In smart textiles, there is an effort to create electronic elements directly as part of the carrier fabric, where conductive threads are used for their construction. Planar capacitors are electronic components that can be implemented using textile technologies. Their disadvantages are relati...

This paper examines two methods of assembling electronics SMD components on flexible substrates with low-temperature resistance. As a contact medium for interconnection between component and conductive pattern, conductive adhesive MG Chemicals 8331S-15G or conductive Ag printing paste DuPont PE 874&#x...

This article deals with the problems of fabrication and testing of textile thermocouples. Thermocouples were made by ultrasonic welding of hybrid conductive constantan and copper threads. The embroidered thermocouple samples were realized by a 3-point crossing of threads and a 9-point crossi...

The paper deals with the carbon nanotubes ink preparation and its application for Aerosol Jetprinting system. Aerosol Jetprinter allows using wide range ofmaterials within the meaning of their viscosity, particle size or used solvents. The carbon allotropes (structurally different forms of c...

This paper is focused on the noncovalent functionalization of CNT by π stacking of molecules for relative humidity (RH) sensing. This type of functionalization is not used frequently, but it potentially offers a simple way how to control the level of functionalization of the c...

This paper deals with the characterization of printed thermistors based on metallic oxides. In total, three different thermosensitive printing formulations were tested. Formulations differed in the mechanical properties of a polymeric binder. The long-term stability, calibration curves, hysteresis, and...

The paper deals with the design, fabrication and testing of the textile pressure sensors that operate on the principle of capacity change. The sensors, which are based on a multi-layer sandwich arrangement of textile layers, are intended for healthcare applications. The article describe...

An organic electrochemical transistor (OECT) with a standard vertical topology and poly(3,4-ethylene-dioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) as the active material of the channel is presented. It was found that the specific combination of the gate electrode material and electrolyte influences the...

In this paper the 2 different approach for anaerobic threshold (AnT) determination and approximation were described. Anaerobic thresholds were calculated for athletes tested on a bicycle ergometer and treadmill ergometer where the heart rate (HR) and pulmonary ventilation parameters (VE), oxygen&...

This paper is focused on designing and characterization of embroidered electroacoustic transducer placed on the magnet. This type of transducer can be used as a feedback or notification element in an advanced smart textile system. Multiple transducer designs and threads were used in...

This article presents research focused on the reliability of soldered joints. The quality of solder joints is formed already during the soldering process. The first parameter that determines the quality of the connection is solderability. Good solderability is essential for the subsequent&#x...

In this paper, a method for in-situ monitoring of curing of materials for printed electronics applications is introduced. Materials for printed electronics in form of inks and pastes need to be cured after printing. Curing is an important post-printing process. Curing is often done...

One of the possibilities of evaluating the response of sensor systems is the use of impedance spectroscopy, which identifies changes in impedance in the frequency domain in case of the analytes exposure. However, the high-frequency properties of the sensors are affected by parameters&#x...

This paper is focused on the interconnection and joining of electronic modules by conductive textile ribbons. There was done basic research on the interconnection types. The main focus is on the detachable interconnection between conductive ribbons and smart textiles blocks. Two interconnect...

This paper is focused on the dynamic stretch testing of SMD chip resistors which were contacted on a textile conductive ribbon by a thermo-compression method. In this method, the plastic housing made from Acrylonitrile Butadiene Styrene (ABS) material with a cavity for SMD componen...

This paper deals with joints creation on ceramic substrates with printed conductive patterns made from copper and silver. Sintering on the printed patterns is extremely specific because of porous structure, big grains, and glassy phase. Joints are created using pressureless sintering technol...

This paper is focused on the properties of Thi ck Printed Copper (TPC) films printed on aluminum nitride (AlN) substrates. TPC technology is based on thick film technology and it is predominantly intended for power substrate manufacturing. TPC films can be also printed on cera...

Dielectric and thermal properties of carboxylated nitrile rubber (XNBR), ionically cross-linked with zinc oxide (ZnO), were characterized to verify its suitability for a high-voltage insulation application. Moreover, the material self-healing (SH) capabilities were assessed after dielectric strength measurement...

Article focuses on importance of time power-output simulation performed in Matlab in order to identify real hydroelectric potential in selected locations of river flows in the Czech Republic. The difference of simulation and the usual total generated power in a time-period might play&#x...

Composites with the epoxy matrix are still the most common composites used in high voltage electrical insulation systems. Polyimides are materials with excellent heat resistance and high electrical strength for application, where high overall endurance and reliability even under harsh operating&#...