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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Does qubit connectivity impact quantum circuit complexity
量子比特连接 量子电路 复杂性
2023/4/13
Some physical implementation schemes of quantum computing -- such as those based on superconducting qubits, quantum dots, and cold atoms -- can apply two-qubit gates only on certain pairs of qubits. O...
非负多项式与Circuit多项式
非负 多项式 Circuit多项式
2023/1/5
The concept of sums of nonnegative circuit (SONC) polynomials was recently introduced as a new certificate of nonnegativity especially for sparse polynomials. In this paper, we explore the relationshi...
Lu Develops Gene Circuit Design Strategy To Advance Synthetic Biology（图）
Lu Develops Gene Circuit Design Strategy Synthetic Biology
2017/10/24
Over the last 17 years, scientists and engineers have developed synthetic gene circuits that can program the functionality, performance, and behavior of living cells. Analogous to integrated circuits ...
WSU physicists write with light,turn crystal into an electrical circuit（图）
WSU physicists write with light crystal electrical circuit
2017/9/1
Washington State University physicists have found a way to write an electrical circuit into a crystal, opening up the possibility of transparent, three-dimensional electronics that, like an Etch A Ske...
Rice University scientists have made a living circuit from multiple types of bacteria that prompts the bacteria to cooperate to change protein expression.The subject of a new paper in Science, th...
Digital circuit optimization via geometric programming
Digital circuit geometrical plan mathematical optimization scalability generalized geometric programming
2015/8/10
This tutorial paper concerns a method for digital circuit sizing based on formulating the problem as a geometric program (GP), a special type of mathematical optimization problem that can be very effi...
Geometric programming for circuit optimization
Circuit sizing geometric programming generalized geometric programming convex optimization
2015/8/10
This tutorial concerns a method for solving a variety of circuit sizing and optimization problems, which is based on formulating the problem as a geometric program (GP), or a generalized geometric pro...
A heuristic method for statistical digital circuit sizing
Design for manufacturing design for yield statistical circuit sizing
2015/8/10
In this paper we give a brief overview of a heuristic method for approximately solving a statistical digital circuit sizing problem, by reducing it to a related deterministic sizing problem that inclu...
An IL-4-dependent macrophage-iNKT cell circuit resolves sterile inflammation and is defective in mice with chronic granulomatous disease
macrophage-iNKT cel chronic granulomatous disease
2015/5/21
The immune system initiates tissue repair following injury. In response to sterile tissue injury, neutrophils infiltrate the tissue to remove tissue debris and subsequently undergo apoptosis. Proper c...
Rice synthetic biologists shine light on genetic circuit analysis（图）
genetic circuit analysis Rice synthetic biologists
2014/3/20
HOUSTON — (March 9, 2014) — In a significant advance for the growing field of synthetic biology, Rice University bioengineers have created a toolkit of genes and hardware that uses colored lights and ...
Stirring-up atomtronics in a quantum circuit: What's so 'super' about this superfluid（图）
super a quantum circuit
2014/3/20
While pursuing the goal of turning a cloud of ultracold atoms into a completely new kind of circuit element, physicists have demonstrated that such a cloud-known as a Bose-Einstein condensate (BEC)-ca...
Circuit Quantum Electrodynamics with a Superconducting Quantum Point Contact
Circuit Quantum Electrodynamics Superconducting Quantum Point Contact
2012/2/27
We consider a superconducting quantum point contact in a circuit quantum electrodynamics setup. We study three different configurations, attainable with current technology, where a quantum point conta...
Low cogging torque and high efficient 3-phase spindle motors by reshaping magnetic circuit profiles
2011/11/29
The dynamic characteristics of a 3-phase spindle motor with 12-poles and 9-slots can be improved by reshaping the magnetic circuit profiles. The stator cores were designed with different ratios of x/y...
Formulas for computing the magnetic flux density of fine magnetic pole pitch fabricated on printed circuit board
Printed circuit board (PCB) Pole pitch Magnetization Magnetic encoder
2011/11/25
A special wire circuit with an appropriate layout was designed and formed on printed circuit board (PCB). After a current flowed through the wire circuit, the magnetic field was induced according to A...
Formulas for computing the magnetic flux density of fine magnetic pole pitch fabricated on printed circuit board
Printed circuit board (PCB) Pole pitch Magnetization Magnetic encoder
2011/11/25
A special wire circuit with an appropriate layout was designed and formed on printed circuit board (PCB). After a current flowed through the wire circuit, the magnetic field was induced according to A...