At present, analytical lab-on-chip devices find their usage in different facets of chemical analysis, biological analysis, point of care analysis, biosensors, etc. In addition, graphene has already established itself as an essential component of advanced lab-on-chip devices. Graphene-based lab-on-chip devices have achieved appreciable admiration because of their peerless performance in comparison to others. However, to accomplish a sustainable future, a device must undergo "green screening" to check its environmental compatibility. Thus, extensive research is carried out globally to make the graphene-based lab-on-chip green, though it is yet to be achieved. Nevertheless, as a ray of hope, there are few existing strategies that can be stitched together for feasible fabrication of environment-friendly green graphene-based analytical lab-on-chip, and those prospective pathways are reviewed in this paper.
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http://dx.doi.org/10.1007/s00604-022-05286-6 | DOI Listing |
Biosens Bioelectron
March 2025
Department of Electrical Engineering, Indian Institute of Technology, Hyderabad, India, 502284. Electronic address:
The upcoming era of flexible and wearable electronics necessitates the development of low-cost, flexible, biocompatible substrates amenable to the fabrication of active devices such as electronic devices, sensors and transducers. While natural biopolymers such as Silk are robust and biocompatible, long-term flexibility is a concern due to the inherent brittle nature of soft Silk thin films. This work elucidates the preparation and characterization of Silk-polyurethane (Silk-PU) composite film that provides long-duration flexibility.
View Article and Find Full Text PDFACS Appl Mater Interfaces
December 2024
Department of Biomedical and Chemical Engineering, Syracuse University, 900 S Crouse Avenue, Syracuse, New York 13244, United States.
Although many lab-on-chip applications require inch-sized devices with microscale feature resolution, achieving this via current 3D printing methods remains challenging due to inherent trade-offs between print resolution, design complexity, and build sizes. Inspired by microscopes that can switch objectives to achieve multiscale imaging, we report a new optical printer coined multipath projection stereolithography (MPS) specifically designed for printing microfluidic devices. MPS is designed to switch between high-resolution (1× mode, ∼10 μm) and low-resolution (3× mode, ∼30 μm) optical paths to generate centimeter-sized constructs (3 × 6 cm) with a feature resolution of ∼10 μm.
View Article and Find Full Text PDFAnal Chim Acta
January 2025
Yuri Gagarin State Technical University of Saratov, 77 Polytechnicheskaya St., Saratov, 410054, Russia. Electronic address:
Electrophoresis
November 2024
Institute of Analytical Chemistry of the Czech Academy of Sciences, Brno, Czech Republic.
The review covering the development of capillary electrophoresis with capacitively coupled contactless conductivity detection from 2020 to 2024 is the latest in a series going back to 2004. The article considers applications employing conventional capillaries and planar lab-on-chip devices as well as fundamental and technical developments of the detector and complete electrophoresis instrumentation.
View Article and Find Full Text PDFSensors (Basel)
November 2024
CNR Nanotec Institute of Nanotechnology, Via Monteroni, 73100 Lecce, Italy.
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