Publications

2017

Kisielowski, C., Calderon, H. A., Chen, F. R., Helveg, S., Jinschek, J. R., Specht, P., Van Dyck, D.,

Comment on, “On the influence of the electron dose-rate on the HRTEM image contrast”, by Juri Barthel, Markus Lentzen, Andreas Thust, ULTRAM12246 (2016), http://dx.doi.org/10.1016/j.ultramic.2016.11.016

Ultramicroscopy 179, 108-112 (2017)

P. Specht, C. Kisielowski

On the chemical homogeneity of In_xGa_1-xN alloys – Electron microscopy at the edge of technical limits

Sci. Dir. 65 24-34 (2017)

L. C. Hirst, N. A. Kotulak, S. Tomasulo, J. Abell, M. Gonzalez, M. Yakes, J. R. Meyer, R. J. Walters, C. Song, P. Specht, P. Ercius, C. Kisielowski

Imaging Atomic-Scale Clustering in III-V Semiconductor Alloys

ACS Nano 11, 2734-2741 (2017)

2015

Greenlee, Jordan D., Specht, Petra, Anderson, Travis J., Koehler, Andrew D., Weaver, Bradley D., Luysberg, Martina, Dubon, Oscar D., Kub, Francis J., Weatherford, Todd R., Hobart, Karl D.,

Degradation mechanisms of 2MeV proton irradiated AlGaN/GaN HEMTs

Applied Phys Letters 107, 083504 (2015)

Calderon, H. A., Kisielowski, C., Specht, P., Barton, B., Godinez-Salomon, F., Solorza-Feria, O.,

Maintaining the genuine structure of 2D materials and catalytic nanoparticles at atomic resolution

Micron 68, 164-175 (2015)

Helveg, S., Kisielowski, C. F., Jinschek, J. R., Specht, P., YuaN, G., Frei, H.,

Observing gas-catalyst dynamics at atomic resolution and single-atom sensitivity

Micron 68, 176-185 (2015)

Kisielowski, C., Specht, P., Gygax, S. M., Barton, B., Calderon, H. A., Kang, J. H., Cieslinski, R.,

Instrumental requirements for the detection of electron beam-induced object excitations at the single atom level in high-resolution transmission electron microscopy

Micron 68, 186-193 (2015)

M. Jaquez, K. M. Yu, M. Ting, M. Hettick, J. F. Sánchez-Royo, M. Wełna, A. Javey, O. D. Dubon, and W. Walukiewicz

Growth and characterization of ZnO_1-xS_x highly mismatched alloys over the entire composition

J. Appl. Phys. 118 215702 (2015)

M. Wełna, R. Kudrawiec, Y. Nabetani, T. Tanaka, M. Jaquez, O. D. Dubon, K. M. Yu, W. Walukiewicz

Effects of a semiconductor matrix on the band anticrossing in dilute group II-VI oxides

Semicond. Sci. Technol. 30 085018 (2015)

P. C. Rogge, K. Thürmer, M. E. Foster, K. F. McCarty, O. D. Dubon, N. C. Bartelt

Real-time observation of epitaxial graphene domain reorientation

Nature Commun. 6 (2015)

M. Ting, R. dos Reis, M. Jaquez, O. D. Dubon, S. S. Mao, K. M. Yu, W. Walukiewicz

Electronic band structure of ZnO-rich highly mismatched ZnO_1-xTe_x alloys

Appl. Phys. Lett. 106 092101 (2015)

C. A. Francis, D. M. Detert, G. Chen, O. D. Dubon, K. M. Yu, W. Walukiewicz

Ni_xCd_1-xO: Semiconducting alloys with extreme type III band offsets

Appl. Phys. Lett. 106 022110 (2015)

P. C. Rogge, M. E. Foster, J. M. Wofford1, K. F. McCarty, N. C. Bartelt, O. D. Dubon

On the rotational alignment of graphene domains grown on Ge(110) and Ge(111)

MRS Commun. Submitted (2015)

P. C. Rogge, S. Nie, K. F. McCarty, N. C. Bartelt, O. D. Dubon

Orientation-Dependent Growth Mechanisms of Graphene Islands on Ir(111)

Nano Lett. 15 170-175 (2015)

2014

A.D. Koehler, P. Specht, T.J. Anderson, B. D. Weaver, J. D. Greenlee, M. J. Tadjer, M. Porter, M. Wade, O. C. Dubon, K. D. Hobart, T. R. Weatherford, F. J. Kub,

Proton Radiation-Induced Void Formation in Ni/Au-Gated AlGAN/GAN HEMTs

IEEE Electron Device Letters 35, 1194-1196 (2014)

D. M. Detert, K. B. Tom, C. Battaglia, J. D. Denlinger, S. HN Lim, A. Javey, A. Anders, O. D. Dubon, K. M. Yu, W. Walukiewicz

Fermi level stabilization and band edge energies in Cd_xZn_1-xO alloys

J. Appl. Phys. 115 233708 (2014)

R. Kudrawiec, A. V. Luce, M. Gladysiewicz, M. Ting, Y. J. Kuang ((邝彦瑾)), C. W. Tu, O. D. Dubon, K. M. Yu, W. Walukiewicz

Orientation-Dependent Growth Mechanisms of Graphene Islands on Ir(111)

Nano Lett. 15 170-175 (2015)

2013

C. Kisielowski, L. Wang, P. Specht, H. A. Calderon, B. Barton, B. Jiang, J. H. Kang, R. Cieslinski

Real-time sub-Angstrom imaging of reversible and irreversible conformations in rhodium catalyts and graphene

Phys. Rev. B88, 024305 (2013)

D. M. Detert, S. H. M. Lim, K. Tom, A. V. Luce, A. Anders, O. D. Dubon, K. M. Yu, W. Walukiewicz

Crystal structure and properties of Cd_xZn_1-xO alloys across the full composition range

Appl. Phys. Lett. 102 232103 (2013)

A. X. Levander, K. M. Yu, S. V. Novikov, Z. Liliental-Weber, C. T. Foxon, O. D. Dubon, J. Wu and W. Walukiewicz

Local structure of amorphous GaN_1-xAs_x semiconductor alloys across the composition range

J. Appl. Phys. 113 243505 (2013)

K. M. Yu, W. L. Sarney, S. V. Novikov, D. Detert, R. Zhao, J. D. Denlinger, S. P. Svensson, O. D. Dubon, W. Walukiewicz, and C. T. Foxon

Highly mismatched N-rich GaN_1-xSb_x films grown by low temperature molecular beam epitaxy

Appl. Phys. Lett. 102 102104 (2013)

Z. Liliental-Weber, R. dos Reis, S. V. Novikov, K. M. Yu, A. X. Levander, O. D. Dubon, J. Wu, W. Walukiewicz, C. T. Foxon

Microstructure of Mg doped GaNAs alloys

Phys. Status Solidi C 10 453 (2013)

2012

B. Barton, B. Jiang, C. Y. Song, P. Specht, H. Calderon, C. Kisielowski

Atomic-resolution phase-contrast imaging and in-line electron holography

Microsc. Microanal. 18, 982 (2012)

A.X. Gray, J. Minár, S. Ueda, P.R. Stone, Y. Yamashita, J. Fujii, J. Braun, L. Plucinski, C.M. Schneider, G. Panaccione, H. Ebert, O.D. Dubon, K. Kobayashi, C.S. Fadley

Bulk electronic structure of the dilute magnetic semiconductor Ga_1-xMn_xAs through hard X-ray angle-resolved photoemission

Nature Mater. 11, 957 (2012)

S. Nie, N.C. Bartelt, J.M. Wofford, O.D. Dubon, K.F. McCarty, K. Thürmer

Scanning tunneling microscopy study of graphene on Au(111): Growth mechanisms and substrate interactions

Phys. Rev. B 85 205406 (2012))

J.M. Wofford, E. Starodub, A.L. Walter, S. Nie, A. Bostwick, N.C. Bartelt, K. Thürmer, E. Rotenberg, K.F. McCarty, O.D. Dubon

Extraordinary epitaxial alignment of graphene islands on Au(111)

New Journal of Physics 14 053008 (2012)

Z. Peng, F. Somodi, S. Helveg, C. Kisielowski, P. Specht, A.T. Bell

High-resolution in situ and ex situ TEM studies on graphene formation and growth on Pt nanoparticles

Journal of Catalysis 286 22 (2012)

2011

P. Specht, R.J. Gulotty, Jr., D. Barton, R. Cieslinski, S. Rozeveld, J.H. Kang, O.D. Dubon, and C. Kisielowski

Quantitative Contrast Evaluation of an Industry-Style Rhodium Nanocatalyst with Single Atom Sensitivity

ChemCatChem 3 1034 (2011)

G. Buchowicz, P.R. Stone, J.T. Robinson, C.D. Cress, J.W. Beeman, and O.D. Dubon

Correlation between structure and electrical transport in ion-irradiated graphene grown on Cu foils

Appl. Phys. Lett. 98 032102 (2011)

A.X. Levander, T. Tong, K.M. Yu, J. Suh, D. Fu, R. Zhang, H. Lu, W.J. Schaff, O. Dubon, W. Walukiewicz, D.G. Cahill, and J. Wu

Effects of point defects on thermal and thermoelectric properties of InN

Appl. Phys. Lett. 98 012108 (2011)

T.E. Winkler, P.R. Stone, T. Li, K.M. Yu, A. Bonanni, and O.D. Dubon

Compensation-dependence of magnetic and electrical properties in Ga_1-xMn_xP

Appl. Phys. Lett. 98 012103 (2011)

2010

J.M. Wofford, S. Nie, K.F. McCarty, N.C. Bartelt, and O.D. Dubon

Graphene Islands on Cu Foils: The Interplay between Shape, Orientation, and Defects

Nano Lett. 10 4890 (2010)

P.R. Stone, L. Dreher, J.W. Beeman, K.M. Yu, M.S. Brandt, O.D. Dubon

Interplay of epitaxial strain and perpendicular magnetic anisotropy in insulating ferromagnetic Ga_1-xMn_xP_1-yN_y

Phys. Rev. B 81 205210 (2010)

A.X. Levander, K.M. Yu, S.V. Novikov, A. Tseng, C.T. Foxon, O.D. Dubon, J. Wu, and W. Walukiewicz

GaN_1-xBi_x: Extremely mismatched semiconductor alloys

Appl. Phys. Lett. 97, 141919 (2010)

K.M. Yu, S.V. Novikov, R. Broesler, Z. Liliental-Weber, A.X. Levander, V.M. Kao, O.D. Dubon, J. Wu, W. Walukiewicz, and C.T. Foxon

Low gap amorphous GaN_1-xAs_x alloys grown on glass substrate

Appl. Phys. Lett. 97, 101906 (2010)

S.J. Shin, J. Guzman, C.-W. Yuan, C.Y. Liao, C.N. Boswell-Koller, P.R. Stone, O.D. Dubon, A.M. Minor, M. Watanabe, J. W. Beeman, K.M. Yu, J.W. Ager III, D.C. Chrzan, E.E. Haller

Embedded Binary Eutectic Alloy Nanostructures: A New Class of Phase Change Materials

Nano Lett. 10, 2794 (2010)

M.A. Mayer, P.R. Stone, N. Miller, H.M. Smith III, O.D. Dubon, E.E. Haller, K.M. Yu, W. Walukiewicz, X. Liu, and J. K. Furdyna

Electronic structure of Ga_1-xMn_xAs analyzed according to hole-concentration-dependent measurements

Phys. Rev. B 81, 045205 (2010)

2009

J. Guzman, S.J. Shin, C.Y. Liao, C.W. Yuan, P.R. Stone, O.D. Dubon, K.M. Yu, J.W. Beeman, M. Watanabe, J.W. Ager, III, D.C. Chrzan, and E.E. Haller

Photoluminescence enhancement of Er-doped silica containing Ge nanoclusters

Appl. Phys. Lett. 95, 201904 (2009)

S. Ahlers, P.R. Stone, N. Sircar, E. Arenholz, O.D. Dubon, and D. Bougeard

Comparison of the magnetic properties of GeMn thin films through Mn L-edge x-ray absorption

Appl. Phys. Lett. 95, 151911 (2009)

R. Farshchi, D.A. Hwang, N. Misra, C.C. Julaton III, K.M. Yu, C.P. Grigoropoulos, and O.D. Dubon

Structural, magnetic, and transport properties of laser-annealed GaAs:Mn-H

J. Appl. Phys. 106, 013904 (2009)

Y.Y. Zhou, X. Liu, J.K. Furdyna, M.A. Scarpulla and O.D. Dubon

Ferromagnetic resonance investigation of magnetic anisotropy in Ga_1-xMn_xAs synthesized by ion implantation and pulsed laser melting

Phys. Rev. B 80, 224403 (2009)

2008

C.W. Yuan, S.J. Shin, C.Y. Liao, J. Guzman, P.R. Stone, M. Watanabe, J.W. Ager, III, E.E. Haller, and D.C. Chrzan

Structure map for embedded binary alloy nanocrystals

Appl. Phys. Lett. 93, 193114 (2008)

Y.J. Cho, M.A. Scarpulla, Y.Y. Zhou, Z. Ge, X. Liu, M. Dobrowolska, K.M. Yu, O.D. Dubon, and J. K. Furdyna

Magnetic anisotropy of ferromagnetic Ga_1-xMn_xAs formed by Mn ion implantation and pulsed-laser melting

J. Appl. Phys. 104, 043902 (2008)

M.A. Scarpulla, R. Farshchi, P.R. Stone, R.V. Chopdekar, K.M. Yu, Y. Suzuki, and O.D. Dubon

Electrical transport and ferromagnetism in Ga_1-xMn_xAs synthesized by ion implantation and pulsed-laser melting

J. Appl. Phys. 103, 073913 (2008)

M.A. Scarpulla, P.R. Stone, I.D. Sharp, E.E. Haller, O.D. Dubon, J.W. Beeman, and K.M. Yu

Nonmagnetic compensation in ferromagnetic Ga_1-xMn_xAs and Ga1-xMnxP synthesized by ion implantation and pulsed-laser melting

J. Appl. Phys. 103, 123906 (2008)

K. Alberi, K.M. Yu, P.R. Stone, O.D. Dubon, W. Walukiewicz, T. Wojtowicz, X. Liu, and J. Furdyna

Formation of Mn-derived impurity band in III-Mn-V alloys by valence band anticrossing

Phys. Rev. B 78, 075201 (2008)

P.R. Stone, K. Alberi, S.K.Z. Tardif, J.W. Beeman, K.M. Yu, W. Walukiewicz, and O.D. Dubon

Metal-Insulator Transition by Isovalent Anion Substitution in Ga_1-xMn_xAs: Implications to Ferromagnetism

Phys. Rev. Lett. 101, 087203 (2008)

P.R. Stone, C. Bihler, M. Kraus, M.A. Scarpulla, J.W. Beeman, K.M. Yu, M.S. Brandt, and O.D. Dubon

Compensation-dependent in-plane magnetization reversal processes in Ga_1-xMn_xP_1-yS_y

Phys. Rev. B 78, 214421 (2008)

K. Alberi, J. Blacksberg, L.D. Bell, S. Nikzad, K.M. Yu, O.D. Dubon, and W. Walukiewicz

Anticrossing in Highly Mismatched Sn_xGe_1-x Semiconducting Alloys

Phys. Rev. B 77, 073202 (2008)

J.T. Robinson and O.D. Dubon

Ge Island Assembly on Metal-Patterned Si: Truncated Pyramids, Nanorods, and Beyond

J. Nanoscience and Nanotechnology 8, 56 (2008)

R. Farshchi, O.D. Dubon, D.J. Hwang, N. Misra, C.P. Grigoropoulos, and P.D. Ashby

Laser activation of ferromagnetism in hydrogenated Ga_1-xMn_xAs

Appl. Phys. Lett. 92, 012517 (2008)

2007

P.R. Stone, J.W. Beeman, K.M. Yu, and O.D. Dubon

Tuning of ferromagnetism through anion substitution in Ga-Mn-pnictide ferromagnetic semiconductors

Physica B 401, 454 (2007)

R. Farshchi, P. D. Ashby, D.J. Hwang, C.P. Grigoropoulos, R.V. Chopdekar, Y. Suzuki, and O.D. Dubon

Hydrogen patterning of Ga_1-xMn_xAs for planar spintronics

Physica B 401, 447 (2007)

J.T. Robinson, F. Ratto, O. Moutanabbir, S. Heun, A. Locatelli, T.O. Mentes, L. Aballe, and O.D. Dubon

Gold-catalyzed oxide nanopatterns for the directed assembly of Ge island arrays on Si

Nano Letters 7, 2655 (2007)

J.T. Robinson, J.A. Liddle, P.G. Evans, and O.D. Dubon

Chemical Nanomachining of Si by Au-catalyzed oxidation

Nano Letters 7, 2009 (2007)

C. Bihler, M. Kraus, H. Huebl, M.S. Brandt, S.T.B. Goennenwein, M. Opel, M.A. Scarpulla, P.R. Stone, R. Farshchi, and O.D. Dubon

Magnetocrystalline anisotropy and magnetization reversal in Ga_1-xMn_xP synthesized by ion implantation and pulsed-laser melting

Phys. Rev. B 75, 214419 (2007)

M.-H. Kim, G. Acbas, M.-H. Yang, I. Ohkubo, H. Christen, D. Mandrus, M.A. Scarpulla, O.D. Dubon, Z. Schlesinger, P. Khalifah, and J. Cerne

Determination of infrared complex magneto-conductivity tensor from Faraday and Kerr measurements

Phys. Rev. B 75, 214416 (2007)

K. Alberi, O.D. Dubon, W. Walukiewicz, K.M. Yu, K. Bertulis, and A. Krotkus

Valence band anticrossing in GaBi_xAs_1-x alloys

Appl. Phys. Lett. 75, 051909 (2007)

K. Alberi, J. Wu, W. Walukiewicz, K.M. Yu, O.D. Dubon, S.P. Watkins, C.X. Wang, X. Liu, Y.J. Cho, and J.K. Furdyna Valence-band anticrossing in mismatched III-V semiconductor alloys

Phys. Rev. B 75, 045203 (2007)

J.T. Robinson, D.A. Walko, D.A. Arms, D.S. Tinberg, P.G. Evans, Y. Cao, J.A. Liddle, A. Rastelli, O.G. Schmidt, and O.D. Dubon

Sculpting semiconductor heteroepitaxial islands: from dots to rods

Phys. Rev. Lett. 98, 106102 (2007)

R. Farshchi, R.V. Chopdekar, Y. Suzuki, P.D. Ashby, I.D. Sharp, J.W. Beeman, E.E. Haller, and O.D. Dubon

2D-patterned ferromagnetic III-Mn-V semiconductors for planar spintronics

Phys. Status Solidi C 4, 1755 (2007)

K. Alberi, J. Wu, W. Walukiewicz, K.M. Yu, O.D. Dubon, S.P. Watkins, C.X. Wang, X. Liu, Y.-J. Cho, and J.K. Furdyna

Valence band anticrossing in mismatched III-V semiconductor alloys

Phys. Status Solidi C 4, 1711 (2007)

2006

O.D. Dubon, J.T. Robinson, and K.M. Itoh

Metallization and oxidation templating of surfaces for directed island assembly

Springer Series on Nanoscience & Technology: Lateral Alignment of Epitaxial Quantum Dots 4, Eds. O.G. Schmidt, P. Avouris, K.v. Klitzing, H. Sakaki, and R. Wiesendanger, in press (2006).

P.R. Stone, M.A. Scarpulla, R. Farshchi, I.D. Sharp, E.E. Haller, O. D. Dubon, K.M. Yu J.W. Beeman, E. Arenholz, J.D. Denlinger, and H. Ohldag

Mn L3,2 X-ray absorption and magnetic circular dichroism in ferromagnetic Ga1-xMnxP

Appl. Phys. Lett. 89, 012504 (2006)

P.R. Stone, M.A. Scarpulla, R. Farshchi, I.D. Sharp, J.W. Beeman, K.M. Yu, E. Arenholz, J. Denlinger, E.E. Haller, and O.D. Dubon

Mn L3,2 X-ray absorption spectroscopy and magnetic circular dichroism in ferromagnetic Ga1-xMnxP

AIP Conf. Proc. 893, 1177 (2007)

Y.J. Cho, M.A. Scarpulla, X. Liu, Y.Y. Zhou, O.D. Dubon, and J.K. Furdyna

Magnetic cluster phases of Mn-interstitial-free (Ga,Mn)As

AIP Conf. Proc. 893, 1221 (2007)

O.D. Dubon, J.T. Robinson, Y. Cao, and J.A. Liddle

Programming the Shape of Highly Ordered Ge Islands on Si: from Dots to Rods

AIP Conf. Proc. 893, 37 (2007)

J.T. Robinson, J.A. Liddle, A. Minor, V. Radmilovic, and O.D. Dubon

Morphological evolution of Ge islands on Au-patterned Si

J. Cryst. Growth 287, 518 (2006)

J.T. Robinson, Y. Cao, D. Walko, D. Arms, J.A. Liddle, and O.D. Dubon

Ordering and shape tuning of Ge islands on metal-patterned Si

Mat. Res. Soc. Symp. Proc. 958, L03-07 (2007)

I.D. Sharp, Q. Xu, D.O. Yi, C.Y. Liao, J.W. Ager III, J.W. Beeman, K.M. Yu, J.T. Robinson, O.D. Dubon, D.C. Chrzan, and E.E. Haller

A Chemical Approach to 3-D Lithographic Patterning of Si and Ge Nanocrystals

Mat. Res. Soc. Symp. Proc. 901, Rb09-03 (2006)

R. Farshchi, M.A. Scarpulla, P.R. Stone, K.M. Yu, I.D. Sharp, J.W. Beeman, H.H. Silvestri, L.A. Reichertz, E.E. Haller, and O.D. Dubon

Compositional tuning of ferromagnetism in Ga1-xMnxP

Solid State Commun. 140, 443 (2006)

O.D. Dubon, M.A. Scarpulla, R. Farshchi, and K.M. Yu

Doping and defect control of ferromagnetic semiconductors formed by ion implantation and pulsed-laser melting

Physica B 376, 630 (2006)

2005

O.D. Dubon and M.A. Scarpulla, K.M. Yu and W. Walukiewicz

Diluted semiconductors formed from energetic beams

IOP Conference Series 184, 399 (2005)

J.T. Robinson, J.A. Liddle, A. Minor,, V. Radmilovic,, D.O. Yi, P. Alex Greaney, K.N. Long, D.C. Chrzan, and, O.D. Dubon

Metal-Induced Assembly of a Semiconductor Island Lattice: Ge Truncated Pyramids on Au-Patterned Si

Nano Letters 5, 2070 (2005)

M.A. Scarpulla, B.L. Cardozo, R. Farshchi, W.M. Hlaing Oo, M.D. McCluskey, K.M. Yu, and O.D. Dubon

Ferromagnetism in Ga_1-xMn_xP: Evidence for inter-Mn exchange mediated by localized holes within a detached impurity band

Phys. Rev. Lett. 95, 207204 (2005)

K.M. Yu, W. Walukiewicz, T. Wojtowicz, J. Denlinger, M.A. Scarpulla, X. Liu, and J.K. Furdyna

Effect of film thickness on the incorporation of Mn interstitials in Ga_1-xMn_xAs

Appl. Phys. Lett. 86, 042102 (2005)

J.T. Robinson, J.A. Liddle, A. Minor, V. Radmilovic, and O.D. Dubon

Directed assembly of Ge islands grown on Au-patterned Si(100)

AIP Conf. Proc 772, 609 (2005)

K. Alberi, A. Minor, M.A. Scarpulla, S. J. Chung, D.E. Mars, K.M. Yu, W. Walukiewicz, and O. D. Dubon,

Fabrication of GaNxAs1-x Quantum Structures by Focused Ion Beam Patterning

AIP Conf. Proc 772, 223 (2005)

M.A. Scarpulla, K.M. Yu, W. Walukiewicz, and O.D. Dubon

Carrier Concentration Dependencies of Magnetization Transport in Ga_1-xMn_xAs_1-yTe_y

AIP Conf. Proc 772, 1367 (2005)

2004

K.M. Yu, W. Walukiewicz, M.A. Scarpulla, O.D. Dubon, W. Shan, J. Wu, J.W. Beeman, and P. Becla

Synthesis and properties of highly mismatched II-O-VI alloys

IEE Proc.-Optoelectronics 151, 452 (2004)

K.M. Yu, W. Walukiewicz, W. Shan, J. Wu, J.W. Beeman, M.A. Scarpulla, O.D. Dubon, and P. Becla

Synthesis and properties of highly mismatched II-O-VI alloys

J. Appl. Phys. 95, 6232 (2004)

K.M. Yu, W. Walukiewicz, J. Wu, W. Shan, M.A. Scarpulla, O.D. Dubon, J.W. Beeman, and P. Becla

Diluted ZnMnTe oxide: a multi-band semiconductor for high efficiency solar cells

Phys. Status Solidi B 241, 660 (2004)

W. Shan, K.M. Yu, W. Walukiewicz, J.W. Beeman, J. Wu, J.W. Ager III, M.A. Scarpulla, O.D. Dubon, and E.E. Haller

Effects of pressure on the band structure of highly mismatched Zn_1-yMn_yO_xTe_1-x alloys

Appl. Phys. Lett. 84, 924 (2004)

2003

K.M. Yu, J. Wu, W. Walukiewicz, W. Shan, J.W. Beeman, D.E. Mars, D.R. Chamberlin, M.A. Scarpulla, O.D. Dubon, M.C. Ridgway, and J.F. Geisz

Mutual passivation of group IV donors and isovalent nitrogen in diluted GaN_xAs_1-x alloys

Physica B 340, 389 (2003)

M.A. Scarpulla, U. Daud, K.M. Yu, O. Monteiro, Z. Liliental-Weber, D. Zakharov, W. Walukiewicz, and O.D. Dubon

Diluted magnetic semiconductors formed by ion implantation and pulsed-laser melting

Physica B 340, 908 (2003)

K.M. Yu, W. Walukiewicz, J. Wu, W. Shan, J.W. Beeman, M.A. Scarpulla, O.D. Dubon, and P. Becla

Diluted II-VI Oxide Semiconductors with Multiple Band Gaps

Phys. Rev. Lett. 91, 246403 (2003)

K.M. Yu, W. Walukiewicz, J. Wu, W. Shan, J.W. Beeman, M.A. Scarpulla, O.D. Dubon, M.C. Ridgway, D.E. Mars, and D.R. Chamberlin

Mutual passivation of group IV donors and nitrogen in diluted GaN_xAs_1-x alloys

Appl. Phys. Lett. 83, 2844 (2004)

K.M. Yu, W. Walukiewicz, M.A. Scarpulla, O.D. Dubon, J. Wu, J. Jasinski, Z. Liliental-Weber, J.W. Beeman, M.R. Pillai, and M.J. Aziz

Synthesis of GaN_xAs_1-x thin films by pulsed laser melting and rapid thermal annealing of N+-implanted GaAs

J. Appl. Phys. 94, 1043 (2003)

M.A. Scarpulla, O.D. Dubon, K.M. Yu, O. Monteiro, M.R. Pillai, M.J. Aziz, and M.C. Ridgway

Ferromagnetic Ga_1-xMn_xAs produced by ion implantation and pulsed-laser melting

Appl. Phys. Lett. 82, 1251 (2003)

2002

K.M. Yu, W. Walukiewicz, J. Wu, D.E. Mars, D.R. Chamberlin, M.A. Scarpulla, O.D. Dubon, and J.F. Geisz

Mutual passivation of electrically active and isovalent impurities

Nature Mater. 1, 185 (2002)

K.M. Yu, W. Walukiewicz, J.W. Beeman, M.A. Scarpulla, O.D. Dubon, M.R. Pillai, and M.J. Aziz

Enhanced nitrogen incorporation by pulsed laser annealing of GaN_xAs_1-x formed by N ion implantation

Appl. Phys. Lett. 80, 3958 (2002)