Zobrazeno 1 - 10
of 303
pro vyhledávání: '"Wolfgang Fritzsche"'
Autor:
Sarmiza-Elena Stanca, Venkata R. Rayapati, Abhik Chakraborty, Jan Dellith, Wolfgang Fritzsche, Gabriel Zieger, Heidemarie Schmidt
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Nanoporous platinum broadband absorber has attracted interest in thermosensorics and IR photodetection due to its unique properties. In this work we report the physical mechanism underlying broadband absorption in electrochemically-grown, na
Externí odkaz:
https://doaj.org/article/785b4b52ca1645a698dd4742bc2aebb2
Autor:
Ekaterina Podlesnaia, Amarildo Hoxha, Sreevalsan Achikkulathu, Athulesh Kandathikudiyil Antony, Jerestine Philomina Antony, Kathrin Spörl, Andrea Csáki, Matthias Leiterer, Wolfgang Fritzsche
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract The rapidly developing miniaturization in numerous fields require low-demanding but robust methods of nanomaterial production. Colloidal synthesis provides great flexibility in product material, size, and shape. Gold nanoparticle synthesis h
Externí odkaz:
https://doaj.org/article/6ec4e5458d304225a3ae6e864fb23204
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-10 (2022)
Abstract The immobilization of a capture molecule represents a crucial step for effective usage of gold nanoparticles in localized surface plasmon resonance (LSPR)-based bioanalytics. Depending on the immobilization method used, the resulting capture
Externí odkaz:
https://doaj.org/article/845ce46b3b2e469ca07f05f9ff99737e
Publikováno v:
Advanced Photonics Research, Vol 4, Iss 2, Pp n/a-n/a (2023)
Localized surface plasmon resonance (LSPR) is a phenomenon known for more than 100 years, which arises from the interaction of light with metallic nanoparticles. In recent years, the field of LSPR sensing has become increasingly important in bioanaly
Externí odkaz:
https://doaj.org/article/29e48b5eb5e94053828566b5710e64bd
Autor:
Steffen Trautmann, André Dathe, Andrea Csáki, Matthias Thiele, Robert Müller, Wolfgang Fritzsche, Ondrej Stranik
Publikováno v:
Nanoscale Research Letters, Vol 14, Iss 1, Pp 1-7 (2019)
Abstract We followed over 24 h a corrosion process in monocrystalline triangular-shaped nanoparticles at a single-particle level by atomic force microscopy and optical spectroscopy techniques under ambient laboratory conditions. The triangular-shaped
Externí odkaz:
https://doaj.org/article/4c29276f49e04cc49b835e0e6e7ec57d
Publikováno v:
Sensors, Vol 22, Iss 2, p 500 (2022)
In this work we investigated the effect of a DNA oligonucleotide sequence on the activity of a DNAzyme with covalently attached hemin. For this purpose, we synthesized seven DNA-hemin conjugates. All DNA-hemin conjugates as well as DNA/hemin complexe
Externí odkaz:
https://doaj.org/article/31e4dd106fde4b1b9ad5f3170745176b
Autor:
Heike Lisa Kerstin Stephanie Stolle, Jonas Jakobus Kluitmann, Andrea Csáki, Johann Michael Köhler, Wolfgang Fritzsche
Publikováno v:
Catalysts, Vol 11, Iss 12, p 1442 (2021)
In this study the catalytic activity of different gold and bimetallic nanoparticle solutions towards the reduction of methylene blue by sodium borohydride as a model reaction is investigated. By utilizing differently shaped gold nanoparticles, i.e.,
Externí odkaz:
https://doaj.org/article/1f1a7869962c4f7cb91e5ece756bea46
Autor:
Stephan Kastner, Anne‐Kathrin Dietel, Florian Seier, Shaunak Ghosh, Daniel Weiß, Oliwia Makarewicz, Andrea Csáki, Wolfgang Fritzsche
Publikováno v:
Small.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::33947722338594facc599b3e9b39b5ec
https://doi.org/10.1002/smll.202207953
https://doi.org/10.1002/smll.202207953
Publikováno v:
Nanomaterials, Vol 11, Iss 4, p 1049 (2021)
The synthesis of shape-anisotropic plasmonic nanoparticles such as gold nanotriangles is of increasing interest. These particles have a high potential for applications due to their notable optical properties. A key challenge of the synthesis is usual
Externí odkaz:
https://doaj.org/article/f972844da2124ba1aa0d305a3c39f78b
Publikováno v:
Nanomaterials, Vol 11, Iss 1, p 245 (2021)
In this work we investigated methods of modifying gold nanospheres bound to a silicon surface by depositing palladium onto the surfaces of single nanoparticles. Bimetallic Au-Pd nanoparticles can thus be gained for use in catalysis or sensor technolo
Externí odkaz:
https://doaj.org/article/6354921e83cb4aa2bbadac36546b7f12