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  • David Smith
2019

Electron holography

Dunin-Borkowski, R. E., Kovács, A., Kasama, T., McCartney, M. R. & Smith, D. J., Jan 1 2019, Springer Handbooks. Springer, p. 767-818 52 p. (Springer Handbooks).

Research output: Chapter in Book/Report/Conference proceedingChapter

2 Scopus citations
2016

Spectrum and phase mapping across the epitaxial γ-Al2O3/SrTiO3 interface

Lu, S., Kormondy, K. J., Ngo, T. Q., Aoki, T., Posadas, A., Ekerdt, J. G., Demkov, A. A., McCartney, M. & Smith, D., Feb 1 2016, In : Applied Physics Letters. 108, 5, 051606.

Research output: Contribution to journalArticle

5 Scopus citations

Continuous control of spin polarization using a magnetic field

Gifford, J. A., Zhao, G. J., Li, B. C., Tracy, B. D., Zhang, J., Kim, D. R., Smith, D. & Chen, T., May 23 2016, In : Applied Physics Letters. 108, 21, 212401.

Research output: Contribution to journalArticle

1 Scopus citations
2018

Microstructural Characterization of Defects and Chemical Etching for HgCdSe/ZnTe/Si (211) Heterostructures

Vaghayenegar, M., Doyle, K. J., Trivedi, S., Wijewarnasuriya, P. & Smith, D., Jan 1 2018, (Accepted/In press) In : Journal of Electronic Materials.

Research output: Contribution to journalArticle

2 Scopus citations
2017

Microscale magnetic compasses

Shiozawa, H., Zhang, D., Eisterer, M., Ayala, P., Pichler, T., McCartney, M. & Smith, D., Sep 7 2017, In : Journal of Applied Physics. 122, 9, 094301.

Research output: Contribution to journalArticle

Structural evolution of dilute magnetic (Sn,Mn)Se films grown by molecular beam epitaxy

Kanzyuba, V., Dong, S., Liu, X., Li, X., Rouvimov, S., Okuno, H., Mariette, H., Zhang, X., Ptasinska, S., Tracy, B. D., Smith, D., Dobrowolska, M. & Furdyna, J. K., Feb 21 2017, In : Journal of Applied Physics. 121, 7, 075301.

Research output: Contribution to journalArticle

2 Scopus citations
2019

Defects at the surface of β -Ga2O3 produced by Ar plasma exposure

Polyakov, A. Y., Lee, I. H., Smirnov, N. B., Yakimov, E. B., Shchemerov, I. V., Chernykh, A. V., Kochkova, A. I., Vasilev, A. A., Carey, P. H., Ren, F., Smith, D. J. & Pearton, S. J., Jun 1 2019, In : APL Materials. 7, 6, 061102.

Research output: Contribution to journalArticle

Open Access
6 Scopus citations

Strain-dependence of χ (2) in thin film barium strontium titanate

Foster, N. D., Edmondson, B. I., Ekerdt, J. G., Smith, D. & Downer, M. C., Feb 1 2019, In : AIP Advances. 9, 2, 025312.

Research output: Contribution to journalArticle

Open Access
2 Scopus citations
2016

Impact of severe plastic deformation on microstructure and hydrogen storage of titanium-iron-manganese intermetallics

Edalati, K., Matsuo, M., Emami, H., Itano, S., Alhamidi, A., Staykov, A., Smith, D., Orimo, S. I., Akiba, E. & Horita, Z., Nov 1 2016, In : Scripta Materialia. 124, p. 108-111 4 p.

Research output: Contribution to journalArticle

21 Scopus citations
2018

Atomic structure of dissociated 60° dislocations in GaAs/GaAs0.92Sb0.08/GaAs heterostructures

Gangopadhyay, A., Maros, A., Faleev, N. & Smith, D., Aug 1 2018, In : Scripta Materialia. 153, p. 77-80 4 p.

Research output: Contribution to journalArticle

1 Scopus citations
2016
6 Scopus citations
2017

Substrate-independent analysis of microcrystalline silicon thin films using UV Raman spectroscopy

Carpenter, J. V., Bailly, M., Boley, A., Shi, J., Minjares, M., Smith, D., Bowden, S. & Holman, Z., Sep 2017, In : Physica Status Solidi (B) Basic Research. 254, 9, 1700204.

Research output: Contribution to journalArticle

2 Scopus citations
2016

Evaluation of AlGaN/GaN high electron mobility transistors grown on ZrTi buffer layers with sapphire substrates

Ren, F., Pearton, S. J., Ahn, S., Lin, Y. H., Machuca, F., Weiss, R., Welsh, A., McCartney, M., Smith, D. & Kravchenko, I. I., Sep 1 2016, In : Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics. 34, 5, 051208.

Research output: Contribution to journalArticle

1 Scopus citations
2018

Impact of metastable phases on electrical properties of Si with different doping concentrations after processing by high-pressure torsion

Chon, B., Ikoma, Y., Kohno, M., Shiomi, J., McCartney, M., Smith, D. & Horita, Z., Dec 1 2018, In : Scripta Materialia. 157, p. 120-123 4 p.

Research output: Contribution to journalArticle

2 Scopus citations
2016

Morphological and microstructural stability of N-polar InAlN thin films grown on free-standing GaN substrates by molecular beam epitaxy

Hardy, M. T., McConkie, T. O., Smith, D., Storm, D. F., Downey, B. P., Katzer, D. S., Meyer, D. J. & Nepal, N., Mar 2016, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 34, 2, 021512.

Research output: Contribution to journalArticle

2 Scopus citations
2017

High-resolution transmission electron microscopy analysis of nanograined germanium produced by high-pressure torsion

Ikoma, Y., Kumano, K., Edalati, K., McCartney, M., Smith, D. & Horita, Z., Oct 1 2017, In : Materials Characterization. 132, p. 132-138 7 p.

Research output: Contribution to journalArticle

9 Scopus citations
2016

Characterization of structural defects in SnSe2 thin films grown by molecular beam epitaxy on GaAs (111)B substrates

Tracy, B. D., Li, X., Liu, X., Furdyna, J., Dobrowolska, M. & Smith, D., Nov 1 2016, In : Journal of Crystal Growth. 453, p. 58-64 7 p.

Research output: Contribution to journalArticle

7 Scopus citations

Evaluation of antimony segregation in InAs/InAs1-xSbx type-II superlattices grown by molecular beam epitaxy

Lu, J., Luna, E., Aoki, T., Steenbergen, E. H., Zhang, Y-H. & Smith, D., Mar 7 2016, In : Journal of Applied Physics. 119, 9, 095702.

Research output: Contribution to journalArticle

28 Scopus citations

Direct mapping of charge distribution during lithiation of Ge nanowires using off-axis electron holography

Gan, Z., Gu, M., Tang, J., Wang, C. Y., He, Y., Wang, K. L., Wang, C., Smith, D. & McCartney, M., Jun 8 2016, In : Nano Letters. 16, 6, p. 3748-3753 6 p.

Research output: Contribution to journalArticle

23 Scopus citations
2017

Integration of ferroelectric BaTiO3 with Ge: The role of a SrTiO3 buffer layer investigated using aberration-corrected STEM

Wu, H., Lu, S., Aoki, T., Ponath, P., Ekerdt, J. G., Demkov, A. A., McCartney, M. & Smith, D., Jun 19 2017, In : Applied Physics Letters. 110, 25, 252901.

Research output: Contribution to journalArticle

4 Scopus citations

Above 400-K robust perpendicular ferromagnetic phase in a topological insulator

Tang, C., Chang, C. Z., Zhao, G., Liu, Y., Jiang, Z., Liu, C. X., McCartney, M., Smith, D., Chen, T., Moodera, J. S. & Shi, J., Jun 2017, In : Science Advances. 3, 6, e1700307.

Research output: Contribution to journalArticle

57 Scopus citations
2019

Impact of Bi incorporation on the evolution of microstructure during growth of low-Temperature GaAs:Bi/Ga(As,Bi) layers

Luna, E., Wu, M., Aoki, T., McCartney, M. R., Puustinen, J., Hilska, J., Guina, M., Smith, D. J. & Trampert, A., Aug 28 2019, In : Journal of Applied Physics. 126, 8, 085305.

Research output: Contribution to journalArticle

2 Scopus citations

Strain relaxation in low-mismatched GaAs/GaAs 1-x Sb x /GaAs heterostructures

Gangopadhyay, A., Maros, A., Faleev, N. & Smith, D., Jan 1 2019, In : Acta Materialia. 162, p. 103-115 13 p.

Research output: Contribution to journalArticle

4 Scopus citations

60Co gamma ray damage in homoepitaxial β-Ga2O3 Schottky rectifiers

Yang, J., Koller, G. J., Fares, C., Ren, F., Pearton, S. J., Bae, J., Kim, J. & Smith, D., Jan 1 2019, In : ECS Journal of Solid State Science and Technology. 8, 7, p. Q3041-Q3045

Research output: Contribution to journalArticle

Open Access
4 Scopus citations

Comparison of high voltage, vertical geometry Ga2O3 rectifiers with GaN and SiC

Yang, J. C., Fares, C., Carey, P. H., Man, M., Ren, F., Tadjer, M., Chen, Y. T., Liao, Y. T., Chang, C. W., Lin, J., Sharma, R., Law, M. E., Raad, P. E., Komarov, P. L., Smith, D. J., Kuramata, A. & Pearton, S. J., Jan 1 2019, Gallium Nitride and Silicon Carbide Power Technologies 9. Dudley, M., Raghothamachar, B., Ohtani, N., Bakowski, M. & Shenai, K. (eds.). 7 ed. Electrochemical Society Inc., p. 15-24 10 p. (ECS Transactions; vol. 92, no. 7).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Epitaxial Oxides on Glass: A Platform for Integrated Oxide Devices

Ortmann, J. E., McCartney, M. R., Posadas, A., Smith, D. & Demkov, A. A., Jan 1 2019, (Accepted/In press) In : ACS Applied Nano Materials.

Research output: Contribution to journalArticle

Open Access
2017

Quaternary BeMgZnO by plasma-enhanced molecular beam epitaxy for BeMgZnO/ZnO heterostructure devices

Ullah, M. B., Toporkov, M., Avrutin, V., Özgür, Smith, D. & Morkoç, H., 2017, Oxide-Based Materials and Devices VIII 2017. SPIE, Vol. 10105. 101050J

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Scopus citations
2016

Recovery in dc performance of off-state step-stressed AlGaN/GaN high electron mobility transistor with thermal annealing

Kim, B. J., Ahn, S., Kang, T. S., Zhu, J., Ren, F., Pearton, S. J. & Smith, D., 2016, CS MANTECH 2016 - International Conference on Compound Semiconductor Manufacturing Technology. CS Mantech, p. 271-273 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Anti-phase boundaries at the SrTiO3/Si(001) interface studied using aberration-corrected scanning transmission electron microscopy

Wu, H., Aoki, T., Posadas, A. B., Demkov, A. A. & Smith, D., Feb 29 2016, In : Applied Physics Letters. 108, 9, 091605.

Research output: Contribution to journalArticle

12 Scopus citations
2020

Changes in band alignment during annealing at 600 °c of ALD Al2O3 on (InxGa1 - X)2O3 for x = 0.25-0.74

Fares, C., Xian, M., Smith, D. J., McCartney, M. R., Kneiß, M., Von Wenckstern, H., Grundmann, M., Tadjer, M., Ren, F. & Pearton, S. J., Mar 14 2020, In : Journal of Applied Physics. 127, 10, 105701.

Research output: Contribution to journalArticle

2018

Crystalline SrZrO3 deposition on Ge (001) by atomic layer deposition for high-k dielectric applications

Hu, S., Ji, L., Chen, P. Y., Edmondson, B. I., Chang, H. L., Posadas, A., Wu, H. W., Yu, E. T., Smith, D., Demkov, A. A. & Ekerdt, J. G., Jul 28 2018, In : Journal of Applied Physics. 124, 4, 044102.

Research output: Contribution to journalArticle

5 Scopus citations
2016

Characterization of electrical properties in axial Si-Ge nanowire heterojunctions using off-axis electron holography and atom-probe tomography

Gan, Z., Perea, D. E., Yoo, J., He, Y., Colby, R. J., Barker, J. E., Gu, M., Mao, S. X., Wang, C., Picraux, S. T., Smith, D. & McCartney, M., Sep 14 2016, In : Journal of Applied Physics. 120, 10, 104301.

Research output: Contribution to journalArticle

6 Scopus citations
2017

Band offsets of epitaxial cubic boron nitride deposited on polycrystalline diamond via plasma-enhanced chemical vapor deposition

Shammas, J., Yang, Y., Wang, X., Koeck, F. A. M., McCartney, M., Smith, D. & Nemanich, R., Oct 23 2017, In : Applied Physics Letters. 111, 17, 171604.

Research output: Contribution to journalArticle

5 Scopus citations
2018

EuO epitaxy by oxygen scavenging on SrTiO 3 (001): Effect of SrTiO 3 thickness and temperature

Guo, W., Posadas, A. B., Lu, S., Smith, D. & Demkov, A. A., Dec 21 2018, In : Journal of Applied Physics. 124, 23, 235301.

Research output: Contribution to journalArticle

3 Scopus citations

Effect of SrTiO 3 oxygen vacancies on the conductivity of LaTiO 3 /SrTiO 3 heterostructures

Edmondson, B. I., Liu, S., Lu, S., Wu, H. W., Posadas, A., Smith, D., Gao, X. P. A., Demkov, A. A. & Ekerdt, J. G., Nov 14 2018, In : Journal of Applied Physics. 124, 18, 185303.

Research output: Contribution to journalArticle

5 Scopus citations
2019

Molecular beam epitaxial growth and structural properties of hetero-crystalline and heterovalent PbTe/CdTe/InSb structures

Lassise, M. B., McCarthy, T. T., Tracy, B. D., Smith, D. J. & Zhang, Y. H., Jul 28 2019, In : Journal of Applied Physics. 126, 4, 045708.

Research output: Contribution to journalArticle

Open Access

Growth habits of bismuth selenide (bi2se3) layers and nanowires over stranski-krastanov indium arsenide quantum dots

Claro, M. S., Levy, I., Garcia, T. A., Gangopadhyay, A., Smith, D. J. & Tamargo, M. C., Dec 4 2019, In : Crystal Growth and Design. 19, 12, p. 6989-6993 5 p.

Research output: Contribution to journalArticle

1 Scopus citations

Switching behavior and forward bias degradation of 700V, 0.2a, β-Ga2O3 vertical geometry rectifiers

Yang, J., Fares, C., Ren, F., Chen, Y. T., Liao, Y. T., Chang, C. W., Lin, J., Tadjer, M., Smith, D., Pearton, S. J. & Kuramata, A., Jan 1 2019, In : ECS Journal of Solid State Science and Technology. 8, 7, p. Q3028-Q3033

Research output: Contribution to journalArticle

Open Access
10 Scopus citations

Damage recovery and dopant diffusion in Si and Sn ion implanted β-Ga2O3

Tadjer, M. J., Fares, C., Mahadik, N. A., Freitas, J. A., Smith, D., Sharma, R., Law, M. E., Ren, F., Pearton, S. J. & Kuramata, A., Jan 1 2019, In : ECS Journal of Solid State Science and Technology. 8, 7, p. Q3133-Q3139

Research output: Contribution to journalArticle

Open Access
6 Scopus citations

Strategies for Analyzing Noncommon-Atom Heterovalent Interfaces: The Case of CdTe-on-InSb

Luna, E., Trampert, A., Lu, J., Aoki, T., Zhang, Y. H., McCartney, M. R. & Smith, D. J., Jan 1 2019, (Accepted/In press) In : Advanced Materials Interfaces. 1901658.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations
2017

AlGaN/GaN High electron mobility transistor grown and fabricated on ZrTi metallic alloy buffer layers

Ren, F., Pearton, S. J., Ahn, S., Lin, Y. H., Machuca, F., Weiss, R., Welsh, A., McCartney, M., Smith, D. & Kravchenko, I. I., Jan 1 2017, In : ECS Journal of Solid State Science and Technology. 6, 11, p. S3078-S3080

Research output: Contribution to journalEditorial

2018

Surface structure analysis of Eu Zintl template on Ge(001)

Ponath, P., Hamze, A. K., Posadas, A. B., Lu, S., Wu, H. W., Smith, D. & Demkov, A. A., Aug 1 2018, In : Surface Science. 674, p. 94-102 9 p.

Research output: Contribution to journalArticle

2 Scopus citations
2017

Surface preparation of freestanding GaN substrates for homoepitaxial GaN growth by rf-plasma MBE

Storm, D. F., McConkie, T. O., Hardy, M. T., Katzer, D. S., Nepal, N., Meyer, D. J. & Smith, D., Mar 1 2017, In : Journal of Vacuum Science and Technology B: Nanotechnology and Microelectronics. 35, 2, 02B109.

Research output: Contribution to journalArticle

11 Scopus citations
2016

Anchorage of γ-Al2O3 nanoparticles on nitrogen-doped multiwalled carbon nanotubes

Rodríguez-Pulido, A., Martínez-Gutiérrez, H., Calderon-Polania, G. A., Lozano, M. A. G., Cullen, D. A., Terrones, H., Smith, D. & Terrones, M., Oct 1 2016, In : Scripta Materialia. 123, p. 17-20 4 p.

Research output: Contribution to journalArticle

2019
3 Scopus citations
2016

Towards defect-free epitaxial CdTe and MgCdTe layers grown on InSb (001) substrates

Lu, J., DiNezza, M. J., Zhao, X. H., Liu, S., Zhang, Y-H., Kovacs, A., Dunin-Borkowski, R. E. & Smith, D., Apr 1 2016, In : Journal of Crystal Growth. 439, p. 99-103 5 p.

Research output: Contribution to journalArticle

7 Scopus citations
2018

An EELS signal-from-background separation algorithm for spectral line-scan/image quantification

Lu, S., Kormondy, K. J., Demkov, A. A. & Smith, D., Dec 1 2018, In : Ultramicroscopy. 195, p. 25-31 7 p.

Research output: Contribution to journalArticle

3 Scopus citations
2016

Contradictory nature of Co doping in ferroelectric BaTi O3

Ponath, P., O'Hara, A., Cao, H. X., Posadas, A. B., Vasudevan, R., Okatan, M. B., Jesse, S., Berg, M., Li, Z., Zhang, D., Kellock, A. J., De Lozanne, A., Zhou, J., Kalinin, S., Smith, D. & Demkov, A. A., 2016, In : Physical Review B - Condensed Matter and Materials Physics. 94, 20, 205121.

Research output: Contribution to journalArticle

5 Scopus citations

Structural characterization of niobium oxide thin films grown on SrTiO3 (111) and (La,Sr)(Al,Ta)O3 (111) substrates

Dhamdhere, A. R., Hadamek, T., Posadas, A. B., Demkov, A. A. & Smith, D., Dec 28 2016, In : Journal of Applied Physics. 120, 24, 245302.

Research output: Contribution to journalArticle

2 Scopus citations
2018

Growth of II-VI/III-V heterovalent quantum structures

Lassise, M. B., Wang, P., Tracy, B. D., Chen, G., Smith, D. & Zhang, Y-H., Mar 1 2018, In : Journal of Vacuum Science and Technology B: Nanotechnology and Microelectronics. 36, 2, 02D110.

Research output: Contribution to journalArticle

4 Scopus citations