Results 91 to 100 of about 6,159 (214)

Microfluidic Mixing with the Dynamic Control of Magnetic Actuation

Advanced Intelligent Systems, Volume 8, Issue 4, April 2026.
Schematic illustration and flow field visualization of magnetically actuated L‐shaped microrobots displaying cooperative vortex generation for enhanced microscale mixing. The left side shows the electromagnetic actuation setup, which enables programmable control of rotational direction and frequency.
Prashant Kishor Sharma, Tsung‐Yen Lu, Chia‐Yuan Chen   +2 more
wiley   +1 more source

Optimization Design of a Novel Passive Micromixer Using Response Surface Methodology [PDF]

Iranian Journal of Chemistry & Chemical Engineering
Biochips and microchemical systems utilize micromixers to mix various reactants in microscale environments effectively. The innovative microfluidic device is described. This study aims to enhance the Mixing Index (MI) by changing geometric parameters and
Ke Wang
doaj   +1 more source

Geometric effects on mixing performance in a novel passive micromixer with trapezoidal-zigzag channels [PDF]

, 2015
A novel passive micromixer, called a trapezoidal-zigzag micromixer (TZM), is reported. A TZM is composed of trapezoidal channels in a zigzag and split–recombine arrangement that enables multiple mixing mechanisms, including splitting–recombining ...
Dong, Tao, Karlsen, Frank, Lê Thanh, Hoà, Ta, Bao Quoc, The, Hai Le, Thoi, Trung Nguyen   +5 more
core   +2 more sources

CBr4‐Mediated Metal‐Free Sulfonamide Synthesis: A Comparative Study Under Batch, Continuous‐Flow and Ultrasonic Conditions

Asian Journal of Organic Chemistry, Volume 15, Issue 4, April 2026.
A practical and efficient CBr4‐mediated metal‐free route for sulfonamide synthesis is presented under batch, ultrasonic, and continuous‐flow conditions. The protocol demonstrates excellent substrate scope, reduced reaction times, and mild operating conditions, highlighting a scalable alternative to traditional iodine‐mediated methods in modern ...
Alageswaran Jayaram, Vijay Thavasianandam Seenivasan, Yu‐Ming Liu, Yu‐Chen Lin, Tsz‐Fai Leung, Ching‐Ching Yu, Wei‐Yu Lin   +6 more
wiley   +1 more source

CFD Simulation and Enhancement of Liquid-Liquid Mass Transfer under the Effect of 1.7 MHz Ultrasonic Waves [PDF]

Iranian Journal of Chemical Engineering
This study investigates the two-phase flow simulation in a Y-type  micromixer with a circular pit at the junction with a 1.7 MHz ultrasonic (US) transducer. A CFD simulation is conducted on the micromixer under varying fluid flow rates.
Mahdieh Abolhasani, Neda Azimi
doaj   +1 more source

Optimized Simulation and Validation of Particle Advection in Asymmetric Staggered Herringbone Type Micromixers [PDF]

, 2014
This paper presents and compares two different strategies in the numerical simulation of passive microfluidic mixers based on chaotic advection. In addition to flow velocity field calculations, concentration distributions of molecules and trajectories of
Fürjes, Péter, Holczer, Eszter Gabriella, Iván, Kristóf, L. Tóth, Eszter   +3 more
core   +2 more sources

Nanoparticles in microdroplets: Recent advances in microfluidic generators for producing functional microbeads

Droplet, Volume 5, Issue 2, April 2026.
Functional hybrid microbeads with electrical, magnetic, and/or optical responsiveness have emerged as versatile platforms for biotechnology. This review highlights recent advances in microfluidic technologies for producing such microbeads, with a focus on incorporating functional nanoparticles in microdroplet systems.
  Bayinqiaoge, Chengchen Zhang, Shi‐Yang Tang   +2 more
wiley   +1 more source

Hydrodynamic characterisation of layered herringbone microchannels [PDF]

, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009), Barrass, S, Cantu-Perez, A, Drietrich, T, Freitag, A, Gavriilidis, A   +5 more
core  

Lagrangian Transport Through Surfaces in Compressible Flows

, 2017
A material-based, i.e., Lagrangian, methodology for exact integration of flux by volume-preserving flows through a surface has been developed recently in [Karrasch, SIAM J. Appl. Math., 76 (2016), pp. 1178-1190]. In the present paper, we first generalize
Hofherr, Florian, Karrasch, Daniel
core   +1 more source

Sheath‐assisted microfluidics for elasto‐inertial manipulation of micro/nanoparticles: From theory to biomedical applications

Droplet, Volume 5, Issue 2, April 2026.
This review examines sheath‐assisted elasto‐inertial microfluidics, where viscoelastic and inertial forces synergize to manipulate particles. It analyzes the underlying mechanisms, system designs, and biomedical applications, proposing future research to advance high‐precision technologies.
Huan Wang, Yanting Wang, Yibo Cui, Limiao Yin, Jinwen Li, Yanxuan Wu, Piwu Li, Lei Zhao, Xiaowen Huang   +8 more
wiley   +1 more source