*, M. Marshall*, F. Walker*, C. Ahn* & D. Kumah n

Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

Electrically Coupling Multifunctional Oxides to Semiconductors: A Route to Novel Material Functionalities

MRS Advances, 1(4), 255–263.

By: J. Ngai*, K. Ahmadi-Majlan*, J. Moghadam*, M. Chrysler*, D. Kumah*, C. Ahn*, F. Walker*, T. Droubay* ...

co-author countries: United States of America 🇺🇸

Contributors: J. Ngai*, K. Ahmadi-Majlan*, J. Moghadam*, M. Chrysler*, D. Kumah*, C. Ahn*, F. Walker*, T. Droubay* ...

Sources: Crossref, ORCID
Added: August 17, 2019

2016 journal article

Engineered Unique Elastic Modes at a BaTiO3/(2×1)−Ge(001) Interface

Physical Review Letters, 116(10).

By: D. Kumah*, M. Dogan*, J. Ngai*, D. Qiu*, Z. Zhang*, D. Su*, E. Specht*, S. Ismail-Beigi* ...

co-author countries: United States of America 🇺🇸
Sources: Crossref, ORCID
Added: August 17, 2019

2016 journal article

Role of double TiO2 layers at the interface of FeSe/SrTiO3 superconductors

Physical Review B, 93(18).

By: K. Zou*, S. Mandal*, S. Albright*, R. Peng*, Y. Pu*, D. Kumah*, C. Lau*, G. Simon* ...

co-author countries: China 🇨🇳 United States of America 🇺🇸

Contributors: K. Zou*, S. Mandal*, S. Albright*, R. Peng*, Y. Pu*, D. Kumah*, C. Lau*, G. Simon* ...

Sources: Crossref, ORCID
Added: August 17, 2019

2015 journal article

Orbital Engineering in Symmetry-Breaking Polar Heterostructures

Physical Review Letters, 114(2).

By: A. Disa*, D. Kumah*, A. Malashevich*, H. Chen*, D. Arena*, E. Specht*, S. Ismail-Beigi*, F. Walker*, C. Ahn*

co-author countries: United States of America 🇺🇸

Contributors: A. Disa*, D. Kumah*, A. Malashevich*, H. Chen*, D. Arena*, E. Specht*, S. Ismail-Beigi*, F. Walker*, C. Ahn*

Sources: Crossref, ORCID
Added: August 17, 2019

2015 journal article

Oxide 2D electron gases as a route for high carrier densities on (001) Si

Applied Physics Letters, 106(20), 201602.

co-author countries: United States of America 🇺🇸

Contributors: L. Kornblum*, E. Jin*, D. Kumah*, A. Ernst*, C. Broadbridge*, C. Ahn*, F. Walker*

Source: ORCID
Added: August 12, 2019

2014 journal article

A high density two-dimensional electron gas in an oxide heterostructure on Si (001)

APL Materials, 2(11), 116109.

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: August 12, 2019

2014 conference paper

A silicon integrated BaTiO3 electro-optic modulator

Conference on Lasers and Electro-Optics Europe - Technical Digest, 2014-January. http://www.scopus.com/inward/record.url?eid=2-s2.0-84944698664&partnerID=MN8TOARS

By: C. Xiong, W. Pernice, J. Ngai, J. Reiner, D. Kumah, F. Walker, C. Ahn, H. Tang

Contributors: C. Xiong, W. Pernice, J. Ngai, J. Reiner, D. Kumah, F. Walker, C. Ahn, H. Tang

Source: ORCID
Added: April 22, 2020

2014 journal article

Active Silicon Integrated Nanophotonics: Ferroelectric BaTiO3 Devices

Nano Letters, 14(3), 1419–1425.

By: C. Xiong*, W. Pernice*, J. Ngai*, J. Reiner*, D. Kumah*, F. Walker*, C. Ahn*, H. Tang*

co-author countries: United States of America 🇺🇸

Contributors: C. Xiong*, W. Pernice*, J. Ngai*, J. Reiner*, D. Kumah*, F. Walker*, C. Ahn*, H. Tang*

author keywords: Complex oxide; BaTiO3; optical modulator; silicon integrated optics; ferroelectrics
Sources: Crossref, ORCID
Added: August 17, 2019

2014 journal article

Effect of Surface Termination on the Electronic Properties of LaNiO3 Films

Physical Review Applied, 2(5), 054004.

By: D. Kumah*, A. Malashevich*, A. Disa*, D. Arena*, F. Walker*, S. Ismail-Beigi*, C. Ahn*

co-author countries: United States of America 🇺🇸

Contributors: D. Kumah*, A. Malashevich*, A. Disa*, D. Arena*, F. Walker*, S. Ismail-Beigi*, C. Ahn*

Sources: Crossref, ORCID
Added: August 17, 2019

2014 journal article

Hysteretic electrical transport in BaTiO3/Ba1−xSrxTiO3/Ge heterostructures

Applied Physics Letters, 104(6), 062905.

By: J. Ngai*, D. Kumah*, C. Ahn* & F. Walker*

co-author countries: United States of America 🇺🇸

Contributors: J. Ngai*, D. Kumah*, C. Ahn* & F. Walker*

Sources: Crossref, ORCID
Added: August 17, 2019

2014 journal article

Tuning the Structure of Nickelates to Achieve Two-Dimensional Electron Conduction

Advanced Materials, 26(12), 1935–1940.

By: D. Kumah*, A. Disa*, J. Ngai*, H. Chen*, A. Malashevich*, J. Reiner*, S. Ismail-Beigi*, F. Walker*, C. Ahn*

co-author countries: United States of America 🇺🇸

Contributors: D. Kumah*, A. Disa*, J. Ngai*, H. Chen*, A. Malashevich*, J. Reiner*, S. Ismail-Beigi*, F. Walker*, C. Ahn*

author keywords: thin films; complex oxides; structure-property relationships; 2D conductivity
Sources: Crossref, ORCID
Added: August 17, 2019

2013 journal article

La-doped BaTiO3 heterostructures: Compensating the polarization discontinuity

APL Materials, 1(6), 062107.

By: D. Kumah*, Y. Yacoby*, S. Pauli*, P. Willmott* & R. Clarke*

co-author countries: Switzerland 🇨🇭 Israel 🇮🇱 United States of America 🇺🇸

Contributors: D. Kumah*, Y. Yacoby*, S. Pauli*, P. Willmott* & R. Clarke*

Sources: Crossref, ORCID
Added: August 17, 2019

2013 journal article

Modifying the Electronic Orbitals of Nickelate Heterostructures via Structural Distortions

Physical Review Letters, 110(18).

co-author countries: United States of America 🇺🇸
Source: ORCID
Added: August 12, 2019

2013 journal article

Phase diagram of compressively strained nickelate thin films

APL Materials, 1(3), 032110.

By: A. Disa*, D. Kumah*, J. Ngai*, E. Specht*, D. Arena*, F. Walker*, C. Ahn*

co-author countries: United States of America 🇺🇸

Contributors: A. Disa*, D. Kumah*, J. Ngai*, E. Specht*, D. Arena*, F. Walker*, C. Ahn*

Sources: Crossref, ORCID
Added: August 17, 2019

2013 journal article

Role of epitaxial strain on the magnetic structure of Fe-doped CoFe2O4

Journal of Magnetism and Magnetic Materials, 345, 180–189.

By: J. Moyer*, D. Kumah*, C. Vaz*, D. Arena* & V. Henrich*

co-author countries: Switzerland 🇨🇭 United States of America 🇺🇸

Contributors: J. Moyer*, D. Kumah*, C. Vaz*, D. Arena* & V. Henrich*

author keywords: Iron-doped cobalt ferrite; Magnetic structure; Molecular beam epitaxy; Epitaxial strain
Source: ORCID
Added: August 12, 2019

2012 journal article

Enhanced magnetic moment in ultrathin Fe-doped CoFe2O4 films

Physical Review B, 86(17).

By: J. Moyer*, C. Vaz*, D. Kumah*, D. Arena* & V. Henrich*

co-author countries: Switzerland 🇨🇭 United States of America 🇺🇸

Contributors: J. Moyer*, C. Vaz*, D. Kumah*, D. Arena* & V. Henrich*

Source: ORCID
Added: August 12, 2019

2012 journal article

Epitaxial strain-induced changes in the cation distribution and resistivity of Fe-doped CoFe2O4

Applied Physics Letters, 101(2).

By: J. Moyer*, D. Kumah*, C. Vaz*, D. Arena* & V. Henrich*

co-author countries: Switzerland 🇨🇭 United States of America 🇺🇸

Contributors: J. Moyer*, D. Kumah*, C. Vaz*, D. Arena* & V. Henrich*

Source: ORCID
Added: August 12, 2019

2012 journal article

Piezoelectric force microscopy of crystalline oxide-semiconductor heterostructures

Applied Physics Letters, 101(10).

By: M. Marshall*, D. Kumah*, J. Reiner*, A. Baddorf, C. Ahn* & F. Walker*

co-author countries: China 🇨🇳 Germany 🇩🇪 United States of America 🇺🇸

Contributors: M. Marshall*, D. Kumah*, J. Reiner*, A. Baddorf, C. Ahn* & F. Walker*

Source: ORCID
Added: August 12, 2019

2011 journal article

Correlating structure, strain, and morphology of self-assembled InAs quantum dots on GaAs

Applied Physics Letters, 98(2).

By: D. Kumah*, J. Wu*, N. Husseini*, V. Dasika*, R. Goldman*, Y. Yacoby*, R. Clarke*

co-author countries: Israel 🇮🇱 United States of America 🇺🇸

Contributors: D. Kumah*, J. Wu*, N. Husseini*, V. Dasika*, R. Goldman*, Y. Yacoby*, R. Clarke*

Source: ORCID
Added: August 12, 2019

2011 journal article

Magnetic structure of Fe-doped CoFe(2)O(4) probed by x-ray magnetic spectroscopies

Physical Review B, 84(5).

By: J. Moyer*, C. Vaz*, D. Arena*, D. Kumah*, E. Negusse* & V. Henrich*

co-author countries: United States of America 🇺🇸

Contributors: J. Moyer*, C. Vaz*, D. Arena*, D. Kumah*, E. Negusse* & V. Henrich*

Source: ORCID
Added: August 12, 2019

2011 journal article

Structure of droplet-epitaxy-grown InAs/GaAs quantum dots

Applied Physics Letters, 98(24).

By: E. Cohen*, S. Yochelis*, O. Westreich*, S. Shusterman, D. Kumah*, R. Clarke*, Y. Yacoby*, Y. Paltiel*

co-author countries: Israel 🇮🇱 United States of America 🇺🇸

Contributors: E. Cohen*, S. Yochelis*, O. Westreich*, S. Shusterman, D. Kumah*, R. Clarke*, Y. Yacoby*, Y. Paltiel*

Source: ORCID
Added: August 12, 2019

2011 journal article

Surface X-Ray Diffraction Results on the III-V Droplet Heteroepitaxy Growth Process for Quantum Dots: Recent Understanding and Open Questions

Sensors, 11(11), 10624–10637.

By: E. Cohen*, N. Elfassy*, G. Koplovitz*, S. Yochelis*, S. Shusterman, D. Kumah*, Y. Yacoby*, R. Clarke*, Y. Paltiel*

co-author countries: Israel 🇮🇱 United States of America 🇺🇸

Contributors: E. Cohen*, N. Elfassy*, G. Koplovitz*, S. Yochelis*, S. Shusterman, D. Kumah*, Y. Yacoby*, R. Clarke*, Y. Paltiel*

author keywords: quantum dots; droplet-heteroepitaxy; surface X-ray diffraction; direct methods; MOVPE
Source: ORCID
Added: August 12, 2019

2010 journal article

The atomic structure and polarization of strained SrTiO(3)/Si

Applied Physics Letters, 97(25).

By: D. Kumah*, J. Reiner*, Y. Segal*, A. Kolpak*, Z. Zhang*, D. Su*, Y. Zhu*, M. Sawicki* ...

co-author countries: United States of America 🇺🇸

Contributors: D. Kumah*, J. Reiner*, Y. Segal*, A. Kolpak*, Z. Zhang*, D. Su*, Y. Zhu*, M. Sawicki* ...

Source: ORCID
Added: August 12, 2019

2009 journal article

Atomic-scale mapping of quantum dots formed by droplet epitaxy

Nature Nanotechnology, 4(12), 835–838.

By: D. Kumah*, S. Shusterman, Y. Paltiel*, Y. Yacoby* & R. Clarke*

co-author countries: Israel 🇮🇱 United States of America 🇺🇸

Contributors: D. Kumah*, S. Shusterman, Y. Paltiel*, Y. Yacoby* & R. Clarke*

Source: ORCID
Added: August 12, 2019

2009 conference paper

Surface x-ray diffraction of complex metal oxide surfaces and interfaces - a new era

AIP Conference Proceedings, 1092, 9–12.

By: C. Schlepütz*, P. Willmott*, S. Pauli*, R. Herger*, D. Martoccia*, M. Björck*, D. Kumah*, R. Clarke*, Y. Yacoby*

co-author countries: Switzerland 🇨🇭 Israel 🇮🇱 United States of America 🇺🇸

Contributors: C. Schlepütz*, P. Willmott*, S. Pauli*, R. Herger*, D. Martoccia*, M. Björck*, D. Kumah*, R. Clarke*, Y. Yacoby*

Source: ORCID
Added: April 22, 2020

2009 book

Surface x-ray diffraction of complex metal oxide surfaces and interfaces - a new era

In Synchrotron Radiation in Materials Science (Vol. 1092, pp. 9–12).

Contributors: C. Schleputz, P. Willmott, S. Pauli, R. Herger, D. Martoccia, M. Bjorck, D. Kumah, R. Clarke, Y. Yacoby, R. Paniago

Source: ORCID
Added: August 12, 2019

2008 journal article

In situ imaging of high cycle fatigue crack growth in single crystal nickel-base superalloys by synchrotron X-radiation

Journal of Engineering Materials and Technology-Transactions of the Asme, 130(2), 0210081–0210086.

By: L. Liu*, N. Husseini*, C. Torbet*, D. Kumah*, R. Clarke*, T. Pollock*, J. Jones*

co-author countries: United States of America 🇺🇸

Contributors: L. Liu*, N. Husseini*, C. Torbet*, D. Kumah*, R. Clarke*, T. Pollock*, J. Jones*

Source: ORCID
Added: August 12, 2019

2008 journal article

Mapping single-crystal dendritic microstructure and defects in nickel-base superalloys with synchrotron radiation

Acta Materialia, 56(17), 4715–4723.

By: N. Husseini*, D. Kumah*, J. Yi*, C. Torbet*, D. Arms*, E. Dufresne*, T. Pollock*, J. Jones*, R. Clarke*

co-author countries: United States of America 🇺🇸

Contributors: N. Husseini*, D. Kumah*, J. Yi*, C. Torbet*, D. Arms*, E. Dufresne*, T. Pollock*, J. Jones*, R. Clarke*

author keywords: Superalloy; X-ray radiography; Microstructure; Dislocations; Lattice defects
Source: ORCID
Added: August 12, 2019

2008 journal article

Resonant coherent Bragg rod analysis of strained epitaxial heterostructures

Applied Physics Letters, 93(8).

Contributors: D. Kumah*, A. Riposan*, C. Cionca*, N. Husseini*, R. Clarke*, J. Lee*, J. Millunchick*, Y. Yacoby* ...

Source: ORCID
Added: August 12, 2019

2008 journal article

Strain and composition mapping of epitaxial nanostructures

Applied Physics Letters, 92(15).

By: C. Cionca*, A. Riposan*, D. Kumah*, N. Husseini*, D. Walko*, Y. Yacoby*, J. Millunchick*, R. Clarke*

co-author countries: Israel 🇮🇱 United States of America 🇺🇸

Contributors: C. Cionca*, A. Riposan*, D. Kumah*, N. Husseini*, D. Walko*, Y. Yacoby*, J. Millunchick*, R. Clarke*

Source: ORCID
Added: August 12, 2019

2008 journal article

Structure determination of monolayer-by-monolayer grown La1-xSrxMnO3 thin films and the onset of magnetoresistance

Physical Review B, 77(8).

Contributors: R. Herger*, P. Willmott*, C. Schleputz*, M. Bjorck*, S. Pauli*, D. Martoccia*, B. Patterson*, D. Kumah* ...

Source: ORCID
Added: August 12, 2019

2007 journal article

Optimizing the planar structure of (111) Au/Co/Au trilayers

Journal of Physics D-Applied Physics, 40(9), 2699–2704.

By: D. Kumah*, A. Cebollada*, C. Clavero, J. Garcia-Martin, . Skuza*, R. Lukaszew*, R. Clarke*

co-author countries: United States of America 🇺🇸

Contributors: D. Kumah*, A. Cebollada*, C. Clavero, J. Garcia-Martin, . Skuza*, R. Lukaszew*, R. Clarke*

Source: ORCID
Added: August 12, 2019

2007 journal article

Spatial coherence properties of a compact and ultrafast laser-produced plasma keV x-ray source

Applied Physics Letters, 90(1).

By: D. Boschetto*, G. Mourou*, A. Rousse*, A. Mordovanakis*, B. Hou*, J. Nees*, D. Kumah*, R. Clarke*

co-author countries: France 🇫🇷 United States of America 🇺🇸

Contributors: D. Boschetto*, G. Mourou*, A. Rousse*, A. Mordovanakis*, B. Hou*, J. Nees*, D. Kumah*, R. Clarke*

Source: ORCID
Added: August 12, 2019

2007 journal article

Structural basis for the conducting interface between LaAlO3 and SrTiO3

Physical Review Letters, 99(15).

By: P. Willmott*, S. Pauli*, R. Herger*, C. Schlepütz*, D. Martoccia*, B. Patterson*, B. Delley*, R. Clarke* ...

co-author countries: Switzerland 🇨🇭 Israel 🇮🇱 United States of America 🇺🇸

Contributors: P. Willmott*, S. Pauli*, R. Herger*, C. Schleputz*, D. Martoccia*, B. Patterson*, B. Delley*, R. Clarke* ...

Source: ORCID
Added: August 12, 2019

2007 conference paper

Surface plasmon resonance effects in the Magneto Optical activity of noble metal-ferro magnet ultrathin films

Conference on Lasers and Electro-Optics Europe - Technical Digest.

Contributors: J. González-Díaz*, A. García-Martín*, G. Armeües, J. Garcia-Martin*, C. Clavero*, A. Cebollada*, R. Clarke*, D. Kumah*, R. Lukaszew*, J. Skuza*

Source: ORCID
Added: April 22, 2020

2007 conference paper

Surface plasmon resonance effects in the Magneto Optical activity of noble metal-ferromagnet ultrathin films

Optics InfoBase Conference Papers. http://www.scopus.com/inward/record.url?eid=2-s2.0-84899093598&partnerID=MN8TOARS

By: J. Gonzalez-Diaz, A. Garcia-Martin, G. Armelles, J. Garcia-Martin, C. Clavero, A. Cebollada, R. Clarke, D. Kumah, R. Lukaszew, J. Skuza

Contributors: J. Gonzalez-Diaz, A. Garcia-Martin, G. Armelles, J. Garcia-Martin, C. Clavero, A. Cebollada, R. Clarke, D. Kumah, R. Lukaszew, J. Skuza

Source: ORCID
Added: April 22, 2020

2007 journal article

Surface-magnetoplasmon nonreciprocity effects in noble-metal/ferromagnetic heterostructures

Physical Review B, 76(15).

By: J. Gonzalez-Diaz*, A. Garcia-Martin*, G. Armelles*, J. Garcia-Martin*, C. Clavero*, A. Cebollada*, R. Lukaszew*, . Skuza*, D. Kumah*, R. Clarke*

co-author countries: Spain 🇪🇸 United States of America 🇺🇸

Contributors: J. Gonzalez-Diaz*, A. Garcia-Martin*, G. Armelles*, J. Garcia-Martin*, C. Clavero*, A. Cebollada*, R. Lukaszew*, . Skuza*, D. Kumah*, R. Clarke*

Source: ORCID
Added: August 12, 2019

2006 conference paper

Demonstration of spatial coherence with a compact and ultrafast x-ray source

Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006.

By: D. Boschetto*, A. Mordovanakis*, J. Nees*, B. Hou*, D. Kumah*, R. Clarke*, G. Mourou*, A. Rousse*

co-author countries: France 🇫🇷 United States of America 🇺🇸

Contributors: D. Boschetto*, A. Mordovanakis*, J. Nees*, B. Hou*, D. Kumah*, R. Clarke*, G. Mourou*, A. Rousse*

Source: ORCID
Added: April 22, 2020

Employment

Updated: July 27th, 2023 16:59

2023 - present

Duke University Durham, North Carolina, US
Associate Professor Physics

2021 - present

North Carolina State University Raleigh, NC, US
Associate Professor Physics

2015 - 2021

North Carolina State University Raleigh, NC, US
Assistant Professor Physics

Education

Updated: September 8th, 2023 11:38

University of Michigan Ann Arbor, MI, US
Doctorate Applied Physics

2004 - 2007

University of Michigan–Ann Arbor Ann Arbor, MI, US
MSEE Electrical Engineering

2001 - 2004

Southern University and Agricultural and Mechanical College Baton Rouge, Louisiana, US
B.S. Physics

Funding History

Funding history based on the linked ORCID record. Updated: October 25th, 2023 07:12

grant October 1, 2023 - September 30, 2027
Collaborative Research: DMREF: Accelerated Design, Discovery, and Deployment of Electronic Phase Transitions (ADEPT)
Directorate for Mathematical & Physical Sciences
grant July 1, 2020 - June 30, 2024
Domain-Engineering Enabled Thermal Switching in Ferroelectric Materials
Directorate for Mathematical & Physical Sciences
grant July 1, 2018 - June 30, 2023
CAREER: Confining Magnetism to Two-Dimensions in Transition Metal Oxide Atomic Layers
Directorate for Mathematical & Physical Sciences

Citation Index includes data from a number of different sources. If you have questions about the sources of data in the Citation Index or need a set of data which is free to re-distribute, please contact us.

Certain data included herein are derived from the Web of Science© and InCites© (2024) of Clarivate Analytics. All rights reserved. You may not copy or re-distribute this material in whole or in part without the prior written consent of Clarivate Analytics.