Marcel Štofik
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View article: Experimental Study of PWM-Controlled Emission From a Large-Aperture VCSEL
Experimental Study of PWM-Controlled Emission From a Large-Aperture VCSEL Open
This study demonstrates the use of pulse-width modulation (PWM) for mode selection in a large-aperture vertical-cavity surface-emitting laser (VCSEL). Experimental results reveal that driving the device with 1 kHz PWM pulses maintains a st…
View article: Flow-induced particle migration microfluidics—the experimenter’s comprehensive review
Flow-induced particle migration microfluidics—the experimenter’s comprehensive review Open
Building upon the extensive body of work in inertial, viscoelastic, and elasto-inertial microfluidics–collectively classified as flow-induced particle migration microfluidics (FIPMM)–this review delivers an exhaustive synthesis of theoreti…
View article: Insulator Material Deposited with Molybdenum Disulphide Prospective for Sensing Application
Insulator Material Deposited with Molybdenum Disulphide Prospective for Sensing Application Open
Two-dimensional molybdenum disulfide (MoS2) exhibits interesting properties for applications in micro and nano-electronics. The key point for sensing properties of a device is the quality of the material’s surface. In this study, MoS2 laye…
View article: Advanced Microfluidic Platform for Tumor Spheroid Formation and Cultivation Fabricated from OSTE+ Polymer
Advanced Microfluidic Platform for Tumor Spheroid Formation and Cultivation Fabricated from OSTE+ Polymer Open
In the evolving landscape of cancer research, 3D cell cultures, particularly tumor cell spheroids, are increasingly preferred in drug screening due to their enhanced mimicry of in vivo tumor environments, especially in drug resistance aspe…
View article: Patterning of COC Polymers by Middle‐Energy Ion Beams for Selective Cell Adhesion in Microfluidic Devices
Patterning of COC Polymers by Middle‐Energy Ion Beams for Selective Cell Adhesion in Microfluidic Devices Open
Microfluidic devices play a crucial role in advanced cell biology applications, including cell separations, cultivations, migration and interaction studies, diagnostic devices, and organ‐on‐chips. One of the frequent purposes of such devic…
View article: Performance and biocompatibility of OSTEMER 322 in cell-based microfluidic applications
Performance and biocompatibility of OSTEMER 322 in cell-based microfluidic applications Open
The evaluation of OSTEMER 322's biocompatibility and surface properties provides new insights into its promise as a material for microfluidic cell culture applications.
View article: Mask-Assisted Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition
Mask-Assisted Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition Open
Cyclic olefin copolymer (COC) is a novel type of thermoplastic polymer gaining the attention of the scientific community in electronic, optoelectronic, biomedicine and packaging applications. Despite the benefits in the use of COC such as …
View article: Selective Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition
Selective Deposition of Ti on Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition Open
Cyclic olefin copolymer (COC) is a novel type of thermoplastic polymer gaining the attention of the scientific community in electronic, optoelectronic, biomedicine and packaging applications. Despite the benefits in the use of COC like und…
View article: Laminated Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition
Laminated Cyclic Olefin Copolymer Foil by Pulsed Laser Deposition Open
A cyclic olefin copolymer (COC) is a thermoplastic polymer endowed with glass-like optical transparency, unique biocompatibility, low autofluorescence, good chemical stability, and excellent water vapor barriers. COC is a promising new mat…
View article: Ion Lithography of Single Ions Irradiation for Spatially Regular Arrays of Pores in Membranes of Polyethylene Terephthalate
Ion Lithography of Single Ions Irradiation for Spatially Regular Arrays of Pores in Membranes of Polyethylene Terephthalate Open
Routinely, in membrane technology, the decay from radioactive particles or the bombardment of ions with MeV energy per nucleon have been employed for the production of narrow and long pores in membranes. Presently, the ion lithography is p…
View article: Class II biocompatible E-Shell 300 3D printing material causes severe developmental toxicity in <i>Danio rerio</i> embryos and reduced cell proliferation <i>in vitro</i> – implications for 3D printed microfluidics
Class II biocompatible E-Shell 300 3D printing material causes severe developmental toxicity in <i>Danio rerio</i> embryos and reduced cell proliferation <i>in vitro</i> – implications for 3D printed microfluidics Open
E-Shell 300 3D-printed material demonstrated a considerable negative impact on cell proliferation and severe developmental toxicity due to release of surfactant residues. Post-treatment with ethanol improved the biocompatibility of the mat…
View article: A millifluidic chip for cultivation of fish embryos and toxicity testing fabricated by 3D printing technology
A millifluidic chip for cultivation of fish embryos and toxicity testing fabricated by 3D printing technology Open
A novel design of 3D printed zebrafish millifluidic system for embryonic long-term cultivation and toxicity screening has been developed. The chip unit provides 24 cultivation chambers and a selective individual embryo removal functionalit…