Four types of liquid-metal-based tunable capacitors with a high tuning range are demonstrated. The capacitors are easily fabricated by placing a pair of liquid-metal-filled tubes in contact with one another. Tunability is achieved by varying the length of the liquid metal ...
The capacitors are easily fabricated by placing a pair of liquid-metal-filled tubes in contact with one another. Tunability is achieved by varying the length of the liquid metal in one of …
Theoretical analysis The proposed coil geometry comprises a single interdigital capacitor and a rectangular loop (Fig. 1a).The liquid metal conducting traces are embedded in a stretchable polymer ...
A liquid-metal based capacitive soft pressure microsensor is proposed in this work for measuring pressure in microchannels. To measure the pressure of the target microchannel, a short detection channel is fabricated and connected to the target microchannel. Because the detection channel has only one outlet a
Liquid metal can be injected into the coil-shaped microchannel. The microchannels can be made by coiled silicone tubes [42] or fibers [43], as shown in Fig. 3 a.They can also be made by soft lithography [44] (Fig. 3 b) ually, such a channel has an injection inlet ...
2. Fabrication Process of Soft PDMS-Liquid Metal IDE Capacitor The stretchable capacitor was composed of two layers of PDMS (Dow Corning Sylgard 184). The first layer consisted of a microfluidics channel in the form of an IDE design, fabricated using a soft
Three solutions for liquid metal-based capacitive sensors. (a) Typical plants with hollow structures.(b) (b1) Schematic diagram of the structure of the hollow stem of a plant.(b2) Structure of a capacitive sensor based on the structure of a cavity inside a plant.(c) Different types of capacitive sensors, including injectable capacitors consisting …
Fig. 3 shows the C(U) obtained using the window function and illustrates three types of structural changes causing the capacitance peaks: A At 0.8 V, the EDL stratification into distinct ionic layers occurs via the exchange of ions. At 0 μC/cm 2 (0 V) an equal number of cations and anions are in contact with the surface. ...
A composite liquid metal-based capacitive sensor is achieved by printing liquid metal on the plant surface and injecting it into the interior of the plant. While each method …
The liquid-metal capacitors presented here are easily made by hand, and can be resized depending on the required capacitance tuning range. The capacitors are flexible and conformable to curved surfaces. The capacitors demonstrated here had a …
Four types of liquid-metal-based tunable capacitors with a high tuning range are demonstrated. The capacitors are easily fabricated by placing a pair of liquid-metal-filled tubes in contact with one another. Tunability is achieved by varying the length of …
We report on the dual mechanical and proximity sensing effect of soft-matter interdigitated (IDE) capacitor sensors, together with its modelling using finite element (FE) simulation to elucidate the sensing mechanism. The IDE capacitor is based on liquid-phase GaInSn alloy (Galinstan) embedded in a polydimethylsiloxane (PDMS) microfludics …
Liquid Metal Liesegang Rings In article number 2209392, Qian Wang, Jing Liu, and co‐workers investigate the Liesegang rings phenomenon induced by gallium‐based liquid metal (LM) on gold film ...
Fig. 1 Illustration of the liquid metal based capacitive pressure sensor in a PDMS microfluidic system: (a) images of the structure in color ink, the yellow part represents the micro channel in the liquid metal shield layer and the other colors represent the micro channel in the function layer; (b) the working principle of the pressure sensor within the …
3 · | Interfacial design in composite capacitor film fabrication. a Schematic illustration detailing the LM mechanochemistry process: Extensive milling promotes LM oxidation …
Four types of liquid-metal-based tunable capacitors with a high tuning range are demonstrated. The capacitors are easily fabricated by placing a pair of liquid-metal-filled tubes in contact with one another. Tunability is achieved by varying the length of the liquid metal in one of the tubes using a mechanical pump. Four different structures …
adshelp[at]cfa.harvard The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86A
It can replace the rare metal indium in the current liquid crystal materials. Common 3D nano graphene forms include monomers, fibers, membranes, and microspheres. Because graphene have high SSA (2630 m 2 /g) [95], theoretically, the Cs of supercapacitor
1 Introduction Liquid metals are metal alloy or elemental metal that are liquid at room temperature. In nature, the pure traditional metals that are liquid at normal temperature are mainly mercury (Hg), gallium (Ga) and …
Compact, flexible liquid-metal capacitors with wide tuning ranges and linear behaviour Researchers in the US report liquid-metal based tuneable capacitors with linear behaviour and large tuning ratios. Compact and flexible, they hold promise for reconfigurable and ...
The proposed flexible capacitor sensors based on 3M VHB 4905 tape and GaInSn and a wearable biosensor monitoring device that uses the CAV444 chip have many potential biomedical applications, such as parameter measurement, accident alert, electronic skin, motion feedback, and remote control. Flexible biosensors have become increasingly …
To solve this problem, a liquid metal (LM)-interdigitated capacitive strain sensor that is insensitive to normal stress is introduced. The sensor contains LM-interdigitated electrodes prepared by vacuum …
A composite liquid metal-based capacitive sensor is achieved by printing liquid metal on the plant surface and injecting it into the interior of the plant. While each method has limitations, the composite liquid metal-based capacitive sensor provides an optimal trade-off between signal capture capability and operability.
Four types of liquid-metal-based tunable capacitors with a high tuning range are demonstrated. The capacitors are easily fabricated by placing a pair of liquid-metal-filled tubes in contact with one another. Tunability is achieved by varying the length of the liquid metal ...
In the past few years, liquid metal has emerged as a method for reconfiguring various RF components such as filters, switches, and antennas [5]- [9]. One type of liquid metal is Galinstan ...
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