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Related papers: Single Layer Valves in Microfluidics

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A robust route for the biased production of single-handed chiral structures has been found in generating non-spherical, multi-component double emulsions using microfluidics. The specific type of handedness is determined by the final packing…

Soft Condensed Matter · Physics 2018-04-20 Laura L. A. Adams , Samuel A. Ocko

With the aim to parallelize and monitor biological or biochemical phenomena, trapping and immobilization of objects such as particles, droplets or cells in microfluidic devices has been an intense area of research and engineering so far.…

Shear layer instability at the free surface of a water jet is studied. The accompanying video shows experimental data recorded using measurement methods such as Planar Laser Induced Fluorescence (PLIF) and Particle Image Velocity (PIV).…

Fluid Dynamics · Physics 2012-10-30 Matthieu A. Andre , Philippe M. Bardet

A reliable process has been developed for the fabrication of all-Nb single-electron circuits, based on spin-on glass planarization. The process steps are the in situ growth of Nb/AlOx/Nb sandwich, definition of the patterns of junctions,…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Alexey B. Pavolotsky , Thomas Weimann , Hansjoerg Scherer , Vladimir A. Krupenin , Juergen Niemeyer , Alexander B. Zorin

The research fields of microfluidics and soft robotics both involve complex small-scale internal channel networks, embedded within a solid structure. This work examines leveraging viscous peeling as a mechanism to create and activate soft…

Fluid Dynamics · Physics 2019-07-09 Lior Salem , Benny Gamus , Yizhar Or , Amir D. Gat

Flow-based microfluidic biochips are widely used in lab- on-a-chip experiments. In these chips, devices such as mixers and detectors connected by micro-channels execute specific operations. Intermediate fluid samples are saved in storage…

Emerging Technologies · Computer Science 2017-05-16 Tsun-Ming Tseng , Bing Li , Tsung-Yi Ho , Ulf Schlichtmann

Significant progress has been made to increase access to droplet microfluidics for labs with limited microfluidics expertise or fabrication equipment. In particular, using off-the-shelf systems has been a valuable approach. However, the…

We use mesoscale simulations to demonstrate the feasibility of a novel microfluidic valve, which exploits Gibbs' pinning in microchannels patterned by posts or ridges, together with electrowetting.

Soft Condensed Matter · Physics 2010-04-26 B. M. Mognetti , J. M. Yeomans

Micromechanics of liquid-phase exfoliation of a layered 2D material: A hydrodynamic peeling model

Soft Condensed Matter · Physics 2019-12-24 Giulia Salussolia , Ettore Barbieri , Nicola Pugno , Lorenzo Botto

Large-scale microfluidic microsystems with complex three-dimensional (3D) configurations are highly in demand by both fundamental research and industrial application, holding the potentials for fostering a wide range of innovative…

Applied Physics · Physics 2020-01-13 Zijie Lin , Jian Xu , Yunpeng Song , Xiaolong Li , Peng Wang , Wei Chu , Zhenhua Wang , Ya Cheng

Microtechnology becomes a versatile tool for biological and biomedical applications. Microwells have been established long but remained non-intelligent up to now. Merging new fabrication techniques and handling concepts with…

Other Computer Science · Computer Science 2008-02-22 E. Jung , D. Manessis , A. Neumann , L. Bottcher , T. Braun , J. Bauer , H. Reichl , B. Iafelice , F. Destro , R. Gambari

A series of MnO2 unique nanostructures were synthesized by a facile hydrothermal method with microwave-assisted procedures. A novel nanostructure formation mechanism has been proposed, that MnO6 octahedral nuclei and molecular layers can be…

Mesoscale and Nanoscale Physics · Physics 2012-07-16 R. Zeng , J. Q. Wang , G. D. Du , W. X. Li , Z. X. Chen , S. Li , S. X. Dou

We show that band-structure effects are likely to prevent superfluidity in semiconductor electron-hole double-layer systems. We suggest the possibility that superfluidity could be realized by the application of uniaxial pressure…

Condensed Matter · Physics 2018-05-01 Sergio Conti , Giovanni Vignale , A. H. MacDonald

Fully Programmable Valve Array (FPVA) has emerged as a new architecture for the next-generation flow-based microfluidic biochips. This 2D-array consists of regularly-arranged valves, which can be dynamically configured by users to realize…

Emerging Technologies · Computer Science 2017-05-16 Chunfeng Liu , Bing Li , Bhargab B. Bhattacharya , Krishnendu Chakrabarty , Tsung-Yi Ho , Ulf Schlichtmann

We propose a simple model to analyze the traffic of droplets in microfluidic ``dual networks''. Such functional networks which consist of two types of channels, namely those accessible or forbidden to droplets, often display a complex…

Fluid Dynamics · Physics 2008-01-30 M. Schindler , A. Ajdari

We study the transmission through single and double ferromagnetic barriers on the surface of a topological insulator. By adjusting the gate voltage and magnetization oreintation, the ferromagnetic barrier can be tuned into various…

Mesoscale and Nanoscale Physics · Physics 2009-09-03 Jinhua Gao , Wei-Qiang Chen , Xiao-Yong Feng , X. C. Xie , Fu-Chun Zhang

Ferrofluids kept in place by permanent magnet quadrupoles can act as liquid walls to surround a second non-magnetic inside, resulting in a liquid fluidic channel with diameter size ranging from mm down to less than 10 micrometer. Micro…

Microfluidics involves the manipulation of flows at the microscale, typically requiring external power sources to generate pressure gradients. Alternatively, harnessing flows from active fluids, which are usually chaotic, has been proposed…

Using micromagnetic simulations, we have investigated spin dynamics in a spin-valve bi-layer in the presence of a thermal gradient. The direction and the intensity of the gradient allow to excite the spin wave modes of each layer…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Simone Borlenghi , Weiwei Wang , Hans Fangohr , Lars Bergqvist , Anna Delin

Microfluidic chips provide unparalleled control over droplets and jets, which have advanced all natural sciences. However, microfluidic applications could be vastly expanded by increasing the per-channel throughput and directly exploiting…