1.3k citations · 3.7k across the 74 of their papers we have counts for
74 papers
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…
Magnetic Communication with an Acoustically Actuated Magnetoelectric Resonator and a Quantum Diamond Magnetometer
Christopher T. -K. Lew, Andrew D. M. Charles, Brant C. Gibson +2
Wireless communication via propagating magnetic fields is a communication modality that has recently garnered significant interest for short-to-medium range communication in conduc…
Optical spin defect pairs in cubic boron nitride
Josiah E. Hsi, Islay O. Robertson, Abhijit Biswas +9
Room-temperature optically active solid-state spin defects are widely known to be useful in quantum sensing applications, however, only a select range of materials have been found…
Real-time Amplitude and Phase Estimation of AC Fields with Diamond Spins
Christopher T. -K. Lew, Samuel A. Wilkinson, Nicholas Gillespie +3
Nitrogen-vacancy centers in diamond have been shown to be capable of detecting AC magnetic fields with high sensitivity, spectral resolution, and spatial resolution. However, most…
Omnidirectional magnetic imaging of magnetic anisotropy and phase transitions
Alexander J Healey, Kaijian Xing, Weiyao Zhao +7
Micron scale imaging of magnetic fields is an important tool for understanding the evolution of magnetism through phase transitions and as a result of interactions inside of hetero…
Efficient and Robust p-type Transistor based on Ultra-wide-bandgap Semiconductor
Kaijian Xing, Zherui Yang, Weiyao Zhao +17
The p-type transistor is an indispensable component of semiconductor technology, enabling complementary operation with n-channel transistors for computation, storage, and communica…
Multi-wavelength Spin Dynamics of Defects in Hexagonal Boron Nitride
Ivan Zhigulin, Nicholas P. Sloane, Benjamin Whitefield +3
Optically addressable solid-state spin defects are essential platforms for quantum sensing and information processing. Recently, single spin defects with combined S = 1 and S = 1/2…
Photodynamics and Temperature Dependence of Single Spin Defects in Hexagonal Boron Nitride
Benjamin Whitefield, Ivan Zhigulin, Nicholas P. Sloane +3
Quantum emitters in hexagonal boron nitride (hBN) that exhibit optically detected magnetic resonance (ODMR) signatures have recently garnered significant attention as an emerging s…
Spin-dependent photoluminescence in carbon-based quantum dots
Erin S. Grant, Joseph F. Olorunyomi, Sam C. Scholten +12
The ability to modulate the photoluminescence (PL) of nanomaterials via spin-related effects is vital for many emerging quantum technologies, with nanoscale quantum sensing and ima…
A scalable method for cavity-enhanced solid-state quantum sensors
Daniel J. Tibben, Roy Styles, David A. Broadway +3
Photoluminescent color centers in diamond and hexagonal boron nitride (hBN) are powerful nanoscale solid-state quantum sensors that are explored in a plethora of quantum technologi…
Self-assembled fluorescent nanodiamond layers for quantum imaging
Katherine Chea, Erin S. Grant, Kevin J. Rietwyk +6
The nitrogen-vacancy (NV) center in diamond is emerging as a powerful tool for imaging magnetic and electric signals at the microscale and below. However, most imaging demonstratio…
All-optical electric field sensing with nanodiamond-doped polymer thin films
Roy Styles, Mengke Han, Toon Goris +9
The nitrogen-vacancy (NV) center is a photoluminescent defect in diamond that exists in different charge states, NV and NV, that are sensitive to the NV's nanoscale environ…
Optically detected magnetic resonance of wafer-scale hexagonal boron nitride thin films
Sam C. Scholten, Jakub Iwański, Kaijian Xing +15
Hexagonal boron nitride (hBN) has recently been shown to host native defects exhibiting optically detected magnetic resonance (ODMR) with applications in nanoscale magnetic sensing…
Magnetic field imaging with an optical microscope using a quantum diamond sensor add-on
Alex Shaji, David A. Broadway, Philipp Reineck +2
Widefield magnetic imaging using ensembles of nitrogen-vacancy (NV) centres in diamond has emerged as a useful technique for studying the microscopic magnetic properties of materia…
Generation of narrowband quantum emitters in hBN with optically addressable spins
Benjamin Whitefield, Helen Zhi Jie Zeng, James Liddle-Wesolowski +8
Electron spins coupled with optical transitions in solids stand out as a promising platform for developing spin-based quantum technologies. Recently, hexagonal boron nitride (hBN)…
Imaging magnetic switching in orthogonally twisted stacks of a van der Waals antiferromagnet
Alexander J Healey, Cheng Tan, Boris Gross +9
Stacking van der Waals magnets holds promise for creating new hybrid materials with properties that do not exist in bulk materials. Here we investigate orthogonally twisted stacks…
Radiofrequency receiver based on isotropic solid-state spins
Islay O. Robertson, Brett C. Johnson, Giannis Thalassinos +5
Optically addressable solid-state spins have been proposed as robust radiofrequency (RF)-optical transducers sensitive to a specific RF frequency tuned by an external static magnet…
Violet to near-infrared optical addressing of spin pairs in hexagonal boron nitride
Priya Singh, Islay O. Robertson, Sam C. Scholten +9
Optically addressable solid-state spins are an important platform for practical quantum technologies. Van der Waals material hexagonal boron nitride (hBN) is a promising host as it…
Towards high spatial resolution magnetic imaging with a compact practical quantum diamond microscope
Kevin J. Rietwyk, Alex Shaji, Islay O. Robertson +6
Widefield quantum diamond microscopy is a powerful technique for imaging magnetic fields with high sensitivity and spatial resolution. However, current methods to approach the ulti…
A charge transfer mechanism for optically addressable solid-state spin pairs
Islay O. Robertson, Benjamin Whitefield, Sam C. Scholten +9
Optically detected magnetic resonance (ODMR) with no resolvable zero-field splitting has been observed from emitters in hexagonal boron nitride across a broad range of wavelengths,…
A compact, portable device for microscopic magnetic imaging based on diamond quantum sensors
Alex Shaji, Kevin J. Rietwyk, Islay O. Robertson +3
Magnetic imaging based on ensembles of diamond nitrogen-vacancy quantum sensors has emerged as a useful technique for the spatial characterisation of magnetic materials and current…
Optimisation of electron irradiation for creating spin ensembles in hexagonal boron nitride
Alexander J Healey, Priya Singh, Islay O Robertson +9
Boron vacancy centre () ensembles in hexagonal boron nitride (hBN) have attracted recent interest for their potential as two-dimensional solid-state quantum sensors. I…
3D-mapping and manipulation of photocurrent in an optoelectronic diamond device
A. A. Wood, D. J. McCloskey, N. Dontschuk +10
Characterising charge transport in a material is central to the understanding of its electrical properties, and can usually only be inferred from bulk measurements of derived quant…
Optimized Current Density Reconstruction from Widefield Quantum Diamond Magnetic Field Maps
Siddhant Midha, Madhur Parashar, Anuj Bathla +3
Quantum Diamond Microscopy using Nitrogen-Vacancy (NV) defects in diamond crystals has enabled the magnetic field imaging of a wide variety of nanoscale current profiles. Intimatel…