1.4k citations · 3.5k across the 15 of their papers we have counts for
15 papers
Single-channel electronic readout of a multipixel superconducting nanowire single photon detector
Johannes Tiedau, Timon Schapeler, Vikas Anant +3
We present a time-over-threshold readout technique to count the number of activated pixels from an array of superconducting nanowire single photon detectors (SNSPDs). This techniqu…
Characterization of Electro-Optical Devices with Low Jitter Single Photon Detectors -- Towards an Optical Sampling Oscilloscope Beyond 100 GHz
Helmut Fedder, Steffen Oesterwind, Markus Wick +10
We showcase an optical random sampling scope that exploits single photon counting and apply it to characterize optical transceivers. We study single photon detectors with a jitter…
Quantitative nanoscale MRI with a wide field of view
Florestan Ziem, Marwa Garsi, Helmut Fedder +1
Magnetic spin resonance is a key non-invasive sensing and imaging technique across the life-, material- and fundamental sciences with further medical and commercial applications. R…
Magnetic criticality-enhanced hybrid nanodiamond-thermometer under ambient conditions
Ning Wang, Gang-Qin Liu, Weng-Hang Leong +10
Nitrogen vacancy (NV) centres in diamond are attractive as quantum sensors owing to their superb coherence under ambient conditions. However, the NV centre spin resonances are rela…
Protecting a diamond quantum memory by charge state control
Matthias Pfender, Nabeel Aslam, Patrick Simon +17
In recent years, solid-state spin systems have emerged as promising candidates for quantum information processing (QIP). Prominent examples are the Nitrogen-Vacancy (NV) center in…
Purcell-enhanced single-photon emission from nitrogen-vacancy centers coupled to a tunable microcavity
Hanno Kaupp, Thomas Hümmer, Matthias Mader +7
Optical microcavities are a powerful tool to enhance spontaneous emission of individual quantum emitters. However, the broad emission spectra encountered in the solid state at room…
Towards a room-temperature spin quantum bus in diamond via optical spin injection, transport and detection
Marcus W. Doherty, Carlos A. Meriles, Audrius Alkauskas +3
Diamond is a proven solid-state platform for spin-based quantum technology. The nitrogen-vacancy (NV) center in diamond has been used to realize small-scale quantum information pro…
Coherent control of single spins in silicon carbide at room temperature
Matthias Widmann, Sang-Yun Lee, Torsten Rendler +15
Spins in solids are cornerstone elements of quantum spintronics. Leading contenders such as defects in diamond, or individual phosphorous dopants in silicon have shown spectacular…
Microscopic diamond Solid-Immersion-Lenses fabricated around single defect ceneters by focussed ion beam milling
Mohammad Jamali, Ilja Gerhardt, Mohammad Rezai +3
Recent efforts to define microscopic solid-immersion-lenses (SIL) by focused ion beam milling into diamond substrates that are registered to a preselected single photon emitter are…
Single Photon Transistor Mediated by Inter-State Rydberg Interaction
Hannes Gorniaczyk, Christoph Tresp, Johannes Schmidt +2
We report on the realization of an all-optical transistor by mapping gate and source photons into strongly interacting Rydberg excitations with different principal quantum numbers…
Readout and control of a single nuclear spin with a meta-stable electron spin ancilla
Sang-Yun Lee, Matthias Widmann, Torsten Rendler +12
Electron and nuclear spins associated with point defects in insulators are promising systems for solid state quantum technology. While the electron spin usually is used for readout…
Sensing remote nuclear spins
Nan Zhao, Jan Honert, Berhard Schmid +7
Sensing single nuclear spins is a central challenge in magnetic resonance based imaging techniques. Although different methods and especially diamond defect based sensing and imagi…
Sensing electric fields using single diamond spins
Florian Dolde, Helmut Fedder, Marcus W. Doherty +8
The ability to sensitively detect charges under ambient conditions would be a fascinating new tool benefitting a wide range of researchers across disciplines. However, most current…
Dynamical Decoupling of a single electron spin at room temperature
Boris Naydenov, Florian Dolde, Liam T. Hall +5
Here we report the increase of the coherence time T of a single electron spin at room temperature by using dynamical decoupling. We show that the Carr-Purcell-Meiboom-Gill (CPM…
Towards T1-limited magnetic resonance imaging using Rabi beats
H. Fedder, F. Dolde, F. Rempp +4
Two proof-of-principle experiments towards T1-limited magnetic resonance imaging with NV centers in diamond are demonstrated. First, a large number of Rabi oscillations is measured…