Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Aleksandar A. Todorov"'
Autor:
Aleksandar B. Todorov
Publikováno v:
International Journal of Economics and Financial Issues, Vol 6, Iss 3, Pp 872-879 (2016)
The study assesses the competitive behavior in the Bulgarian general insurance industry by applying an empirical methodology developed by Panzar and Rosse (1987). Based on company data from insurers' balance sheets and profit and loss accounts for th
Externí odkaz:
https://doaj.org/article/12d3e805631644d99d35702ffb8234b5
Publikováno v:
Todorov, A R, King, A W T & Kilpeläinen, I 2023, ' Transesterification of cellulose with unactivated esters in superbase-acid conjugate ionic liquids ', RSC Advances, vol. 13, no. 9, pp. 5983-5992 . https://doi.org/10.1039/d2ra08186e
A sustainable homogeneous transesterification protocol utilizing the superbase ionic liquid [mTBNH][OAc] and unactivated methyl esters has been developed for the preparation of cellulose esters with controllable degree of substitution. [mTBNH][OAc] s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6d4a32a4562c0feccda08b1dda07f7a4
https://cris.vtt.fi/en/publications/f8d1155e-e709-4d22-8090-97304ba2678a
https://cris.vtt.fi/en/publications/f8d1155e-e709-4d22-8090-97304ba2678a
Autor:
Lukas Fliri, Katja Heise, Tetyana Koso, Aleksandar R. Todorov, Daniel Rico del Cerro, Sami Hietala, Juha Fiskari, Ilkka Kilpeläinen, Michael Hummel, Alistair W. T. King
Publikováno v:
Fliri, L, Heise, K, Koso, T, Todorov, A R, del Cerro, D R, Hietala, S, Fiskari, J, Kilpeläinen, I, Hummel, M & King, A 2023, ' Solution-state nuclear magnetic resonance spectroscopy of crystalline cellulosic materials using a direct dissolution ionic liquid electrolyte ', Nature Protocols, vol. 18, pp. 2084–2123 . https://doi.org/10.1038/s41596-023-00832-9
Owing to its high sustainable production capacity, cellulose represents a valuable feedstock for the development of more sustainable alternatives to currently used fossil fuel-based materials. Chemical analysis of cellulose remains challenging, and a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f2e83a606fed701c7ef82ea1ea6f1697
https://doi.org/10.1038/s41596-023-00832-9
https://doi.org/10.1038/s41596-023-00832-9
Publikováno v:
ARKIVOC, Vol 2011, Iss 11, Pp 198-212 (2011)
Externí odkaz:
https://doaj.org/article/62126aa284864a1db45f7992a67daa76
Publikováno v:
Organic Letters
A photoreductive protocol utilizing [Ru-(bpy)3]2+ photocatalyst, blue light LEDs, and ascorbic acid(AscH2) has been developed to reduce nitro N-heteroaryls to the corresponding anilines. Based on experimental and computational results and previous st
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0b3971fc9c52fda435b69bd94224d30e
https://doi.org/10.1021/acs.orglett.9b01205
https://doi.org/10.1021/acs.orglett.9b01205
Autor:
Ralitza G. Ilieva, Petranka G. Chumpalova-Tumbeva, Vanya S. Popova, Nikolai Tz. Tzvetkov, Doroteya K. Todorieva-Todorova, Georgi K. Georgiev, Aleksandar A. Todorov, Ljudmil Z. Tumbev, Adelaida L. Ruseva, Ivailo G. Hristov, Niya A. Krasteva, Emiliya M. Dimitrova, M. Stoimenova-Popova, Valentin I. Valtchev
Publikováno v:
Journal of Biomedical and Clinical Research. 10:140-145
Summary Affective disorders, including depression, are of great social importance and lead to serious everyday life infringement and disability. Affective disorders are one of the main causes of suicide causes. Anxiety disorders represent a variety o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::87260353babd30b6233364a74ed1e276
https://doi.org/10.1515/jbcr-2017-0023
https://doi.org/10.1515/jbcr-2017-0023
Autor:
Aleksandar B. Todorov, Henrik Egbert
Publikováno v:
Tourism Planning & Development. 15:419-435
Beaches at the Bulgarian Black Sea coast were public and club goods until the mid-1990s. By that time the Bulgarian government had granted private investors temporary property rights by providing c...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3e5a0504bf99c23b00a238b6eca7d18b
https://doi.org/10.1080/21568316.2017.1338201
https://doi.org/10.1080/21568316.2017.1338201
Publikováno v:
ARKIVOC, Vol 2011, Iss 11, Pp 198-212 (2011)
As a part of our study on the chiral amine induced stereoselectivity in the formation of the trans - azetidin-2-one ring via Staudinger cycloaddition, the efficiency of the enantioisomeric naphthylethylamines as chiral auxiliaries was examined. It wa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::edca00fa19745449064b880a08596514
https://www.arkat-usa.org/arkivoc-journal/browse-arkivoc/ark.5550190.0012.b18
https://www.arkat-usa.org/arkivoc-journal/browse-arkivoc/ark.5550190.0012.b18
Publikováno v:
American Journal of Analytical Chemistry. :1-13
High performance liquid chromatography method for the separation of a series of chiral benzyl alcohols on N-(3,5-dinitrobenzoyl)-D-phenylglycine stationary phase (Macherey Nagel, Chiral-2) after pre-column achiral derivatization was developed. Cheap
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::beb07a95f9c53fd5868494eeac977bc7
https://doi.org/10.4236/ajac.2010.11001
https://doi.org/10.4236/ajac.2010.11001
Publikováno v:
Chemistry (Weinheim an der Bergstrasse, Germany). 18(23)
Novel 4-hydroxyquinoline (4HQ) based tautomeric switches are reported. 4HQs equipped with coordinative side arms (8-arylimino and 3-piperidin-1-ylmethyl groups) were synthesized to access O- or N-selective chelation of Zn(2+) and Cd(2+) ions by 4HQ.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::de9ea9179beb87c35e131bb8da9675dd
https://pubmed.ncbi.nlm.nih.gov/22517539
https://pubmed.ncbi.nlm.nih.gov/22517539