Zobrazeno 1 - 10
of 1 250
pro vyhledávání: '"K. Ravichandran"'
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 78, Iss 2, Pp 179-183 (2022)
In the title compound [systematic name: 1-(3-methyl-2,6-diphenylpiperidin-1-yl)ethanone], C20H23NO, the piperidine ring adopts a distorted boat conformation, while the phenyl rings subtend a dihedral angle 65.1 (2)°. In the crystal, molecules are li
Externí odkaz:
https://doaj.org/article/d6bed2011ea7425d9b9eaeecbc76d06e
Publikováno v:
Chemical Physics Impact, Vol 5, Iss , Pp 100106- (2022)
This study used a simplified, automated spray pyrolysis setup with a perfume atomizer to prepare nitrogen (N) doped ZnO thin films. The deposited thin films were annealed at 300 ºC to 500 ºC under a nitrogen atmosphere. In the present work, detaile
Externí odkaz:
https://doaj.org/article/6da0d89f55b6486eaafa2295ec8823ca
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 6, Pp 14029-14035 (2020)
In recent days, polymer composites reinforced with natural fiber had shown greater focus and interest in the production of environmentally sustainable materials and in part in the replacement of synthetic fibers commonly used in automotive applicatio
Externí odkaz:
https://doaj.org/article/c9ee5cb9420f46b39e02203302a1f9a6
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 3, Pp 377-381 (2020)
In the title compound, C22H27NO, the piperidine ring adopts a chair conformation. The dihedral angles between the mean plane of the piperidine ring and the phenyl rings are 89.78 (7) and 48.30 (8)°. In the crystal, molecules are linked into chains a
Externí odkaz:
https://doaj.org/article/772a9bf1e3884107b9a8bce5ca05f657
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 11, Pp 1638-1642 (2019)
The benzopyran ring of the title compound, C16H11ClN2O2, is planar [maximum deviation = 0.079 (2) Å] and is almost perpendicular to the chlorophenyl ring [dihedral angle = 86.85 (6)°]. In the crystal, N—H...O, O—H...N, C—H...O and C—H...Cl
Externí odkaz:
https://doaj.org/article/9bd9b093902a406db289a29eddde6e52
Publikováno v:
Check List, Vol 13, Iss 6, Pp 805-812 (2017)
The present study revealed the identity and distribution of Cynometra iripa and C. ramiflora in the Andaman and Nicobar Islands, India. Of these, C. iripa is often classified as true mangrove species, whereas C. ramiflora is a mangrove associate. Ape
Externí odkaz:
https://doaj.org/article/a4c4ad97826c407e8579a64d363412cf
Publikováno v:
Check List, Vol 12, Iss 3, Pp 1-5 (2016)
Brownlowia tersa, described by C.E. Parkinson from the Andaman Islands during the 1920s, was never recollected. The present report concerns its recent collection from North Andaman and Middle Andaman Islands with updated nomenclature, detailed descri
Externí odkaz:
https://doaj.org/article/b8332dc0c0054107b5a07e9d7428068c
Publikováno v:
IUCrData, Vol 3, Iss 3, p x180462 (2018)
In the title compound, C8H5ClN2Se, the dihedral angle between the planes of the selenadiazole and chlorophenyl rings is 16.6 (2)°. In the crystal, the packing of the molecules is consolidated by weak C—H...N hydrogen bonds, which generate [001] ch
Externí odkaz:
https://doaj.org/article/16782fcfed904a81b08a386012c1a117
Publikováno v:
Journal of Saudi Chemical Society, Vol 19, Iss 5, Pp 589-594 (2015)
In the present study, TiO2 quantum dots (QDs) were effectively synthesized by the sol–gel method and it was characterized by several techniques. The structure of the TiO2 QDs, before and after calcination, was analyzed by the powder X-ray diffracti
Externí odkaz:
https://doaj.org/article/3295e5d391fe4060a22e94ac28614878
Publikováno v:
PhytoKeys, Vol 52, Pp 95-103 (2015)
Rhizophora mucronata var. alokii (Rhizophoraceae), a new variety of Rhizophora from the Andaman and Nicobar Islands, India, is described and illustrated. The new variety is remarkable in having four stamens, laterally folded leaves, a short peduncle,
Externí odkaz:
https://doaj.org/article/3a0725ec171843f7b2031145757682fa