Results 51 to 60 of about 13,356 (166)

Sensitivity Analysis of a Numerical Model for Percutaneous Auricular Vagus Nerve Stimulation

Applied Sciences, 2019
Background: Less-invasive percutaneous stimulation of the auricular branch of the vagus nerve (pVNS) gained importance as a possible nonpharmacological treatment for various diseases.
Amine M. Samoudi, Stefan Kampusch, Emmeric Tanghe, Jozsef C. Széles, Luc Martens, Eugenijus Kaniusas, Wout Joseph   +6 more
doaj   +1 more source

A Physical Model-Based FDTD Field-Circuit Co-Simulation Method for Schottky Diode Rectifiers

IEEE Access, 2019
So far, plenty of microwave power circuits such as microwave diode rectifiers are mainly designed and analyzed by conventional electromagnetic (EM) co-simulation method based on the semiconductor equivalent circuit models.
Hongzheng Zeng, Yuzhu Tang, Xin Duan, Xing Chen   +3 more
doaj   +1 more source

Compact Slow-Wave Half-Mode Substrate Integrated Waveguide With Spoof Surface Plasmon Polaritons for Miniaturized Microwave Circuits

IEEE Access
A slow-wave half-mode substrate integrated waveguide with a spoof surface plasmon polariton (SW-HMSIW-SSPP) transmission line structure is proposed, analyzed, and demonstrated. Results show longitudinal and lateral size reductions of more than 80% and 73%
Yuxi Liu, Yiming Zhang, Hui Liu, Erik Forsberg, Yuan Zhang, Sailing He   +5 more
doaj   +1 more source

A Compact Transmission-Line Self-Matched Negative Group Delay Microwave Circuit

IEEE Access, 2017
A compact self-matched negative group delay (NGD) circuit without the need for an external matching circuit is proposed. The proposed NGD circuit is composed of two-port open-circuited coupled lines, a short-circuited transmission line and two resistors ...
Te Shao, Zhongbao Wang, Shaojun Fang, Hongmei Liu, Shiqiang Fu   +4 more
doaj   +1 more source

A Compact Circularly Polarized Planar Spiral Antenna With Ultrawide Bandwidth and Directional Radiation Pattern

International Journal of Antennas and Propagation
A compact circularly polarized (CP) planar spiral antenna with ultrawide bandwidth and directional radiation pattern is proposed for ultra-wideband (UWB) positioning applications.
Junlong Li, Yiming Zhang, CaiLi Yu, Guogang Huang, Hui Liu   +4 more
doaj   +1 more source

A ballistic graphene superconducting microwave circuit. [PDF]

Nat Commun, 2018
Schmidt FE, Jenkins MD, Watanabe K, Taniguchi T, Steele GA.   +4 more
europepmc   +1 more source

Mechano-mechanical parametric coupling in MEMS between GHz and kHz frequency regimes at room temperature

Microsystems & Nanoengineering
Microelectromechanical systems (MEMS) sensors have been widely used in various fields, but their performance is often limited by thermal fluctuations and detection noise. Inspired by advances in cavity optomechanics, which utilize parametric coupling for
MinHee Kwon, Holger Arthaber, Daniel Platz, Ulrich Schmid   +3 more
doaj   +1 more source

Exploring van der Waals Cuprate Superconductors Using a Hybrid Microwave Circuit. [PDF]

Nano Lett
Jin H, Serpico G, Lee Y, Confalone T, Saggau CN, Lo Sardo F, Gu G, Goodge BH, Lesne E, Montemurro D, Nielsch K, Poccia N, Vool U.   +12 more
europepmc   +1 more source

Reinforcement Learning-Based Optimization of Ku-Band Low-Noise Amplifier. [PDF]

Micromachines (Basel)
Chung J, Shin H, Shin S, Kim Y, Zeinolabedinzadeh S, Ji D, Song I.   +6 more
europepmc   +1 more source

Patch-Type Microwave Resonant Sensor Based on a Complementary Split-Ring Resonator for Monitoring Glucose Concentration Under Static and Dynamic Conditions. [PDF]

Sensors (Basel)
Wu WL.
europepmc   +1 more source