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Institution

DECHEMA

NonprofitFrankfurt am Main, Germany
About: DECHEMA is a nonprofit organization based out in Frankfurt am Main, Germany. It is known for research contribution in the topics: Corrosion & Oxide. The organization has 756 authors who have published 1307 publications receiving 25693 citations.
Topics: Corrosion, Oxide, Coating, Alloy, Catalysis


Papers
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Journal ArticleDOI
TL;DR: In this paper, the porcine pancreas lipase (PPL) catalyzes the aldol addition specifically towards the desired additive product, especially in hydrophobic DES.

21 citations

Journal ArticleDOI
TL;DR: In this paper, the compositional and microstructural changes, which occur during the thermocyclic exposure, are correlated with the mechanical properties of NiAl diffusion coatings Prior to and after thermoclic exposure at 900, 1050 and 1100 °C for durations up to 1000h four-point bending flexural tests with in-situ acoustic emission measurement are used to determine the fracture strain of the coating.

21 citations

Journal ArticleDOI
TL;DR: In this paper, the microstructural degradation of Pt- and Pt/Ir-modified NiAl coatings during thermocyclic exposure at 1100°C was investigated, and detailed micro-structural investigation revealed the different beneficial effects of Pt and Ir.

21 citations

Journal ArticleDOI
TL;DR: In this article, phase analysis and composition of the spalled oxide scales and subscale alloy substrates revealed that eskolaite (Cr2O3) forms the protective scale, while SiO2 (cristobalite) is locally formed below the chromia scale.
Abstract: The oxidation behavior of Cr–Cr3(Si1−XGeX) alloys with the composition range Cr85GeXSi1−X (0 < X < 15) was studied at 1350 °C. Thermogravimetric measurements showed improved oxidation kinetics by alloying up to 2 at% of Ge, but a significant weight loss was observed when higher Ge was added. Phase analysis and composition of the spalled oxide scales and subscale alloy substrates revealed that eskolaite (Cr2O3) forms the protective scale, while SiO2 (cristobalite) is locally formed below the chromia scale. Addition of up to 2 at% altered the morphology of locally formed silica and subsequently affected the spallation of chromia scale. The morphological observations of the different chromia scales are discussed for all alloys oxidized at 1350 °C.

21 citations

Journal ArticleDOI
TL;DR: In this paper, the short time development of the fluorine concentration during heating up to 400-1000°C (1/h/air) in steps of 100°C was studied.

21 citations


Authors

Showing all 760 results

NameH-indexPapersCitations
Wolf B. Frommer10534530918
Michael W. Anderson10180863603
João Rocha93152149472
Martin Muhler7760625850
Michael Hunger6029511370
Ivars Neretnieks442247159
Michael Schütze403436311
Jens Schrader381294239
Roland Dittmeyer312063762
Lei Li291984003
Dirk Holtmann291073033
Lasse Greiner26741994
Klaus-Michael Mangold23571590
A. Rahmel23591967
Gerhard Kreysa22781305
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Performance
Metrics
No. of papers from the Institution in previous years
YearPapers
20231
20227
202145
202053
201949
201844