Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Sanna, Komulainen"'
Autor:
Jabadurai Jayapaul, Sanna Komulainen, Vladimir V. Zhivonitko, Jiří Mareš, Chandan Giri, Kari Rissanen, Perttu Lantto, Ville-Veikko Telkki, Leif Schröder
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-10 (2022)
Self-assembling nanostructures that trap guest molecules find applications in materials research and the life sciences. Here, authors describe how ultra-sensitive NMR reveals sub-types with broken symmetry that significantly impacts guest exchange.
Externí odkaz:
https://doaj.org/article/fe88a3f173274fa5be18c6e9a4db4a68
Autor:
Otto Mankinen, Vladimir V. Zhivonitko, Anne Selent, Sarah Mailhiot, Sanna Komulainen, Nønne L. Prisle, Susanna Ahola, Ville-Veikko Telkki
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-8 (2020)
Analysis of exchange processes is time consuming by two-dimensional exchange NMR spectroscopy. Here the authors demonstrate a single-scan ultrafast Laplace NMR approach based on spatial encoding to measure molecular diffusion, with an increase by a f
Externí odkaz:
https://doaj.org/article/89a03587145b4ed690b32016ed040c54
Autor:
Sanna Komulainen, P. U. Ashvin Iresh Fernando, Jiří Mareš, Anne Selent, Roya Khalili, Paul T. Cesana, Andreas Ebeling, Anu M. Kantola, Ngong Kodiah Beyeh, Kari Rissanen, Brenton DeBoef, Perttu Lantto, Ville-Veikko Telkki
Functionalized cages encapsulating xenon atoms enable highly sensitive, background-free molecular imaging through a technique known as HyperCEST 129Xe MRI. Here, we introduce a class of potential biosensor cage structures based on two resorcinarene m
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ce9be5ed2c12833ff18bf0fc5bfc8dc9
http://urn.fi/URN:NBN:fi:jyu-202302271930
http://urn.fi/URN:NBN:fi:jyu-202302271930
Autor:
Xin Yue, Terhi Suopajärvi, Shirong Sun, Otto Mankinen, Atte Mikkelson, Harri Huttunen, Sanna Komulainen, Idamaria Romakkaniemi, Juha Ahola, Ville-Veikko Telkki, Henrikki Liimatainen
Publikováno v:
Yue, X, Suopajärvi, T, Sun, S, Mankinen, O, Mikkelson, A, Huttunen, H, Komulainen, S, Romakkaniemi, I, Ahola, J, Telkki, V V & Liimatainen, H 2022, ' High-purity lignin fractions and nanospheres rich in phenolic hydroxyl and carboxyl groups isolated with alkaline deep eutectic solvent from wheat straw ', Bioresource Technology, vol. 360, 127570 . https://doi.org/10.1016/j.biortech.2022.127570
A combined pretreatment based on alkaline deep eutectic solvent (DES) of K2CO3 and glycerol and sequential acid fractionation was developed to extract reactive lignin from wheat straw biomass. This process exhibited excellent purification performance
Publikováno v:
Cellulose. 28:6881-6898
In this study, the effect of the deep eutectic solvent (DES) based on triethylmethylammonium chloride and imidazole on the mechanochemical succinylation of sawdust was investigated. The sawdust was ball milled in the presence of succinic anhydride an
Autor:
Ville-Veikko Telkki, Anu M. Kantola, Terhi Suopajärvi, Marja Mikola, Henrikki Liimatainen, Atte Mikkelson, Otto Mankinen, Sami Hiltunen, Xin Yue, Juha Ahola, Sanna Komulainen
Publikováno v:
Yue, X, Suopajärvi, T, Mankinen, O, Mikola, M, Mikkelson, A, Ahola, J, Hiltunen, S, Komulainen, S, Kantola, A M, Telkki, V-V & Liimatainen, H 2020, ' Comparison of Lignin Fractions Isolated from Wheat Straw Using Alkaline and Acidic Deep Eutectic Solvents ', Journal of Agricultural and Food Chemistry, vol. 68, no. 51, pp. 15074-15084 . https://doi.org/10.1021/acs.jafc.0c04981
This study aims to examine the characteristics of two solid lignin fractions isolated from wheat straw using alkaline and acidic deep eutectic solvents (DESs). The chemical properties and morphological characteristics of the two lignin fractions were
Autor:
Ben J, Tickner, Sanna, Komulainen, Sanna, Palosaari, Janne, Heikkinen, Petri, Lehenkari, Vladimir V, Zhivonitko, Ville-Veikko, Telkki
Publikováno v:
RSC advances. 12(3)
Signal amplification by reversible exchange (SABRE) hyperpolarisation is used to enhance the NMR signals of nicotine and acrolein in methanol-d
Autor:
Jabadurai Jayapaul, Sanna Komulainen, Vladimir V. Zhivonitko, Jiří Mareš, Chandan Giri, Kari Rissanen, Perttu Lantto, Ville-Veikko Telkki, Leif Schröder
Publikováno v:
Nature Communications
Guest capture and release are important properties of self-assembling nanostructures. Over time, a significant fraction of guests might engage in short-lived states with different symmetry and stereoselectivity and transit frequently between multiple
Autor:
Hugh Daigle, Boyang Zhang, Ville-Veikko Telkki, Juha Vaara, Muhammad Asadullah Javed, Sanna Komulainen, Bing Zhou
Publikováno v:
Microporous and Mesoporous Materials
Cements and shales play a vital role in the construction and energy sectors. Here, we use a set of advanced NMR methods to characterize the porous networks and dynamics of fluids in hydrated cement and shale samples. We compare the properties of ceme
Publikováno v:
Biomacromolecules
In this study, the chemical modification of chitosan using itaconic acid as a natural-based unsaturated dicarboxylic acid was investigated. In an aqueous environment, the amine group of chitosan reacts with itaconic acid to produce a chitosan derivat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a7f547bb8a68b2f1d6c82880f859c723
http://urn.fi/urn:nbn:fi-fe2021051429937
http://urn.fi/urn:nbn:fi-fe2021051429937