Search Results - "Völkel, L."

Combining phytate treatment and nanocellulose stabilization for mitigating iron gall ink damage in historic papers by Völkel, L., Prohaska, T., Potthast, A.

“…Because of its acidic and oxidative nature, iron gall ink promotes the endogenous degradation of paper manuscripts. Mechanical damage in areas of concentrated…”
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Anionic surfactants for defect suppression in 193-nm lithography—Study of the adsorption process by ellipsometry and streaming potential measurements by Förster, A., Drechsler, A., Kobsch, O., Synytska, A., Caspari, A., Bellmann, C., Grundke, K., Stamm, M., Heller, M., Gierth, J., Voigt, M., Völkel, L.

“…In the present work we developed a strategy to reduce polymer aggregates on a polymer surface formed during the development process in 193-nm microlithography…”
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Nano meets the sheet: adhesive-free application of nanocellulosic suspensions in paper conservation by Völkel, L., Ahn, K., Hähner, U., Gindl-Altmutter, W., Potthast, A.

“…Historical papers are often locally damaged by exogenous influences and/or have endogenously degraded paper areas. The stabilization of such papers is very…”
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A Synthesis of the Biology and Ecology of Sculpin Species in the Laurentian Great Lakes and Implications for the Adaptive Capacity of the Benthic Ecosystem by Robinson, Kelly F, Bronte, Charles R, Bunnell, David B, Euclide, Peter T, Hondorp, Darryl W, Janssen, John A, Kornis, Matthew S, Ogle, Derek H, Otte, Will, Riley, Stephen C, Vinson, Mark R, Volkel, Shea L, Weidel, Brian C

“…The Laurentian Great Lakes have experienced recent ecosystem changes that could lead to reductions in adaptive capacity and ultimately a loss of biodiversity…”
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Synthesis of Enantiopure Homoallylic Ethers by Reagent Controlled Facial Selective Allylation of Chiral Ketones by Tietze, Lutz F., Weigand, Berthold, Völkel, Ludwig, Wulff, Christian, Bittner, Christian

“…The stereoselective allylation of chiral methyl ketones to give tertiary homoallylic ethers, which can easily be transformed into homoallylic alcohols, is…”
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Facial-Selective Allylation of Methyl Ketones for the Asymmetric Synthesis of α-Substituted Tertiary Homoallylic Ethers by Tietze, Lutz F, Völkel, Ludwig, Wulff, Christian, Weigand, Berthold, Bittner, Christian, McGrath, Paul, Johnson, Keyji, Schäfer, Martina

“…The asymmetric synthesis of enantiomerically pure α‐substituted tertiary homoallylic ethers 4 a, 11 and 12 a–c by the allylation of ethyl methyl ketone (1 a)…”
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Slimy sculpin depth shifts and habitat squeeze following the round goby invasion in the Laurentian Great Lakes by Volkel, Shea L., Robinson, Kelly F., Bunnell, David B., Connerton, Michael J., Holden, Jeremy P., Hondorp, Darryl W., Weidel, Brian C.

“…The collapse of Diporeia spp. and invasions of dreissenid mussels (zebra, Dreissena polymorpha; quagga, D. bugensis) and round goby (Neogobius melanostomus)…”
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Total Synthesis of the Macrolide Antibiotic 5,6-Dihydrocineromycin B by Tietze, Lutz F., Völkel, Ludwig

“…Three building blocks are coupled convergently in the first total synthesis of the macrolide antibiotic 5,6‐tetrahydrocineromycin B (1); the facial selective…”
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Radiation hazard in the use of transportable image intensifiers by DIETHELM, L, JOETTEN, G, LENTZ, W, VOELKEL, L

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