Concepedia

Helmut Schäfer

HS

Statistics

Publications

46

Citations

5.3K

H-Index

28

Active since

1965

Affiliations

Osnabrück University(Current)

Hochschule Osnabrück

University of Hull

University of Würzburg

Carl von Ossietzky Universität Oldenburg

Helmut Schäfer is an author at Osnabrück University specializing in natural sciences, materials science, and chemistry.

ORCID

Publications per year

1965–2023

46

Publications

46

Upconverting Nanoparticles

Markus Haase, Helmut Schäfer · Angewandte Chemie International Edition · 2011 · 2.5K citations

, , +17

Stainless steel made to rust: a robust water-splitting catalyst with benchmark characteristics

Helmut Schäfer, Shamaila Sadaf, Lorenz Walder et al. · Energy & Environmental Science · 2015 · 233 citations · Full text

, , +16

Synthesis and Optical Properties of KYF<sub>4</sub>/Yb, Er Nanocrystals, and their Surface Modification with Undoped KYF<sub>4</sub>

Helmut Schäfer, Pavel Ptáček, Otmane Zerzouf et al. · Advanced Functional Materials · 2008 · 223 citations

, , +17

Lanthanide-Doped NaYF<sub>4</sub> Nanocrystals in Aqueous Solution Displaying Strong Up-Conversion Emission

Helmut Schäfer, Pavel Ptáček, Karsten Kömpe et al. · Chemistry of Materials · 2007 · 218 citations

, , +17

Surface Oxidation of Stainless Steel: Oxygen Evolution Electrocatalysts with High Catalytic Activity

Helmut Schäfer, Seyyed Mohsen Beladi‐Mousavi, Lorenz Walder et al. · ACS Catalysis · 2015 · 183 citations

, , +16

1–5 of 46