13 citations · 27 across the 31 of their papers we have counts for
35 papers
Symmetry Engineering Enables Deterministic Ensemble Polarization Control in Hexagonal Boron Nitride
Aqiq Ishraq, Eric Herrmann, Pragya Agnihotri +15
Optical polarization is a key degree of freedom in quantum photonic and sensing technologies, enabling efficient light--matter coupling and directional emission. However, in defect…
Facile hBN-hBN Interfacial Overlap Engineering for Enhanced Quantum Emitter Formation
Nhat Minh Nguyen, Trung Vuong Doan, Md Shakhawath Hossain +12
Quantum emitters in two-dimensional materials, particularly hBN, are promising platforms for quantum technologies. However, achieving high-density emitters at predetermined locatio…
Persistence and emergence of quantum defects through pressure-induced phase changes
Alexander J Healey, Alan Salek, Christopher T-K Lew +15
Extreme pressures can transform materials and their properties, but probing these in-situ is made challenging by the small sample volumes and access requirements demanded by diamon…
Correlating spin and optical properties of quantum emitters in hBN
Nika Teran, Benjamin Whitefield, Nicholas Sloane +3
Optically addressable spin defects in hexagonal boron nitride (hBN) are well suited for near-surface quantum sensing. They offer bright, wavelength-tunable single-photon emission w…
Emergence of Propagating Exciton-Polaritons in Hybrid Waveguide-van der Waals Heterostructures
Alina Schubert, Karoline Becker, Andreas Thies +7
Integrating few-layer materials into photonic circuits is a promising concept for novel on-chip photonic applications. We incorporate transition metal dichalcogenides (TMDs) with f…
High-Performance Nanophononic Resonators in Self-Suspended WSe Domes and Drums
Jens-Christian Drawer, Bo Han, Edson Rafael Cardozo de Oliveira +7
Van der Waals materials are ideally suited for the implementation of high-frequency nanophononic resonators with atomically flat interfaces. Here, we present two versatile van der…
Hexagonal Boron Nitride Spin Defects for Quantum Photonics: Annealing-Free Generation by Krypton Ion Implantation
Ikshvaku Shyam, Raj Singh, Mangababu Akkanaboina +11
Controlled, reproducible generation of luminescent defect centres in hBN remains a key challenge for scalable quantum-photonic technologies. Here, we report Kr ion implantati…
On chip, multifunctional quantum sensing using single spins in a van der Waals crystal
James Liddle-Wesolowski, Konosuke Shimazaki, Jiyun Kim +5
Nanoscale thermometry and magnetometry are in high demand across a wide range of scientific and technological applications. In this context, optically addressable spins in solids h…
Revealing Strain and Disorder in Transition-Metal Dichalcogenides Using Hyperspectral Photoluminescence Imaging
Adam Alfrey, Cole Tait, Takashi Taniguchi +2
Hyperspectral photoluminescence (HSPL) imaging provides spatially resolved spectral information for monolayer transition-metal dichalcogenides (TMDs), enabling the detection of sub…
Phonon-enhanced strain sensitivity of quantum dots in two-dimensional semiconductors
Sumitra Shit, Yunus Waheed, Jithin Thoppil Surendran +4
Two-dimensional semiconductors have attracted considerable interest for integration into emerging quantum photonic networks. Strain engineering of monolayer transition-metal dichal…
Surface defects in carbon-doped hexagonal boron nitride for negative-contrast direct laser writing
Dmitrii Litvinov, Virgil Gavriliuc, Magdalena Grzeszczyk +5
Radiative defects in hexagonal boron nitride (hBN) are active in a broad spectral range from deep ultraviolet to near-infrared wavelengths. Representatives of these defects act as…
Cooperative Emission from Quantum Emitters in Hexagonal Boron Nitride Layers
Igor Khanonkin, Amir Sivan, Le Liu +5
Collective light emission from many-body quantum systems is a cornerstone of quantum optics, yet its implementation in solid-state platforms operating under ambient conditions rema…
Zero-phonon line emission of single photon emitters in helium-ion treated MoS
Katja Barthelmi, Tomer Amit, Mirco Troue +13
We explore the zero-phonon line of single photon emitters in helium-ion treated monolayer MoS, which are currently understood in terms of single sulfur-site vacancies. By compa…
High-Temperature Activation of Single-Photon Emitters in monolayer WS2
Gyeongjun Lee, Antoine Borel, Takashi Taniguchi +3
Controlled activation of defect-bound excitonic states in two-dimensional semiconductors provides a route to isolated quantum emitters and a sensitive probe of defect physics. Here…
Imaging Electron-Hole Asymmetry in the Quantum Melting of Generalized Wigner Crystals
Emma Berger, Michael Arumainayagam, Zhihuan Dong +12
Two-dimensional moiré materials provide a versatile platform to explore phase transitions in strongly correlated systems. Using scanning tunneling microscopy (STM) we have imaged t…
Wigner polarons reveal Wigner crystal dynamics in a monolayer semiconductor
Lifu Zhang, Liuxin Gu, Haydn S. Adlong +12
Wigner crystals, lattices made purely of electrons, are a quintessential paradigm of studying correlation-driven quantum phase transitions. Despite decades of research, the interna…
High-Performance Near-Infrared Quantum Emission from Color Centers in hBN
Sean Doan, Sahil D. Patel, Yilin Chen +9
Color centers hosted in hexagonal boron nitride have emerged as a highly promising platform for single-photon emission and spin-photon technologies relevant to quantum communicatio…
Tunable WS Micro-Dome Open Cavity Single Photon Source
Jens-Christian Drawer, Salvatore Cianci, Vita Solovyeva +13
Versatile, tunable, and potentially scalable single-photon sources are a key asset in emergent photonic quantum technologies. In this work, a single-photon source based on WS m…
Single Photon Emitters in Ultra-Thin Hexagonal Boron Nitride Layers
Le Liu, Igor Khanonkin, Johannes Eberle +6
Single-photon emitters (SPE) in hexagonal boron nitride (h-BN) are promising for applications ranging from single-photon sources to quantum sensors. Previous studies exclusively fo…
Topological Jackiw-Rebbi States in Photonic Van der Waals Heterostructures
Sam A. Randerson, Paul Bouteyre, Xuerong Hu +9
Topological phenomena, first studied in solid state physics, have seen increased interest for applications in nanophotonics owing to highly controllable light confinement with inhe…
Resonance fluorescence and indistinguishable photons from a coherently driven B centre in hBN
Domitille Gérard, Stéphanie Buil, Kenji Watanabe +3
Optically active defects in hexagonal boron nitride (hBN) have become amongst the most attractive single-photon emitters in the solid state, owing to their high-quality photophysic…
Single-photon detection enabled by negative differential conductivity in moiré superlattices
Krystian Nowakowski, Hitesh Agarwal, Sergey Slizovskiy +19
Detecting individual light quanta is essential for quantum information, space exploration, advanced machine vision, and fundamental science. Here, we introduce a novel single photo…
Systematic investigation of the generation of luminescent emitters in hBN via irradiation engineering
Pooja C. Sindhuraj, José M. Caridad, Corné Koks +9
Hexagonal boron nitride (hBN), a two-dimensional (2D) material, garners interest for hosting bright quantum emitters at room temperature. A great variety of fabrication processes h…
Optical detection of charge defects near a graphene transistor using the Stark shift of fluorescent molecules
Carlotta Ciancico, Iacopo Torre, Bernat Terrés +7
Two-dimensional crystals and their heterostructures unlock access to a class of photonic devices, bringing nanophotonics from the nanometer scale down to the atomic level where qua…