搜索结果: 1-13 共查到“光学 Single photon”相关记录13条 . 查询时间(0.064 秒)
Coherent single-photon absorption by single emitters coupled to 1D nanophotonic waveguides
Coherent single-photon absorption single emitters 1D nanophotonic waveguides Optics
2011/8/1
Abstract: We study the dynamics of single-photon absorption by a single emitter coupled to a one-dimensional waveguide that simultaneously provides channels for spontaneous emission decay and a channe...
Numerical method to optimize the Polar-Azimuthal Orientation of Infrared Superconducting Nanowire Single-Photon Detectors
Numerical method Infrared Superconducting Nanowire
2011/9/2
A novel finite-element method for calculating the illumination-dependence of absorption in three-dimensional nanostructures is presented based on the RF module of the COMSOL software package. This met...
Ultra-bright and efficient single photon generation based on N-V centres in nanodiamonds on a solid immersion lens
photon generation N-V centres nanodiamonds
2010/11/16
Single photons are fundamental elements for quantum information technologies such as quantum cryptography, quantum information storage and optical quantum computing. Colour centres in diamond have pr...
Continuous monitoring can improve single-photon probability
Continuous monitoring single-photon probability
2010/11/9
An engineering technique using continuous quantum measurement together with a change detection algorithm is proposed to improve the probability of single photon emission for a quantum-dot based single...
Direct probing of non-classical single-photon wavepacket
Direct probing non-classical single-photon wavepacket
2010/10/29
We investigate quantum properties of pulsed light fields point-by-point in phase space. We probe the negative region of the Wigner function of a single photon state generated by means of waveguided pa...
Integrated Diamond Optics for Single Photon Detection
Integrated Diamond Optics Single Photon Detection
2010/10/18
Optical detection of single defect centers in the solid state is a key element of novel quantum
technologies. This includes the generation of single photons and quantum information processing.Unfortu...
Temperature Dependent Performances of Superconducting Nanowire Single-Photon Detectors in an Ultralow-Temperature Region
Temperature Dependent Performances Superconducting Nanowire Single-Photon Detectors Ultralow-Temperature Region
2010/10/20
We present the performances of a superconducting nanowire single-photon detector (SNSPD) in an ultralow-temperature region from 16 mK to 4 K. The system detection efficiency of the SNSPD showed satura...
A planar dielectric antenna for directional single-photon emission and near-unity collection efficiency
planar dielectric antenna directional single-photon emission near-unity collection efficiency
2010/10/20
Single emitters have been considered as sources of single photons in various contexts such as cryptography, quantum computation, spectroscopy, and metrology1,2,3. The success of these applications wil...
Experimental generation and characterization of single-photon hybrid ququarts based on polarization-orbital angular momentum encoding
Experimental generation characterization single-photon hybrid ququarts polarization-orbital angular momentum encoding
2010/10/20
High-dimensional quantum states, or qudits, represent a promising resource in the quantum infor-mation field. Here we present the experimental generation of four-dimensional quantum states, or ququart...
Bidirectional Mapping between a Biphoton Polarization State and a Single-Photon Two-Qubit State
Bidirectional Mapping Biphoton Polarization State Single-Photon Two-Qubit State
2013/7/2
How to manipulate (operate or measure) single photons efficiently and simply is the basic problem in optical quantum information processing. We first present an efficient scheme to transform a biphoto...
Compactly packaged superconducting nanowire single-photon detector with an optical cavity for multichannel system
superconducting single-photon
2010/3/10
We developed superconducting nanowire single-photon detectors with an optical cavity (OC-SNSPDs) for multichannel systems. For efficient coupling, the devices were installed in compact fiber-coupled p...
Single-photon logic gates using minimal resources
Single-photon logic gates minimal resources
2013/7/3
We present a simple architecture for deterministic quantum circuits operating on single-photon qubits. Few resources are necessary to implement two elementary gates and can be recycled for computing w...
Deterministic Single-Photon Generation by Cavity QED
Quantum information Single photon Cavity QED
2009/6/12
Deterministic generation of single photons is an essential ingredient for quantum information experiments. Controlled emission of single photons into a cavity mode with high efficiency is proposed usi...