Results 11 to 20 of about 109 (96)

Research and verification of similar laws in valveless piezoelectric micropumps

open access: yesMicro & Nano Letters, 2021
Due to the constraints of actual conditions, large‐scale research and analysis of micropumps are difficult to achieve. In this paper, the micropump is divided into a vibrating part and a flowing part through a similar theory research method, and the two ...
Xiuhua He, Chunming Shan, Hang Yang
doaj   +2 more sources

Optimal Design and Simulation of a Microsuction Cup Integrated with a Valveless Piezoelectric Pump for Robotics

open access: yesShock and Vibration, 2018
The traditional suction mechanism with an air pump in robotics is difficult to miniaturize. Integrating a piezoelectric pump into a suction cup is an effective method to achieve miniaturization.
Bingshan Hu, Hongliu Yu
doaj   +2 more sources

Liquid Crystal Emulsions: A Versatile Platform for Photonics, Sensing, and Active Matter

open access: yesAngewandte Chemie, Volume 135, Issue 51, December 18, 2023., 2023
Liquid crystal emulsions have recently opened new opportunities for the design of soft responsive materials. These recent findings have enabled a wealth of unprecedented applications in photonics (e.g. retroreflectors, lasing materials), sensing (e.g. detection of biomolecules, pathogens), soft robotics (e.g. micropumps, artificial muscles), and beyond.
Alberto Concellón
wiley   +2 more sources

Bioenergy‐Based Closed‐Loop Medical Systems for the Integration of Treatment, Monitoring, and Feedback

open access: yesSmall Science, Volume 3, Issue 10, October 2023., 2023
Bioenergy is a green, accessible, and sustainable energy source. Personalized and intelligent medical treatment is more in line with people's needs. Closed‐loop medical systems integrate diagnostic, therapeutic, and feedback components. Bioenergy is the future power source for wearable medical devices.
Guanghui Zhang   +4 more
wiley   +1 more source

Living cell‐laden hydrogels: Unleashing the future of responsive biohybrid systems

open access: yesResponsive Materials, Volume 1, Issue 1, August 2023., 2023
Responsive biohybrid systems using living cells combined with hydrogels offer unique advantages in simulating the construction and functions of human tissues or organs and thus have attracted extensive attention and research interest. This review focuses on advanced manufacturing technologies, innovative applications, and different triggering ...
Xuejia Hu   +4 more
wiley   +1 more source

A Versatile Flexible Polymer Actuator System for Pumps, Valves, and Injectors Enabling Fully Disposable Active Microfluidics

open access: yesAdvanced Materials Technologies, Volume 6, Issue 1, January 2021., 2021
A new type of flexible, all‐polymer diaphragm actuator module using conductive polymer PEDOT‐PSS‐based soft actuators is constructed to drive active microfluidic components. Diverse possibilities of using the actuator module to inject liquids, regulate flow, and unidirectionally pump fluids are demonstrated.
Yong Zhong   +2 more
wiley   +1 more source

Investigation on the Influence of Design Parameters of Streamline Flow Tubes on Pump Performance

open access: yesShock and Vibration, Volume 2021, Issue 1, 2021., 2021
Studies have shown that the valveless piezoelectric pump with streamline flow tubes (VPPSFTs) can increase the flow rate while reducing the vortex, which has a broad application prospect and conforms to the huge potential demand in the fields of medical treatment, sanitation, and health care.
Kan Bian   +8 more
wiley   +1 more source

Microfluidic Device Control System Based on Segmented Temperature Sensor

open access: yesMobile Information Systems, Volume 2021, Issue 1, 2021., 2021
Microfluidic technology refers to the technique of controlling the flow, mass transfer, and heat transfer of a fluid with a volume of picoliter to nanoliter in a low‐dimensional channel structure with at least one dimension of micron or even nanometer scale.
Anlin Xu, Ping Li, Fazlullah Khan
wiley   +1 more source

Research on unsteady characteristics of valveless piezoelectric micropump with planar conical tube [PDF]

open access: yesE3S Web of Conferences
The model of valveless piezoelectric micropump with planar conical tube is established in this paper, and dynamic mesh technology is used to simulate the unsteady characteristics of the micropump at different pressure amplitudes and driving frequencies ...
Cai Shengchuan
doaj   +1 more source

A Novel Integrated Transdermal Drug Delivery System with Micropump and Microneedle Made from Polymers

open access: yesMicromachines, 2022
Transdermal drug delivery (TDD), which enables targeted delivery with microdosing possibilities, has seen much progress in the past few years. This allows medical professionals to create bespoke treatment regimens and improve drug adherence through real ...
Ajay Prabhakar Attiguppe   +2 more
doaj   +1 more source

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