Zobrazeno 1 - 5
of 5
pro vyhledávání: '"Niklas Wehkamp"'
Publikováno v:
Magnetic resonance in medicineREFERENCES. 85(2)
Purpose Nuclear Magnetic Resonance field probes provide exciting possibilities for enhancing MR image quality by allowing for calibration of k-space trajectories and/or dynamic measurement of local field changes. The purpose of this study is to desig
Autor:
Andreas Büchler, Niklas Wehkamp, Roland Zengerle, Simon Thiele, Matthias Klingele, Matthias Breitwieser
Publikováno v:
RSC Advances. 6:24261-24266
This work presents a simple production method for TiO2 reinforced Nafion® membranes which are stable up to a 120 °C operation temperature. The novel TiO2 reinforced membranes yield a maximum power density of 2.02 W cm−2 at 120 °C; H2/O2; 0.5/0.5
Autor:
Severin Vierrath, Matthias Breitwieser, Matthias Klingele, Carolin Klose, Niklas Wehkamp, Roland Zengerle, Simon Thiele
Publikováno v:
ECS Meeting Abstracts. :2553-2553
In the “Direct Membrane Deposition” (DMD) approach for polymer electrolyte fuel cells the conventional catalyst coated membrane (CCM) is replaced by two gas diffusion electrodes (GDE) coated with ionomer via inkjet printing. Assembling the ionome
Publikováno v:
ECS Meeting Abstracts. :1464-1464
Medium Temperature – Polymer Electrolyte Membrane Fuel Cells (MT-PEMFCs) operate at temperatures between 80 °C and 120 °C. They show various advantages compared to traditional low temperature PEMFCs operating up to 80 °C: The management of liqui
Publikováno v:
Energy Procedia. :777-786
The high price of silver has motivated the search for new paths in regard to the front metallization of crystalline silicon solar cells. Copper is a suitable material from the conductivity and cost point of view; however, contact resistivity and long