Search Results - "Hellberg, C. Stephen"

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    Twist Angle-Dependent Atomic Reconstruction and Moiré Patterns in Transition Metal Dichalcogenide Heterostructures by Rosenberger, Matthew R, Chuang, Hsun-Jen, Phillips, Madeleine, Oleshko, Vladimir P, McCreary, Kathleen M, Sivaram, Saujan V, Hellberg, C. Stephen, Jonker, Berend T

    Published in ACS nano (28-04-2020)
    “…Van der Waals layered materials, such as transition metal dichalcogenides (TMDs), are an exciting class of materials with weak interlayer bonding, which…”
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    Double Indirect Interlayer Exciton in a MoSe2/WSe2 van der Waals Heterostructure by Hanbicki, Aubrey T, Chuang, Hsun-Jen, Rosenberger, Matthew R, Hellberg, C. Stephen, Sivaram, Saujan V, McCreary, Kathleen M, Mazin, Igor I, Jonker, Berend T

    Published in ACS nano (22-05-2018)
    “…An emerging class of semiconductor heterostructures involves stacking discrete monolayers such as transition metal dichalcogenides (TMDs) to form van der Waals…”
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    What superconducts in sulfur hydrides under pressure and why by Bernstein, N., Hellberg, C. Stephen, Johannes, M. D., Mazin, I. I., Mehl, M. J.

    “…The recent discovery of superconductivity at 190 K in highly compressed H sub(2)S is spectacular not only because it sets a record high critical temperature,…”
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    Nanoscale stacking fault-assisted room temperature plasticity in flash-sintered TiO2 by Li, Jin, Cho, Jaehun, Ding, Jie, Charalambous, Harry, Xue, Sichuang, Wang, Han, Phuah, Xin Li, Jian, Jie, Wang, Xuejing, Ophus, Colin, Tsakalakos, Thomas, García, R Edwin, Mukherjee, Amiya K, Bernstein, Noam, Hellberg, C Stephen, Wang, Haiyan, Zhang, Xinghang

    Published in Science advances (20-09-2019)
    “…Ceramic materials have been widely used for structural applications. However, most ceramics have rather limited plasticity at low temperatures and fracture…”
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    Efficiency of Multiexciton Generation in Colloidal Nanostructures by Shabaev, Andrew, Hellberg, C. Stephen, Efros, Alexander L

    Published in Accounts of chemical research (18-06-2013)
    “…Solar energy production, one of the world’s most important unsolved problems, has the potential to be a source of clean, renewable energy if scientists can…”
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    LaAlO3 stoichiometry is key to electron liquid formation at LaAlO3/SrTiO3 interfaces by Warusawithana, M. P., Richter, C., Mundy, J. A., Roy, P., Ludwig, J., Paetel, S., Heeg, T., Pawlicki, A. A., Kourkoutis, L. F., Zheng, M., Lee, M., Mulcahy, B., Zander, W., Zhu, Y., Schubert, J., Eckstein, J. N., Muller, D. A., Hellberg, C. Stephen, Mannhart, J., Schlom, D. G.

    Published in Nature communications (22-08-2013)
    “…Emergent phenomena, including superconductivity and magnetism, found in the two-dimensional electron liquid (2-DEL) at the interface between the insulators…”
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    Anomalous temperature-dependent spin-valley polarization in monolayer WS2 by Hanbicki, A.T., Kioseoglou, G., Currie, M., Hellberg, C. Stephen, McCreary, K.M., Friedman, A.L., Jonker, B.T.

    Published in Scientific reports (05-01-2016)
    “…Single layers of transition metal dichalcogenides (TMDs) are direct gap semiconductors with nondegenerate valley indices. An intriguing possibility for these…”
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    Demonstration of the Effectiveness of the Cascaded Variational Quantum Eigensolver Using the Jastrow Ansatz for Molecular Calculations by Stenger, John P. T., Hellberg, C. Stephen, Gunlycke, Daniel

    Published in ACS omega (14-05-2024)
    “…We demonstrate how the cascaded variational quantum eigensolver (CVQE) can be applied to study molecular systems for the family of Jastrow ansatzes…”
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  9. 9

    Quantum simulation of multiple-exciton generation in a nanocrystal by a single photon by Witzel, Wayne M, Shabaev, Andrew, Hellberg, C Stephen, Jacobs, Verne L, Efros, Alexander L

    Published in Physical review letters (22-09-2010)
    “…We have shown theoretically that efficient multiple-exciton generation (MEG) by a single photon can be observed in small nanocrystals. Our quantum simulations…”
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    Asymmetric photoelectric effect: Auger-assisted hot hole photocurrents in transition metal dichalcogenides by Sushko, Andrey, De Greve, Kristiaan, Phillips, Madeleine, Urbaszek, Bernhard, Joe, Andrew Y., Watanabe, Kenji, Taniguchi, Takashi, Efros, Alexander L., Hellberg, C. Stephen, Park, Hongkun, Kim, Philip, Lukin, Mikhail D.

    Published in Nanophotonics (Berlin, Germany) (01-01-2021)
    “…Transition metal dichalcogenide (TMD) semiconductor heterostructures are actively explored as a new platform for quantum optoelectronic systems. Most state of…”
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    Electron pairing without superconductivity by Cheng, Guanglei, Tomczyk, Michelle, Lu, Shicheng, Veazey, Joshua P., Huang, Mengchen, Irvin, Patrick, Ryu, Sangwoo, Lee, Hyungwoo, Eom, Chang-Beom, Hellberg, C. Stephen, Levy, Jeremy

    Published in Nature (London) (14-05-2015)
    “…Evidence is presented for electron pairing in strontium titanate far above the superconducting transition temperature; such pairs are thought to be the…”
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    Preparing quantum statistical ensembles using mid-circuit measurements by Stenger, John P. T., Hellberg, C. Stephen, Gunlycke, Daniel

    Published in Quantum information processing (31-05-2024)
    “…We explore the relationship between entropy and quantum measurements and present a variational algorithm for preparing statistical ensembles on quantum…”
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    Cascaded variational quantum eigensolver algorithm by Gunlycke, Daniel, Hellberg, C. Stephen, Stenger, John P. T.

    Published in Physical review research (01-03-2024)
    “…We present a cascaded variational quantum eigensolver algorithm that only requires the execution of a set of quantum circuits once rather than at every…”
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    Structure of SrTiO3 films on Si by Hellberg, C Stephen, Andersen, Kristopher E, Li, Hao, Ryan, P J, Woicik, J C

    Published in Physical review letters (20-04-2012)
    “…The epitaxial deposition of oxides on silicon opens the possibility of incorporating their diverse properties into silicon-device technology. Deposition of…”
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  17. 17

    Double Indirect Interlayer Exciton in a MoSe 2 /WSe 2 van der Waals Heterostructure by Hanbicki, Aubrey T, Chuang, Hsun-Jen, Rosenberger, Matthew R, Hellberg, C Stephen, Sivaram, Saujan V, McCreary, Kathleen M, Mazin, Igor I, Jonker, Berend T

    Published in ACS nano (22-05-2018)
    “…An emerging class of semiconductor heterostructures involves stacking discrete monolayers such as transition metal dichalcogenides (TMDs) to form van der Waals…”
    Get full text
    Journal Article
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    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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    Multiple time scale blinking in InAs quantum dot single-photon sources by Davanço, Marcelo, Hellberg, C. Stephen, Ates, Serkan, Badolato, Antonio, Srinivasan, Kartik

    “…We use photon correlation measurements to study blinking in single, epitaxially grown self-assembled InAs quantum dots situated in circular Bragg grating and…”
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