Search Results - "Levi, A F J"

Graphene-Silicon Schottky Diodes by Chen, Chun-Chung, Aykol, Mehmet, Chang, Chia-Chi, Levi, A. F. J, Cronin, Stephen B

“…We have fabricated graphene-silicon Schottky diodes by depositing mechanically exfoliated graphene on top of silicon substrates. The resulting current–voltage…”
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Supersymmetry with self-consistent Schrödinger–Poisson equations: finding partner potentials and breaking symmetry by Abouzaid, Amine, Levi, A F J

“…Abstract It is shown that isospectral Hamiltonians and partner potentials can be found for self-consistent solutions of the Schrödinger and Poisson equations…”
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Threshold characteristics of semiconductor microdisk lasers by SLUSHER, R. E, LEVI, A. F. J, MOHIDEEN, U, MCCALL, S. L, PEARTON, S. J, LOGAN, R. A

“…This letter describes the threshold characteristics of InGaAs/InGaAsP microdisk lasers with optical emission near a wavelength λ=1.52 μm. More than 5% of the…”
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Directional light coupling from microdisk lasers by LEVI, A. F. J, SLUSHER, R. E, MCCALL, S. L, GLASS, J. L, PEARTON, S. J, LOGAN, R. A

“…We describe methods for directional coupling of light output from whispering-gallery mode microdisk lasers. Patterned asymmetries in the shape of microdisk…”
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Supersymmetry with scattering states by Abouzaid, Amine, Levi, A. F. J.

“…Supersymmetric partner potentials calculated using single-particle non-reflecting scattering states are localized complex potentials with real eigenvalues. If…”
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Author Correction: High-performance 4-nm-resolution X-ray tomography using burst ptychography by Aidukas, Tomas, Phillips, Nicholas W., Diaz, Ana, Poghosyan, Emiliya, Müller, Elisabeth, Levi, A. F. J., Aeppli, Gabriel, Guizar-Sicairos, Manuel, Holler, Mirko

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High-performance 4-nm-resolution X-ray tomography using burst ptychography by Aidukas, Tomas, Phillips, Nicholas W., Diaz, Ana, Poghosyan, Emiliya, Müller, Elisabeth, Levi, A. F. J., Aeppli, Gabriel, Guizar-Sicairos, Manuel, Holler, Mirko

“…Advances in science, medicine and engineering rely on breakthroughs in imaging, particularly for obtaining multiscale, three-dimensional information from…”
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Whispering-gallery mode microdisk lasers by MC CALL, S. L, LEVI, A. F, SLUSHER, R. E, PEARTON, S. J, LOGAN, R. A

“…A new microlaser design based on the high-reflectivity whispering-gallery modes around the edge of a thin semiconductor microdisk is described and initial…”
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Quantum fluctuations in small lasers by Roy-Choudhury, Kaushik, Haas, Stephan, Levi, A F J

“…The dominant role of quantum fluctuations in determining the steady-state and transient response of a laser is demonstrated when there is a small number of…”
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Room-temperature operation of hot-electron transistors by LEVI, A. F. J, CHIU, T. H

“…We demonstrate the first room-temperature operation of a double heterojunction unipolar hot-electron transistor. Our test structure has a current gain greater…”
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Quantum Behavior in Mesoscale Lasers by Levi, A. F. J.

“…Describing the operation of mesoscale lasers consisting of several atom or semiconductor quantum dot emitters in an optical cavity is a challenge that, if…”
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Transistor action in Si/CoSi2/Si heterostructures by HENSEL, J. C, LEVI, A. F. J, TUNG, R. T, GIBSON, J. M

“…We report transistor action in a Si/CoSi2/Si structure. The thin silicide layer (<100 Å), which acts as the base, is a single-crystal metal, essentially…”
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Nonequilibrium electron transport in bipolar devices by LEVI, A. F. J, YAFET, Y

“…The dynamics of nonequilibrium electron transport in bipolar devices have been investigated by calculating minority-carrier elastic and inelastic scattering…”
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Control of a natural permeable CoSi2 base transistor by TUNG, R. T, LEVI, A. F. J, GIBSON, J. M

“…We report results on the fabrication of a natural permeable base transistor in a Si/CoSi2/Si heterostructure using molecular beam epitaxy (MBE). No…”
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Graphene-Silicon Schottky Diodes by Chen, Chun-Chung, Aykol, Mehmet, Chang, Chia-Chi, Levi, A. F. J, Cronin, Stephen B

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Log-periodic antennas for pulsed terahertz radiation by DYKAAR, D. R, GREENE, B. I, FEDERICI, J. F, LEVI, A. F. J, PFEIFFER, L. N, KOPF, R. F

“…A new type of log-periodic antenna, the wire log-spiral, has been designed and implemented on GaAs substrates with low-temperature grown GaAs photoconductors…”
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Electromagnetic response of broken-symmetry nanoscale clusters by Grigorenko, Ilya, Haas, Stephan, Levi, A F J

“…A microscopic, nonlocal response theory is developed to model the interaction of electromagnetic radiation with inhomogeneous nanoscale clusters. The breakdown…”
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Optimal design of a semiconductor heterostructure tunnel diode with linear current–voltage characteristic by Magruder, Kelly C., Levi, A.F.J.

“…Atomic layer precision in design of heterostructure tunnel diodes can be used to mimic an Ohmic (linear) current–voltage characteristic over a range of voltage…”
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Optimal design of heterostructure tunnel diode with nonlinear current–voltage characteristic by Magruder, Kelly C., Levi, A.F.J.

“…Optimal design applied to an AlξGa1−ξAsheterostructure tunnel diode is used to achieve a parametrically defined nonlinear current–voltage characteristic. The…”
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Optimal control of electromagnetic field using metallic nanoclusters by Grigorenko, Ilya, Haas, Stephan, Balatsky, Alexander, Levi, A F J

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