Zobrazeno 1 - 10
of 380
pro vyhledávání: '"Valdek, Mikli"'
Autor:
Bijan Barghi, Tanel Mõistlik, Anastassia Raag, Maria Volokhova, Indrek Reile, Liis Seinberg, Valdek Mikli, Allan Niidu
Publikováno v:
ACS Omega, Vol 9, Iss 22, Pp 23329-23338 (2024)
Externí odkaz:
https://doaj.org/article/2586b5571528424eb56d24704cfddf7b
Autor:
Anna-Liis Remmel, Sander Ratso, Kerli Liivand, Mati Danilson, Kätlin Kaare, Valdek Mikli, Ivar Kruusenberg
Publikováno v:
Electrochemistry Communications, Vol 166, Iss , Pp 107781- (2024)
The implementation of a technology capable of capturing and converting CO2 into valuable products is one of the key requirements for limiting the effects of our carbon-intensive industries. At the same time, future CO2 emissions need to be reduced to
Externí odkaz:
https://doaj.org/article/5f57249de43542d183ff940becdfe3d4
Autor:
Marc Dolcet Sadurni, Kristi Timmo, Valdek Mikli, Olga Volobujeva, Idil Mengü, Jüri Krustok, Maarja Grossberg-Kuusk, Marit Kauk-Kuusik
Publikováno v:
Journal of Science: Advanced Materials and Devices, Vol 9, Iss 1, Pp 100664- (2024)
Metal chalcohalides are promising candidates for next-generation technologies that include energy conversion, information storage, and quantum computing. Among them, antimony selenoiodide (SbSeI) has received rising interest for different optoelectro
Externí odkaz:
https://doaj.org/article/f083e84abf2c48588a158bc8a5a27053
Primary amines as heterogeneous catalysts in an enantioselective [2,3]-Wittig rearrangement reaction
Publikováno v:
iScience, Vol 26, Iss 10, Pp 107822- (2023)
Summary: A series of heterogeneous catalysts anchored to different polystyrene-based supports has been prepared and applied in an asymmetric [2,3]-Wittig rearrangement reaction of cyclohexanone derivatives. Among them, primary amino acid-derived (ami
Externí odkaz:
https://doaj.org/article/6e5503a19a2c4b77b77cc2788fe91049
Publikováno v:
Proceedings of the Estonian Academy of Sciences, Vol 72, Iss 2, Pp 115-127 (2023)
In this study, three different materials (pure tungsten and two tungsten alloys with Fe and Ni dopants), which have been irradiated with a high-temperature deuterium plasma of 20, 25 and 100 plasma shots, are considered. The multifractal characterist
Externí odkaz:
https://doaj.org/article/8b47098788904dfcb854dc77e1f32665
Publikováno v:
Journal of Natural Fibers, Vol 19, Iss 17, Pp 16017-16028 (2022)
Frost-retted hemp fibers were investigated to assess their suitability for composite applications. Chemical analysis of frost-retted hemp fibers highlighted a high amount of solubles (pectins) at the fibers surface and a low lignin content in the fib
Externí odkaz:
https://doaj.org/article/37e6247243ba47369176135eeccd04c5
Autor:
Marc Dolcet Sadurni, Jüri Krustok, Kristi Timmo, Valdek Mikli, Rokas Kondrotas, Maarja Grossberg-Kuusk, Marit Kauk-Kuusik
Publikováno v:
JPhys Energy, Vol 6, Iss 4, p 045004 (2024)
Pnictogen chalcohalides are semiconductors that have emerged as promising materials for energy conversion due to their exceptional optoelectronic properties. Their electronic configuration (ns ^2 ), particularly for Bi- and Sb-based compounds, can be
Externí odkaz:
https://doaj.org/article/5ddd37c48c364007bbf94429ec6a3145
Autor:
Mirela Georgieva, Angelina Stoyanova-Ivanova, Sabina Cherneva, Valeri Petrov, Violeta Petrova, Laura Andreeva, Valentin Mihailov, Alexander Petkov, Valdek Mikli
Publikováno v:
Biotechnology & Biotechnological Equipment, Vol 35, Iss 1, Pp 1301-1311 (2021)
This study aimed to characterize and compare the latest generation multi-force Bio-active™ orthodontic archwires to determine if there is a change in their physicochemical and mechanical properties during orthodontic treatment. The physicochemical
Externí odkaz:
https://doaj.org/article/4c4c02ed77114fe38b9a4c7d6ae42838
Publikováno v:
Frontiers in Chemical Engineering, Vol 4 (2022)
Oxidation has been a long sought-after alternative to classical thermal processing of oil shale, in order to obtain valuable raw materials for the chemical industry. A number of different methods have been applied, but thus far, one of the most effec
Externí odkaz:
https://doaj.org/article/00c62b36f69d4eb99b5d5ad59cf3f36c
Autor:
Ella Duvanova, Illia Krasnou, Andres Krumme, Valdek Mikli, Serhii Radio, Georgiy M. Rozantsev, Yevgen Karpichev
Publikováno v:
Molecules, Vol 27, Iss 8, p 2510 (2022)
Novel composite self-disinfecting films of polylactic acid (PLA) filled with nanosized particles of double sodium–copper(II) paratungstate B Na2Cu3(CuOH)2[W12O40(OH)2]·32H2O (POM) were developed. The solvent casting (POM/PLA film) and solvent-free
Externí odkaz:
https://doaj.org/article/ee8092694cf94a658d765d750ac5a53c