The microfluidics domain has been progressing rapidly recently, particularly considering its useful applications in the field of biomedicine. (a) Design of multi-layered resistor: bottom-PVC layer ...
Fig. 2 shows the microfluidic device layout. The microchannel is 200 μm wide, 75 μm high and 25 mm long, for a total volume of 0.375 nl om the cross-section view it can be also observed that the thickness of the sealing layer is of 80 μm to ensure the complete covering of the electrodes and to provide the planarity of the sealing surface.
FIGURE 4.Acoustically enhanced microfluidic smartphone detection platform. (A) The platform enhances biomolecular binding and enriches the formed immunocomplexes simultaneously.(B) The opposite Eckart streaming and external flow determine the size of the vortex and the compactness of the particles in the vortex. ...
A novel inductance/capacitance microfluidic chip is presented for the detection of multi-contamination in marine hydraulic oil in this paper. The microfluidic chip consists of d a straight microchannel with two embedded single-layer inductance coils, which is not only a micro inductor to detect the inductance changes of the oil but also a micro capacitor to …
Microfluidics: A general overview of microfluidics
Microfluidic chips enable the precise routing of liquid streams, however, to react to external and internal stimuli, adequate sensing environments are required within these chips. In microfluidics, sensors usually operate within narrow spaces and measure small fluid volumes down to picoliters. 44 With a broad range of sensors published, only a …
The microfluidics domain has been progressing rapidly recently, particularly considering its useful applications in the field of biomedicine. This paper presents a novel, microfluidics-based design for …
This device was made up of electrochemical double-layer capillary capacitors with low-cost stainless-steel capillaries attached to a PDMS microfluidic chip. CA153 was first captured in human sera using the magnetic microbeads immunocapturing method and the microbeads were pumped into the chip for capacitance measurements.
Request PDF | Fluidic capacitor-based, self-contained and self-powered microfluidic chip | We describe a fluidic capacitor-based reagent storage and delivery system that is self-contained and self ...
Capacitance-based microfluidic sensors characterize micro-/nanoparticles or cells by measuring capacitance change using integrated electrically …
Microfluidics provides an indispensable platform for combining analytical operations such as sample preparation, mixing, separation/enrichment, and detection onto a single compact platform, defined as a lab-on-a-chip (LOC) device with applicability in biomedical and life science applications. Due to its ease of integration, 1D interdigital …
Due to its noninvasive property, the interdigital capacitor (IDC) has been applied in dielectric liquid detection and characterization. In order to integrate the IDC sensor on a lab-on-chip, it is often required to minimize and optimize the sensor for sensitive and efficient performance. However, the conventional numerical simulation approach is quite time …
Here, we devise cascaded microfluidic circuits for pulsatile filtration of EVs directly from whole blood samples ().The platform consists of a cell-removal circuit mounted with an external polycarbonate (PC) membrane filter …
Precise positioning of magnetic particles and magnetized cells in lab-on-a-chip systems has attracted broad attention. Recently, drawing inspiration from electrical circuits, we have demonstrated a magnetic particle transport platform composed of patterned magnetic thin films in a microfluidic environment, which accurately moves the particles …
Fig. 2 shows the microfluidic device layout. The microchannel is 200 μm wide, 75 μm high and 25 mm long, for a total volume of 0.375 nl om the cross-section view it can be also observed that the thickness of the sealing layer is of 80 μm to ensure the complete covering of the electrodes and to provide the planarity of the sealing surface.As …
Herein, we employed a novel multi-injection glass capillary microfluidic chip for the generation of the bio-inspired multicomponent CNTs microfibers with the desired structures for supercapacitor application. The microfluidic chip …
INORGANIC MATERIALS The basic techniques of traditional microfabrication include photolithography, wet/dry etching, and additive methods, all of which evolved from microelectromechanical system process technology in the semiconductor industry. 13-15 Therefore, silicon was the first material to be used for microfluidics …
Microfluidics has become a mature technology, providing an excellent toolbox for the handling and manipulation of fluid …
The combination of a microfluidic channel and film capacitor was engineered to refine 0.2% spike-in JEG-3 cells (a trophoblast cell line derived from the male) from 1 x 106 HeLa cells (a cervical cancer cell line derived from the female) into JEG-3 cells of 93.8%
Precise positioning of magnetic particles and magnetized cells in lab-on-a-chip systems has attracted broad attention. Recently, drawing inspiration from electrical circuits, we have demonstrated a magnetic particle transport platform composed of patterned magnetic thin films in a microfluidic envir …
This paper proposes a miniature microwave-microfluidic chip based on continuous microfluidics and a miniature interdigital capacitor (IDC). The novel chip …
This paper proposes a miniature microwave-microfluidic chip based on continuous microfluidics and a miniature interdigital capacitor (IDC). The novel chip consists of three individually accessible heaters, three platinum temperature sensors and two liquid cooling and mixing zones. The IDC is designed to achieve localized, fast and …
capacitor, In [A] – current obtained from the measurements •Results from the element model calculations. C(t) represents the ... Photograph of the microfluidic chip on a stage from an inverted microscope. The chip is connected to a syringe pump through tygon tubing. Stainless steel wires connect the carbon ...
With the help of a pump and a chip, microfluidic chip helps to determine the behavioral change of the microfluids. Inside the chip, there are microfluidic channels …
Microfluidic circuits have enormous potential for the control of flow and ionic concentration, separation of proteins and DNA, and sensing of single molecules in a complex microfluidic chip. For instance, the microfluidic transistor presented in Fig. 7 could be used to control the flow rate in a number of branch (side) channels.
Request PDF | Fluidic capacitor-based, self-contained and self-powered microfluidic chip | We describe a fluidic capacitor-based reagent storage and delivery system that is self-contained and self ...
Request PDF | Magnetophoretic capacitors for storing single particles and magnetized cells in microfluidic devices | Precise positioning of magnetic particles and magnetized cells in lab-on-a-chip ...
Frequency-specific flow control in microfluidic circuits with ...
Due to its noninvasive property, the interdigital capacitor (IDC) has been applied in dielectric liquid detection and characterization. In order to integrate the IDC sensor on a labon-chip, it is often required to minimize and optimize the sensor for sensitive and efficient performance. However, the conventional numerical simulation approach is quite time …
Microfluidic chips allow flowing cells to be continuously lysed, thereby greatly enhancing the processing rate. 45, 117 By precisely controlling the temperature within the devices, flow-through electroporation using pulsed electric fields was used to inactivation of bacteria (Lactobacillus plantarum) for food preservation. 136, 137 Based on …
Microfluidic chip technology is an emerging tool in the field of biomedical application. Microfluidic chip includes a set of groves or microchannels that are engraved on diferent …
Researchers in the Netherlands have developed a fluidic circuit board (FCB) platform which can be used to operate several microfluidic building blocks (MFBB). Highly integrated microfluidic chips ...
A microfluidic transistor for automatic control of liquids
Guo et al. designed an opposing coil microfluidic chip sensor containing a ferrite core, and successfully detected 40 µm iron particles and 90 µm copper particles [27]. Zeng et al. designed an inductance-capacitance dual detection mode sensor, and successfully detected 80–90 µm iron particles, 150–160 µm copper particles, 180–190 µm …