Mark E. Law
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View article: The International Axion Observatory (IAXO): case, status and plans. Input to the European Strategy for Particle Physics
The International Axion Observatory (IAXO): case, status and plans. Input to the European Strategy for Particle Physics Open
The International Axion Observatory (IAXO) is a next-generation axion helioscope designed to search for solar axions with unprecedented sensitivity. IAXO holds a unique position in the global landscape of axion searches, as it will probe a…
View article: Results From the ColdFlux Superconductor Integrated Circuit Design Tool Project
Results From the ColdFlux Superconductor Integrated Circuit Design Tool Project Open
International audience
View article: Neuro-Symbolic Learning of Answer Set Programs from Raw Data
Neuro-Symbolic Learning of Answer Set Programs from Raw Data Open
One of the ultimate goals of Artificial Intelligence is to assist humans in complex decision making. A promising direction for achieving this goal is Neuro-Symbolic AI, which aims to combine the interpretability of symbolic techniques with…
View article: The GAPS Time-of-Flight Detector
The GAPS Time-of-Flight Detector Open
The General Antiparticle Spectrometer (GAPS) Antarctic long duration balloon mission is scheduled for launch during the austral summer of 2024-25. Its novel detection technique, based on exotic atom formation, excitation, and decay, is spe…
View article: Phosphorus diffusion and deactivation during SiGe oxidation
Phosphorus diffusion and deactivation during SiGe oxidation Open
Dopant profiles near the semiconductor–oxide interface are critical for microelectronic device performance. As the incorporation of Si1−xGex into transistors continues to increase, it is necessary to understand the behavior of dopants in S…
View article: Supplementary Tables 1-3 from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma
Supplementary Tables 1-3 from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma Open
Supplementary Tables 1-3 from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma
View article: Data from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma
Data from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma Open
Combined deletion of chromosomes 1p and 19q is associated with improved prognosis and responsiveness to therapy in patients with anaplastic oligodendroglioma. The deletions usually involve whole chromosome arms, suggesting a t(1;19)(q10;p1…
View article: Data from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma
Data from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma Open
Combined deletion of chromosomes 1p and 19q is associated with improved prognosis and responsiveness to therapy in patients with anaplastic oligodendroglioma. The deletions usually involve whole chromosome arms, suggesting a t(1;19)(q10;p1…
View article: Supplementary Tables 1-3 from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma
Supplementary Tables 1-3 from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma Open
Supplementary Tables 1-3 from A t(1;19)(q10;p10) Mediates the Combined Deletions of 1p and 19q and Predicts a Better Prognosis of Patients with Oligodendroglioma
View article: Effect of Biased Field Rings to Improve Charge Removal after Heavy-Ion Strikes in Vertical Geometry β-Ga<sub>2</sub>O<sub>3</sub> Rectifiers
Effect of Biased Field Rings to Improve Charge Removal after Heavy-Ion Strikes in Vertical Geometry β-Ga<sub>2</sub>O<sub>3</sub> Rectifiers Open
In this study, the response to a heavy-ion strike and the resulting single effect burnout on beta-Ga 2 O 3 Schottky diodes with biased field rings is investigated via TCAD. The model used to simulate the device under high-reverse bias is v…
View article: The Diffusion Mechanism of Ge During Oxidation of Si/SiGe Nanofins
The Diffusion Mechanism of Ge During Oxidation of Si/SiGe Nanofins Open
A recently discovered, enhanced Ge diffusion mechanism along the oxidizing interface of Si/SiGe nanostructures has enabled the formation of single-crystal Si nanowires and quantum dots embedded in a defect-free, single-crystal SiGe matrix.…
View article: Hierarchies of Reward Machines
Hierarchies of Reward Machines Open
Reward machines (RMs) are a recent formalism for representing the reward function of a reinforcement learning task through a finite-state machine whose edges encode subgoals of the task using high-level events. The structure of RMs enables…
View article: Neuro-Symbolic Learning of Answer Set Programs from Raw Data
Neuro-Symbolic Learning of Answer Set Programs from Raw Data Open
One of the ultimate goals of Artificial Intelligence is to assist humans in complex decision making. A promising direction for achieving this goal is Neuro-Symbolic AI, which aims to combine the interpretability of symbolic techniques with…
View article: Critical currents in conventional Josephson junctions with grain boundaries
Critical currents in conventional Josephson junctions with grain boundaries Open
It has been hypothesized that the variation of the critical currents in Nb/Al–AlOx/Nb junctions is due to, among other effects, the presence of grain boundaries in the system. Motivated by this, we examine the effect of grain boundaries on…
View article: FF-NSL: Feed-Forward Neural-Symbolic Learner
FF-NSL: Feed-Forward Neural-Symbolic Learner Open
Logic-based machine learning aims to learn general, interpretable knowledge in a data-efficient manner. However, labelled data must be specified in a structured logical form. To address this limitation, we propose a neural-symbolic learnin…
View article: Disorder and critical current variability in Josephson junctions
Disorder and critical current variability in Josephson junctions Open
We investigate theoretically the origins of observed variations in the critical currents of Nb/Al-AlOx/Nb Josephson junctions in terms of various types of disorder. We consider the following disorder sources: vacancies within the Al layer,…
View article: ColdFlux Superconducting EDA and TCAD Tools Project: Overview and Progress
ColdFlux Superconducting EDA and TCAD Tools Project: Overview and Progress Open
International audience
View article: Damage Recovery and Dopant Diffusion in Si and Sn Ion Implanted β-Ga<sub>2</sub>O<sub>3</sub>
Damage Recovery and Dopant Diffusion in Si and Sn Ion Implanted β-Ga<sub>2</sub>O<sub>3</sub> Open
The commonly used n-type dopants, Si and Sn, were implanted into bulk (−201) β-Ga2O3 over a 2 order of magnitude dose range and annealed at temperatures from 1000–1150°C. The original lattice parameters were restored by annealing at 1150°C…
View article: Comparison of Dual-Stack Dielectric Field Plates on β-Ga<sub>2</sub>O<sub>3</sub> Schottky Rectifiers
Comparison of Dual-Stack Dielectric Field Plates on β-Ga<sub>2</sub>O<sub>3</sub> Schottky Rectifiers Open
The effects of bilayer field plates with various dielectric (SiO2/SiNx, Al2O3/ SiNx, HfO2/ SiNx) on Ga2O3 Schottky rectifier performance were investigated. The rectifiers were fabricated on 10 μm thick, Si doped (n = 2.8 × 1016 cm−3) β-Ga2…
View article: Optimization of Edge Termination Techniques for β-Ga<sub>2</sub>O<sub>3</sub> Schottky Rectifiers
Optimization of Edge Termination Techniques for β-Ga<sub>2</sub>O<sub>3</sub> Schottky Rectifiers Open
To realize the potential of Gallium oxide (Ga2O3) Schottky rectifiers fabricated for high voltage and fast switching applications, various edge termination techniques to maximize the breakdown voltage (Vbr) are studied and examined via sim…
View article: Thermal Simulations of High Current β-Ga<sub>2</sub>O<sub>3</sub> Schottky Rectifiers
Thermal Simulations of High Current β-Ga<sub>2</sub>O<sub>3</sub> Schottky Rectifiers Open
The temperature rise and distribution in large area β-Ga2O3 rectifiers is simulated using self-consistent solution of the partial differential equations governing the physics in the electrical and thermal domains with the Florida Object Or…
View article: Simulation of Deep-Level Trap Distributions in AlGaN/GaN HEMTs and Its Influence on Transient Analysis of Drain Current
Simulation of Deep-Level Trap Distributions in AlGaN/GaN HEMTs and Its Influence on Transient Analysis of Drain Current Open
AlGaN/GaN high electron mobility transistors for high efficiency power switching applications are susceptible to charge trapping by deep-levels in the GaN buffer resulting in current collapse during gate and drain voltage swings. Although …
View article: Iterative Learning of Answer Set Programs from Context Dependent\n Examples
Iterative Learning of Answer Set Programs from Context Dependent\n Examples Open
In recent years, several frameworks and systems have been proposed that\nextend Inductive Logic Programming (ILP) to the Answer Set Programming (ASP)\nparadigm. In ILP, examples must all be explained by a hypothesis together with\na given …