Zobrazeno 1 - 10
of 854
pro vyhledávání: '"Christoph Janiak"'
Autor:
Ke Xu, Robert Oestreich, Takin Haj Hassani Sohi, Mailis Lounasvuori, Jean G. A. Ruthes, Yunus Zorlu, Julia Michalski, Philipp Seiffert, Till Strothmann, Patrik Tholen, A. Ozgur Yazaydin, Markus Suta, Volker Presser, Tristan Petit, Christoph Janiak, Jens Beckmann, Jörn Schmedt auf der Günne, Gündoğ Yücesan
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-11 (2024)
Abstract Herein, we report polyphosphonate covalent organic frameworks (COFs) constructed via P-O-P linkages. The materials are synthesized via a single-step condensation reaction of the charge-assisted hydrogen-bonded organic framework, which is con
Externí odkaz:
https://doaj.org/article/a50751f066e04c74b41cabb0d8e44465
Autor:
Ying Gao, Marian Frank, Nicole Teusch, Dennis Woschko, Christoph Janiak, Attila Mándi, Tibor Kurtán, Rudolf Hartmann, Katja Schiedlauske, Lasse van Geelen, Rainer Kalscheuer, Jesko Kaiser, Christoph G. W. Gertzen, Holger Gohlke, Bin-Gui Wang, Peter Proksch, Zhen Liu
Publikováno v:
Frontiers in Microbiology, Vol 15 (2024)
Three sulfur-containing alkaloids aplospojaveedins A–C (1–3) with a hitherto undescribed carbon skeleton comprising octahy-dronaphthalene, α, β-unsaturated lactam and glycine-cysteine moieties were isolated from Aplosporella javeedii. Their str
Externí odkaz:
https://doaj.org/article/cb0d8e5ca85a405883d413726ab9f086
Autor:
Honorine Hortense Tchoumi Bougna, Dr. Liliane Medonbou Dongmo, Dr. Sherman Lesly Zambou Jiokeng, Dr. Tobie Matemb Ma Ntep, Dr. Serge Foukmeniok Mbokou, Prof. Dr. Christoph Janiak, Dr. Rousseau Djouaka, Prof. Dr. Ignas Kenfack Tonle
Publikováno v:
ChemElectroChem, Vol 11, Iss 11, Pp n/a-n/a (2024)
Abstract A selective amperometric sensor was developed to detect the antibiotic ceftriaxone (CEF) using a composite film of poly(β‐cyclodextrin) and a metal‐organic framework (MOF). The sensor was obtained by electro‐polymerizing β‐cyclodex
Externí odkaz:
https://doaj.org/article/2fc40c5be4074b5cbc649d641b729622
Publikováno v:
Crystals, Vol 14, Iss 9, p 811 (2024)
This research examines how heteroatoms in a six- or five-membered pyridine, thiophene or furan ring spacer between two carboxamide groups influence the hydrogen bonding for advancements in supramolecular chemistry and drug development. The solvent-fr
Externí odkaz:
https://doaj.org/article/0d36771fe55e4f429298c3166b55234d
Publikováno v:
Solids, Vol 4, Iss 3, Pp 181-200 (2023)
Iron-containing nickel sulfides, selenides, and sulfoselenides were synthesized via a simple two-step hydrothermal reaction (temperature ≤ 160 °C) for their application as electrocatalysts in the oxygen evolution reaction (OER) in an alkaline solu
Externí odkaz:
https://doaj.org/article/f3fede9b50474fe0aaa2fe8748c00b04
Autor:
Roussin Lontio Fomekong, Paulin Kammi Yontchoum, Tobie Junior Matemb Ma Ntep, Hypolite Mathias Tedjieukeng Kamta, Patrice Kenfack Tsobnang, Svitlana Krüger, Jiří Šturala, Zdenek Sofer, Christoph Janiak, Bilge Saruhan, Arnaud Delcorte, John Ngolui Lambi
Publikováno v:
Advanced Energy & Sustainability Research, Vol 5, Iss 3, Pp n/a-n/a (2024)
The large‐scale application of water electrolysis, for clean H2 production, requires the development of eco‐friendly and low‐cost electrocatalysts with high activity for hydrogen evolution reaction (HER) in alkaline media. The excellent alterna
Externí odkaz:
https://doaj.org/article/2f5ba0cc85aa4dfcaef8459f739a7ef6
Autor:
Tom Fleck-Kunde, Emma H. Wolpert, LauraHorst zur zur, Robert Oestreich, Christoph Janiak, Kim E. Jelfs, Bernd M. Schmidt
Publikováno v:
Organic Materials, Vol 4, Iss 04, Pp 255-260 (2022)
Abstract The first synthesis of organic Tri 6 Di 9 cages is presented. Two structurally distinct Tri 6 Di 9 cages were synthesised by combining a highly fluorinated aldehyde with two ditopic amines. Although the pure compounds could not be iso
Externí odkaz:
https://doaj.org/article/6ff762f8f07848adae4951831cad38a9
Autor:
Yi Lu, Yi-Xuan Liu, Yong Wang, Robert Oestreich, Zi-Yan Xu, Wen Zhang, Philipp Hügenell, Christoph Janiak, Xiao-Yu Yang
Publikováno v:
iScience, Vol 26, Iss 8, Pp 107286- (2023)
Summary: Certain types of face masks are highly efficient in protecting humans from bacterial and viral pathogens, and growing concerns with high safety, low cost, and wide market suitability have accelerated the replacement of reusable face masks wi
Externí odkaz:
https://doaj.org/article/51740642ddf545e8a096629d83a5af03
Autor:
Dennis Woitassek, José G. Moya-Cancino, Yangyang Sun, Yefan Song, Dennis Woschko, Stefan Roitsch, Christoph Janiak
Publikováno v:
Chemistry, Vol 4, Iss 4, Pp 1147-1160 (2022)
Metal nanoparticles are increasingly gaining interest in the field of heterogeneous catalysis. Here, we present a novel strategy for synthesizing sugar-coated platinum nanostructures (SC-Pt-NS) from the carbohydrates sucrose and D(-)-fructose. In the
Externí odkaz:
https://doaj.org/article/cc833adedde34aeab94f2d764271ceff
Autor:
Dina H. El-Kashef, Deborah D. Obidake, Katja Schiedlauske, Alina Deipenbrock, Sebastian Scharf, Hao Wang, Daniela Naumann, Daniel Friedrich, Simone Miljanovic, Takin Haj Hassani Sohi, Christoph Janiak, Klaus Pfeffer, Nicole Teusch
Publikováno v:
Marine Drugs, Vol 22, Iss 1, p 5 (2023)
A new prenylated indole diketopiperazine alkaloid, rubrumline P (1), was isolated along with six more analogues and characterized from the fermentation culture of a marine sediment-derived fungus, Aspergillus chevalieri, collected at a depth of 15 m
Externí odkaz:
https://doaj.org/article/14a665b262b94714ad652f284048c845