Search Results - "Froch, Johannes E."
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Quasi-BIC Resonant Enhancement of Second-Harmonic Generation in WS2 Monolayers
Published in Nano letters (08-07-2020)“…Atomically thin monolayers of transition metal dichalcogenides (TMDs) have emerged as a promising class of novel materials for optoelectronics and nonlinear…”
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2
Coupling Hexagonal Boron Nitride Quantum Emitters to Photonic Crystal Cavities
Published in ACS nano (23-06-2020)“…Quantum photonics technologies require a scalable approach for the integration of nonclassical light sources with photonic resonators to achieve strong light…”
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3
Photonic crystal cavities from hexagonal boron nitride
Published in Nature communications (05-07-2018)“…Development of scalable quantum photonic technologies requires on-chip integration of photonic components. Recently, hexagonal boron nitride (hBN) has emerged…”
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Nonlocal, Flat-Band Meta-Optics for Monolithic, High-Efficiency, Compact Photodetectors
Published in Nano letters (13-03-2024)“…Miniaturized photodetectors are becoming increasingly sought-after components for next-generation technologies, such as autonomous vehicles, integrated…”
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Coupling Spin Defects in Hexagonal Boron Nitride to Monolithic Bullseye Cavities
Published in Nano letters (11-08-2021)“…Color centers in hexagonal boron nitride (hBN) are becoming an increasingly important building block for quantum photonic applications. Herein, we demonstrate…”
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Generation of Spin Defects in Hexagonal Boron Nitride
Published in ACS photonics (19-08-2020)“…Two-dimensional hexagonal boron nitride offers intriguing opportunities for advanced studies of light–matter interaction at the nanoscale, specifically for…”
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Quantum Interference of Resonance Fluorescence from Germanium-Vacancy Color Centers in Diamond
Published in Nano letters (10-08-2022)“…Resonance fluorescence from a quantum emitter is an ideal source to extract indistinguishable photons. By using the cross-polarization to suppress the laser…”
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Photonic Nanobeam Cavities with Nanopockets for Efficient Integration of Fluorescent Nanoparticles
Published in Nano letters (08-04-2020)“…Integrating fluorescent nanoparticles with high-Q, small mode volume cavities is indispensable for nanophotonics and quantum technologies. To date,…”
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Coherent Manipulation with Resonant Excitation and Single Emitter Creation of Nitrogen Vacancy Centers in 4H Silicon Carbide
Published in Nano letters (12-08-2020)“…Silicon carbide (SiC) has become a key player in the realization of scalable quantum technologies due to its ability to host optically addressable spin qubits…”
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Coupling Spin Defects in a Layered Material to Nanoscale Plasmonic Cavities
Published in Advanced materials (Weinheim) (01-01-2022)“…Spin defects in hexagonal boron nitride, and specifically the negatively charged boron vacancy (VB‐) centers, are emerging candidates for quantum sensing…”
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Purcell Enhancement of a Cavity‐Coupled Emitter in Hexagonal Boron Nitride
Published in Small (Weinheim an der Bergstrasse, Germany) (01-01-2022)“…Integration of solid‐state quantum emitters into nanophotonic circuits is a critical step towards fully on‐chip quantum photonic‐based technologies. Among…”
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Opportunities and Challenges for Large-Scale Phase-Change Material Integrated Electro-Photonics
Published in ACS photonics (19-10-2022)“…Programmable photonics have the potential to completely transform a range of emerging applications, including optical computing, optical signal processing,…”
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13
Optical Gating of Resonance Fluorescence from a Single Germanium Vacancy Color Center in Diamond
Published in Physical review letters (19-07-2019)“…Scalable quantum photonic networks require coherent excitation of quantum emitters. However, many solid-state systems can undergo a transition to a dark…”
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14
Integration of hBN Quantum Emitters in Monolithically Fabricated Waveguides
Published in ACS photonics (20-10-2021)“…Hexagonal boron nitride (hBN) is gaining interest for potential applications in integrated quantum nanophotonics. Yet, to establish hBN as an integrated…”
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15
Versatile direct-writing of dopants in a solid state host through recoil implantation
Published in Nature communications (07-10-2020)“…Modifying material properties at the nanoscale is crucially important for devices in nano-electronics, nanophotonics and quantum information. Optically active…”
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16
Deterministic Quantum Light Arrays from Giant Silica-Shelled Quantum Dots
Published in ACS applied materials & interfaces (25-01-2023)“…Colloidal quantum dots (QDs) are promising candidates for single-photon sources with applications in photonic quantum information technologies. Developing…”
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17
Nonvolatile Phase-Only Transmissive Spatial Light Modulator with Electrical Addressability of Individual Pixels
Published in ACS nano (30-04-2024)“…Active metasurfaces with tunable subwavelength-scale nanoscatterers are promising platforms for high-performance spatial light modulators (SLMs). Among the…”
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18
Three-Dimensional Nanothermistors for Thermal Probing
Published in ACS applied materials & interfaces (26-06-2019)“…Accessing the thermal properties of materials or even full devices is a highly relevant topic in research and development. Along with the ongoing trend toward…”
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Broadband thermal imaging using meta-optics
Published in Nature communications (23-02-2024)“…Subwavelength diffractive optics known as meta-optics have demonstrated the potential to significantly miniaturize imaging systems. However, despite impressive…”
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Large field-of-view short-wave infrared metalens for scanning fiber endoscopy
Published in Journal of biomedical optics (01-09-2023)“…The scanning fiber endoscope (SFE), an ultrasmall optical imaging device with a large field-of-view (FOV) for having a clear forward view into the interior of…”
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