Search Results - "REISSNER, R"

Detecting variations in ovulation and menstruation during the COVID-19 pandemic, using real-world mobile app data by Nguyen, Brian T, Pang, Raina D, Nelson, Anita L, Pearson, Jack T, Benhar Noccioli, Eleonora, Reissner, Hana R, Kraker von Schwarzenfeld, Anita, Acuna, Juan

“…As war and famine are population level stressors that have been historically linked to menstrual cycle abnormalities, we hypothesized that the COVID-19…”
Get full text

Experimental and Numerical Study of the Effect of Gas-Shrouded Plasma Spraying on Cathode Coating of Alkaline Electrolysis Cells by Liu, T., Reißner, R., Schiller, G., Ansar, A.

“…The aim of this work is to improve the performance of electrodes prepared via atmospheric plasma spray by means of gas shrouding which is expected to…”
Get full text

Segmented cells as tool for development of fuel cells and error prevention/prediagnostic in fuel cell stacks by Schulze, M., Gülzow, E., Schönbauer, St, Knöri, T., Reissner, R.

“…In the past various techniques to measure the current density distribution in PEFC were developed at the DLR Institute in Stuttgart. These techniques are used…”
Get full text

Detecting variations in ovulation and menstruation during the COVID-19 pandemic, using real-world mobile app data by Brian T Nguyen, Raina D Pang, Anita L Nelson, Jack T Pearson, Eleonora Benhar Noccioli, Hana R Reissner, Anita Kraker von Schwarzenfeld, Juan Acuna

“…BackgroundAs war and famine are population level stressors that have been historically linked to menstrual cycle abnormalities, we hypothesized that the…”
Get full text

Performance and efficiency of a DMFC using non-fluorinated composite membranes operating at low/medium temperatures by Silva, V.S., Weisshaar, S., Reissner, R., Ruffmann, B., Vetter, S., Mendes, A., Madeira, L.M., Nunes, S.

“…In order to increase the chemical/thermal stability of the sulfonated poly(ether ether ketone) (sPEEK) polymer for direct methanol fuel cell (DMFC)…”
Get full text

Proton electrolyte membrane properties and direct methanol fuel cell performance. II. Fuel cell performance and membrane properties effects by SILVA, V. S, SCHIRMER, J, REISSNER, R, RUFFMANN, B, SILVA, H, MENDES, A, MADEIRA, L. M, NUNES, S. P

Get full text

Dry layer preparation and characterisation of polymer electrolyte fuel cell components by Gülzow, E, Schulze, M, Wagner, N, Kaz, T, Reissner, R, Steinhilber, G, Schneider, A

“…The main problem for future fuel cell commercialisation is the cost of membrane–electrode assemblies (MEAs) satisfying both power density and lifetime…”
Get full text

Study of membrane electrode assemblies for direct methanol fuel cells by Gülzow, E, Kaz, T, Reissner, R, Sander, H, Schilling, L, v.Bradke, M

“…At DLR, membrane electrode assemblies (MEA) for direct methanol fuel cells (DMFC), are produced with the company’s own dry production technique. For improving…”
Get full text

Adsorption of water on epitactic NiO(1 0 0) by Schulze, M., Reissner, R.

“…The water adsorption and desorption on NiO(100) films on a Ag(100) substrate was studied with XPS, ultra-violet photoelectron spectra (UPS) and thermally…”
Get full text

Photoelectron study of electrochemically oxidized nickel and water adsorption on defined NiO surface layers by Schulze, M., Reissner, R., Lorenz, M., Radke, U., Schnurnberger, W.

“…Electrochemically oxidized nickel and the water adsorption on NiO prepared in UHV were studied by XPS, TPD and UPS. Potassium ions are intercalated in the…”
Get full text

Reaction of potassium with thin epitaxial NiO( [formula omitted]) films by Schulze, M., Reissner, R.

“…Nickel is frequently used as catalyst in alkaline electrochemical systems where the alkaline metal adsorbs on the oxygen electrodes. Therefore the reaction of…”
Get full text

Fully automatic test facilities for the characterisation of DMFC and PEFC MEAs by Gülzow, E., Weißhaar, S., Reissner, R., Schröder, W.

“…Membrane electrode assemblies (MEAs) for polymer electrolyte fuel cells with hydrogen fuel (H 2-PEFC) and direct methanol fuel cells (DMFC) are under…”
Get full text

Multilayer adsorption of water on NiO(100) at 120 and 143K by Reissner, R., Schulze, M.

“…Multilayers of water adsorbed on thin epitactic NiO(100) films (Ag(100) substrate) were investigated by ultraviolet photoelectron spectroscopy (UPS). It could…”
Get full text

Non-Fluorinated Membranes Thickness Effect on the DMFC Performance by Silva, V. S. Freitas, Silva, V. B., Reissner, R., Vetter, S., Mendes, A., Madeira, L. M., Nunes, S. P.

“…In order to study the influence of the proton exchange membrane thickness on the direct methanol fuel cell (DMFC) performance, sulfonated poly (ether ether…”
Get full text

Proton electrolyte membrane properties and direct methanol fuel cell performance by Silva, V.S., Schirmer, J., Reissner, R., Ruffmann, B., Silva, H., Mendes, A., Madeira, L.M., Nunes, S.P.

“…In order to study the relationship between the properties of proton electrolyte membranes (PEMs), obtained through standard characterization methods, and the…”
Get full text

Progress in DMFC Development Using the Dry Spraying Preparation Technique by Gülzow, E., Reissner, R., Weisshaar, S., Kaz, T.

“…A dry MEA (membrane electrode assembly) preparation technique developed at DLR was applied to DMFC (direct methanol fuel cell) MEAs using different preparation…”
Get full text

Water coadsorbed with oxygen and potassium on thin NiO(100) films by Reissner, R, Radke, U, Schulze, M, Umbach, E

“…The coadsorption of H 2O with O and K on epitaxial NiO films on Ag(100) was studied by TPD, XPS and UPS. The TPD monolayer signal of H 2O with a peak around…”
Get full text

Interaction of water with clean and oxygen precovered nickel surfaces by Schulze, M., Rei ner, R., Bolwin, K., Kuch, W.

Get full text

Performance and efficiency of a DMFC using non-fluorinated composite membranes ooeratinLy at low/medium temperatures by Silva, V S, Weisshaar, S, Reissner, R, Ruffmann, B, Vetter, S, Mendes, A, Madeira, L M, Nunes, S

“…In order to increase the chemical/thermal stability of the sulfonated poly(ether ether ketone) (sPEEK) polymer for direct methanol fuel cell (DMFC)…”
Get full text

Reaction of potassium with thin epitaxial NiO(100) films by SCHULZE, M, REISSNER, R

Get full text