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15 articles for “Indirect bonding”
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Surface-Driven Capillary Flow of Dyed Working Liquid in the SU-8 based Glass Microfluidic Device Fabricated by Maskless Lithography and Indirect Bonding Technique
Abstract: A single SU-8 based glass microfluidic device is fabricated by the maskless lithography and indirect bonding technique, using the negative photoresist SU-8. Polymethylmethacrylate (PMMA) dissolved in EC solvent (SU-8 developer) is used as the prepared adhesive material in the indirect bonding technique. Dyed water (90% red coloured food dye, 10% distilled water) is prepared as the working liquid. A CMOS camera catching 25 frames per second with a corresponding time-scale …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 4, Issue 2, 2018 · pp. 26–31 Read article
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Nano-Scale Fluid Mechanics: A Review
Abstract: This review article is mainly focused on microfluidics and nanofluidics. Nanofluidics is the subject to realise any nano-scale fluid mechanics governed inside the selected nanochannel. The surface-driven microfluidic flow of dyed water is experimentally demonstrated corresponding to one SU-8 based glass microfluidic device fabricated by maskless lithography and indirect bonding technique. This brief review may be helpful to establish the nanofluidic flow phenomena in future.
Published in International Journal of Composite and Constituent Materials · Vol. 7, Issue 1, 2021 · pp. 12–17 Read article
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Surface-Driven Microfluidic Flow of Dyed Water for Nano-Scale Application towards the Fabrication of Nanofluidic Sensors
Abstract: In this experimental work, a single SU-8 based glass microfluidic device is fabricated by maskless lithography and indirect bonding technique. Dyed water is prepared and used as working liquid. A CMOS camera is used to record the surface-driven microfluidic flow of dyed water in the fabricated SU-8 device. Leakage-free surface-driven microfluidic flow of dyed water is recorded. Nanofluidics is the next level of fluid mechanics after microfluidics towards miniaturisation of …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 7, Issue 1, 2021 · pp. 19–22 Read article
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Short Report on Capillary Motion of Dyed Ethylene Glycol for Application towards the Gas Flow in Microfluidics
Abstract: In this experimental report, a couple of SU-8 based glass microfluidic devices are fabricated bymaskless lithography and indirect bonding technique. Each device is tested by the prepared dyedethylene glycol as working liquid. The microfluidic-leakage is recorded in the surface-drivencapillary motion of dyed ethylene glycol due to improper indirect bonding technique. The leakagefreesurface-driven capillary motion of dyed ethylene glycol is recorded due to proper indirectbonding technique. This experimental work is performed …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 7, Issue 1, 2021 · pp. 13–16 Read article
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Experiments to Record the Capillary Flow of Dyed Waterin SU-8 based Glass Microfluidic Devicestowards the Fluidic Phenomena
Abstract: In this experimental work, a set of three individual leakage-free SU-8 based glass microfluidic devices are fabricated by maskless lithography and proper indirect bonding technique. Dyed water(50% distilled water, 50% red dye) is prepared and used as working liquid. The microfluidic leakage is experimentally demonstrated in other set of two leaky microfluidic devices due to improper indirect bonding technique. The effect of surface-to-volume ratio on surface-driven capillary flow of dyed …
Published in International journal of Nanobiotechnology · Vol. 6, Issue 1, 2020 · pp. 13–19 Read article
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Short Review on Thermodynamic Effect to Generate the Surface-Driven Microfluidic Flow in Fluid Mechanics
Abstract: The levels of fluid mechanics are bulk-fluidics (macrofluidics), microfluidics, and nanofluidics in thedirection of miniaturisation. In this review, a brief account is provided to describe the thermodynamiceffect behind the generation of any surface-driven microfluidic flow in the regime of fluid mechanics.Also, an experimental demonstration on the surface-driven microfluidic flow of dyed water isprovided corresponding to the SU-8 based glass microfluidic devices fabricated by masklesslithography and indirect bonding technique. A prominent …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 1, 2021 · pp. 10–13 Read article
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Experimental Demonstration on Microfluidic-Leakage in SU-8 based Glass Devices for Applications towards the Polymer Microfluidics
Abstract: Classical mechanics and quantum mechanics belong to the first quantisation in physics. Quantummechanics is dependent on quantum theory. Quantum field theory is the second quantisation inphysics. Fluid mechanics is a branch of classical mechanics (non-quantum). Therefore, fluidmechanics is present at the first quantisation in physics. Bulk-fluidics (microfluidics), microfluidicsand nanofluidics are the three levels of fluid mechanics towards miniaturisation. In this experimentalwork, the microfluidic-leakage is prominently demonstrated by fabrication of 12 …
Published in International Journal of Analytical and Applied Chemistry · Vol. 7, Issue 1, 2021 · pp. 1–7 Read article
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Passive Capillary Flow of Dyed Ethylene Glycol in the SU-8 based Glass Microfluidic Devices Fabricated by Microfabrication Technologies
Abstract: In this work, total 4 individual SU-8 based glass microfluidic devices are fabricated by the steps of maskless lithography and indirect bonding technique using author’s own hands-on completely. Dyed ethylene glycol (80% red dye, 20% ethylene glycol) is prepared as working liquid. The CMOS camera catching 25 frames per second with a corresponding time-scale resolution of 0.04 second is used to record the surface-driven capillary flow of dyed ethylene glycol …
Published in International Journal of Chemical Engineering and Processing · Vol. 5, Issue 1, 2019 · pp. 37–42 Read article
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Short Review on Passive Capillary Flow in Microfluidics with an Experimental Demonstration about the SU-8 based Microfluidic Device
Abstract: In this experimental work, a single SU-8 based glass microfluidic device is fabricated by maskless lithography and indirect bonding technique. The surface-driven microfluidic flow of dyed water is recorded in the fabricated SU-8 device. Negative photoresist SU-8 is an efficient polymer to fabricate the microfluidic devices. A brief review on surface-driven passive microfluidic flow is provided in this short experimental report towards the applications in microfluidic lab-on-a-chip systems. This short …
Published in International Journal of Analytical and Applied Chemistry · Vol. 8, Issue 1, 2022 · pp. 1–6 Read article
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Passive Capillary Flow of Dyed Water in SU-8 based Glass Microfluidic Devices integrated with Polyimide Layer on the Bottom Wall
Abstract: In this work, total 4 individual SU-8 based glass microfluidic devices are fabricated by the maskless lithography and indirect bonding technique. The polyimide layer is integrated on the selected portion of glass bottom wall of each device. Each passive capillary flow of dyed water is recorded by a CMOS camera catching 25 frames per second. This work will be useful to fabricate the SU-8 based laboratory-on-a-chip systems for microfluidic applications. …
Published in International Journal of Chemical Separation Technology · Vol. 4, Issue 1, 2018 · pp. 13–15 Read article
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Passive Capillary Flow of Dyed Aqueous Isopropyl Alcohol in the Leakage-Free SU-8 based Glass Microfluidic Devices
Abstract: In this work, total 2 individual SU-8 based glass microfluidic devices are fabricated by the maskless lithography and indirect bonding technique. The aqueous isopropyl alcohol (10% IPA, 90% dyed water) is prepared to test these fabricated devices. Each passive capillary flow is recorded by the CMOS camera catching 25 frames per second. This work will be useful in bioengineering applications. Keywords: Passive capillary flow, SU-8, Aqueous IPA, Microfluidic device
Published in International Journal of Chemical Engineering and Processing · Vol. 4, Issue 1, 2018 · pp. 30–32 Read article
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Surface-Driven Capillary Flow of Dyed Ethanol in a Single SU-8 based Microchannel Bend Fabricated on Glass
Abstract: In this experimental work, a single SU-8 based microchannel bend is fabricated on glass by maskless lithography and indirect bonding technique. Dyed ethanol is prepared as working liquid by mixing commercially available food dye with ethanol. Surface-driven capillary flow of dyed ethanol in streamline motion is recorded by a CMOS camera catching 25 frames per second with a corresponding time-scale resolution of 0.04 second. Effect of centrifugal force on surface-driven …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 1, 2020 · pp. 29–34 Read article
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Thermodynamic Explanation on Surface-Driven Capillary Flow of Working Liquids in the Microfluidic Devices Fabricated by Polymers
Abstract: In this experimental work, total 100 individual microfluidic devices are fabricated by polymers using author’s own hands-on completely. A set of straight microchannels, gradual expansion microchannels, sudden expansion microchannels and sudden contraction microchannels are fabricated by SU-8 using the maskless lithography and indirect bonding technique. Another set of straight microchannels, gradual expansion microchannels, sudden expansion microchannels and sudden contraction microchannels are fabricated by PMMA using the maskless lithography, hot embossing …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 6, Issue 1, 2020 · pp. 45–70 Read article
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Effect of Circular Polyimide Micropillars on Surface-Driven Capillary Flow of Dyed Working Liquids inside the SU-8 based Glass Microfluidic Devices
Abstract: In this experimental work, total 8 individual SU-8 based glass microfluidic devices are fabricated using Mukhopadhyay’s own hands-on completely. Maskless lithography and indirect bonding technique are the methods to fabricate these devices. A CMOS camera catching 25 frames per second with a corresponding time-scale resolution of 0.04 second is used to record the surface-driven capillary flow in each device. Dyed water and dyed ethylene glycol are the selected and prepared …
Published in International Journal of Water Resources Engineering · Vol. 6, Issue 1, 2020 · pp. 1–9 Read article
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Leakage-Free Microfluidic Flow of the Dyed Aqueous Ethanol in a single SU-8 based Glass Microfluidic Device Fabricated by the Selected Microfabrication Technologies
Abstract: In this work, a single SU-8 based glass microfluidic device is fabricated by the maskless lithography and indirect bonding technique. A CMOS camera catching 25 frames per second with a corresponding time-scale resolution of 0.04 second is used to record the surface-driven microfluidic flow. Dyed aqueous ethanol (80% dyed water, 20% ethanol) is prepared to be used as working liquid. A surface-driven microfluidic flow of the prepared working liquid is …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 4, Issue 2, 2018 · pp. 13–17 Read article