Search Results - "Hellberg, C S"

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  1. 1

    Nanoscale control of an interfacial metal-insulator transition at room temperature by Levy, J, Cen, C, Thiel, S, Hammerl, G, Schneider, C. W, Andersen, K. E, Hellberg, C. S, Mannhart, J

    Published in Nature materials (01-04-2008)
    “…Experimental and theoretical investigations have demonstrated that a quasi-two-dimensional electron gas (q-2DEG) can form at the interface between two…”
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  2. 2

    In‐situ measurements of lattice expansion related to defect generation during flash sintering by Lebrun, J.‐M., Hellberg, C. S., Jha, S. K., Kriven, W. M., Steveson, A., Seymour, K. C., Bernstein, N., Erwin, S. C., Raj, R.

    Published in Journal of the American Ceramic Society (01-11-2017)
    “…We report results from in‐situ measurements of lattice expansion during flash sintering of 3 mol% yttria stabilized tetragonal zirconia taken at the Advanced…”
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  3. 3

    A group-IV ferromagnetic semiconductor: MnxGe1-x by PARK, Y. D, HANBICKI, A. T, ERWIN, S. C, HELLBERG, C. S, SULLIVAN, J. M, MATTSON, J. E, AMBROSE, T. F, WILSON, A, SPANOS, G, JONKER, B. T

    “…We report on the epitaxial growth of a group-IV ferromagnetic semiconductor, Mn(x)Ge(1-x), in which the Curie temperature is found to increase linearly with…”
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  4. 4

    Optically mapping the electronic structure of coupled quantum dots by Scheibner, M, Gammon, D, Yakes, M, Bracker, A. S, Ponomarev, I. V, Doty, M. F, Hellberg, C. S, Whitman, L. J, Reinecke, T. L

    Published in Nature physics (01-04-2008)
    “…In a network of quantum dots embedded in a semiconductor structure, no two are the same, and so their individual and collective properties must be measured…”
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  5. 5

    High room temperature optical polarization due to spin-valley coupling in monolayer WS2 by Hanbicki, A. T., McCreary, K. M., Kioseoglou, G., Currie, M., Hellberg, C. S., Friedman, A. L., Jonker, B. T.

    Published in AIP advances (01-05-2016)
    “…We prepare single-layer WS2 films such that the photoluminescence is from either the neutral exciton or the negatively charged trion. While the neutral exciton…”
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  6. 6

    Solid phase epitaxial growth of 3C–SiC thin film on Si and annihilation of nanopores by Goswami, R., Li, C.H., Jernigan, G.G., Thompson, P.E., Hellberg, C.S., Jonker, B.T.

    Published in Acta materialia (15-02-2014)
    “…The solid phase epitaxial growth of 3C–SiC, 2–5nm thick, on (001) Si by annealing 1–2nm carbon overlayers has been investigated by transmission electron…”
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  7. 7

    Photoluminescence spectroscopy of the molecular biexciton in vertically stacked InAs-GaAs quantum dot pairs by Scheibner, M, Ponomarev, I V, Stinaff, E A, Doty, M F, Bracker, A S, Hellberg, C S, Reinecke, T L, Gammon, D

    Published in Physical review letters (09-11-2007)
    “…We present photoluminescence studies of the molecular neutral biexciton-exciton spectra of individual vertically stacked InAs/GaAs quantum dot pairs. We tune…”
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  8. 8
  9. 9

    Sickle cell disease caused by heterozygosity for Hb S and novel LCR deletion: Report of two patients by Koenig, Sara C., Becirevic, Esmira, Hellberg, Miriam S.C., Li, Michael Y., So, Jason C.C., Hankins, Jane S., Ware, Russell E., McMahon, Lillian, Steinberg, Martin H., Luo, Hong‐Yuan, Chui, David H.K.

    Published in American journal of hematology (01-09-2009)
    “…The b-globin gene LCR is located approximately 6 kb upstream of the embryonic epsilon-globin gene, and is made up of five DNase I hypersensitive sites (HSs),…”
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  10. 10

    What superconducts in sulfur hydrides under pressure, and why by Bernstein, N, Hellberg, C. S, Johannes, M. D, Mazin, I. I, Mehl, M. J

    Published 31-12-2014
    “…Phys. Rev. B 91, 060511 (2015) The recent discovery of superconductivity at 190~K in highly compressed H$_{2}$S is spectacular not only because it sets a…”
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  11. 11

    Ab initio calculation of spin gap behavior in CaV4O9 by HELLBERG, C. S, PICKETT, W. E, BOYER, L. L, STOKES, H. T, MEHL, M. J

    Published in Journal of the Physical Society of Japan (01-11-1999)
    “…Second neighbor dominated exchange coupling in CaV4O9 has been obtained from ab initio density functional (DF) calculations. A DF-based self-consistent atomic…”
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  12. 12

    Hamiltonian of the V15 spin system from first-principles density-functional calculations by Kortus, J, Hellberg, C S, Pederson, M R

    Published in Physical review letters (09-04-2001)
    “…We report first-principles all-electron density-functional-based studies of the electronic structure, magnetic ordering, and anisotropy for the V15 molecular…”
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  13. 13

    Electrical spin injection into the InAs∕GaAs wetting layer by Li, C. H., Kioseoglou, G., Hanbicki, A. T., Goswami, R., Hellberg, C. S., Jonker, B. T., Yasar, M., Petrou, A.

    Published in Applied physics letters (24-12-2007)
    “…We have used transport measurements, transmission electron microscopy, and polarization dependent photo- and electroluminescence to characterize the…”
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  14. 14

    Photoluminescence Spectroscopy of the Molecular Biexciton in Vertically Stacked Quantum Dot Pairs by Scheibner, M, Ponomarev, I. V, Stinaff, E. A, Doty, M. F, Bracker, A. S, Hellberg, C. S, Reinecke, T. L, Gammon, D

    Published 08-11-2007
    “…Phys. Rev. Lett. 99, 197402 (2007) We present photoluminescence studies of the molecular neutral biexciton-exciton spectra of individual vertically stacked…”
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  15. 15

    Domain ordering of strained 5 ML SrTi O 3 films on Si(001) by Ryan, P., Wermeille, D., Kim, J. W., Woicik, J. C., Hellberg, C. S., Li, H.

    Published in Applied physics letters (30-05-2007)
    “…High resolution x-ray diffraction data indicate ordered square shaped coherent domains, ∼ 1200 Å in length, coexisting with longer, ∼ 9500 Å correlated regions…”
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  16. 16

    Electrical spin injection into the In As ∕ Ga As wetting layer by Li, C. H., Kioseoglou, G., Hanbicki, A. T., Goswami, R., Hellberg, C. S., Jonker, B. T., Yasar, M., Petrou, A.

    Published in Applied physics letters (26-12-2007)
    “…We have used transport measurements, transmission electron microscopy, and polarization dependent photo- and electroluminescence to characterize the In As ∕ Ga…”
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  17. 17

    Domain ordering of strained 5 ML SrTiO3 films on Si(001) by Ryan, P., Wermeille, D., Kim, J. W., Woicik, J. C., Hellberg, C. S., Li, H.

    Published in Applied physics letters (28-05-2007)
    “…High resolution x-ray diffraction data indicate ordered square shaped coherent domains, ∼1200Å in length, coexisting with longer, ∼9500Å correlated regions in…”
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  18. 18
  19. 19

    Quantum-dot cluster-state computing with encoded qubits by Weinstein, Yaakov S., Hellberg, C. Stephen, Levy, Jeremy

    “…A class of architectures is advanced for cluster-state quantum computation using quantum dots. These architectures include using single and multiple dots as…”
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  20. 20

    Entanglement generation of nearly random operators by WEINSTEIN, Yaakov S, HELLBERG, C. Stephen

    Published in Physical review letters (15-07-2005)
    “…We study the entanglement generation of operators whose statistical properties approach those of random matrices but are restricted in some way. These include…”
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