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Research Output 1983 2019

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2009
3 Citations (Scopus)

Metal-nonmetal transition in the sphalerite-type solid solution [ZnSnSb2]1-x[2(InSb)]x

Tengå, A., Javier Garcia-Garcia, F., Wu, Y., Newman, N. & Häussermann, U., Jun 2009, In : Journal of Solid State Chemistry. 182, 6, p. 1438-1442 5 p.

Research output: Contribution to journalArticle

Nonmetals
zincblende
Solid solutions
solid solutions
Metals
36 Citations (Scopus)

Structural properties and superconductivity in the ternary intermetallic compounds MAB (M=Ca, Sr, Ba; A=Al, Ga, In; B=Si, Ge, Sn)

Evans, M. J., Wu, Y., Kranak, V. F., Newman, N., Reller, A., Garcia-Garcia, F. J. & Häussermann, U., Aug 27 2009, In : Physical Review B - Condensed Matter and Materials Physics. 80, 6, 064514.

Research output: Contribution to journalArticle

Silicides
hexagons
Superconductivity
Electron diffraction
Superconducting materials
6 Citations (Scopus)

Zn 5Sb 4In 2-δ - A ternary derivative of thermoelectric zinc antimonides

Wu, Y., Lidin, S., Groy, T. L., Newman, N. & Häussermann, U., Jul 6 2009, In : Inorganic Chemistry. 48, 13, p. 5996-6003 8 p.

Research output: Contribution to journalArticle

zinc antimonides
Zinc
Derivatives
Atoms
atoms
2008
9 Citations (Scopus)

A novel technique for synthesizing MgB2 thin films with high upper critical fields

Shen, Y., Gandikota, R., Singh, R., Hunte, F. L., Jaroszynski, J., Larbalestier, D. C., Rowell, J. M. & Newman, N., Aug 1 2008, In : Superconductor Science and Technology. 21, 8, 085009.

Research output: Contribution to journalArticle

Magnesium
magnesium
Thin films
Boron
Aluminum Oxide
8 Citations (Scopus)

Composition modulations in Al0.4 Ga0.6 N layers grown by molecular beam epitaxy

Wise, A., Nandivada, R., Strawbridge, B., Carpenter, R., Newman, N. & Mahajan, S., 2008, In : Applied Physics Letters. 92, 26, 261914.

Research output: Contribution to journalArticle

molecular beam epitaxy
modulation
composite materials
wetting
sapphire
10 Citations (Scopus)

Effect of oxygen incorporation on normal and superconducting properties of MgB2 films

Singh, R., Shen, Y., Gandikota, R., Carvalho, C., Rowell, J. M. & Newman, N., 2008, In : Applied Physics Letters. 93, 24, 242504.

Research output: Contribution to journalArticle

oxygen
high field magnets
critical current
critical temperature
temperature distribution
3 Citations (Scopus)

Effect of Rb and Cs doping on superconducting properties of MgB2 thin films

Singh, R., Shen, Y., Gandikota, R., Wright, D., Carvalho, C., Rowell, J. M. & Newman, N., Feb 1 2008, In : Superconductor Science and Technology. 21, 2, 025012.

Research output: Contribution to journalArticle

Alkali Metals
Quartz
ampoules
Rutherford backscattering spectroscopy
Alkali metals
14 Citations (Scopus)

Effect of stoichiometry on oxygen incorporation in MgB2 thin films

Singh, R., Shen, Y., Gandikota, R., Rowell, J. M. & Newman, N., Jan 1 2008, In : Superconductor Science and Technology. 21, 1, 015018.

Research output: Contribution to journalArticle

Stoichiometry
stoichiometry
Oxygen
Thin films
oxygen
17 Citations (Scopus)

Metastable Cd4Sb3: A complex structured intermetallic compound with semiconductor properties

Tengå, A., Lidin, S., Belieres, J. P., Newman, N., Wu, Y. & Häussermann, U., Nov 19 2008, In : Journal of the American Chemical Society. 130, 46, p. 15564-15572 9 p.

Research output: Contribution to journalArticle

Semiconductors
Intermetallics
Semiconductor materials
Thermoelectric power
Temperature
11 Citations (Scopus)

Phase separation and atomic ordering in InxAlyGa1-x-yN layers

Meng, F. Y., Rao, M., Newman, N. & Mahajan, S., Nov 2008, In : Acta Materialia. 56, 19, p. 5552-5559 8 p.

Research output: Contribution to journalArticle

Phase separation
Chemical analysis
Modulation
Electron diffraction
Diffraction patterns
12 Citations (Scopus)

Stacking faults in quaternary InxAlyGa1-x-yN layers

Meng, F. Y., Rao, M., Newman, N., Carpenter, R. & Mahajan, S., Sep 2008, In : Acta Materialia. 56, 15, p. 4036-4045 10 p.

Research output: Contribution to journalArticle

Stacking faults
Gases
Transmission electron microscopy
Aluminum Oxide
High resolution electron microscopy
2007
54 Citations (Scopus)

Effect of metal doping on the low-temperature structural behavior of thermoelectric β-Zn4Sb3

Nylén, J., Lidin, S., Andersson, M., Liu, H., Newman, N. & Häussermann, U., Sep 2007, In : Journal of Solid State Chemistry. 180, 9, p. 2603-2615 13 p.

Research output: Contribution to journalArticle

Metals
Doping (additives)
Phase transitions
Liquid metals
metals
69 Citations (Scopus)

Low-temperature structural transitions in the phonon-glass thermoelectric material β-Zn4Sb3: Ordering of Zn interstitials and defects

Nylén, J., Lidin, S., Andersson, M., Iversen, B. B., Liu, H., Newman, N. & Häussermann, U., Feb 20 2007, In : Chemistry of Materials. 19, 4, p. 834-838 5 p.

Research output: Contribution to journalArticle

Phase transitions
Glass
Defects
Acoustic impedance
Chemical analysis
1 Citation (Scopus)

Saturation and intrinsic dynamics of fluxons in NbTi and MgB2

Chamberlin, R., Newman, N., Gandikota, R., Singh, R. & Moeckly, B. H., 2007, In : Applied Physics Letters. 90, 13, 132504.

Research output: Contribution to journalArticle

saturation
time dependence
magnetic flux
penetration
magnetization
22 Citations (Scopus)

Structure-dielectric property relationship for vanadium- and scandium-doped barium strontium titanate

Liu, S., Zenou, V. Y., Sus, I., Kotani, T., van Schilfgaarde, M. & Newman, N., May 2007, In : Acta Materialia. 55, 8, p. 2647-2657 11 p.

Research output: Contribution to journalArticle

Scandium
Barium strontium titanate
Vanadium
Dielectric properties
Doping (additives)
11 Citations (Scopus)

The formation of ordered structures in InGaN layers

Rao, M., Newman, N. & Mahajan, S., Jan 2007, In : Scripta Materialia. 56, 1, p. 33-36 4 p.

Research output: Contribution to journalArticle

flat surfaces
Transmission electron microscopy
deviation
transmission electron microscopy
matrices
2006
7 Citations (Scopus)

Atomic ordering in AlxGa1-xN thin-films

Wise, A. T., Kim, D. W., Newman, N. & Mahajan, S., Jan 2006, In : Scripta Materialia. 54, 2, p. 153-157 5 p.

Research output: Contribution to journalArticle

Organic Chemicals
Organic chemicals
Chemical vapor deposition
Metals
Transmission electron microscopy
7 Citations (Scopus)
Boron
Perovskite
Transmission electron microscopy
Microstructure
Electron diffraction
16 Citations (Scopus)

Effect of surface topography on reflection electron energy loss plasmon spectra of group III metals

Strawbridge, B., Singh, R., Beach, C., Mahajan, S. & Newman, N., 2006, In : Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films. 24, 5, p. 1776-1781 6 p.

Research output: Contribution to journalArticle

Electron reflection
Surface topography
Energy dissipation
topography
energy dissipation
12 Citations (Scopus)

Electrical transport properties of ferromagnetic Ga xCr 1-xN thin films

Wu, S. Y. & Newman, N., 2006, In : Applied Physics Letters. 89, 14, 142105.

Research output: Contribution to journalArticle

transport properties
moments
ferromagnetic films
thin films
ferromagnetism
17 Citations (Scopus)

Internally shunted Josephson junctions with barriers tuned near the metal-insulator transition for RSFQ logic applications

Yu, L., Gandikota, R., Singh, R., Gu, L., Smith, D., Meng, X., Zeng, X., Van Duzer, T., Rowell, J. M. & Newman, N., Aug 1 2006, In : Superconductor Science and Technology. 19, 8, p. 719-731 13 p., 006.

Research output: Contribution to journalArticle

Metal insulator transition
Josephson junctions
Superconducting materials
logic
insulators
30 Citations (Scopus)

MgB 2 tunnel junctions with native or thermal oxide barriers

Singh, R., Gandikota, R., Kim, J., Newman, N. & Rowell, J. M., 2006, In : Applied Physics Letters. 89, 4, 042512.

Research output: Contribution to journalArticle

tunnel junctions
oxides
tunnels
metal oxides
electrodes
21 Citations (Scopus)

Recent progress towards the development of ferromagnetic nitride semiconductors for spintronic applications

Newman, N., Wu, S. Y., Liu, H. X., Medvedeva, J., Gu, L., Singh, R., Yu, Z. G., Krainsky, I. L., Krishnamurthy, S., Smith, D., Freeman, A. J. & Van Schilfgaarde, M., Sep 2006, In : Physica Status Solidi (A) Applications and Materials Science. 203, 11, p. 2729-2737 9 p.

Research output: Contribution to journalArticle

Magnetoelectronics
Nitrides
nitrides
Semiconductor materials
Relaxation time
5 Citations (Scopus)

Structural, chemical and dielectric properties of ceramic injection moulded Ba(Zn1/3Ta2/3)O3 microwave dielectric ceramics

Liu, S., Merrick, V. A. & Newman, N., 2006, In : Journal of the European Ceramic Society. 26, 15, p. 3273-3278 6 p.

Research output: Contribution to journalArticle

Injection molding
Dielectric properties
Chemical properties
Structural properties
Microwaves
3 Citations (Scopus)

Structural, dielectric, and optical properties of Ni-doped barium cadmium tantalate ceramics

Liu, H., Liu, S., Zenou, V. Y., Beach, C. & Newman, N., Dec 15 2006, In : Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 45, 12, p. 9140-9142 3 p.

Research output: Contribution to journalArticle

Barium
Cadmium
Dielectric properties
cadmium
barium
2005
79 Citations (Scopus)

Characterization of Al(Cr)N and Ga(Cr)N dilute magnetic semiconductors

Gu, L., Wu, S. Y., Liu, H. X., Singh, R., Newman, N. & Smith, D., Apr 2005, In : Journal of Magnetism and Magnetic Materials. 290-291 PART 2, p. 1395-1397 3 p.

Research output: Contribution to journalArticle

Magnetic semiconductors
Epilayers
Curie temperature
Molecular beam epitaxy
Electron diffraction
34 Citations (Scopus)

Effect of damage by 2 MeV He ions and annealing on H c2 in MgB 2 thin films

Gandikota, R., Singh, R., Kim, J., Wilkens, B., Newman, N., Rowell, J. M., Pogrebnyakov, A. V., Xi, X. X., Redwing, J. M., Xu, S. Y., Li, Q. & Moeckly, B. H., Aug 15 2005, In : Applied Physics Letters. 87, 7, 072507.

Research output: Contribution to journalArticle

damage
annealing
thin films
ions
electrical resistivity
48 Citations (Scopus)

Effect of damage by 2 MeV He ions on the normal and superconducting properties of magnesium diboride

Gandikota, R., Singh, R., Kim, J., Wilkens, B., Newman, N., Rowell, J. M., Pogrebnyakov, A. V., Xi, X. X., Redwing, J. M., Xu, S. Y. & Li, Q., Jan 2005, In : Applied Physics Letters. 86, 1, 012508.

Research output: Contribution to journalArticle

magnesium
damage
electrical resistivity
alpha particles
critical temperature
5 Citations (Scopus)

Erratum: High-field superconductivity in alloyed Mg B2 thin films (Physical Review B- Condensed Matter and Materials Physics (2005) 71 (012504))

Braccini, V., Gurevich, A., Giencke, J. E., Jewell, M. C., Eom, C. B., Larbalestier, D. C., Pogrebnyakov, A., Cui, Y., Liu, B. T., Hu, Y. F., Redwing, J. M., Li, Q., Xi, X. X., Singh, R., Gandikota, R., Kim, J., Wilkens, B., Newman, N., Rowell, J., Moeckly, B. & 7 others, Ferrando, V., Tarantini, C., Marré, D., Putti, M., Ferdeghini, C., Vaglio, R. & Haanappel, E., 2005, In : Physical Review B - Condensed Matter and Materials Physics. 71, 17

Research output: Contribution to journalArticle

Superconductivity
Physics
Thin films
10 Citations (Scopus)

Exchange biasing of ferromagnetic Cr-doped GaN using a MnO overlayer

Liu, H. X., Wu, S. Y., Singh, R. & Newman, N., Aug 15 2005, In : Journal of Applied Physics. 98, 4, 046106.

Research output: Contribution to journalArticle

hysteresis
cooling
augmentation
shift
magnetic fields
16 Citations (Scopus)

Experimental and theoretical investigation of the structural, chemical, electronic, and high frequency dielectric properties of barium cadmium tantalate-based ceramics

Liu, S., Taylor, R., Petrovic, N. S., Budd, L., Van Schilfgaarde, M. & Newman, N., Jan 1 2005, In : Journal of Applied Physics. 97, 1, 014105.

Research output: Contribution to journalArticle

cadmium
barium
dielectric properties
ceramics
permittivity
11 Citations (Scopus)

Fabrication of niobium titanium nitride thin films with high superconducting transition temperatures and short penetration lengths

Yu, L., Singh, R., Liu, H., Wu, S. Y., Hu, R., Durand, D., Bulman, J., Rowell, J. M. & Newman, N., Mar 2005, In : IEEE Transactions on Applied Superconductivity. 15, 1, p. 44-47 4 p.

Research output: Contribution to journalArticle

Niobium
Titanium nitride
titanium nitrides
niobium
Superconducting transition temperature
32 Citations (Scopus)

Half-metallicity and efficient spin injection in AlN/GaN: Cr (0001) heterostructure

Medvedeva, J. E., Freeman, A. J., Cui, X. Y., Stampfl, C. & Newman, N., Apr 15 2005, In : Physical Review Letters. 94, 14, 146602.

Research output: Contribution to journalArticle

metallicity
injection
conduction electrons
nitrides
tunnels
216 Citations (Scopus)

High-field superconductivity in alloyed MgB 2 thin films

Braccini, V., Gurevich, A., Giencke, J. E., Jewell, M. C., Eom, C. B., Larbalestier, D. C., Pogrebnyakov, A., Cui, Y., Liu, B. T., Hu, Y. F., Redwing, J. M., Li, Q., Xi, X. X., Singh, R., Gandikota, R., Kim, J., Wilkens, B., Newman, N., Rowell, J., Moeckly, B. & 7 others, Ferrando, V., Tarantini, C., Marré, D., Putti, M., Ferdeghini, C., Vaglio, R. & Haanappel, E., Jan 2005, In : Physical Review B - Condensed Matter and Materials Physics. 71, 1, 012504.

Research output: Contribution to journalArticle

Superconductivity
superconductivity
Thin films
thin films
Ion bombardment
6 Citations (Scopus)

Incorporation of a frequency-dependent dielectric response for the barrier material in the josephson junction circuit model

Yu, L., Newman, N., Rowell, J. M. & Van Duzer, T., Sep 2005, In : IEEE Transactions on Applied Superconductivity. 15, 3, p. 3886-3899 14 p.

Research output: Contribution to journalArticle

Josephson junctions
Superconducting materials
Metal insulator transition
Networks (circuits)
Electric potential
183 Citations (Scopus)

Role of embedded clustering in dilute magnetic semiconductors: Cr doped GaN

Cui, X. Y., Medvedeva, J. E., Delley, B., Freeman, A. J., Newman, N. & Stampfl, C., Dec 16 2005, In : Physical Review Letters. 95, 25, 256404.

Research output: Contribution to journalArticle

statistical distributions
atoms
tendencies
magnetic properties
configurations
37 Citations (Scopus)

Spin relaxation of electrons and holes in zinc-blende semiconductors

Yu, Z. G., Krishnamurthy, S., Van Schilfgaarde, M. & Newman, N., Jun 15 2005, In : Physical Review B - Condensed Matter and Materials Physics. 71, 24, 245312.

Research output: Contribution to journalArticle

Zinc
zinc
Semiconductor materials
Orbits
Electrons
42 Citations (Scopus)

The role of Cr substitution on the ferromagnetic properties of Ga 1-xCr xN

Singh, R., Wu, S. Y., Liu, H. X., Gu, L., Smith, D. & Newman, N., Jan 2005, In : Applied Physics Letters. 86, 1, 012504.

Research output: Contribution to journalArticle

substitutes
backscattering
interstitials
molecular beam epitaxy
magnetic properties
2004
5 Citations (Scopus)

Electron microscopy characterization of Ba(Cd1/3Ta2/3)O3 microwave dielectrics with boron additive

Sun, J., Liu, S., Newman, N., McCartney, M. & Smith, D., May 2004, In : Journal of Materials Research. 19, 5, p. 1387-1391 5 p.

Research output: Contribution to journalArticle

Boron
Electron microscopy
electron microscopy
boron
Microwaves
2 Citations (Scopus)

Erratum: Synthesis, characterization, and modeling of high quality ferromagnetic Cr-doped AIN thin films (Applied Physics Letters (2003) 82 (3047))

Wu, S. Y., Liu, H. X., Gu, L., Singh, R., Budd, L., Van Schilfgaarde, M., McCartney, M., Smith, D. & Newman, N., Oct 18 2004, In : Applied Physics Letters. 85, 16, p. 3639 1 p.

Research output: Contribution to journalArticle

physics
synthesis
thin films
9 Citations (Scopus)

Microstructure and dielectric properties of Ba(Cd1/3Ta2/3)O3 microwave ceramics synthesized with a boron oxide sintering aid

Liu, S., Sun, J., Taylor, R., Smith, D. & Newman, N., Dec 2004, In : Journal of Materials Research. 19, 12, p. 3526-3533 8 p.

Research output: Contribution to journalArticle

boron oxides
Dielectric properties
Boron
dielectric properties
sintering
171 Citations (Scopus)

Observation of ferromagnetism above 900 K in Cr-GaN and Cr-AlN

Liu, H. X., Wu, S. Y., Singh, R., Gu, L., Smith, D., Newman, N., Dilley, N. R., Montes, L. & Simmonds, M. B., Nov 1 2004, In : Applied Physics Letters. 85, 18, p. 4076-4078 3 p.

Research output: Contribution to journalArticle

ferromagnetism
impurities
backscattering
magnetic properties
interference
14 Citations (Scopus)

Ordered domains and boundary structure in Ba(Cd 1/3Ta 2/3)O 3 perovskite dielectrics

Sun, J., Liu, S., Newman, N. & Smith, D., May 10 2004, In : Applied Physics Letters. 84, 19, p. 3918-3920 3 p.

Research output: Contribution to journalArticle

antiphase boundaries
electron microscopy
electron diffraction
symmetry
energy
12 Citations (Scopus)

Thermochemical analysis of MgB2 synthesis by molecular-beam epitaxy

Kim, J., Singh, R., Rowell, J. M., Newman, N., Gu, L. & Smith, D., Sep 15 2004, In : Journal of Crystal Growth. 270, 1-2, p. 107-112 6 p.

Research output: Contribution to journalArticle

Molecular beam epitaxy
molecular beam epitaxy
Fluxes
synthesis
Superconducting films
2003
100 Citations (Scopus)

Spin lifetimes of electrons injected into GaAs and GaN

Krishnamurthy, S., Van Schilfgaarde, M. & Newman, N., Sep 1 2003, In : Applied Physics Letters. 83, 9, p. 1761-1763 3 p.

Research output: Contribution to journalArticle

life (durability)
electrons
mean free path
conduction bands
purity
55 Citations (Scopus)

Thermochemistry of MgB2 thin film synthesis

Kim, J., Singh, R., Newman, N. & Rowell, J. M., Jun 2003, In : IEEE Transactions on Applied Superconductivity. 13, 2 III, p. 3238-3241 4 p.

Research output: Contribution to journalArticle

Thermochemistry
thermochemistry
Thin films
Kinetics
kinetics
2002
13 Citations (Scopus)

Engineering issues in high-frequency RSFQ circuits

Van Duzer, T., Zheng, L., Meng, X., Loyo, C., Whiteley, S. R., Yu, L., Newman, N., Rowell, J. M. & Yoshikawa, N., Aug 2002, In : Physica C: Superconductivity and its Applications. 372-376, PART 1, p. 1-6 6 p.

Research output: Contribution to journalArticle

engineering
Fluxes
Tunnel junctions
Networks (circuits)
Inductance
Materials science
materials science
Desorption
Positive ions
desorption
1 Citation (Scopus)

Erratum: Internally shunted sputtered NbN Josephson junctions with a TaNx barrier for nonlatching logic applications (Appl. Phy. Lett. (2001) 78 (99))

Kaul, A. B., Whiteley, S. R., Van Duzer, T., Yu, L., Newman, N. & Rowell, J. M., Apr 8 2002, In : Applied Physics Letters. 80, 14, p. 2611 1 p.

Research output: Contribution to journalArticle

Josephson junctions
logic
7 Citations (Scopus)

Measurement of the coherence length of sputtered Nb0.62Ti0.38N thin films

Yu, L., Newman, N. & Rowell, J. M., Jun 2002, In : IEEE Transactions on Applied Superconductivity. 12, 2, p. 1795-1798 4 p.

Research output: Contribution to journalArticle

Thin films
thin films
Superconducting transition temperature
proximity
transition temperature