Members' Recent Journal Publications:

2008

J. Smoliner, W. Brezna, P. Klang, A.M. Andrews, G. Strasser, "Quantitative scanning capacitance microscopy on single sub-surface InAs quantum dots" Applied Physics Letters vol. 92, pp. 092112, Mar 2008.

S. C. Wang, H. Yang, S. Banerjee, I. P. Herman, and D. L. Akins, “AOT dispersed single-walled carbon  nanotubes for transistor device application,” Materials Letters, vol. 62, pp. 843, Mar 2008.

E. Mujagic, M. Austerer, S. Schartner, M. Nobile, L. K. Hoffmann, W. Schrenk, G. Strasser, M. P. Semtsiv, I. Bayrakli, M. Wienold, and W. T. Masselink, "Impact of doping on the performance of short-wavelength InP-based quantum-cascade lasers," Journal of Applied Physics, vol. 103, pp. 033104, Feb 2008.

A. Lupu, F. H. Julien, S. Golka, G. Pozzovivo, G. Strasser, E. Baumann, F. Giorgetta, D. Hofstetter, S. Nicolay, M. Mosca, E. Feltin, J. F. Carlin, and N. Grandjean, "Lattice-matched GaN-InAlN waveguides at lambda=1.55 mu m grown by metal-organic vapor phase epitaxy," IEEE Photonics Technology Letters, vol. 20, pp. 102-104, Jan-Feb 2008.

L. K. Hoffmann, C. A. Hurni, S. Schartner, E. Mujagic, A. M. Andrews, P. Klang, W. Schrenk, M. P. Semtsiv, W. T. Masselink, and G. Strasser, "Wavelength dependent phase locking in quantum cascade laser Y-junctions," Applied Physics Letters, vol. 92, pp. 061110, Feb 2008.

D. Stehr, M. Wagner, H. Schneider, M. Helm, A. M. Andrews, T. Roch, and G. Strasser, "Two-color pump-probe studies of intraminiband relaxation in doped GaAs/AlGaAs superlattices," Applied Physics Letters, vol. 92, pp. 051104, Feb 2008.

D. Andrijasevic, M. Austerer, A. M. Andrews, P. Klang, W. Schrenk, and G. Strasser, "Hybrid integration of GaAs quantum cascade lasers with Si substrates by thermocompression bonding," Applied Physics Letters, vol. 92, pp. 051117, Feb 2008.

A.G. Markelz, “Invited Review: Terahertz dielectric sensitivity to biomolecular structure and function,” IEEE Journal of Selected Topics in Quantum Electronics, vol. 14, pp. 180, Feb 2008. 

R. Balu, H. Zhang, E. Zukowski, J.-Y. Chen, A.G. Markelz, and Susan K. Gregurick, “Terahertz spectroscopy of Bacteriorhodopsin and Rhodopsin: Similarities and differences,” Biophysical Journal, vol. 107, pp. 105163, Nov 2008.

S. J. Kim, V.P. Chodavarapu, A.N. Cartwright, M.T. Swihart, and T.J. Bunning, "Enhanced oxygen detection using porous polymeric gratings with integrated recognition elements," Sensors and Actuators B, 2008, in press.

K. T. Yong, I. Roy, H.E. Pudavar, E.J. Bergey, K.M. Tramposch, M.T. Swihart,and P.N. Prasad, "Multiplex imaging of pancreatic cancer cells by using functionalized quantum rods," Advanced Materials, 2008, in press.

K. T. Yong, Y. Sahoo, M. Swihart, P.M. Schneeberger, and P.N. Prasad, "Templated Synthesis of Gold Nanorods (NRs): The Effects of Cosurfactants and Electrolytes on the Shape and Optical Properties," Topics in Catalysis, 2008, in press.

H. Kothari, A. Ramamoorthy, R. Akis, S. M. Goodnick, B. K. Ferry, J. L. Reno, and J. P. Bird, "Linear and nonlinear conductance of ballistic quantum wires with hybrid confinement," Journal of Applied Physics, vol. 103, p. 6, Jan 2008.  

S. J. Kim, W. J. Kim, Y. Sahoo, A. N. Cartwright, and P. N. Prasad, "Multiple exciton generation and electrical extraction from a PbSe quantum dot photoconductor," Applied Physics Letters, vol. 92, pp. 031107, Jan 2008.

M. C. K. Cheung, A. N. Cartwright, I. R. Sellers, B. D. McCombe, and I. L. Kuskovsky, "Time-resolved photoluminescence of type-II quantum dots and isoelectronic centers in Zn-Se-Te superlattice structures," Applied Physics Letters, vol. 92, pp. 032106, Jan 2008.

2007

S. Abermann, G. Pozzovivo, J. Kuzmik, G. Strasser, D. Pogany, J. F. Carlin, N. Grandjean, and E. Bertagnolli, "MOCVD of HfO2 and ZrO2 high-k gate dielectrics for InAlN/AlN/GaN MOS-HEMTs," Semiconductor Science and Technology, vol. 22, pp. 1272-1275, Dec 2007.

R. Ferreira, G. Bastard, C. Sirtori, G. Strasser, and K. Unterrainer, "Two-electron states bound to interface defects in quantum cascade lasers subjected to a strong magnetic field," Physical Review B, vol. 76, p. 5, Oct 2007.

L. K. Hoffmann, C. A. Hurni, S. Schartner, M. Austerer, E. Mujagic, M. Nobile, A. Benz, W. Schrenk, A. M. Andrews, P. Klang, and G. Strasser, "Coherence in Y-coupled quantum cascade lasers," Applied Physics Letters, vol. 91, pp. 161106, Oct 2007.

A. Benz, G. Fasching, C. Deutsch, A. M. Andrews, K. Unterrainer, P. Klang, W. Schrenk, and G. Strasser, "Terahertz photonic crystal resonators in double-metal waveguides," Optics Express, vol. 15, pp. 12418-12424, Sep 2007.

A. Lugstein, A. M. Andrews, M. Steinmair, Y. J. Hyun, E. Bertagnolli, M. Weil, P. Pongratz, M. Schrambock, T. Roch, and G. Strasser, "Growth of branched single-crystalline GaAs whiskers on Si nanowire trunks," Nanotechnology, vol. 18, p. 5, Sep 2007.

G. Fasching, V. Tamosiunas, A. Benz, A. M. Andrews, K. Unterrainer, R. Zobl, T. Roch, W. Schrenk, and G. Strasser, "Subwavelength microdisk and microring Terahertz quantum-cascade lasers," IEEE Journal of Quantum Electronics, vol. 43, pp. 687-697, Jul-Aug 2007.

G. Pozzovivo, J. Kuzmik, S. Golka, W. Schrenk, G. Strasser, D. Pogany, K. Cico, M. Tapajna, K. Frohlich, J. F. Carlin, M. Gonschorek, E. Feltin, and N. Grandjean, "Gate insulation and drain current saturation mechanism in InAlN/GaN metal-oxide-semiconductor high-electron-mobility transistors," Applied Physics Letters, vol. 91, pp. 043509, Jul 2007.

S. Schartner, S. Golka, M. Austerer, A. M. Andrews, W. Schrenk, E. Gornik, and G. Strasser, "Characterization of planar photonic crystals using a quantum well infrared photodetector," Physica Status Solidi B-Basic Solid State Physics, vol. 244, pp. 2916-2925, Aug 2007.

J. Kuzmik, J. F. Carlin, M. Gonschorek, A. Kostopoulos, G. Konstantinidis, G. Pozzovivo, S. Golka, A. Georgakilas, N. Grandjean, G. Strasser, and D. Pogany, "Gate-lag and drain-lag effects in (GaN)/InAlN/GaN and InAlN/AlN/GaN HEMTs," Physica Status Solidi a-Applications and Materials Science, vol. 204, pp. 2019-2022, Jun 2007.

S. Golka, S. Schartner, W. Schrenk, and G. Strasser, "Low bias reactive ion etching of GaAs with a SiCl4/N-2/O-2 time-multiplexed process," Journal of Vacuum Science & Technology B, vol. 25, pp. 839-844, May-Jun 2007.

L. Nevou, N. Kheirodin, M. Tchernycheva, L. Meignien, P. Crozat, A. Lupu, E. Warde, F. H. Julien, G. Pozzovivo, S. Golka, G. Strasser, F. Guillot, and E. Monroy, "Short-wavelength intersubband electroabsorption modulation based on electron tunneling between GaN/AlN coupled quantum wells," Applied Physics Letters, vol. 90, pp. 223511, May 2007.

T. Roch, A. M. Andrews, G. Fasching, A. Benz, W. Schrenk, K. Unterrainer, and G. Strasser, "High-quality MBE growth of Al chi Ga1-chi As-based THz quantum cascade lasers," Central European Journal of Physics, vol. 5, pp. 244-251, Jun 2007.

A. Benz, G. Fasching, A. M. Andrews, M. Martl, K. Unterrainer, T. Roch, W. Schrenk, S. Golka, and G. Strasser, "Influence of doping on the performance of terahertz quantum-cascade lasers," Applied Physics Letters, vol. 90, pp. 101107, Mar 2007.

S. Oezcan, J. Smoliner, M. Andrews, G. Strasser, T. Dienel, R. Franke, and T. Fritz, "Ballistic electron transport through titanylphthalocyanine films," Applied Physics Letters, vol. 90, pp. 092107, Feb 2007.

J. Y. Chen, J. R. Knab, S. J. Ye, Y. F. He, and A. G. Markelz, "Terahertz dielectric assay of solution phase protein binding," Applied Physics Letters, vol. 90, pp. 243901, Jun 2007.

Y. F. He, J. Knab, J. Y. Chen, and A. Markelz, "Is the protein dynamical transition dependent on tertiary structure?," Biophysical Journal, pp. 405A-405A, Jan 2007.

J. R. Knab, J. Y. Chen, Y. F. He, and A. G. Markelz, "Terahertz measurements of protein relaxational dynamics," Proceedings of the IEEE, vol. 95, pp. 1605-1610, Aug 2007.

A. G. Markelz, J. R. Knab, J. Y. Chen, and Y. F. He, "Protein dynamical transition in terahertz dielectric response," Chemical Physics Letters, vol. 442, pp. 413-417, Jul 2007. 

Jing-Yin Chen, J.R. Knab, Shuji Ye, Yunfen He, and A.G. Markelz, “Terahertz dielectric assay of solution phase protein binding,” Applied Physics Letters, vol. 90, pp. 243901, Jun 2007.

J.R. Knab, Jing-Yin Chen, Yunfen He, and A.G. Markelz, “Terrahertz measurements of protein relaxational dynamics,” Proceedings of the IEEE, vol. 95, pp. 1605, Aug 2007.

P. L. Tereshchuk, Z.M. Khakimov, F.T. Umarova, and M.T. Swihart, "Energetically competitive growth patterns of silicon clusters: Quasi-one-dimensional clusters versus diamond-like clusters," Physical Review B: Condensed Matter and Materials Physics, vol. 76, pp. 125418/1-125418/9, Sept 2007.

K. T. Yong, Y. Sahoo, M. T. Swihart, and P. N. Prasad, "Shape control of CdS nanocrystals in one-pot synthesis," Journal of Physical Chemistry C, vol. 111, pp. 2447-2458, Feb 2007.

K.-T. Yong, J. Qian, I. Roy, H.H. Lee, E.J. Bergey, K.M. Tramposch, S. He, M.T. Swihart, "Quantum rod bioconjugates as targeted probes for confocal and two-photon fluorescence imaging of cancer cells," Nano Letters, vol. 7, pp. 761-765, Feb 2007.

K. T. Yong, Y. Sahoo, H. Zeng, M. T. Swihart, J. R. Minter, and P. N. Prasad, "Formation of ZnTe nanowires by oriented attachment," Chemistry of Materials, vol. 19, pp. 4108-4110, Aug 2007.

H. W. Zhang and M. T. Swihart, "Synthesis of tellurium dioxide nanoparticles by spray pyrolysis," Chemistry of Materials, vol. 19, pp. 1290-1301, Mar 2007.

S. J. Jang, W. J. Kong, and H. Zeng, "Magnetotransport in Fe3O4 nanoparticle arrays dominated by noncollinear surface spins," Physical Review B, vol. 76, Dec 2007.

C. Kim, T. Loedding, S. Jang, and H. Zeng, "FePt nanodot arrays with perpendicular easy axis, large coercivity, and extremely high density," Applied Physics Letters, vol. 91, pp. 172508, Oct 2007.

W. Witzel, X. Hu, and S. Das Sarma, “Decoherence induced by anisotropic hyperfine interaction in Si spin qubits,” Physical Review B, vol. 76, pp. 035212, Jul 2007.

M. Friesen, A. Biswas, X. Hu, and D. Lidar, “Efficient multiqubit entaglement based on an exchange-coupled spin bus,” Physical Review Letters, vol. 98, pp. 230503, Jun 2007.

S. Savelev, A.L. Rakhmanov, X. Hu, A. Kasumov, and F. Nori, “Quantum electromechanics: Quantum tunneling near resonance and qubits from buckling nanoscale bars,” Physical Review B, vol. 75, pp. 165417, Apr 2007.

G. Ramon and X. Hu, “Dynamical nuclear spin polarization and the Zamboni effect in gated double quantum dots,” Physical Review B, vol. 75, pp. 161301, Apr 2007.

J.Q. You, X. Hu, S. Ashhab, and F. Nori, “Low-decoherence flux qubit,” Physical Review B, vol. 75, pp. 140515, Apr 2007.

R. Crane, N. P. Armitage, A. Johansson, G. Sambandamurthy, D. Shahar, and G. Gruner, "Survival of superconducting correlations across the two-dimensional superconductor-insulator transition: A finite-frequency study," Physical Review B, vol. 75, pp. 184530, May 2007.

R. W. Crane, N. P. Armitage, A. Johansson, G. Sambandamurthy, D. Shahar, and G. Gruner, "Fluctuations, dissipation, and nonuniversal superfluid jumps in two-dimensional superconductors," Physical Review B, vol. 75, pp. 094506, Mar 2007.

B. Naser, D. K. Ferry, J. Heeren, J. L. Reno, and J. P. Bird, "Investigations of the non-linear transient response of quantum point contacts using pulsed excitation with sub-nanosecond time resolution," Physica E-Low-Dimensional Systems & Nanostructures, vol. 40, pp. 84-91, Oct 2007.

T. Kim, B. Naser, R. V. Chamberlin, M. V. Schilfgaarde, P. A. Bennett, and J. P. Bird, "Large hysteretic magnetoresistance of silicide nanostructures," Physical Review B, vol. 76, p. 7, Nov 2007.

N. Aoki, K. Sudou, K. Okamoto, and J. P. Bird, "Scanning gate microscopy of copper phthalocyanine field effect transistors," Applied Physics Letters, vol. 91, pp. 192113, Nov 2007.

Y. Yoon, L. Mourokh, T. Morimoto, N. Aoki, Y. Ochiai, J. L. Reno, and J. P. Bird, "Probing the microscopic structure of bound states in quantum point contacts," Physical Review Letters, vol. 99, p. 4, Sep 2007.

M. Bell, A. Sergeev, V. Mitin, J. Bird, A. Verevkin, and G. Gol'tsman, "One-dimensional resistive states in quasi-two-dimensional superconductors: Experiment and theory," Physical Review B, vol. 76, p. 5, Sep 2007.

A. Bell, N. Kaurova, A. Divochiy, G. Gol'tsman, J. Bird, A. Sergeev, and A. Verevkin, "On the nature of resistive transition in disordered superconducting nanowires," IEEE Transactions on Applied Superconductivity, vol. 17, pp. 267-270, Jun 2007.

A. Ramamoorthy, J. P. Bird, and J. L. Reno, "Using split-gate structures to explore the implementation of a coupled-electron-waveguide qubit scheme," Journal of Physics-Condensed Matter, vol. 19, p. 15, Jul 2007.

J. U. Bae, T. Y. Lin, Y. Yoon, S. J. Kim, J. P. Bird, A. Imre, W. Porod, and J. L. Reno, "Large hysteretic magnetoresistance in high-mobility semiconductor quantum wires bridged by single-domain nanomagnets," Applied Physics Letters, vol. 91, pp. 022105, Jul 2007.

Y. Ochiai, Y. Ujiie, N. Yumoto, S. Harada, T. Morimoto, N. Aoki, J. P. Bird, and D. K. Ferry, "Chaotic behavior in the magneto-resistance of quantum dot and quantum point contact," Progress of Theoretical Physics Supplement, pp. 127-135, 2007.

R. Brunner, R. Meisels, F. Kuchar, R. Akis, D. K. Ferry, and J. P. Bird, "Draining of the sea of chaos: Role of resonant transmission and reflection in an array of billiards," Physical Review Letters, vol. 98, p. 4, May 2007.

V. I. Kadushkin, Y. G. Sadof'ev, J. P. Bird, S. R. Johnson, and Y. H. Zhang, "Resonance modulation of the intersubband electron-electron interaction in an AlSb(delta-Te)/InAs/AsSb(delta-Te) quantum well by magnetic field," Semiconductors, vol. 41, pp. 327-334, Mar 2007.

L. Mourokh, A. Smirnov, J. Bird, and M. Stopa, "Fano resonances in the system of coupled point contacts," Journal of Computer-Aided Materials Design, vol. 14, pp. 97-101, Apr 2007.

B. Naser, D. K. Ferry, J. Heeren, J. L. Reno, and J. P. Bird, "Pulsed measurements of the nonlinear conductance of quantum point contacts," Applied Physics Letters, vol. 90, pp. 043103, Jan 2007.

R. Thapa, K. R. Choudhury, W. J. Kim, Y. Sahoo, A. N. Cartwright, and P. N. Prasad, "Polymeric nanocomposite infrared photovoltaics enhanced by pentacene," Applied Physics Letters, vol. 90, pp. 252112, Jun 2007.

N. Cho, K. R. Choudhury, R. B. Thapa, Y. Sahoo, T. Ohulchanskyy, A. N. Cartwright, K. S. Lee, and P. N. Prasad, "Efficient photodetection at IR wavelengths by incorporation of PbSe-carbon-nanotube conjugates in a polymeric nanocomposite," Advanced Materials, vol. 19, pp. 232-+, Jan 2007.

W. Brezna, G. Strasser, J. Smoliner, "Two color, low intensity feedback for local photocurrent spectroscopy," Review of Scientific Instruments, vol. 78, pp. 063706, Jun 2007.

B. E. White*, S. Banerjee*, S. O’Brien, N. J. Turro, and I. P. Herman, “Zeta potential measurements of surfactant-wrapped individual single-walled carbon nanotubes,” Journal of Physical Chemistry C, vol. 111, pp. 13684, Aug, 2007.

L. C. Teague, S. Banerjee, S. S. Wong, C. A. Richter, B. Varughese, and J. D. Batteas, “Effects of ozonolysis and subsequent growth of quantum dots on the electrical properties of freestanding single-walled carbon nanotube films,” Chemical Physics Letters, vol. 442, pp. 354, Jun 2007.

W. Wang, S. Banerjee, S. Jia, M. Steigerwald, and I. P. Herman, “Ligand control of growth, morphology, and capping structure of colloidal CdSe nanorods,” Chemical Materials, vol. 19, pp. 2573, Apr 2007.

D. Lee, S. Jia, S. Banerjee, J. Bevk, I. P. Herman, and J. W. Kysar, “Viscoplastic and granular behavior in films of colloidal nanocrystals,” Physical Review Letters, vol. 98, pp. 026103/1, Jan 2007.

2006

M. C. Kuo, J. S. Hsu, J. L. Shen, K. C. Chiu, W. C. Fan, Y. C. Lin, C. H. Chia, W. C. Chou, M. Yasar, R. Mallory, A. Petrou, and H. Luo, "Photoluminescence studies of type-II diluted magnetic semiconductor ZnMnTe/ZnSe quantum dots," Applied Physics Letters, vol. 89, pp. 263111, Dec 2006.

R. Sheparovych, Y. Sahoo, M. Motornov, S. M. Wang, H. Luo, P. N. Prasad, I. Sokolov, and S. Minko, "Polyelectrolyte stabilized nanowires from Fe3O4 nanoparticles via magnetic field induced self-assembly," Chemistry of Materials, vol. 18, pp. 591-593, Feb 2006.

M. Austerer, S. Schartner, C. Pfugl, A. M. Andrews, T. Roch, W. Schrenk, and G. Strasser, "Second-harmonic generation in GaAs-based quantum-cascade lasers," Physica E-Low-Dimensional Systems & Nanostructures, vol. 35, pp. 234-240, Dec 2006.

M. Coquelin, C. Pacher, M. Kast, G. Strasser, and E. Gornik, "Wannier-Stark level anticrossing in biperiodic superlattices," Physica Status Solidi B-Basic Solid State Physics, vol. 243, pp. 3692-3695, Nov 2006.

G. Fasching, A. Benz, R. Zobl, A. M. Andrews, T. Roch, W. Schrenk, G. Strasser, V. Tamosiunas, and K. Unterrainer, "Microcavity THz quantum cascade laser," Physica E-Low-Dimensional Systems & Nanostructures, vol. 32, pp. 316-319, May 2006.

 N. A. Kabir, Y. Yoon, J. R. Knab, J. Y. Chen, A. G. Markelz, J. L. Reno, Y. Sadofyev, S. Johnson, Y. H. Zhang, and J. P. Bird, "Terahertz transmission characteristics of high-mobility GaAs and InAs two-dimensional-electron-gas systems," Applied Physics Letters, vol. 89, pp. 132109, Sep 2006.

J. Knab, J. Y. Chen, and A. Markelz, "Hydration dependence of conformational dielectric relaxation of lysozyme," Biophysical Journal, vol. 90, pp. 2576-2581, Apr 2006.

Y. Q. He, Y. Sahoo, S. M. Wang, H. Luo, P. N. Prasad, and M. T. Swihart, "Laser-driven synthesis and magnetic properties of iron nanoparticles," Journal of Nanoparticle Research, vol. 8, pp. 335-342, Aug 2006.

F. Hua, F. Erogbogbo, M.T. Swihart, and E. Ruckenstein, "Organically capped silicon nanoparticles with blue photoluminescence prepared by hydrosilylation followed by oxidation," Langmuir, vol. 22, pp. 4363-4370, Mar 2006.

S. Sato and M. T. Swihart, "Propionic-acid-terminated silicon nanoparticles: Synthesis and optical characterization," Chemistry of Materials, vol. 18, pp. 4083-4088, Aug 2006.

W. Shi, H. Zeng, Y. Sahoo, T.Y. Ohulchanskyy, Y. Ding, Z.L. Wang, M. Swihart, and P.N. Prasad, "A general approach to binary and ternary hybrid nanocrystals," Nano Letters, vol. 6, pp. 875-881, Mar 2006.

W. Shi, Y. Sahoo, H. Zeng, Y. Ding, M.T. Swihart, and P.N. Prasad, "Anisotropic growth of PbSe nanocrystals on Au-Fe3O4 hybrid nanoparticles," Advanced Materials, vol. 18, pp. 1889-1894, Jul 2006.

K. T. Yong, Y. Sahoo, K. R. Choudhury, M. T. Swihart, J. R. Minter, and P. N. Prasad, "Control of the morphology and size of PbS nanowires using gold nanoparticles," Chemistry of Materials, vol. 18, pp. 5965-5972, Dec 2006.

K. T. Yong, Y. Sahoo, K. R. Choudhury, M. T. Swihart, J. R. Minter, and P. N. Prasad, "Shape control of PbSe nanocrystals using noble metal seed particles," Nano Letters, vol. 6, pp. 709-714, Apr 2006.

K. T. Yong, Y. Sahoo, M. T. Swihart, and P. N. Prasad, "Synthesis and plasmonic properties of silver and gold nanoshells on polystyrene cores of different size and of gold-silver core-shell nanostructures," Colloids and Surfaces a-Physicochemical and Engineering Aspects, vol. 290, pp. 89-105, Nov 2006.

K. T. Yong, Y. Sahoo, M. T. Swihart, and P. N. Prasad, "Growth of CdSe quantum rods and multipods seeded by noble-metal nanoparticles," Advanced Materials, vol. 18, pp. 1978-+, Aug 2006.

C. B. Rong, D. R. Li, V. Nandwana, N. Poudyal, Y. Ding, Z. L. Wang, H. Zeng, and J. P. Liu, "Size-dependent chemical and magnetic ordering in L1(0)-FePt nanoparticles," Advanced Materials, vol. 18, pp. 2984-+, Nov 2006.

W. L. Shi, Y. Sahoo, H. Zeng, Y. Ding, M. T. Swihart, and P. N. Prasad, "Anisotropic growth of PbSe nanocrystals on Au-Fe3O4 hybrid nanoparticles," Advanced Materials, vol. 18, pp. 1889-+, Jul 2006.

W. L. Shi, H. Zeng, Y. Sahoo, T. Y. Ohulchanskyy, Y. Ding, Z. L. Wang, M. Swihart, and P. N. Prasad, "A general approach to binary and ternary hybrid nanocrystals," Nano Letters, vol. 6, pp. 875-881, Apr 2006.
 

W. L. Shi, H. Zeng, Y. Sahoo, T. Y. Ohulchanskyy, Y. Ding, Z. L. Wang, M. Swihart, and P. N. Prasad, "A general approach to binary and ternary hybrid nanocrystals," Nano Letters, vol. 6, pp. 875-881, Apr 2006.

H. Zeng, C. T. Black, R. L. Sandstrom, P. M. Rice, C. B. Murray, and S. H. Sun, "Magnetotransport of magnetite nanoparticle arrays," Physical Review B, vol. 73, p. 4, Jan 2006.

T. Tanamoto, Yu-xi Liu, S. Fujita, X. Hu, and F. Nori, “Cluster states in charge qubits based on coupled quantum dots,” Physical Review Letters, vol. 97, pp. 230501, Dec 2006.
 

C. Deng and X.Hu, “Analytical solution of electron spin decoherence through hyperfine interactions in a quatum dot,” Physical Review B, vol. 73, pp. 241303, Jun 2006.

V.N. Stavrou and X. Hu, “Electron relaxation in a double quantum dot through two-phonon processes,” Physical Review B, vol. 73, pp. 205313, May 2006.

X. Hu and S. Das Sarma, “Charge fluctuation induced dephasing of exchange coupled spin qubits,” Physical Review Letters, vol. 96, pp. 100501, Mar 2006.

M.J. Calderon, B. Koiller, X. Hu, and S. Das Sarma, “Quantum control of donor electrons at the Si-SiO2 interface,” Physical Review Letters, vol. 96, pp. 096802, Mar 2006.

B. Koiller, X. Hu, and S. Das Sarma, “Electric field driven donor-based charge qubits in semiconductors,” Physical Review B, vol. 73, pp. 045319, Jan 2006.

G. Sambandamurthy, A. Johansson, E. Peled, D. Shahar, P. G. Bjornsson, and K. A. Moler, "Power law resistivity behavior in 2D superconductors across the magnetic field-tuned superconductor-insulator transition," Europhysics Letters, vol. 75, pp. 611, Jul 2006.

Y. P. Chen, G. Sambandamurthy, Z. H. Wang, R. M. Lewis, L. W. Engel, D. C. Tsui, P. D. Ye, L. N. Pfeiffer and K. W. West, " Melting of a 2D quantum electron solid in high magnetic field," Nature Physics, vol. 2, pp. 452, Jul 2006.

A. Ramamoorthy, R. Akis, and J. P. Bird, "Influence of realistic potential profile of coupled electron waveguide on," IEEE Transactions on Nanotechnology, vol. 5, pp. 712-715, Nov 2006.

A. Ramamoorthy, J. P. Bird, and J. L. Reno, "Quantum asymmetry of switching in laterally coupled quantum wires with tunable coupling strength," Applied Physics Letters, vol. 89, pp. 153128, Oct 2006. 

T. Morimoto, M. Henmi, R. Naito, K. Tsubaki, N. Aoki, J. P. Bird, and Y. Ochiai, "Resonantly enhanced nonlinear conductance in long quantum point contacts near pinch-off," Physical Review Letters, vol. 97, p. 4, Sep 2006.

B. Naser, D. K. Ferry, J. Heeren, J. L. Reno, and J. P. Bird, "Large capacitance in the nanosecond-scale transient response of quantum point contacts," Applied Physics Letters, vol. 89, pp. 083103, Aug 2006.

T. Morimoto, M. Hemmi, R. Naito, N. Aoki, J. P. Bird, and Y. Ochiai, "The influence of Coulomb interaction in quantum point contacts," Physica E-Low-Dimensional Systems & Nanostructures, vol. 34, pp. 557-559, Aug 2006.

A. Ramamoorthy, J. P. Bird, and J. L. Reno, "Switching characteristics of coupled quantum wires with tunable coupling strength," Applied Physics Letters, vol. 89, pp. 013118, Jul 2006.

A. Shailos, J. P. Bird, M. P. Lilly, J. L. Reno, and J. A. Simmons, "Spin-polarized transport through a quantum point contact in strongly quantizing magnetic fields: mimicking the 0.7 scenario," Journal of Physics-Condensed Matter, vol. 18, pp. 3277-3284, Mar 2006.

K. Ogawa, T. Kato, A. Ikegami, H. Tsuji, N. Aoki, Y. Ochiai, and J. P. Bird, "Electrical properties of field-effect transistors based on C-60 nanowhiskers," Applied Physics Letters, vol. 88, pp. 112109, Mar 2006.

A. Shailos, A. Ashok, J. P. Bird, R. Akis, D. K. Ferry, S. M. Goodnick, M. P. Lilly, J. L. Reno, and J. A. Simmons, "Linear conductance of quantum point contacts with deliberately broken symmetry," Journal of Physics-Condensed Matter, vol. 18, pp. 1715-1724, Feb 2006.

K. Moazzami, T. E. Murphy, J. D. Phillips, M. C. K. Cheung, and A. N. Cartwright, "Sub-bandgap photoconductivity in ZnO epilayers and extraction of trap density spectra," Semiconductor Science and Technology, vol. 21, pp. 717-723, Jun 2006.

E. Trybus, G. Namkoong, W. Henderson, S. Burnham, W. A. Doolittle, M. Cheung, and A. Cartwright, "InN: A material with photovoltaic promise and challenges," Journal of Crystal Growth, vol. 288, pp. 218-224, Mar 2006.

E. Baumann, F.R. Giorgetta, D. Hofstetter, S. Golka, W. Schrenk, G. Strasser, L. Kirste, S. Nicolay, E. Feltin, J. F. Carlin, N. Grandjean, "Near infared absorption and room temperature photovoltaic response in AlN/GaN superlattices grown by metalorganic vapor phase expitaxy," Applied Physics Letters, vol. 89, pp. 041106, Jul 2006.

D.Rakoczy, G.Strasser, J.Smoliner, "Cross-sectional ballistic electron emission microscopy for Schottky barrier height profiling on heterostructures," Journal of Applied Physics, vol. 45, pp. 2204, May 2006.

T. Müller, G. Strasser, K. Unterrainer, "Ultrafast spectral hole burning spectroscopy of exciton spin flip processes in InAs/GaAs quantum dots," Applied Physics Letters, vol. 88, pp. 192105, May 2006.

S. Golka, C. Pflügl, W. Schrenk, G. Strasser, C. Skierbiszewski, M. Siekacz, I. Grzegory, S. Porowski, "Negative differential resistance in dislocation-free GaN/AlGaN double-barrier diodes grown on bulk GaN," Applied Physics Letters, vol. 88, pp. 172106, Apr 2006.

D. Stehr, S. Winnerl, M. Helm, T. Dekorsy, T. Roch, G. Strasser, "Pump-probe spectroscopy of interminiband relaxation and electron cooling in doped superlattices," Applied Physics Letters, vol. 88, pp. 151108, Apr 2006.  

M. Austerer, C. Pflügl, S. Golka, W. Schrenk, A. M. Andrews, T. Roch, G. Strasser, "Coherent 5.35 µm surface emission from a GaAs-based distributed feedback quantum cascade laser," Applied
Physics Letters, vol. 88, pp. 121104, Mar 2006.

S. Schartner, S. Golka, C. Pflügl, W. Schrenk, A.M. Andrews, T. Roch, G. Strasser, "Band structure mapping of photonic crystal intersubband detectors," Applied Physics Letters, vol. 89, pp. 151107, Oct 2006.

S. Banerjee, D.-I. Kim, Y. Mao, R. D. Robinson, S. S. Wong, and I. P. Herman, “Observation of first-order Fano asymmetry in Raman spectra of SrTiO3 and CaxSr1-xTiO3 perovskite nanocubes,” Applied Physics Letters, vol. 89, pp. 223130/1, Dec 2006.

S. Banerjee, B. E. White, L. Huang, S. O’Brien, and I. P. Herman, “Precise positioning of carbon nanotubes by ac dielectrophoresis,” Journal of Vacuum Science and Technology B, vol. 24, pp. 3173, Dec 2006.

L. Huang, Z. Chen, J. D. Wilson, S. Banerjee, R. D. Robinson, I. P. Herman, and S. O’Brien, “Barium titanate nanocrystals and nanocrystal thin films: Synthesis, ferroelectricity and dielectric properties,” Journal of Applied Physics, vol. 100, pp. 034316, Aug 2006.

T. Hemraj-Benny, S. Banerjee, S. Sambasivan, M. Balasubramanian, D. A. Fischer, J. A. Misewich, and S. S. Wong, “Near-edge X-ray absorption fine structure spectroscopy as a tool for investigating nanomaterials,” Small, vol. 2, pp. 26, Jan 2006.

2005

D. Stehr, C. Metzner, M. Helm, T. Roch, G. Strasser, "Resonant impurity bands in semiconductor superlattices," Physical Review Letters, vol. 95, pp. 257401, Dec 2005.

G. Fasching, A. Benz, K. Unterrainer, R. Zobl, A.M. Andrews, T. Roch, W. Schrenk, G. Strasser, "Terahertz microcavity quantum-cascade lasers," Applied  Physics Letters, vol. 87, pp. 211112, Nov 2005.

C. Pflügl, M. Austerer, W. Schrenk, G. Strasser, "Second-harmonic generation in GaAs-based quantum-cascade lasers grown on <100> substrates," Electronics Letters, vol. 41, pp. 1331, Nov 2005.

E. Baumann, F. R. Giorgetta, D. Hofstetter, H. Lu, X. Chen, W.J. Schaff, L.F. Eastman, S. Golka, W. Schrenk, G. Strasser, "Intersubband photoconductivity at 1.6 µm using a strain-compensated AlN/GaN superlattice," Applied Physics Letters, vol. 87, pp. 191102, Oct 2005.

F. F. Schrey, L. Rebohle, T. Müller, G. Strasser, K. Unterrainer, D.P. Nguyen, N. Regnault, R. Ferreira, G. Bastard, "Intraband transitions in quantum dot superlattice heterostructures,"  Physical Review B, vol.72, pp. 155310, Oct 2005.

D. Rakoczy, G. Strasser, J. Smoliner, "Cross-sectional ballistic electron emission microscopy for Schottky barrier height profiling on heterostructures," Applied Physics Letters, vol.  86, pp. 202112, May 2005.

S. Golka, C. Pflügl, W. Schrenk, G. Strasser, "Quantum cascade lasers with lateral double-sided distributed feedback grating," Applied Physics Letters, vol. 86, pp. 111103, Mar 2005.

G. B. Kim, M. Cheon, S. Wang, H. Luo, and B. D. McCombe, "Magnetic and electrical properties of random and digital alloys of GaSb : Mn," Journal of Superconductivity, vol. 18, pp. 87-92, Feb 2005.

 I. Galbraith, R. Chari, S. Pellegrini,P.J. Phillips, C.J. Dent A. F. G. van der Meer,D.G. Clarke, A.K. Kar, G.S. Buller, C.R. Pidgeon, B.N. Murdin, J. Allam, G. Strasser, "Excitonic signatures in photoluminescence and terahertz absorption of a GaAs/AlxGa1-xAs multiple quantum well," Physical Review B, vol. 71, pp. 073302, Feb 2005.

G. Fasching, W. Brezna, J. Smoliner, G. Strasser, and K. Unterrainer, "Tracing deeply buried InAs/GaAs quantum dots using AFM and wet chemical etching," Applied Physics Letters, vol. 86, pp. 063111, Feb 2005. 

S. Banerjee, T. Hemraj-Benny, S. Sambasivan, D. A. Fischer, J. A. Misewich, and S. S. Wong, “NEXAFS investigations of order in carbon nanotube-based systems,” Journal of Physical Chemistry B, vol. 109, pp. 8489, Feb 2005.

S. Banerjee, T. Hemraj-Benny, and S. S. Wong, “Covalent surface chemistry of single-walled carbon nanotubes,” Advanced Materials, vol. 17, pp, 17, Jan 2005.

S. Banerjee, T. Hemraj-Benny, and S. S. Wong, “Routes towards separating metallic and semiconducting nanotubes,” Journal of Nanoscience and Nanotechnology, vol. 5, pp. 841, Jun 2005.

Changsik Ha and Joseph A. Gardella, Jr., “The surface chemistry of biodegradable polymers for drug delivery systems,” Chemical Reviews, vol. 105, pp.4205-4232, Nov 2005.

Chang-Sik Ha and Joseph A. Gardella, Jr., “X-Ray photoelectron spectroscopy studies on the surface segregation in poly(dimethylsiloxane) containing block copolymers,” Journal of Macromolecular Science Part C—Polymer Reviews, vol. 45, pp. 1-18, Jan 2005.

Won Ki Lee, Tadahisa Iwata and Joseph A. Gardella, Jr. ““Hydrolytic behavior of enantiomeric poly(lactide)-mixed monolayer films at the air/water interface: stereocomplexation effects,”Langmuir, vol. 21, pp. 11180-11184, Oct 2005.

Christine M. Mahoney, Jinxiang Yu and Joseph A. Gardella, Jr., “Depth profiling of poly(L-lactic acid)/triblock copolymer blends with time-of-flight secondary ion mass spectrometry,” Analytical Chemistry, vol. 77, pp. 3570-3578, Apr 2005.

J. Y. Chen, J. R. Knab, J. Cerne, and A. G. Markelz, "Large oxidation dependence observed in terahertz dielectric response for cytochrome c," Physical Review E, vol. 72, p. 4, Oct 2005.

J. Y. Chen, J. R. Knab, R. Glasgow, and A. G. Markelz, "Comparison of protein hydration dynamics of ferri and ferro cytochrome C," Biophysical Journal, vol. 88, pp. 395A-395A, Jan 2005.

J. Knab, J. Y. Chen, and A. Markelz, "Hydration transition observed in terahertz dielectric response of lysozyme," Biophysical Journal, vol. 88, pp. 211A-211A, Jan 2005.

J. R. Knab, J. Y. Chen, and A. G. Markelz, "Collective dynamics transition with solvation of lysozyme," Abstracts of Papers of the American Chemical Society, vol. 229, pp. U780-U780, Mar 2005.

A. G. Markelz, J. R. Knab, and J. Y. Chen, "Protein dynamics studies using terahertz dielectric response," Abstracts of Papers of the American Chemical Society, vol. 230, pp. U347-U348, Aug 2005.

M. T. Swihart, "Assembling gas-phase reaction mechanisms for high temperature inorganic systems based on quantum chemistry calculations and reaction rate theories," Journal of Physics and Chemistry of Solids, vol. 66, pp. 364-371, Feb-Apr 2005.

Y. Q. He, X. G. Li, and M. T. Swihart, "Laser-driven aerosol synthesis of nickel nanoparticles," Chemistry of Materials, vol. 17, pp. 1017-1026, Mar 2005.

Y. Sahoo, A. Goodarzi, M.T. Swihart, T.Y. Ohulchanskyy, N. Kaur, E.P. Furlani, and P.N. Prasad, "Aqueous ferrofluid of magnetite nanoparticles: Fluorescence labeling and magnetophoretic control," Journal of Physical Chimistry B, vol. 109, pp. 3879-3885, Feb 2005.

W. Shi, Y. Sahoo, M.T. Swihart, and P.N. Prasad, "Gold nanoshells on polystyrene cores for control of surface plasmon resonance," Langmuir, vol. 21, pp. 1610-1617, Jan 2005.

F. Hua, M.T. Swihart, and E. Ruckenstein, "Efficient surface grafting of luminescent silicon quantum dots by photoinitiated hydrosilylation," Langmuir, vol. 21, pp. 6054-6062, May 2005.

Z. M. Khakimov, P.L. Tereshchuk, N.T. Sulaymanov, F.T. Umarova, and M.T. Swihart, "Nonconventional tight-binding method for the calculation of the total energy and spectroscopic energies of atomic clusters: Transferable parameters for silicon," Physical Review B: Condensed Matter and Materials Physics, vol. 72, pp. 115335/1-115335/11, Sept 2005.

Y. Sahoo, Y. He, M.T. Swihart, S. Wang, H. Luo, and P.N. Prasad, "An aerosol-mediated magnetic colloid: Study of nickel nanoparticles," Journal of Applied Physics, vol. 98, pp. 054308, Sept 2005.

J.Q. You, X. Hu, and F. Nori, “Correlation-induced suppression of decoherence in capacitively coupled Cooper-pair boxes,” Physical Review B, vol. 72, pp. 144529, Oct 2005.

C. Deng and X. Hu, “Nuclear spin diffusion in semiconductor nanostructures: Effects of hyperfine interactions,” Physical Review B, vol. 72, pp. 165333, Oct 2005.

T. Tanamoto and X. Hu, “Measurement of two-qubit states with quantum point contacts coupled by a quantum dot,” Journal of Physics: Condensed Matter, vol. 17, pp. 6895-6909, Nov 2005.

V.N. Stavrou and X. Hu, “Charge decoherence in laterally coupled quantum dots due to electron-phonon interactions,” Physical Review B, vol. 72, pp. 075362, Aug 2005.

X. Hu, B. Koiller, and S. Das Sarma, “Charge qubits in semiconductor quantum computer architectures: Tunnel coupling and decoherence,” Physical Review B, vol. 71, pp. 235332, Jun 2005.

C. Deng and X. Hu, “Selective dynamical nuclear spin polarization in spin-blocked double dot,” Physical Review B, vol. 71, pp. 033307, Jan 2005.

C. Deng and X. Hu, “Decoherence of nuclear spin quantum memory in a quantum dot,” IEEE Transactions on Nanotechnology, vol. 4, pp. 35, Jan 2005.

B. Koiller, X. Hu, R.B. Capaz, A.S. Martins, and S. Das Sarma, “Silicon-based spin and charge quantum computation,” Anais da Academia Brasileira de Ciencias (Annals of Brazilian Academy of Science), vol. 77, pp. 201, Jun 2005.

S. Das Sarma, R de Sousa, X. Hu, and B. Koiller, “Spin quantum computation in silicon nanostructures,” Solid State Communications, vol. 133, pp. 737, Feb 2005.

B. Koiller and X. Hu, “Nanofabrication aspects of silicon-based spin quantum gates,” IEEE Transactions on Nanotechnology, vol. 4, pp. 113, Jan 2005.

A. Johansson, G. Sambandamurthy, D. Shahar, N. Jacobson, and R. Tenne, "Nanowire acting as a superconducting quantum interference device," Physical Review Letters, vol. 95, pp. 116805, Sept 2005.

G. Sambandamurthy, L. W. Engel, A. Johansson, E. Peled, and D. Shahar, "Experimental evidence for a collective insulating state in two-dimensional superconductors," Physical Review Letters, vol. 94, pp. 017003, Jan 2005.

K. H. Cho, Y. C. Jung, S. H. Son, S. W. Hwang, D. Ahn, B. G. Park, and J. P. Bird, "Magneto-transport in a silicon-on-insulator nanowire transistor," Journal of the Korean Physical Society, vol. 47, pp. S526-S529, Nov 2005.

B. Naser, J. Heeren, D. K. Ferry, and J. P. Bird, "50-Omega-matched system for low-temperature measurements of the time-resolved conductance of low-dimensional semiconductors," Review of Scientific Instruments, vol. 76, p. 5, Nov 2005.

L. G. Mourokh, V. I. Puller, A. Y. Smirnov, and J. P. Bird, "Readout of single spins via Fano resonances in quantum point contacts," Applied Physics Letters, vol. 87, p. 192501, Nov 2005.

J. Fransson, J. F. Lin, L. Rotkina, J. P. Bird, and P. A. Bennett, "Signatures of bandlike tunneling in granular nanowires," Physical Review B, vol. 72, p. 4, Sep 2005.

J. F. Song, J. P. Bird, and Y. Ochiai, "A nanowire magnetic memory cell based on a periodic magnetic superlattice," Journal of Physics-Condensed Matter, vol. 17, pp. 5263-5268, Aug 2005.

V. I. Puller, L. G. Mourokh, J. P. Bird, and Y. Ochiai, "Influence of magnetic moment formation on the conductance of coupled quantum wires," Journal of Physics-Condensed Matter, vol. 17, pp. 5269-5284, Aug 2005.

M. Elhassan, J. P. Bird, R. Akis, D. K. Ferry, T. Ida, and K. Ishibashi, "Dephasing due to coupling to the external environment in open quantum-dot arrays," Journal of Physics-Condensed Matter, vol. 17, pp. L351-L357, Aug 2005.

Y. G. Sadofyev, A. Ramamoorthy, J. P. Bird, S. R. Johnson, and Y. H. Zhang, "Large negative persistent photoconductivity in InAs/AlSb quantum wells," Applied Physics Letters, vol. 86, p. 192109, May 2005.

Y. H. Kim, U. Kuhl, H. J. Stockmann, and J. P. Bird, "Investigating dynamical tunnelling in open quantum dots by means of a soft-walled microwave-cavity analogue," Journal of Physics-Condensed Matter, vol. 17, pp. L191-L198, May 2005.

Y. G. Sadofyev, A. Ramamoorthy, J. P. Bird, S. R. Johnson, and Y. H. Zhang, "Infrared light-induced beating of Shubnikov-de Haas oscillations in MBE grown InAs/AlSb quantum wells," Journal of Crystal Growth, vol. 278, pp. 661-665, May 2005.

D. K. Ferry, R. Akis, and J. P. Bird, "Einselection and the quantum to classical transition in quantum dots," Journal of Physics-Condensed Matter, vol. 17, pp. S1017-S1036, Apr 2005.

J. F. Song, J. P. Bird, and Y. Ochiai, "Manipulating the transmission of a two-dimensional electron gas via spatially varying magnetic fields," Applied Physics Letters, vol. 86, p. 062106, Feb 2005.

Y. G. Sadofyev, A. Ramamoorthy, J. P. Bird, S. R. Johnson, and Y. H. Zhang, "Unusual persistent photoconductivity in the InAs/AlSb quantum well," Semiconductors, vol. 39, pp. 95-99, 2005.

K. H. Cho, B. H. Choi, S. H. Son, S. W. Hwang, D. Ahn, B. G. Park, B. Naser, J. F. Lin, and J. P. Bird, "Evidence of double layer quantum dot formation in a silicon-on-insulator nanowire transistor," Applied Physics Letters, vol. 86, pp. 043101, Jan 2005.  

V. I. Puller, L. G. Mourokh, A. Shailos, and J. P. Bird, "Electron dynamics in a coupled quantum-point contact structure with a local magnetic moment," IEEE Transactions on Nanotechnology, vol. 4, pp. 21-26, Jan 2005.  

F. Chen, A. N. Cartwright, H. Lu, and W. J. Schaff, "Hole transport and carrier lifetime in InN epilayers," Applied Physics Letters, vol. 87, pp. 212104, Nov 2005.

E. Trybus, G. Namkoong, W. Henderson, W. A. Doolittle, R. Liu, J. Mei, F. Ponce, M. Cheung, F. Chen, M. Furis, and A. Cartwright, "Growth of InN on Ge substrate by molecular beam epitaxy," Journal of Crystal Growth, vol. 279, pp. 311-315, Jun 2005.

M. Furis, A. N. Cartwright, E. L. Waldron, and E. F. Schubert, "Spectral and temporal resolution of recombination from multiple excitation states in modulation-doped AlGaN/GaN multiple quantum well heterostructures," Applied Physics Letters, vol. 86, pp. 162103, Apr 2005.

F. Chen, A. N. Cartwright, H. Lu, and W. J. Schaff, "Temperature dependence of carrier lifetimes in InN," Physica Status Solidi a-Applications and Materials Science, vol. 202, pp. 768-772, Apr 2005.