Haku
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Materials and Orthopedic Applications for Bioresorbable Inductively Coupled Resonance Sensors
(2020)
- article
Bioresorbable passive resonance sensors based on inductor-capacitor (LC) circuits provide an auspicious sensing technology for temporary battery-free implant applications due to their simplicity, wireless readout, and the ...
Highly flexible and non-toxic natural polymer gel electrolyte for printed supercapacitors for IoT
(2019-02-05)
- article
Gelatin offers a safe and sustainable alternative for gel electrolytes in printed supercapacitors. In this work, the performance of a non-toxic natural polymer electrolyte is studied in screen and stencil-printed ...
Textile-Based Batteryless Moisture Sensor
(2020-01)
- article
In this paper, we established a new type of passive Ultra-High-Frequency (UHF) Radio Frequency Identification (RFID) technology-based sensor with a referenced readout for moisture. We introduced the sensor system, which ...
Stretching of solution processed carbon nanotube and graphene nanocomposite films on rubber substrates
(2014-05)
- article
The fabrication and characterization of stretchable carbon nanotube and graphene nanocomposite electrodes on different rubber substrates is reported. Electrodes are fabricated at low temperatures using solution processable ...
0.6V threshold voltage thin film transistors with solution processable indium oxide (In2O3) Channel and Anodized High-κ Al2O3 Dielectric
(2019-07-01)
- article
Low-voltage operation and low processing temperature of metal oxide transistors remain a challenge. Commonly metal oxide transistors are fabricated at very high processing temperatures (above 500°C) and their operating ...
A Fully Printed Ultra-Thin Charge Amplifier for On-Skin Biosignal Measurements
(2019)
- article
In this contribution, we propose a fully printed charge amplifier for on-skin biosignal measurements. The amplifier is fabricated on an ultra-thin parylene substrate and consists of organic transistors, integrated bias and ...
Performance Metrics for a Modern BOPP Capacitor Film
(2019-08-01)
- article
In this paper, a set of performance metrics for modern biaxially oriented polypropylene (BOPP) capacitor films is established. The fundamental and applied properties of BOPP films required for application in state-of-the-art ...
On the Silica Surface Modification and Its Effect on Charge Trapping and Transport in PP-Based Dielectric Nanocomposites
(2020)
- article
The effect of filler surface functionalization with 3-aminopropyltriethoxysilane (APTES) on the charge trapping and transport was studied in polypropylene (PP)/(ethylene-octene) copolymer (EOC)/silica nanodielectrics. ...
Combining good dispersion with tailored charge trapping in nanodielectrics by hybrid functionalization of silica
(2021-11)
- article
Fumed silica-filled polypropylene (PP)-based nanodielectrics were studied in this work. To not only improve the dispersion of the silica but also introduce deep charge traps into the polymeric matrix, five types of modified ...
An improved exponential model for charge and discharge behavior of printed supercapacitor modules under varying load conditions
(2022-04-20)
- article
We report an improved and simple exponential model for the charging and discharging behavior of series- connected modules of supercapacitors under varying load conditions and over extended periods of time. In this work, ...