Ralf Zapf - Publications, H-index & Citations

Ralf Zapf

institut fur mikrotechnik mainz gmbh (imm)

27H指数

127论文数

2.4K被引数

收录论文 41

发表时间

Effect of the Catalyst Support on the NOX Formation During Combustion of NH3 SOFC Off-Gas

CATALYSTS

IF4

2025-02-20

OAAI

Weissenberger, Tobias; Zapf, Ralf; Pennemann, Helmut; Kolb, Gunther

Catalyst Coatings for Ammonia Decomposition in Microchannels at High Temperature and Elevated Pressure for Use in Decentralized and Mobile Hydrogen Generation 用于分散和移动制氢的高温高压微通道中氨分解的催化剂涂层

CATALYSTS

IF4

2024-01-26

OAAI

Weissenberger, Tobias; Zapf, Ralf; Pennemann, Helmut; Kolb, Gunther

Effect of the Active Metal on the NOx Formation during Catalytic Combustion of Ammonia SOFC Off-Gas 活性金属对氨SOFC尾气催化燃烧NOx生成的影响

CATALYSTS

IF4

2022-10-07

OAAI

Weissenberger, Tobias; Zapf, Ralf; Pennemann, Helmut; Kolb, Gunther

A complete fuel processor for propylene glycol as hydrogen supply for a 5 kw low temperature pem fuel cell-Interim report on single reactors and system performance

CATALYSIS TODAY

IF5.3

2022-01-01

PREAI

Kolb, Gunther; Keller, Steffen; Neuberg, Stefan; Schuerer, Jochen; Tiemann, David; Valenteijn, Heike; Wichert, Martin; Zapf, Ralf

Promoting effect of Rh on the activity and stability of Pt-based methane combustion catalyst in microreactors Rh对微反应器中Pt基甲烷燃烧催化剂活性和稳定性的促进作用

CATALYSIS COMMUNICATIONS

IF4.3

2021-01-01

OAAI

Neuberg, Stefan; Pennemann, Helmut; Shanmugam, Vetrivel; Zapf, Ralf; Kolb, Gunther

CO Total and Preferential Oxidation over Stable Au/TiO2 Catalysts Derived from Preformed Au Nanoparticles

CATALYSTS

IF4

2020-09-07

OAAI

Divins, NUria J.; Lopez, Eduardo; Angurell, Inmaculada; Neuberg, Stefan; Zapf, Ralf; Kolb, Gunther; Llorca, Jordi

Effect of Support and Chelating Ligand on the Synthesis of Ni Catalysts with High Activity and Stability for CO2 Methanation

CATALYSTS

IF4

2020-05-01

OAAI

Shanmugam, Vetrivel; Neuberg, Stefan; Zapf, Ralf; Pennemann, Helmut; Kolb, Gunther

Hydrogen production over highly active Pt based catalyst coatings by steam reforming of methanol: Effect of support and co-support

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY

IF8.3

2020-01-01

PREAI

Shanmugam, Vetriuel; Neuberg, Stefan; Zapf, Ralf; Pennemann, Helmut; Kolb, Gunther

Chemoselective three-phase hydrogenation of an Ombrabulin nitro-stilbene intermediate in a continuous-flow mobile platform

CHEMICAL ENGINEERING JOURNAL

IF13.2

2017-05-01

PREAI

Rehm, Thomas H.; Reinhard, Dorothee; Kost, Hans-Joachim; Hofmann, Christian; Zapf, Ralf; Loeb, Patrick; Laribi, Yosra; Perrichon, Philippe; Berguerand, Charline; Kiwi-Minsker, Lioubov; Sulman, Esther; Szirbik, Gabor; Richert, Hannes; Lang, Juergen; Gottfried, Michael; Roggan, Stefan

Hydrogen production with a microchannel heat-exchanger reactor by single stage water-gas shift; catalyst development

CHEMICAL ENGINEERING JOURNAL

IF13.2

2017-04-01

PREAI

Izquierdo, U.; Neuberg, S.; Pecov, S.; Pennemann, H.; Zapf, R.; Wichert, M.; Barrio, V. L.; Cambra, J. F.; Kolb, G.

Blue light mediated C-H arylation of heteroarenes using TiO2 as an immobilized photocatalyst in a continuous-flow microreactor

GREEN CHEMISTRY

IF9.2

2017-01-01

PREAI

Fabry, David C.; Ho, Yee Ann; Zapf, Ralf; Tremel, Wolfgang; Panthoefer, Martin; Rueping, Magnus; Rehm, Thomas H.

Kinetic investigations of the steam reforming of methanol over a Pt/In2O3/Al2O3 catalyst in microchannels

CHEMICAL ENGINEERING SCIENCE

IF4.3

2016-11-01

PREAI

Wichert, M.; Zapf, R.; Ziogas, A.; Kolb, G.; Klemm, E.

Novel route to control the size, distribution and location of Ni nanoparticles in mesoporous silica for steam reforming of propylene glycol in microchannel reactor

CATALYSIS COMMUNICATIONS

IF4.3

2016-08-01

PREAI

Shanmugam, Vetrivel; Neuberg, Stefan; Zapf, Ralf; Hessel, Volker; Kolb, Gunther

Continuously operated falling film microreactor for selective hydrogenation of carbon-carbon triple bonds

CHEMICAL ENGINEERING JOURNAL

IF13.2

2016-06-01

PREAI

Rehm, Thomas H.; Berguerand, Charline; Ek, Satu; Zapf, Ralf; Lob, Patrick; Nikoshvili, Linda; Kiwi-Minsker, Lioubov

Thermocatalytic decomposition of propane for pure hydrogen production and subsequent carbon gasification: Activity and long-term stability of Ni/Al2O3 based catalysts

CATALYSIS TODAY

IF5.3

2015-03-01

PREAI

Neuberg, Stefan; Pennemann, Helmut; Wiborg, Ole; Wichert, Martin; Zapf, Ralf; Ziogas, Athanassios; Kolb, Gunther

Effect of oxygen addition on the water-gas shift reaction over Pt/CeO2 catalysts in microchannels - Results from catalyst testing and reactor performance in the kW scale

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY

IF8.3

2014-10-01

PREAI

Neuberg, Stefan; Keller, Steffen; O'Connell, Martin; Schuerer, Jochen; Thiele, Richard; Zapf, Ralf; Ziogas, Athanassios; Kolb, Gufither

Micro reactor hydrogen production from ethylene glycol reforming using Rh catalysts supported on CeO2 and La2O3 promoted α-Al2O3

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY

IF8.3

2014-03-01

PREAI

Izquierdo, U.; Wichert, M.; Kolb, G.; Barrio, V. L.; Zapf, R.; Ziogas, A.; Neuberg, S.; Arias, P. L.; Cambra, J. F.

Application of rhodium nanoparticles for steam reforming of propane in microchannels

CATALYSIS COMMUNICATIONS

IF4.3

2013-11-01

PREAI

Zapf, Ralf; Thiele, Richard; Wichert, Martin; O'Connell, Martin; Ziogas, Athanassios; Kolb, Gunther

Methanol Steam Reforming over Indium-Promoted Pt/Al2O3 Catalyst: Nature of the Active Surface

JOURNAL OF PHYSICAL CHEMISTRY C

IF3.2

2013-03-19

PREAI

Barbosa, Roland L.; Papaefthimiou, Vasiliki; Law, Yeuk T.; Teschner, Detre; Haevecker, Michael; Knop-Gericke, Axel; Zapf, Ralf; Kolb, Gunther; Schloegl, Robert; Zafeiratos, Spyridon

Hydrogen production from methane and natural gas steam reforming in conventional and microreactor reaction systems 常规和微反应器反应系统中甲烷和天然气蒸汽重整制氢

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY

IF8.3

2012-04-01

120

PREAI

Izquierdo, U.; Barrio, V. L.; Cambra, J. F.; Requies, J.; Gueemez, M. B.; Arias, P. L.; Kolb, G.; Zapf, R.; Gutierrez, A. M.; Arraibi, J. R.

研究方向