228 citations · 1k across the 16 of their papers we have counts for
16 papers
Electronic Noise Considerations for Designing Integrated Solid-State Quantum Memories
Tzu-Yung Huang, David A. Hopper, Kaisarbek Omirzakhov +4
As quantum networks expand and are deployed outside research laboratories, a need arises to design and integrate compact control electronics for each memory node. It is essential t…
Hardware Trojan Detection Potential and Limits with the Quantum Diamond Microscope
Jacob N. Lenz, Scott K. Perryman, Dmitro J. Martynowych +2
The Quantum Diamond Microscope (QDM) is an instrument with a demonstrated capability to image electrical current in integrated circuits (ICs), which shows promise for detection of…
Room Temperature Dynamics of an Optically Addressable Single Spin in Hexagonal Boron Nitride
Raj N. Patel, Rebecca E. K. Fishman, Tzu-Yung Huang +7
Hexagonal boron nitride (h-BN) hosts pure single-photon emitters that have shown evidence of optically detected electronic spin dynamics. However, the electrical and chemical struc…
Vector Magnetic Current Imaging of an 8 nm Process Node Chip and 3D Current Distributions Using the Quantum Diamond Microscope
Sean M. Oliver, Dmitro J. Martynowych, Matthew J. Turner +3
The adoption of 3D packaging technology necessitates the development of new approaches to failure electronic device analysis. To that end, our team is developing a tool called the…
Probing the Optical Dynamics of Quantum Emitters in Hexagonal Boron Nitride
Raj N. Patel, David A. Hopper, Jordan A. Gusdorff +6
Hexagonal boron nitride is a van der Waals material that hosts visible-wavelength quantum emitters at room temperature. However, experimental identification of the quantum emitters…
Photon emission correlation spectroscopy as an analytical tool for quantum defects
Rebecca E. K. Fishman, Raj N. Patel, David A. Hopper +2
Photon emission correlation spectroscopy is an indispensable tool for the study of atoms, molecules, and, more recently, solid-state quantum defects. In solid-state systems, its mo…
Direct imaging of antiferromagnetic domains and anomalous layer-dependent mirror symmetry breaking in atomically thin MnPS
Zhuoliang Ni, Huiqin Zhang, David Hopper +8
We have developed a sensitive cryogenic second-harmonic generation microscopy to study a van der Waals antiferromagnet MnPS. We find that long-range Néel antiferromagnetic orde…
Efficient Optical Quantification of Heterogeneous Emitter Ensembles
S. Alex Breitweiser, Annemarie L. Exarhos, Raj N. Patel +4
Defect-based quantum emitters in solid state materials offer a promising platform for quantum communication and sensing. Confocal fluorescence microscopy techniques have revealed q…
Real-Time Charge Initialization of Diamond Nitrogen-Vacancy Centers for Enhanced Spin Readout
David A. Hopper, Joseph D. Lauigan, Tzu-Yung Huang +1
A common impediment to qubit performance is imperfect state initialization. In the case of the diamond nitrogen-vacancy (NV) center, the initialization fidelity is limited by fluct…
Spin Readout Techniques of the Nitrogen-Vacancy Center in Diamond
David A. Hopper, Henry J. Shulevitz, Lee C. Bassett
The diamond nitrogen-vacancy (NV) center is a leading platform for quantum information science due to its optical addressability and room-temperature spin coherence. However, measu…
Spin-Dependent Quantum Emission in Hexagonal Boron Nitride at Room Temperature
Annemarie L. Exarhos, David A. Hopper, Raj N. Patel +2
Optically addressable spins associated with defects in wide-bandgap semiconductors are versatile platforms for quantum information processing and nanoscale sensing, where spin-depe…
Fabrication of (111)-Faced Single-Crystal Diamond Plates by Laser Nucleated Cleaving
Samuel M. Parks, Richard R. Grote, David A. Hopper +1
Single-crystal diamond plates with surfaces oriented in a (111) crystal plane are required for high-performance solid-state device platforms ranging from power electronics to quant…
Imaging a Nitrogen-Vacancy Center with a Diamond Immersion Metalens
Richard R. Grote, Tzu-Yung Huang, Sander A. Mann +5
Solid-state quantum emitters have emerged as robust single-photon sources and addressable spins: key components in rapidly developing quantum technologies for broadband magnetometr…
Amplified Sensitivity of Nitrogen-Vacancy Spins in Nanodiamonds using All-Optical Charge Readout
David A. Hopper, Richard R. Grote, Samuel M. Parks +1
Nanodiamonds containing nitrogen-vacancy (NV) centers offer a versatile platform for sensing applications spanning from nanomagnetism to in-vivo monitoring of cellular processes. I…
Optical Signatures of Quantum Emitters in Suspended Hexagonal Boron Nitride
Annemarie L. Exarhos, David A. Hopper, Richard R. Grote +2
Hexagonal boron nitride (h-BN) is a tantalizing material for solid-state quantum engineering. Analogously to three-dimensional wide-bandgap semiconductors like diamond, h-BN hosts…
Near-Infrared-Assisted Charge Control and Spin Readout of the Nitrogen-Vacancy Center in Diamond
David A. Hopper, Richard R. Grote, Annemarie L. Exarhos +1
We utilize nonlinear absorption to design all-optical protocols that improve both charge state initialization and spin readout for the nitrogen-vacancy (NV) center in diamond. Non-…