Xiang Zou

ORCID: 0000-0003-0877-8899
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About
Contact & Profiles
Research Areas
  • Quantum Computing Algorithms and Architecture
  • Quantum Information and Cryptography
  • Parallel Computing and Optimization Techniques
  • Quantum Mechanics and Applications
  • Quantum and electron transport phenomena
  • Embedded Systems Design Techniques
  • Quantum chaos and dynamical systems
  • Atomic and Subatomic Physics Research
  • Neural Networks and Reservoir Computing
  • Advanced Memory and Neural Computing
  • Quantum, superfluid, helium dynamics
  • Quantum-Dot Cellular Automata
  • Quantum Electrodynamics and Casimir Effect
  • Low-power high-performance VLSI design
  • Cold Atom Physics and Bose-Einstein Condensates
  • Interconnection Networks and Systems
  • Advanced Data Storage Technologies

Intel (United States)
2010-2023

University of Rochester
1990

It is shown by example that sub-Poissonian photon-counting statistics need not imply photon antibunching, but can be accompanied bunching, i.e., the tendency of two photons to close together more frequently than further apart. Some comments on relation between antibunching and are made.

10.1103/physreva.41.475 article EN Physical Review A 1990-01-01

Abstract The preparation of thermal equilibrium states is important for the simulation condensed matter and cosmology systems using a quantum computer. We present method to prepare such mixed with unitary operators demonstrate this technique experimentally gate-based processor. Our targets generation thermofield double hybrid quantum-classical variational approach motivated by quantum-approximate optimization algorithms, without prior calculation optimal parameters numerical simulation....

10.1038/s41534-021-00468-1 article EN cc-by npj Quantum Information 2021-08-20

Pre-execution techniques have received much attention as an effective way of prefetching cache blocks to tolerate the ever-increasing memory latency. A number pre-execution based on hardware, compiler, or both been proposed and studied extensively by researchers. They report promising results simulators that model a simultaneous multithreading (SMT) processor. We apply helper threading idea real multithreaded machine, i.e., Intel Pentium 4 processor with hyper-threading technology, show...

10.5555/977395.977665 article EN 2004-03-20

We present a FPGA-synthesizable version of the Intel Nehalem processor core, synthesized, partitioned and mapped to multi-FPGA emulation system consisting Xilinx Virtex-4 Virtex-5 FPGAs. To our knowledge, this is first time modern state-of-the-art x86 design with out-of-order micro-architecture made FPGA synthesizable capable high-speed cycle-accurate emulation. Unlike Atom core which was on single in previous endeavor, more complex aggressive clock-gating, double phase latch RAMs, RTL...

10.1145/1723112.1723116 article EN 2010-02-21

Graphics workloads make highly dynamic use of resources such as execution units (EUs), and thus can benefit from fast, fine-grain voltage frequency scaling (DVFS) retentive sleep. This paper presents a 14-nm graphics processing unit (GPU) prototype with modified EUs which include an integrated regulator (IVR). The IVR enables energy-efficient EU turbo operation, data retention, <inline-formula xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">...

10.1109/jssc.2018.2875097 article EN IEEE Journal of Solid-State Circuits 2018-11-08

Abstract Artificial neural networks are becoming an integral part of digital solutions to complex problems. However, employing on quantum processors faces challenges related the implementation non-linear functions using circuits. In this paper, we use repeat-until-success circuits enabled by real-time control-flow feedback realize neurons with activation functions. These constitute elementary building blocks that can be arranged in a variety layouts carry out deep learning tasks coherently....

10.1038/s41534-023-00779-5 article EN cc-by npj Quantum Information 2023-11-21

Quantum computers with tens to hundreds of noisy qubits are being developed today. To be useful for real-world applications, we believe that these near-term systems cannot simply scaled-down non-error-corrected versions future fault-tolerant large-scale quantum computers. These require specific architecture and design attributes realize their full potential. efficiently execute an algorithm, the coprocessor must designed scale respect qubit number maximize computation within qubits'...

10.1109/tqe.2020.2965810 article EN cc-by IEEE Transactions on Quantum Engineering 2020-01-01

The preparation of thermal equilibrium states is important for the simulation condensed-matter and cosmology systems using a quantum computer. We present method to prepare such mixed with unitary operators, demonstrate this technique experimentally gate-based processor. Our targets generation thermofield double hybrid quantum-classical variational approach motivated by quantum-approximate optimization algorithms, without prior calculation optimal parameters numerical simulation. fidelity...

10.48550/arxiv.2012.03895 preprint EN other-oa arXiv (Cornell University) 2020-01-01
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