Results 81 to 90 of about 113,617 (225)

Microswimmers in Patterned Environments

open access: yes, 2011
We demonstrate with experiments and simulations how microscopic self-propelled particles navigate through environments presenting complex spatial features, which mimic the conditions inside cells, living organisms and future lab-on-a-chip devices.
Bechinger, Clemens   +4 more
core   +2 more sources

Liquid-infiltrated photonic crystals: Ohmic dissipation and broadening of modes [PDF]

open access: yes, 2006
The pronounced light-matter interactions in photonic crystals make them interesting as opto-fludic "building blocks" for lab-on-a-chip applications.
Adams   +18 more
core   +2 more sources

Advances in analytical microfluidic workflows for differential cancer diagnosis

open access: yesNano Select, 2023
Early detection and functional analysis of circulating tumor cells (CTCs) in liquid biopsy rather than counting them offer great promise as physicians can improve differential diagnosis for second‐ or third‐line treatment beyond today's genotype ...
Morteza Hasanzadeh Kafshgari   +1 more
doaj   +1 more source

Nanofluidics in Lab-on-a-Chip Devices [PDF]

open access: yesAnalytical Chemistry, 2009
As the field of nanofluidics matures, fundamental discoveries are being applied to lab-on-a-chip analyses. The unique behavior of matter at the nanoscale is adding new functionality to devices that integrate nanopores or nanochannels. (To listen to a podcast about this feature, please go to the Analytical Chemistry website at pubs.acs.org/journal ...
Michelle L, Kovarik, Stephen C, Jacobson
openaire   +2 more sources

A review of digital microfluidics as portable platforms for lab-on a-chip applications.

open access: yesLab on a Chip, 2016
Following the development of microfluidic systems, there has been a high tendency towards developing lab-on-a-chip devices for biochemical applications.
E. Samiei, M. Tabrizian, M. Hoorfar
semanticscholar   +1 more source

Rapid prototyping of plastic lab-on-a-chip by femtosecond laser micromachining and removable insert microinjection molding [PDF]

open access: yes, 2017
We have introduced a new hybrid fabrication method for lab-on-a-chip devices through the combination of femtosecond laser micromachining and removable insert micro-injection molding.
Ancona, A.   +9 more
core   +2 more sources

Optical beam guidance in monolithic polymer chips for miniaturized colorimetric assays [PDF]

open access: yes, 2005
For the first time, we present a simple and robust optical concept to enable precise and sensitive read-out of colorimetric assays in flat lab-on-a-chip devices.
Ducrée, Jens   +8 more
core   +1 more source

Fluorescence monitoring of capilarry electrophoresis separation in a lab-on-a-chip with monolithically integrated waveguides [PDF]

open access: yes, 2008
Femtosecond-laser-written optical waveguides were monolithically integrated into a commercial lab-on-a-chip to intersect a microfluidic channel. Laser excitation through these waveguides confines the excitation window to a width of 12 μm, enabling high ...
Besselink, G.A.J.   +10 more
core   +1 more source

Siphon-Induced Droplet Break-Off for Enhanced Mixing on a Centrifugal Platform

open access: yesInventions, 2019
We present a powerful and compact batch-mode mixing and dilution technique for centrifugal microfluidic platforms. Siphon structures are designed to discretize continuous flows into a sequence of droplets of volumes as low as 100 nL.
Robert Burger   +5 more
doaj   +1 more source

Direct writing of optical microresonators in a lab-on-a-chip for label-free biosensing.

open access: yesLab on a Chip, 2019
Whispering gallery mode (WGM) resonators are promising optical structures for microfluidic label-free biosensors mainly due to their high sensitivity, but from a practical point of view they present numerous constraints that make their use in real ...
L. Kelemen   +5 more
semanticscholar   +1 more source

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