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This topology can achieve a high step-up gain by utilizing a switched capacitor and switched inductor-based VMC network arrangement.Furthermore, the proposed topology can achieve an output gain of approximately three times at a nominal duty…

Systems and Control · Electrical Eng. & Systems 2025-06-19 V. Rajeswari , Nalin Kant Mohanty

A robust power gating design using Graphene Nano-Ribbon Field Effect Transistors (GNRFET) is proposed using 16nm technology. The Power Gating (PG) structure is composed of GNRFET as a power switch and MOS power gated module. The proposed…

Hardware Architecture · Computer Science 2019-01-03 Hader E. El-hmaily , Rabab Ezz-Eldin , A. I. A. Galal , Hesham F. A. Hamed

Large capacitance enhancement is useful for increasing the gate capacitance of field-effect transistors (FETs) to produce low-energy-consuming devices with improved gate controllability. We report strong capacitance enhancement effects in a…

Harmonic generation during radio frequency (RF)-dc conversion causes performance degradation of a microwave rectifying circuit. To suppress and recycle the harmonic power, this letter proposes a novel compact dual-band resonator (DBR) based…

Applied Physics · Physics 2026-01-06 Pengde Wu , Hao Wu , Yi-Dan Chen , Zhi Hua Ren , Yuhua Cheng , Changjun Liu

We introduce a zero-bias superconducting voltage amplifier that harvests energy from a thermal gradient by exploiting negative differential resistance (NDR) in an asymmetric tunnel junction. The device is based on an asymmetric…

Superconductivity · Physics 2026-03-25 Giacomo Trupiano , Giorgio De Simoni , Francesco Giazotto

High-power amplifiers are of great importance in many optical systems deployed in optical sensing, ranging, medical surgery, material processing and more. Likewise, high-gain, low-noise amplifiers with low polarization dependence are…

It has been known for some time that proportional output feedback will stabilize MIMO, minimum-phase, linear time-invariant systems if the feedback gain is sufficiently large. High-gain adaptive controllers achieve stability by…

Optimization and Control · Mathematics 2009-01-27 Ian A. Gravagne , John M. Davis , Jeffrey J. DaCunha

We describe a novel scheme for low-noise phase-insensitive linear amplification at microwave frequencies based on the Superconducting Low-inductance Undulatory Galvanometer (SLUG). Direct integration of the junction equations of motion…

Superconductivity · Physics 2011-07-04 G. J. Ribeill , D. Hover , Y. -F. Chen , S. Zhu , R. McDermott

We report the amplification of 250~GHz pulses as short as 260~ps without observation of pulse broadening using a photonic-band-gap circuit gyrotron traveling-wave-amplifier. The gyrotron amplifier operates with 38~dB of device gain and…

A wideband Gaussian Noise Model of the nonlinear noise power spectral density is developed for a single semiconductor optical amplifier as described by the Agrawal model. A simple, interpretable closed-form expression is obtained for the…

Optics · Physics 2026-03-16 Hartmut Hafermann

Future high-energy physics experiments using SiPMs as photosensitive elements may require operation at low temperatures (down to 80 K) to measure single photons with high time resolution in a highly radioactive environment. This calls for a…

Instrumentation and Detectors · Physics 2026-02-02 P. Carniti , C. Gotti , G. Pessina , D. Trotta

This paper presents the first sub-10$\mu$W, sub-0.1% total harmonic distortion (THD) sinusoidal current generator (CG) integrated circuit (IC) that is capable of 20kHz output for the bio-impedance (Bio-Z) sensing applications. To benefit…

Hardware Architecture · Computer Science 2024-02-07 Kwantae Kim , Changhyeon Kim , Sungpill Choi , Hoi-Jun Yoo

We develop a technique to overcome phase-mismatch in Josephson-junction traveling wave parametric amplifiers in order to achieve high gain over a broad bandwidth. Using "resonant phase matching," we design a compact superconducting device…

Superconductivity · Physics 2014-10-15 Kevin O'Brien , Chris Macklin , Irfan Siddiqi , Xiang Zhang

We describe a new kind of phase-preserving quantum amplifier which utilizes dissipative interactions in a parametrically-coupled three-mode bosonic system. The use of dissipative interactions provides a fundamental advantage over standard…

Mesoscale and Nanoscale Physics · Physics 2014-04-09 A. Metelmann , A. A. Clerk

Acoustic wave propagation in bulk GaN Semiconductor in the presence of a slowly changing a.c electric field and a constant electric field has been studied. Analytical expression for the attenuation (amplification) coefficient has been…

Mesoscale and Nanoscale Physics · Physics 2010-05-17 Natalia G. Mensah

In this work faster unsigned multiplication has been achieved by using a combination of High Performance Multiplication [HPM] column reduction technique and implementing a N-bit multiplier using 4 N/2-bit multipliers (recursive…

Hardware Architecture · Computer Science 2011-10-20 V. Sreedeep , B. Ramkumar , Harish M Kittur

With the extreme scaling, active devices in both CMOS and BiCMOS technologies have reached outstanding ft/fmax, enabling an ever-increasing number of existing and emerging applications in the microwave and millimeter wave (mm-wave)…

Signal Processing · Electrical Eng. & Systems 2024-09-13 Michele Spasaro , Domenico Zito

Superconducting resonator parametric amplifiers are potentially important components for a wide variety of fundamental physics experiments and utilitarian applications. We propose and realise an operating scheme that achieves amplification…

Quantum Physics · Physics 2026-04-15 Songyuan Zhao , Stafford Withington , Christopher Thomas

This study presents a comprehensive analysis of a two-level battery charger for electric vehicles, focusing on modeling, simulation, and performance evaluation. The proposed charger topology employs two switches operating complementarily,…

Systems and Control · Electrical Eng. & Systems 2025-01-09 José M. Campos-Salazar , Juan L. Aguayo-Lazcano , Roya Rafiezadeh

This paper presents the design of a time-division multiplexed capacitively-coupled chopper analog front-end (AFE) with a novel impedance boost loop (IBL) and a novel DC servo loop (DSL). The proposed IBL has two impedance booting loops for…

Human-Computer Interaction · Computer Science 2024-06-13 Huiyong Zheng , Wenning Jiang , Xiao Liu