62 citations · 139 across the 14 of their papers we have counts for
14 papers
Foundry CMOS platform for multimodal quantum materials characterization
Sharad Kumar Yadav, Luca Nessi, Ondrej Dyck +13
Quantum materials experiments increasingly rely on microwave, electrical, thermal, optical, and structural probes, but these capabilities are typically assembled from custom hardwa…
Atomically Precise Electron Beam Sculpting of Bilayer h-BN: The Role of Crystallographic Orientation and Milling Strategy
Ondrej Dyck, Andrew R. Lupini, Ivan Vlassiouk +3
Achieving atomic precision in top-down manufacturing remains a fundamental challenge nanofabrication technology. Here, the focused electron beam of a scanning transmission electron…
Defect Engineering in Large-Scale CVD-Grown Hexagonal Boron Nitride: Formation, Spectroscopy, and Spin Relaxation Dynamics
Ivan V. Vlassiouk, Yueh-Chun Wu, Alexander Puretzky +19
Recently, numerous techniques have been reported for generating optically active defects in exfoliated hexagonal boron nitride (hBN), which hold transformative potential for quantu…
A Versatile Side Entry Laser System for Scanning Transmission Electron Microscopy
Ondrej Dyck, Olugbenga Olunloyo, Kai Xiao +4
We present the design and implementation of a side entry laser system designed for an ultra-high vacuum scanning transmission electron microscope. This system uses a versatile prob…
Your Clean Graphene is Still Not Clean
Ondrej Dyck, Aisha Okmi, Kai Xiao +3
Efforts aimed at scaling fabrication processes to the level of single atoms, dubbed atom-by-atom fabrication or atomic fabrication, invariably encounter the obstacle of atomic scal…
Closed-Loop Electron-Beam-Induced Spectroscopy and Nanofabrication Around Individual Quantum Emitters
Jawaher Almutlaq, Kyle P. Kelley, Hyeongrak Choi +5
Color centers in diamond play a central role in the development of quantum photonic technologies, and their importance is only expected to grow in the near future. For many quantum…
Controlling hydrocarbon transport and electron beam induced deposition on single layer graphene: toward atomic scale synthesis in the scanning transmission electron microscope
Ondrej Dyck, Andrew R. Lupini, Philip D. Rack +2
Focused electron beam induced deposition (FEBID) is a direct write technique for depositing materials on a support substrate akin to 3D printing with an electron beam (e-beam). Opp…
A platform for in situ synthesis in a STEM
Ondrej Dyck, Andrew R. Lupini, Stephen Jesse
The engineering of quantum materials requires the development of tools able to address various synthesis and characterization challenges. These include the establishment and refine…
The Synthescope: A Vision for Combining Synthesis with Atomic Fabrication
Ondrej Dyck, Andrew R. Lupini, Stephen Jesse
The scanning transmission electron microscope, a workhorse instrument in materials characterization, is being transformed into an atomic-scale material manipulation platform. With…
Top-down fabrication of atomic patterns in twisted bilayer graphene
Ondrej Dyck, Sinchul Yeom, Andrew R. Lupini +4
Atomic-scale engineering typically involves bottom-up approaches, leveraging parameters such as temperature, partial pressures, and chemical affinity to promote spontaneous arrange…
Direct Imaging of Electron Orbitals with a Scanning Transmission Electron Microscope
Ondrej Dyck, Jawaher Almutlaq, Jacob L. Swett +3
Recent studies of secondary electron (SE) emission in scanning transmission electron microscopes suggest that material's properties such as electrical conductivity, connectivity, a…
Mapping Conductance and Switching Behavior of Graphene Devices In Situ
Ondrej Dyck, Jacob L. Swett, Charalambos Evangeli +3
Graphene has been proposed for use in various nanodevice designs, many of which harness emergent quantum properties for device functionality. However, visualization, measurement, a…
Contrast mechanisms in secondary electron e-beam induced current (SEEBIC) imaging
Ondrej Dyck, Jacob L. Swett, Charalambos Evangeli +3
Over the last few years, a new mode for imaging in the scanning transmission electron microscope (STEM) has gained attention as it permits the direct visualization of sample conduc…
Manifold Learning of Four-dimensional Scanning Transmission Electron Microscopy
Xin Li, Ondrej E. Dyck, Mark P. Oxley +5
Four-dimensional scanning transmission electron microscopy (4D-STEM) of local atomic diffraction patterns is emerging as a powerful technique for probing intricate details of atomi…