Results 101 to 110 of about 239,598 (305)

Switched-Capacitor 2:1 Step-Down Voltage Converter Modulated on 90nm and 45nm [PDF]

, 2014
DC-DC converters are one of the main component of a power management unit. Their main role is to provide a constant, smooth output voltage to power the electronic devices.
Singh, Swati, Nirmal, Uma
core   +1 more source

Multi‐Energy Coupling in Hierarchical Textiles for Photo‐Thermal‐Electric Conversion

Advanced Functional Materials, EarlyView.
This study develops a V‐shaped sandwich evaporator via hierarchical heat‐flow management to resolve constraints on energy utilization and heat allocation in solar evaporation‐thermoelectric systems. The device achieves an evaporation rate of 2.18 kg m−2 h−1 and a peak power density of 224.15 mW m−2, providing an effective strategy for off‐grid solar ...
Xiang Xu, Bin Chen, Shichang Yang, Senyuan Ye, Keshuai Liu, Duo Xu, Can Ge, Weilin Xu   +7 more
wiley   +1 more source

A 19-Level Ninefold-Boost Inverter With Reduced Device Count and LDP-Limited Modified Hybrid PWM

IEEE Access
This paper presents a 19-level switched-capacitor multilevel inverter (SC-MLI) employing a hybrid pulse-width modulation (HPWM) strategy to simultaneously achieve high voltage gain, low component count, and enhanced capacitor utilization.
Hossein Mansourizadeh, Majid Hosseinpour, Ali Seifi   +2 more
doaj   +1 more source

Biodegradable Conductors for Implantable and Wearable Transient Bioelectronics

Advanced Functional Materials, EarlyView.
Biodegradable conductors are essential building blocks for transient bioelectronics, enabling temporary sensing, stimulation, and energy transfer while eliminating the need for device retrieval. This review summarizes biodegradable metals, conducting polymers, ionic conductors, and conductive composites, highlighting degradation mechanisms, material ...
Yicheng Zhu, Yijun Liu, Naoji Matsuhisa
wiley   +1 more source

An Overlooked Transport Mechanism in Organic Mixed Conductors

Advanced Functional Materials, EarlyView.
Electrical transport in organic mixed ionic‐electronic conductors is commonly described by ionic and electronic conduction. Here, eumelanin reveals that polarization‐assisted displacement currents constitute an additional transport component that coexists with conductive transport.
Natan L. Nozella, Victor Lopez‐Richard, Luiz A. Meneghetti Jr., Gabriel L. Nogueira, João V. Paulin, Carlos F. O. Graeff   +5 more
wiley   +1 more source

A Soft-Switching Proportional Dimming LED Driver Based on Switched Capacitor

Energies
This paper proposes a switched capacitor-based soft-switching proportional dimming LED driver to address color-mixing LED applications. The driver utilizes a half-bridge switch structure and incorporates a switched capacitor to regulate the dual resonant
Jie Zhang, Lu Jiang, Weichong Xie
doaj   +1 more source

Switched - capacitor current reference

, 2018
A CMOS switched-capacitor current reference for mixed-signal circuit applications designed in 40nm technology. The switched-capacitor provides a stable current that is least dependent on the temperature.
Chua, Xu Long
core  

Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing

Advanced Materials, EarlyView.
This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long, Huanyu Zhou, Jaewan Ko, Hongwei Tan, Jaemin Lim, Yanfei Zhao, Daehan Kang, Eojin Yoon, Gyeong‐Tak Go, Somin Kim, Seung‐Woo Lee, Chan‐Yul Park, Hyojun Choi, Hyeran Kim, Hyung Joong Yun, Sung Hyuk Park, Kwan Sik Park, Jeong Woo Park, Mungeun Kim, Yong Soo Cho, Ho Won Jang, Wenqiang Yang, Min Hyuk Park, Wan Ki Bae, Sebastiaan van Dijken, Joona Bang, Tae‐Woo Lee   +26 more
wiley   +1 more source

A 1V CMOS switched-opamp switched-capacitor pseudo-2-path filter

, 2000
Switched-opamp (SO) techniques were explored to operate switched-capacitor (SO) circuits in 1 voltage supply without on-chip voltage multipliers. Two components, an operational amplifier (opamp) with 69dB low-frequency gain with 45°phase margin and 7MHz ...
Cheung, V., Ki, W. H., Luong, H.
core  

Switched capacitor dc-dc power converter [PDF]

, 2018
The present invention relates to a switched capacitor DC-DC converter configured for converting a DC input voltage into a higher or lower DC output voltage. The switched capacitor DC-DC converter comprises an output voltage regulator utilizing a feedback
Jørgensen, Ivan Harald Holger, Vinther, Martin, Larsen, Dennis Øland   +2 more
core