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Meniscus-Assisted Technique Produces High Efficiency Perovskite PV Films
Meniscus-Assisted Technique Produces Perovskite PV Films
2017/7/24
A new low-temperature solution printing technique allows fabrication of high-efficiency perovskite solar cells with large crystals intended to minimize current-robbing grain boundaries. The meniscus-a...
Resonator-Assisted Quantum Bath Engineering of a Flux Qubit
Resonator-Assisted Quantum Bath Engineering Flux Qubit
2016/1/22
We demonstrate quantum bath engineering for preparation of any orbital state with the controllable phase factor of a superconducting flux qubit assisted by a microwave coplanar waveguide resonator. We...
Buffer gas-assisted polarization spectroscopy of 6Li
Buffer gas-assisted polarization spectroscopy 6Li Atomic Physics
2012/4/20
We report on the demonstration of Doppler-free polarization spectroscopy of the D2 line of 6Li atoms. Counterintuitively, the presence of an Ar buffer gas, in a certain pressure range, causes a drasti...
Impurity-assisted Andreev reflection at a spin-active half-metal-superconductor interface
Impurity-assisted Andreev reflection spin-active half-metal-superconductor interface
2012/2/27
The Andreev reflection amplitude at a clean interface between a half-metallic ferromagnet (H) and a superconductor (S) for which the half metal's magnetization has a gradient perpendicular to the inte...
Phonon-assisted transport through suspended carbon nanotube quantum dots
Phonon-assisted transport through suspended carbon nanotube quantum dots
2014/5/28
Motivated by several recent experiments, we investigate phonon-assisted electronic transport through suspended carbon nanotube quantum dots including electron-electron, electron-phonon, and spin-orbit...
Phonon-assisted transport through suspended carbon nanotube quantum dots
Phonon-assisted transport suspended carbon nanotube quantum dots
2014/5/28
Motivated by several recent experiments, we investigate phonon-assisted electronic transport through suspended carbon nanotube quantum dots including electron-electron, electron-phonon, and spin-orbit...
Sequential, successive, and simultaneous decoders for entanglement-assisted classical communication
simultaneous decoders entanglement-assisted classical communication Quantum Physics
2011/9/29
Abstract: Bennett et al. showed that allowing shared entanglement between a sender and receiver before communication begins dramatically simplifies the theory of quantum channels, and these results su...
Low-threshold directional plasmon lasing assisted by spatially coherent surface plasmon polaritons
Low-threshold plasmon
2011/9/2
We theoretically propose directional, low-threshold plasmon lasing in both the near-infrared and visible wavelengths by utilizing spatially coherent surface plasmon polaritons on a meta-surface.The ga...
Selective tuning of high-Q silicon photonic crystal nanocavities via laser-assisted local oxidation
Local oxidation cavity resonance tuning Thermal oxidation
2011/8/29
We examine the cavity resonance tuning of high-Q silicon photonic crystal heterostructures by localized laser-assisted thermal oxidation using a 532 nm continuous wave laser focused to a 2.5 m radius...
The state of the art in dibaryons with strangeness is reviewed, including the K^{-}pp dibaryon which signals the onset of antikaon-nuclear binding. A new type of strange dibaryons is highlighted, wher...
Group-III assisted catalyst-free growth of InGaAs nanowires and the formation of quantum dots
Group-III assisted catalyst-free growth InGaAs nanowires quantum dots
2010/11/25
Growth of GaAs and InxGa1xAs nanowires by the group-III assisted Molecular Beam Epitaxy growth method is studied in dependence of growth temperature, with the objective of maximizing the ind...
Phonon-assisted decoherence and tunneling in quantum dot molecules
quantum dot phonon decoherence tunneling
2010/11/22
We study the influence of the phonon environment on the electron dynamics in a doped quantum dot molecule.A non-perturbative quantumkinetic theory based on correlation expansion is used in order to de...
The state of the art in dibaryons with strangeness is reviewed, including the K−pp dibaryon which signals the onset of ¯K –nuclear binding. A new type of strange dibaryons is highlighted, w...
Coupling molecular spin states by photon-assisted tunneling
Coupling molecular spin states photon-assisted tunneling
2010/11/9
Artificial molecules containing just one or two electrons provide a powerful platform for studies of orbital and spin quantum dynamics in nanoscale devices. A well-known example of these dynamics is t...
General theory of assisted entanglement distillation
General theory o assisted entanglement distillation
2010/10/21
We evaluate the one-shot entanglement of assistance for an arbitrary bipartite state. This yields another interesting result, namely a characterization of the one-shot distillable entanglement of a bi...