Unraveling an Alternative Mechanism in Polymer Self-Assemblies : An Order-Order Transition with Unusual Molecular Interactions between Hydrophilic and Hydrophobic Polymer Blocks

Autor: Lukas Hahn, Theresa Zorn, Josef Kehrein, Tobias Kielholz, Anna-Lena Ziegler, Stefan Forster, Benedikt Sochor, Ekaterina S. Lisitsyna, Nikita A. Durandin, Timo Laaksonen, Vladimir Aseyev, Christoph Sotriffer, Kay Saalwächter, Maike Windbergs, Ann-Christin Pöppler, Robert Luxenhofer

Polymer self-assembly leading to cooling-induced hydrogel formation is relatively rare for synthetic polymers and typically relies on H-bonding between repeat units. Here, we describe a non-H-bonding mechanism for a cooling-induced reversible order-o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d7b09646d1c5db005c1776e939852fb5
https://trepo.tuni.fi/handle/10024/147463

Stabilization of natural and synthetic indigo on nanocellulose network - Towards bioactive materials and facile dyeing processes

Autor: Nikita A. Durandin, Päivi Laaksonen, Suvi Arola, Timo Laaksonen, Tia Lohtander

Publikováno v: Lohtander, T, Durandin, N, Laaksonen, T, Arola, S & Laaksonen, P 2021, ' Stabilization of natural and synthetic indigo on nanocellulose network-Towards bioactive materials and facile dyeing processes ', Journal of Cleaner Production, vol. 328, 129615 . https://doi.org/10.1016/j.jclepro.2021.129615

Publisher Copyright: © 2021 The Authors Synthetic dyes are vastly used for colouring numerous materials, although the adverse effects on environment are well recognized. In addition to developing the existing dyeing technologies more efficient and c

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e4e46968e5bf681ad31e84e2aef3ad92
https://aaltodoc.aalto.fi/handle/123456789/111212

Triplet-triplet annihilation photon-upconversion in hydrophilic media with biorelevant cholesteryl triplet energy acceptors

Autor: Timo Laaksonen, Young Ju Yun, Jussi Isokuortti, Nikita A. Durandin, A. Jean Luc Ayitou

Funding Information: The Academy of Finland (Grant No. 316893) Funding Information: YJY is thankful for the support from the Kilpatrick Graduate Fellowship and the Starr Fieldhouse Research Fellowship Programs at Illinois Tech. The authors thank the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::016f9cfcb0c10914c0da530931473c85
http://hdl.handle.net/10138/336865

Expanding excitation wavelengths for azobenzene photoswitching into the near-infrared range

Autor: Jussi, Isokuortti, Kim, Kuntze, Matti, Virkki, Zafar, Ahmed, Elina, Vuorimaa-Laukkanen, Mikhail A, Filatov, Andrey, Turshatov, Timo, Laaksonen, Arri, Priimagi, Nikita A, Durandin

Publikováno v: Chemical Science

Developing azobenzene photoswitches capable of selective and efficient photoisomerization by long-wavelength excitation is an enduring challenge. Herein, rapid isomerization from the Z- to E-state of two ortho-functionalized bistable azobenzenes with

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::1bff58e70600dbaa0704aa7cf2708622
https://pubmed.ncbi.nlm.nih.gov/34163841

Zinc phthalocyanine activated by conventional indoor light makes a highly efficient antimicrobial material from regular cellulose

Autor: Nuno R. Candeias, Nikita A. Durandin, Natalia E. Grammatikova, Zafar Ahmed, Lijo George, Alexander Efimov

Publikováno v: Journal of Materials Chemistry B. 7:4379-4384

Zn phthalocyanine with improved synthesis suitable for bulk production shows extremely high antimicrobial efficacies even under weak indoor light. The dye-impregnated cellulose material inactivates over 99.996% of drug-resistant C. albicans, S. aureu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::60553f1d31e5dc646a51d4369caa1334
https://doi.org/10.1039/c9tb01095e