Works by Kuepper, Karsten

Results: 25

Installation of Zwitterionic α-Amino Phosphonic Acid Moieties on Surfaces via a Kabachnik-Fields Post-Polymerization Modification.

Published in:

Macromolecular Chemistry & Physics, 2015, v. 216, n. 7, p. 783, doi. 10.1002/macp.201400591

By:

Wagner, Natalie;
Schneider, Lilli;
Michelswirth, Martin;
Küpper, Karsten;
Theato, Patrick

Publication type:

Article

Electro-Oxidation of Ni42 Steel: A Highly Active Bifunctional Electrocatalyst.

Published in:

Advanced Functional Materials, 2016, v. 26, n. 35, p. 6402, doi. 10.1002/adfm.201601581

By:

Schäfer, Helmut;
Chevrier, Daniel M.;
Zhang, Peng;
Stangl, Johannes;
Müller‐Buschbaum, Klaus;
Hardege, Jörg D.;
Kuepper, Karsten;
Wollschläger, Joachim;
Krupp, Ulrich;
Dühnen, Simon;
Steinhart, Martin;
Walder, Lorenz;
Sadaf, Shamaila;
Schmidt, Mercedes

Publication type:

Article

Band Structure Calculations, Magnetic Properties and Magnetocaloric Effect of GdCo 1.8 M 0.2 Compounds with M = Fe, Mn, Cu, Al.

Published in:

Magnetochemistry, 2024, v. 10, n. 8, p. 53, doi. 10.3390/magnetochemistry10080053

By:

Souca, Gabriela;
Dudric, Roxana;
Küpper, Karsten;
Tiusan, Coriolan;
Tetean, Romulus

Publication type:

Article

Reinvestigation of the Fe, Cu and Cr valences in (FeCu)Cr2S4 spinels.

Published in:

Physica Status Solidi (B), 2009, v. 246, n. 7, p. 1470, doi. 10.1002/pssb.200945057

By:

Taubitz, Christian;
Kuepper, Karsten;
Raekers, Michael;
Galakhov, Vadim R.;
Felea, Viorel;
Tsurkan, Vladimir;
Neumann, Manfred

Publication type:

Article

Time‐resolved high‐energy X‐ray diffraction studies of ultrathin Ni ferrite films on MgO(001).

Published in:

Journal of Applied Crystallography, 2023, v. 56, n. 6, p. 1784, doi. 10.1107/S1600576723009287

By:

Alexander, Andreas;
Pohlmann, Tobias;
Hoppe, Martin;
Röh, Jan;
Gutowski, Olof;
Küpper, Karsten;
Bertram, Florian;
Wollschläger, Joachim

Publication type:

Article

Evaluation of Manganese Cubanoid Clusters for Water Oxidation Catalysis: From Well‐Defined Molecular Coordination Complexes to Catalytically Active Amorphous Films.

Published in:

ChemSusChem, 2021, v. 14, n. 21, p. 4741, doi. 10.1002/cssc.202101451

By:

Hosseinmardi, Soosan;
Scheurer, Andreas;
Heinemann, Frank W.;
Kuepper, Karsten;
Senft, Laura;
Waldschmidt, Pablo;
Ivanović‐Burmazović, Ivana;
Meyer, Karsten

Publication type:

Article

Free‐Sustaining Three‐Dimensional S235 Steel‐Based Porous Electrocatalyst for Highly Efficient and Durable Oxygen Evolution.

Published in:

ChemSusChem, 2018, v. 11, n. 20, p. 3661, doi. 10.1002/cssc.201801351

By:

Han, Weijia;
Kuepper, Karsten;
Hou, Peilong;
Akram, Wajiha;
Eickmeier, Henning;
Hardege, Jörg;
Steinhart, Martin;
Schäfer, Helmut

Publication type:

Article

Electrochemically Deposited Nickel Oxide from Molecular Complexes for Efficient Water Oxidation Catalysis.

Published in:

ChemSusChem, 2018, v. 11, n. 16, p. 2752, doi. 10.1002/cssc.201800971

By:

Tong, Lianpeng;
Wu, Wenling;
Kuepper, Karsten;
Scheurer, Andreas;
Meyer, Karsten

Publication type:

Article

Oxidized Mild Steel S235: An Efficient Anode for Electrocatalytically Initiated Water Splitting.

Published in:

ChemSusChem, 2015, v. 8, n. 18, p. 3099, doi. 10.1002/cssc.201500666

By:

Schäfer, Helmut;
Küpper, KarstEN;
Wollschläger, Joachim;
Kashaev, Nikolai;
Hardege, Jörg;
Walder, LorENz;
MohsEN Beladi ‐ Mousavi, Seyyed;
Hartmann ‐ Azanza, Brigitte;
Steinhart, Martin;
Sadaf, Shamaila;
Dorn, Falk

Publication type:

Article

From Bad Electrochemical Practices to an Environmental and Waste Reducing Approach for the Generation of Active Hydrogen Evolving Electrodes.

Published in:

Angewandte Chemie International Edition, 2019, v. 58, n. 48, p. 17383, doi. 10.1002/anie.201908649

By:

Ring, Lisa;
Pollet, Bruno G.;
Chatenet, Marian;
Abbou, Sofyane;
Küpper, Karsten;
Schmidt, Mercedes;
Huck, Marten;
Gries, Aurelia;
Steinhart, Martin;
Schäfer, Helmut

Publication type:

Article

Reaction Condition Effects on the Photocatalytic Production of H2 from Ethanol in the Gas Phase over Pt/TiO2.

Published in:

ChemPhotoChem, 2021, v. 5, n. 4, p. 381, doi. 10.1002/cptc.202000216

By:

Molins, Francesc;
Küpper, Karsten;
Schweers, Elke

Publication type:

Article

Investigation of reaction condition effects on photocatalytic methane production over P25‐TiO2/Pt with CO2 and H2O gas. Applied and mechanistic implications.

Published in:

ChemPhotoChem, 2020, v. 4, n. 7, p. 526, doi. 10.1002/cptc.202000018

By:

Molins, Francesc;
Küpper, Karsten;
Schweers, Elke

Publication type:

Article

Crystallographic order and decomposition of [MnCr] single-molecule magnets deposited in submonolayers and monolayers on HOPG studied by means of molecular resolved atomic force microscopy (AFM) and Kelvin probe force microscopy in UHV.

Published in:

Nanoscale Research Letters, 2014, v. 9, n. 1, p. 1, doi. 10.1186/1556-276X-9-60

By:

Gryzia, Aaron;
Volkmann, Timm;
Brechling, Armin;
Hoeke, Veronika;
Schneider, Lilli;
Kuepper, Karsten;
Glaser, Thorsten;
Heinzmann, Ulrich

Publication type:

Article

Structure-Related Electronic and Magnetic Properties in Ultrathin Epitaxial Ni x Fe 3−x O 4 Films on MgO(001).

Published in:

Nanomaterials (2079-4991), 2024, v. 14, n. 8, p. 694, doi. 10.3390/nano14080694

By:

Rodewald, Jari;
Thien, Jannis;
Ruwisch, Kevin;
Pohlmann, Tobias;
Hoppe, Martin;
Schmalhorst, Jan;
Küpper, Karsten;
Wollschläger, Joachim

Publication type:

Article

From Bad Electrochemical Practices to an Environmental and Waste Reducing Approach for the Generation of Active Hydrogen Evolving Electrodes.

Published in:

Angewandte Chemie, 2019, v. 131, n. 48, p. 17544, doi. 10.1002/ange.201908649

By:

Ring, Lisa;
Pollet, Bruno G.;
Chatenet, Marian;
Abbou, Sofyane;
Küpper, Karsten;
Schmidt, Mercedes;
Huck, Marten;
Gries, Aurelia;
Steinhart, Martin;
Schäfer, Helmut

Publication type:

Article

Real-Time Monitoring of Strain Accumulation and Relief during Epitaxy of Ultrathin Co Ferrite Films with Varied Co Content.

Published in:

Materials (1996-1944), 2023, v. 16, n. 23, p. 7287, doi. 10.3390/ma16237287

By:

Thien, Jannis;
Rodewald, Jari;
Pohlmann, Tobias;
Ruwisch, Kevin;
Bertram, Florian;
Küpper, Karsten;
Wollschläger, Joachim

Publication type:

Article

Influence of Oxygen Plasma on the Growth and Stability of Epitaxial NiCo 2 O 4 Ultrathin Films on Various Substrates.

Published in:

Materials (1996-1944), 2022, v. 15, n. 19, p. 6911, doi. 10.3390/ma15196911

By:

Ruwisch, Kevin;
Alexander, Andreas;
Pollenske, Tobias;
Küpper, Karsten;
Wollschläger, Joachim

Publication type:

Article

Real-Time Monitoring the Growth of Epitaxial Co x Fe 3− x O 4 Ultrathin Films on Nb-Doped SrTiO 3 (001) via Reactive Molecular Beam Epitaxy by Means of Operando HAXPES.

Published in:

Materials (1996-1944), 2022, v. 15, n. 7, p. 2377, doi. 10.3390/ma15072377

By:

Ruwisch, Kevin;
Pohlmann, Tobias;
Bertram, Florian;
Schlüter, Christoph;
Gloskovskii, Andrei;
Küpper, Karsten;
Wollschläger, Joachim

Publication type:

Article

Cationic Ordering and Its Influence on the Magnetic Properties of Co-Rich Cobalt Ferrite Thin Films Prepared by Reactive Solid Phase Epitaxy on Nb-Doped SrTiO 3 (001).

Published in:

Materials (1996-1944), 2022, v. 15, n. 1, p. 46, doi. 10.3390/ma15010046

By:

Thien, Jannis;
Bahlmann, Jascha;
Alexander, Andreas;
Ruwisch, Kevin;
Rodewald, Jari;
Pohlmann, Tobias;
Hoppe, Martin;
Alarslan, Fatih;
Steinhart, Martin;
Altuncevahir, Baki;
Shafer, Padraic;
Meyer, Carola;
Bertram, Florian;
Wollschläger, Joachim;
Küpper, Karsten

Publication type:

Article

Impact of Strain and Morphology on Magnetic Properties of Fe3O4/NiO Bilayers Grown on Nb:SrTiO3(001) and MgO(001).

Published in:

Materials (1996-1944), 2018, v. 11, n. 7, p. 1122, doi. 10.3390/ma11071122

By:

Kuschel, Olga;
Pathé, Nico;
Schemme, Tobias;
Ruwisch, Kevin;
Rodewald, Jari;
Buss, Ralph;
Bertram, Florian;
Kuschel, Timo;
Kuepper, Karsten;
Wollschläger, Joachim

Publication type:

Article

Fe valence state at the surface of the Fe.

Published in:

Physica Status Solidi - Rapid Research Letters, 2010, v. 4, n. 11, p. 338, doi. 10.1002/pssr.201004302

By:

Taubitz, Christian;
Hu, Zhiwei;
Hollmann, Nils;
Chin, Yi-Ying;
Kuepper, Karsten;
Tsurkan, Vladimir;
Lin, H.-J.;
Chen, C. T.;
Tjeng, L. H.;
Neumann, Manfred

Publication type:

Article

Increased Readiness for Water Splitting: NiO‐Induced Weakening of Bonds in Water Molecules as Possible Cause of Ultra‐Low Oxygen Evolution Potential.

Published in:

Small, 2024, v. 20, n. 30, p. 1, doi. 10.1002/smll.202310665

By:

Bookholt, Tom;
Qin, Xian;
Lilli, Bettina;
Enke, Dirk;
Huck, Marten;
Balkenhohl, Danni;
Rüwe, Klara;
Brune, Julia;
Klare, Johann P.;
Küpper, Karsten;
Schuster, Anja;
Bergjan, Jenrik;
Steinhart, Martin;
Gröger, Harald;
Daum, Diemo;
Schäfer, Helmut

Publication type:

Article

Tunnel junction based memristors as artificial synapses.

Published in:

Frontiers in Neuroscience, 2015, p. 1, doi. 10.3389/fnins.2015.00241

By:

Thomas, Andy;
Niehörster, Stefan;
Fabretti, Savio;
Shepheard, Norman;
Kuschel, Olga;
Küpper, Karsten;
Wollschläger, Joachim;
Krzysteczko, Patryk;
Chicca, Elisabetta

Publication type:

Article

Magnetic Properties, Electron Paramagnetic Resonance, and Photoelectron Spectroscopy Studies of Nanocrystalline TiO2 Co‐Doped with Al and Fe.

Published in:

Physica Status Solidi (B), 2021, v. 258, n. 3, p. 1, doi. 10.1002/pssb.202000399

By:

Yermakov, Anatoly Ye.;
Galakhov, Vadim R.;
Minin, Artem S.;
Mesilov, Vitaly V.;
Uimin, Mikhail A.;
Kuepper, Karsten;
Bartkowski, Stefan;
Molochnikov, Leonid S.;
Konev, Aleksandr S.;
Gaviko, Vasiliy S.;
Zakharova, Galina S.

Publication type:

Article

XPS on Gd1−xCexCo2 Intermetallic Compounds.

Published in:

Physica Status Solidi (B), 2019, v. 256, n. 2, p. N.PAG, doi. 10.1002/pssb.201800320

By:

Dudric, Roxana;
Souca, Gabriela;
Kuepper, Karsten;
Tetean, Romulus

Publication type:

Article

Works by Kuepper, Karsten

Installation of Zwitterionic α-Amino Phosphonic Acid Moieties on Surfaces via a Kabachnik-Fields Post-Polymerization Modification.

Electro-Oxidation of Ni42 Steel: A Highly Active Bifunctional Electrocatalyst.

Band Structure Calculations, Magnetic Properties and Magnetocaloric Effect of GdCo 1.8 M 0.2 Compounds with M = Fe, Mn, Cu, Al.

Reinvestigation of the Fe, Cu and Cr valences in (FeCu)Cr<sub>2</sub>S<sub>4</sub> spinels.

Time‐resolved high‐energy X‐ray diffraction studies of ultrathin Ni ferrite films on MgO(001).

Evaluation of Manganese Cubanoid Clusters for Water Oxidation Catalysis: From Well‐Defined Molecular Coordination Complexes to Catalytically Active Amorphous Films.

Free‐Sustaining Three‐Dimensional S235 Steel‐Based Porous Electrocatalyst for Highly Efficient and Durable Oxygen Evolution.

Electrochemically Deposited Nickel Oxide from Molecular Complexes for Efficient Water Oxidation Catalysis.

Oxidized Mild Steel S235: An Efficient Anode for Electrocatalytically Initiated Water Splitting.

From Bad Electrochemical Practices to an Environmental and Waste Reducing Approach for the Generation of Active Hydrogen Evolving Electrodes.

Reaction Condition Effects on the Photocatalytic Production of H<sub>2</sub> from Ethanol in the Gas Phase over Pt/TiO<sub>2</sub>.

Investigation of reaction condition effects on photocatalytic methane production over P25‐TiO<sub>2</sub>/Pt with CO<sub>2</sub> and H<sub>2</sub>O gas. Applied and mechanistic implications.

Crystallographic order and decomposition of [MnCr] single-molecule magnets deposited in submonolayers and monolayers on HOPG studied by means of molecular resolved atomic force microscopy (AFM) and Kelvin probe force microscopy in UHV.

Structure-Related Electronic and Magnetic Properties in Ultrathin Epitaxial Ni x Fe 3−x O 4 Films on MgO(001).

From Bad Electrochemical Practices to an Environmental and Waste Reducing Approach for the Generation of Active Hydrogen Evolving Electrodes.

Real-Time Monitoring of Strain Accumulation and Relief during Epitaxy of Ultrathin Co Ferrite Films with Varied Co Content.

Influence of Oxygen Plasma on the Growth and Stability of Epitaxial NiCo 2 O 4 Ultrathin Films on Various Substrates.

Real-Time Monitoring the Growth of Epitaxial Co x Fe 3− x O 4 Ultrathin Films on Nb-Doped SrTiO 3 (001) via Reactive Molecular Beam Epitaxy by Means of Operando HAXPES.

Cationic Ordering and Its Influence on the Magnetic Properties of Co-Rich Cobalt Ferrite Thin Films Prepared by Reactive Solid Phase Epitaxy on Nb-Doped SrTiO 3 (001).

Impact of Strain and Morphology on Magnetic Properties of Fe3O4/NiO Bilayers Grown on Nb:SrTiO3(001) and MgO(001).

Fe valence state at the surface of the Fe.

Increased Readiness for Water Splitting: NiO‐Induced Weakening of Bonds in Water Molecules as Possible Cause of Ultra‐Low Oxygen Evolution Potential.

Tunnel junction based memristors as artificial synapses.

Magnetic Properties, Electron Paramagnetic Resonance, and Photoelectron Spectroscopy Studies of Nanocrystalline TiO<sub>2</sub> Co‐Doped with Al and Fe.

XPS on Gd<sub>1−x</sub>Ce<sub>x</sub>Co<sub>2</sub> Intermetallic Compounds.