Zobrazeno 1 - 10
of 101
pro vyhledávání: '"Mircea Grigoras"'
Autor:
Mircea Grigoras
Publikováno v:
Memoirs of the Scientific Sections of the Romanian Academy, Vol XLIII, Pp 29-25 (2020)
Conductive polymers are a distinct domain of the macromolecular science established as a cross-disciplinary research developed by the contribution of organic and macromolecular chemists, physicists, electronics, biomaterials specialists, etc. This mi
Externí odkaz:
https://doaj.org/article/f085abd653004f569e7af890e2061320
Publikováno v:
Notulae Botanicae Horti Agrobotanici Cluj-Napoca, Vol 41, Iss 1, Pp 208-212 (2013)
Conservation agriculture is an alternative to conventional agriculture and one of the most efficient systems for sustainable agricultural development, stimulating soil biological activity, increasing organic matter and humus content. In order to eval
Externí odkaz:
https://doaj.org/article/ad468b999dff42fdb26b1c12a3743594
Autor:
Oana-Iuliana Negru, Mircea Grigoras
Publikováno v:
Polymers, Vol 4, Iss 2, Pp 1183-1194 (2012)
Controlled radical polymerization of N-vinylcarbazole (NVK) via microwave-assisted reversible addition-fragmentation chain transfer (RAFT) polymerization is described. As chain transfer agent, 1,3,5-benzyl tri (diethyldithiocarbamate), was used. The
Externí odkaz:
https://doaj.org/article/9e4b861a680145a2914b8cbd60293a7e
Publikováno v:
Chemistry Journal of Moldova: General, Industrial and Ecological Chemistry, Vol 4, Iss 2, Pp 100-104 (2009)
Mesoporous SBA-15/conducting polymers composites, type SBA- polithiophene, SBA-polyaniline, respectively were synthesized and their physical properties were investigated. Polymers molecules were synthesized by chemical oxidative polymerization insi
Externí odkaz:
https://doaj.org/article/d821eb81382642c58a31ee227f568156
Publikováno v:
Chemistry Journal of Moldova: General, Industrial and Ecological Chemistry, Vol 4, Iss 1, Pp 97-102 (2009)
A Schiff base macrocycle with persistent rhomboidal shape was synthesized in excellent yield through [2+2] condensation reaction between (R,R)-1,2-diaminocyclohexane and 4,4’-diformyltriphenylamine. The dimeric macrocylic structure was proved by el
Externí odkaz:
https://doaj.org/article/d813619d7dec4475aed74c59f95f8e1e
Publikováno v:
Journal of Analytical Methods in Chemistry, Vol 2012 (2012)
An electrochemical study of two water-soluble aniline derivatives, N-(3-sulfopropyl) aniline (AnPS) and N-(3-sulfopropyl) p-aminodiphenylamine (DAnPS), in aqueous acidic electrolytic solutions containing different kinds of doping anions (Cl −, SO4
Externí odkaz:
https://doaj.org/article/1148aa6f4c6d427c9f088c2fc65effd1
Publikováno v:
Journal of Polymer Science Part A: Polymer Chemistry. 56:2565-2573
Publikováno v:
Optics and Spectroscopy. 124:57-64
We study the features of the electronic structure and the IR, UV, and visible spectra of a series of triphenylamines substituted with phenylethynyl groups. The analysis is performed at the level of ...
Autor:
Oana Iuliana Negru, Mircea Grigoras
Publikováno v:
Journal of Polymer Research. 26
Three novel indolo[3,2-b]carbazole-based copolyarylenes were synthesized by Suzuki polycondensation of 6,12-di(4-bromophenyl)-5,11-dihydroindolo[3,2-b]carbazole with 2,5-thiophene diboronic acid, 2,5-bis(hexyloxy)phenyl-1,4-diboronic acid and 9,9-dih
Publikováno v:
Optics and Spectroscopy. 121:348-356
Two types of conjugated oligomers based on 4,4'-triphenylamine vinylene have been synthesized and characterized by the methods of IR, UV–visible, and 1H NMR spectroscopy. The corresponding spectra have also been simulated theoretically at the densi