516 citations · 1.3k across the 29 of their papers we have counts for
29 papers
Simulating frequency splittings and loss in Fabry-Pérot cavities
Jonah Post, Joep K. van den Brink, Martin P. van Exter
Finite-element simulations of optical cavities are presented, showing frequency splittings in the resonance spectrum. These can be directly compared to and understood by recent the…
Optical microcavity characterization via resonance spectra and modes
Jonah Post, Chunjiang He, Corné Koks +6
This paper describes how resonance spectra and mode profiles can be used to characterize and quantify the mode-shaping effects in open-access plano-concave optical microcavities. T…
Broadband uniform-efficiency OAM-mode detector
Suman Karan, Martin P. Van Exter, Anand K. Jha
The high-dimensional basis of orbital angular momentum (OAM) has several added and unique advantages for photonics quantum technologies compared to the polarization basis, which is…
Confocal polarization tomography of dielectric nanocavities
Frederik Schröder, Martin P. van Exter, Meng Xiong +4
We employ polarization tomography to characterize the modal properties of a dielectric nanocavity with sub-wavelength mode confinement. Our analysis of reflection spectra shows tha…
Probing microcavity resonance spectra with intracavity emitters
Corné Koks, Martin P. van Exter
We measure the fluorescence spectrum of broadband emitters in an open optical microcavity with radius of curvature R = 17.7(3) um and finesse F ~= 1000. This geometry enables a com…
Fabry-Perot microcavity spectra have a fine structure
M. P. van Exter, M. Wubs, E. Hissink +1
Optical cavities can support many transverse and longitudinal modes. A paraxial scalar theory predicts that the resonance frequencies of these modes cluster in different orders. A…
Observation of microcavity fine structure
C. Koks, F. B. Baalbergen, M. P. van Exter
We observe fine structure in the resonance spectra of optical microcavities. We identify the polarization-resolved modes in the spectrum and find that resonance frequencies split i…
Observation of mode-mixing in the eigenmodes of an optical microcavity
C. Koks, M. P. van Exter
We present a method to determine the complex coupling parameter of a two-coupled-modes system by directly measuring the coupled eigenmodes rather than their eigenvalues. This metho…
A fiber coupled cavity QED source of identical single photons
H. J. Snijders, J. A. Frey, J. Norman +6
A high-fidelity source of identical single photons is essential for numerous quantum technologies such as quantum repeaters and optical quantum information processing. Hallmarks th…
Probing the Hotspot Interaction Length in NbN Nanowire Superconducting Single-Photon Detectors
J. J. Renema, R. Gaudio, Q. Wang +3
We measure the maximal distance at which two absorbed photons can jointly trigger a detection event in NbN nanowire superconducting single photon detector (SSPD) microbridges by co…
Purification of a single photon nonlinearity
H. Snijders, J. A. Frey, J. Norman +6
We show that the lifetime-reduced fidelity of a semiconductor quantum dot-cavity single photon nonlinearity can be restored by polarization pre- and postselection. This is realized…
Experimental investigation of the detection mechanism in WSi nanowire superconducting single photon detectors
Rosalinda Gaudio, Jelmer J. Renema, Zili Zhou +9
We use quantum detector tomography to investigate the detection mechanism in WSi nanowire superconducting single photon detectors (SSPDs). To this purpose, we fabricated a 250nm wi…
Position-Dependent Local Detection Efficiency in a Nanowire Superconducting Single-Photon Detector
Jelmer J. Renema, Qiang Wang, Rosalinda Gaudio +8
We probe the local detection efficiency in a nanowire superconducting single-photon detector along the cross-section of the wire with a spatial resolution of 10 nm. We experimental…
The effect of magnetic field on the intrinsic detection efficiency of superconducting single-photon detectors
J. J. Renema, R. J. Rengelink, I. Komen +11
We experimentally investigate the effect of a magnetic field on photon detection in superconducting single-photon detectors. At low fields, the effect of a magnetic field is throug…
Polarization degenerate micropillars fabricated by designing elliptical oxide apertures
Morten P. Bakker, Ajit V. Barve, Alan Zhan +3
A method for fabrication of polarization degenerate oxide apertured micropillar cavities is demon- strated. Micropillars are etched such that the size and shape of the oxide front…
The Role of Spatial Coherence and Orbital Angular Momentum of Light in Astronomy
D. Hetharia, M. P. van Exter, W. Löffler
The orbital angular momentum (OAM) of light is potentially interesting for astronomical study of rotating objects such as black holes, but the effect of reduced spatial coherence o…
Fine tuning of micropillar cavity modes through repetitive oxidations
Morten P. Bakker, Donal J. suntrup, Henk Snijders +4
Repetitive wet thermal oxidations of a tapered oxide aperture in a micropillar structure are demonstrated. After each oxidation step the confined optical modes are analyzed at room…
Monitoring the formation of oxide apertures in micropillar cavities
Morten P. Bakker, Henk Snijders, Donald J. Suntrup +4
An imaging technique is presented that enables monitoring of the wet thermal oxidation of a thin AlAs layer embedded between two distributed Bragg reflector (DBR) mirrors in a micr…
H1 photonic crystal cavitites for hybrid quantum information protocols
Jenna Hagemeier, Cristian Bonato, Tuan-Anh Truong +7
Hybrid quantum information protocols are based on local qubits, such as trapped atoms, NV centers, and quantum dots, coupled to photons. The coupling is achieved through optical ca…
Optical modes in oxide-apertured micropillar cavities
Cristian Bonato, Jan Gudat, Keesjan de Vries +5
We present a detailed experimental characterization of the spectral and spatial structure of the confined optical modes for oxide-apertured micropillar cavities, showing good-quali…
Tomography and state reconstruction with superconducting single-photon detectors
Jelmer J. Renema, Giulia Frucci, Michiel J. A. de Dood +3
We perform quantum state reconstruction of coherent and thermal states with a detector which has an enhanced multiphoton response. The detector is based on superconducting nanowire…
Schmidt modes generated in parametric downconversion
Filippo M. Miatto, Henrique Di Lorenzo Pires, Stephen M. Barnett +1
This paper presents the general Schmidt decomposition of two-photon fields generated in spontaneous parametric down-conversion (SPDC). It discusses in particular the separation of…
Complete experimental characterization of a superconducting multiphoton nanodetector
J. J. Renema, G. Frucci, Z. Zhou +6
We present a complete method to characterize multiphoton detectors with a small overall detection efficiency. We do this by separating the nonlinear action of the multiphoton detec…
Strain-tuning of quantum dot optical transitions via laser-induced surface defects
Cristian Bonato, Evert van Nieuwenburg, Jan Gudat +4
We discuss the fine-tuning of the optical properties of self-assembled quantum dots by the strain perturbation introduced by laser-induced surface defects. We show experimentally t…