two-photon quantum state
Generation of a two-photon state from a quantum dot in a microcavity
... in quantum metrology [1], quantum com- munication and cryptography [2–4], linear-optics quan- tum computation [5, 6], and even for fundamental tests of quantum mechanics like hidden variables ...
6
Engineering of two-photon quantum correlation behind a double slit
... generated two-photon field ...toward quantum state engineering is to cal- culate the two-photon field profile in the crystal-center ...this two-photon field ...
15
Resonance fluorescence from an atomic quantum memory compatible single photon source based on GaAs droplet quantum dots
... ground state transition of the QD is passed through a linear polarizer and a microscope objective to excite the ...showing two peaks originating from the same QD with a fine structure splitting of about ...
5
A tunable quantum optical filter using the Fano effect in a waveguide
... input state can be considered as a weighted sum of different number states ...a quantum output ...or two-photon states from a coherent input state ...recently, photon- ...
6
Photon statistics excitation spectroscopy of a single two level system
... the photon statistics on the excitation dynamics of a single two level ...semiconductor quantum dot represents the two level system and is reso- nantly excited either with coherent laser ...
5
Interference and the lossless lossy beam splitter
... in quantum optics is derived from the fact that an unentangled input beam can emerge from the device in an entangled ...This state can then either have its quantum correlations confirmed by ...
10
Role of Photon Space in Quantum Electrodynamics
... these two eventualities, whether a circle or a spiral, wins out in the long run is deemed to be a function of the current state, (r, v, and M), which is not ascertained in this ...
10
QUANTUM CRYPTOGRAPHY WITH PHOTON PAIRS
... used photon pairs at a wavelength of 700 nm, which were detected with commercial single photon detectors based on Silicon ...the photon pairs, both groups took advantage of parametric down conversion ...
6
Excited state dynamics of a two photon activatable ruthenium prodrug
... all quantum yields for branching of reaction path- ways by using target analysis and simultaneously fitting traces with multi-exponential functions derived from a full kinetic ...
5
Quantum interference between light sources separated by 150 million kilometers
... the two photons in orthogonal polarizations and overlapping them onto a beam splitter, and selecting only the events (with 50% probability) where there is one and only one photon in each output, the ...
7
A Mach-Zehnder Interferometry Method for the Measurement of Photonic State Squeezing in Quantum Cavities
... of quantum entangled states [9–11]. Measurement and manipulation of quantum states, especially in quantum cavities, are a milestone for the development and improvement of atom-photon ...
9
Retrodictive states and two-photon quantum imaging
... retrodictive quantum theory [5,6,7], that is, quantum theory in which the state of the system at any time between preparation and measurement is assigned on the basis of a measurement performed on ...
5
Towards Heralded Two-Photon Absorption and Two-Photon Excited Fluorescence for Quantum Microscopy and Spectroscopy
... the state of the art high resolution imaging technologies used in the life sciences sector [9] exploiting ...of two- photon microscopy are the deeper penetration depth into the tissue and a ...
16
Role of Photon Space in Quantum Electrodynamics
... A vector is an imaginary (fictitious) geometric figure; (3) geometrical constructions containing vectors (as pseudo-geometric figures) and vector operations in a coordinate sy[r] ...
18
Room temperature strong coupling in a semiconductor microcavity with embedded AlGaAs quantum wells designed for polariton lasing
... bare quantum wells indicate a crossover from the type-II indirect to the type-I direct ...of quantum well and barrier ground states in the conduction band leads to an estimated exciton binding energy ...
11
Two photon excitation for C2V molecules based on the full relativistic theory
... In Eq.18, the zeroth-oder coefficient, i.e. the zeroth- oder approximation representation is a constant, and the first and secondary approximations are also given. The transition probabilities are given in Eq.19 for ...
5
Quantum Walk of Two Quantum Particles on One Dimensional System
... Figure 3. Correlation probability after 10 steps of quantum walk on a chain with 21 site. The two particles are initially at site 10 with spin up and site 12 with spin down. The probability of moving to ...
5
Two-photon interference : spatial aspects of two-photon entanglement, diffraction, and scattering
... of two single-mode ...the two-photon fringe pattern is at least 240 µm which is more than three times larger than the width of the detection ...The two-photon interference pattern is ...
160
Nonclassical excitation and quantum interference in a three level atom
... Abstract Non-classical properties and quantum interference QI in two-photon excitation of a three level atom 11, 12 , 13 in a ladder configuration, illuminated by multiple fields in non-[r] ...
231
Realization of a single Cooper pair Josephson laser
... negative detuning. The spectra in Fig. 4 also exhibit a clear though less pronounced pulling toward negative detuning. The origin of the splitting in Fig. 3 is unclear. One possibility is quasiparticle poisoning of the ...
12