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Related papers: PoisSolver: a Tool for Modelling Silicon Dangling …

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This paper introduces SiQAD, a computer-aided design tool enabling the rapid design and simulation of atomic silicon dangling bond quantum dot patterns capable of computational logic. Several simulation tools are included, each able to…

Recent research interest in emerging logic systems based on quantum dots has been sparked by the experimental demonstration of nanometer-scale logic devices composed of atomically sized quantum dots made of silicon dangling bonds (SiDBs),…

Mesoscale and Nanoscale Physics · Physics 2023-08-09 Samuel S. H. Ng , Jeremiah Croshaw , Marcel Walter , Robert Wille , Robert Wolkow , Konrad Walus

The Silicon Dangling Bond (SiDB) logic platform, an emerging computational beyond-CMOS nanotechnology, is a promising competitor due to its ability to achieve integration density and clock speed values that are several orders of magnitude…

Applied Physics · Physics 2023-08-10 Jan Drewniok , Marcel Walter , Robert Wille

We present a three-dimensional simulation study of silicon nanowire double quantum dots (DQDs) with leads at T = 2 K, which extends beyond traditional effective mass or quasi-1D and quasi-2D approaches typically applied to bulk or planar…

Mesoscale and Nanoscale Physics · Physics 2025-11-05 Nilesh Pandey , Dipanjan Basu , Leonard F Register , Sanjay K Banerjee

The Poisson equation has many applications across the broad areas of science and engineering. Most quantum algorithms for the Poisson solver presented so far, either suffer from lack of accuracy and/or are limited to very small sizes of the…

Quantum Physics · Physics 2022-09-23 Walter Robson , Kamal K. Saha , Connor Howington , In-Saeng Suh , Jaroslaw Nabrzyski

The SAMpler for PICosecond time (SAMPIC) chip has been designed by a collaboration including CEA/IRFU/SEDI, Saclay and CNRS/LAL/SERDI, Orsay. It benefits from both the quick response of a time to digital converter and the versatility of a…

We present the Quantum Computer Aided Design (QCAD) simulator that targets modeling multi-dimensional quantum devices, particularly silicon multi-quantum dots (QDs) developed for quantum bits (qubits). This finite-element simulator has…

Front-end electronics equipped with high-speed digitizers are being used and proposed for future nuclear detectors. Recent literature reveals that deep learning models, especially one-dimensional convolutional neural networks, are promising…

Instrumentation and Detectors · Physics 2023-02-10 Pengcheng Ai , Zhi Deng , Yi Wang , Hui Gong , Xinchi Ran , Zijian Lang

Silicon Dangling Bonds have established themselves as a promising competitor in the field of beyond-CMOS technologies. Their integration density and potential for energy dissipation advantages of several orders of magnitude over…

Applied Physics · Physics 2023-03-08 Jan Drewniok , Marcel Walter , Samuel Sze Hang Ng , Konrad Walus , Robert Wille

Some preliminary thoughts on how to design and develop the DAQ architecture for the Silicon tracking system at the future Linear electron positron collider, are briefly presented here. The proposed structure includes three DAQ levels. The…

Robust automated design tools are crucial for the proliferation of any computing technology. We introduce the first automated design tool for the silicon dangling bond quantum dot computing technology, which is an extremely versatile and…

Emerging Technologies · Computer Science 2022-04-14 Robert Lupoiu , Samuel S. H. Ng , Jonathan A. Fan , Konrad Walus

We present the development and benchmarking of Poisson solvers for graphics processing units (GPUs). Implemented in the Astaroth platform, the solvers feature high computational efficiency. We present novel combinations of discretizations…

Instrumentation and Methods for Astrophysics · Physics 2026-05-06 Ruben Krasnopolsky , Touko Puro , Wei-Wen Li , Hsien Shang , Miikka S. Väisälä , Mordecai-Mark Mac Low , Matthias Rheinhardt , Maarit Korpi-Lagg

We present here a theory and a computational tool, Silicon-{\sc Qnano}, to describe atomic scale quantum dots in Silicon. The methodology is applied to model dangling bond quantum dots (DBQDs) created on a passivated H:Si-(100)-(2$\times$1)…

Materials Science · Physics 2019-07-26 Alain Delgado , Marek Korkusinski , Pawel Hawrylak

In this paper we present NANOTCAD2D, a code for the simulation of the electrical properties of semiconductor-based nanoelectronic devices and structures in two-dimensional domains. Such code is based on the solution of the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 G. Curatola , G. Iannaccone

Solving differential equations is one of the most promising applications of quantum computing. Recently we proposed an efficient quantum algorithm for solving one-dimensional Poisson equation avoiding the need to perform quantum arithmetic…

We present a new efficient way to perform hybrid density functional theory (DFT) based electronic structure calculation. The new method uses an interpolative separable density fitting (ISDF) procedure to construct a set of numerical…

Computational Physics · Physics 2017-07-31 Wei Hu , Lin Lin , Chao Yang

The Poisson equation has applications across many areas of physics and engineering, such as the dynamic process simulation of ocean current. Here we present a quantum Fast Poisson Solver, including the algorithm and the complete and modular…

Quantum Physics · Physics 2020-04-17 Shengbin Wang , Zhimin Wang , Wendong Li , Lixin Fan , Zhiqiang Wei , Yongjian Gu

Developing devices that can reliably and accurately demonstrate the principles of superposition and entanglement is an on-going challenge for the quantum computing community. Modeling and simulation offer attractive means of testing early…

We introduce SDPB: an open-source, parallelized, arbitrary-precision semidefinite program solver, designed for the conformal bootstrap. SDPB significantly outperforms less specialized solvers and should enable many new computations. As an…

High Energy Physics - Theory · Physics 2015-02-10 David Simmons-Duffin

Spin qubits based on Si and Si$_{1-x}$Ge$_{x}$ quantum dot architectures exhibit among the best coherence times of competing quantum computing technologies, yet they still suffer from charge noise that limit their qubit gate fidelities.…

Materials Science · Physics 2023-06-13 Joel B. Varley , Keith G. Ray , Vincenzo Lordi
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