Browsing by Author Schaefer, Helmut
Showing results 8 to 27 of 33
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| Issue Date | Title | Author(s) |
|---|---|---|
| 2013 | How Gold Nanoparticles Influence Crystallization of Polyethylene in Rigid Cylindrical Nanopores | Maiz, Jon; Schaefer, Helmut; Rengarajan, Gopalakrishnan Trichy; Hartmann-Azanza, Brigitte; Eickmeier, Henning; Haase, Markus ; Mijangos, Carmen; Steinhart, Martin |
| 2013 | In situ growth of luminescent MOF thin films of Sr/Eu(II)-imidazolate on functionalized nanostructured alumina | Meyer, Larissa Valerie; Vogt, Joachim; Brede, Franziska Andrea; Schaefer, Helmut; Steinhart, Martin ; Mueller-Buschbaum, Klaus |
| 2018 | Intercalation of Li+ into a Co-Containing Steel-Ceramic Composite: Substantial Oxygen Evolution at Almost Zero Overpotential | Schaefer, Helmut; Kuepper, Karsten ; Koppe, Jonas; Selter, Philipp; Steinhart, Martin ; Hansen, Michael Ryan; Daum, Diemo |
| 2007 | Lanthanide-doped NaYF4 nanocrystals in aqueous solution displaying strong up-conversion emission | Schaefer, Helmut; Ptacek, Pavel; Koempe, Karsten; Haase, Markus |
| 2018 | Nanostructured Submicron Block Copolymer Dots by Sacrificial Stamping: A Potential Preconcentration Platform for Locally Resolved Sensing, Chemistry, and Cellular Interactions | Hou, Peilong; Han, Weijia; Philippi, Michael; Schaefer, Helmut; Steinhart, Martin |
| 2018 | Ordered Topographically Patterned Silicon by Insect-Inspired Capillary Submicron Stamping | Han, Weijia; Hou, Peilong; Sadaf, Shamaila; Schaefer, Helmut; Walder, Lorenz ; Steinhart, Martin |
| 2015 | Organic melt, electride, and CVD induced in situ deposition of luminescent lanthanide imidazolate MOFs on nanostructured alumina | Meyer, Larissa Valerie; Vogt, Joachim; Schaefer, Helmut; Steinhart, Martin ; Boettcher, Rolf; Poeppl, Andreas; Mai, Marit; Feldmann, Claus; Mueller-Buschbaum, Klaus |
| 2015 | Oxidized Mild Steel S235: An Efficient Anode for Electrocatalytically Initiated Water Splitting | Schaefer, Helmut; Kuepper, Karsten ; Wollschlaeger, Joachim ; Kashaev, Nikolai; Hardege, Joerg; Walder, Lorenz ; Beladi-Mousavi, Seyyed Mohsen; Hartmann-Azanza, Brigitte; Steinhart, Martin ; Sadaf, Shamaila; Dorn, Falk |
| 2014 | Oxygen Plasma Effects on Zero Resistance Behavior of Yb,Er-doped YBCO (123) Based Superconductors | Schaefer, Helmut; Banko, Franziska; Nordmann, Joerg; Voss, Benjamin; Steinhart, Martin ; Walder, Lorenz ; Rathmann, Dirk |
| 2015 | Stainless steel made to rust: a robust water-splitting catalyst with benchmark characteristics | Schaefer, Helmut; Sadaf, Shamaila; Walder, Lorenz ; Kuepper, Karsten ; Dinklage, Stephan; Wollschlaeger, Joachim ; Schneider, Lilli; Steinhart, Martin ; Hardege, Joerg; Daum, Diemo |
| 2018 | Steel-based electrocatalysts for efficient and durable oxygen evolution in acidic media | Schaefer, Helmut; Kuepper, Karsten ; Schmidt, Mercedes; Mueller-Buschbaum, Klaus; Stangl, Johannes; Daum, Diemo; Steinhart, Martin ; Schulz-Koelbel, Christine; Han, Weijia; Wollschlaeger, Joachim ; Krupp, Ulrich; Hou, Peilong; Liu, Xiaogang |
| 2018 | Steel: The Resurrection of a Forgotten Water-Splitting Catalyst | Schaefer, Helmut; Chatenet, Marian |
| 2015 | Surface Oxidation of Stainless Steel: Oxygen Evolution Electrocatalysts with High Catalytic Activity | Schaefer, Helmut; Beladi-Mousavi, Seyyed Mohsen; Walder, Lorenz ; Wollschlaeger, Joachim ; Kuschel, Olga ; Ichilmann, Sachar; Sadaf, Shamaila; Steinhart, Martin ; Kuepper, Karsten ; Schneider, Lilli |
| 2009 | Synthesis and Characterization of Upconversion Fluorescent Yb3+, Er3+ Doped CsY2F7 Nano- and Microcrystals | Schaefer, Helmut; Ptacek, Pavel; Eickmeier, Henning; Haase, Markus |
| 2010 | Synthesis and Characterization of Upconversion Fluorescent Yb3+, Er3+ Doped RbY2F7 Nano- and Microcrystals | Schaefer, Helmut; Ptacek, Pavel; Voss, Benjamin; Eickmeier, Henning; Nordmann, Joerg; Haase, Markus |
| 2008 | Synthesis and Optical Properties of KYF4/Yb, Er Nanocrystals, and their Surface Modification with Undoped KYF4 | Schaefer, Helmut; Ptacek, Pavel; Zerzouf, Otmane; Haase, Markus |
| 2009 | Synthesis of Hexagonal Yb3+,Er3+-Doped NaYF4 Nanocrystals at Low Temperature | Schaefer, Helmut; Ptacek, Pavel; Eickmeier, Henning; Haase, Markus |
| 2013 | Synthesis of inorganic aerogels via rapid gelation using chloride precursors | Schaefer, Helmut; Milow, Barbara; Ratke, Lorenz |
| 2023 | The Readiness of Water Molecules to Split into Hydrogen plus Oxygen: A Proposed New Aspect of Water Splitting | Schaefer, Helmut; Schuster, Anja; Kunis, Stefan ; Bookholt, Tom; Hardege, Joerg; Ruewe, Klara; Brune, Julia |
| - | Thin Patterned Lithium Niobate Films by Parallel Additive Capillary Stamping of Aqueous Precursor Solutions | Alarslan, Fatih; Vittadello, Laura; Klein, Jonas; Khan, Qaiser Ali; Kijatkin, Christian; Haase, Markus ; Schaefer, Helmut; Imlau, Mirco ; Steinhart, Martin |