Zobrazeno 1 - 10
of 189
pro vyhledávání: '"Khodabakhsh Niknam"'
Autor:
Heshmatollah Alinezhad, Mohammadreza Fakhimi Abarghouei, Mahmood Tajbakhsh, Khodabakhsh Niknam
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 40, Iss 2, Pp 581-592 (2021)
In the current research, NaY zeolite with a molar ratio of Si/Al=2.5 was grafted chemically with amines like monoethanolamine, tetraethylenepentamine, and morpholine.The modified NaY zeolites were characterized by XRD, FT-IR, TGA, EDAX, BET, FESEM, C
Externí odkaz:
https://doaj.org/article/a214eaa884c2410e9a6becd77f318d85
Publikováno v:
ACS Omega, Vol 4, Iss 19, Pp 18087-18099 (2019)
Externí odkaz:
https://doaj.org/article/5cf7c4627cfd44959aeee2a1722d00e6
Assessing antibacterial effect of filter media coated with silver nanoparticles against Bacillus spp
Autor:
Mahmood Nafisi Bahabadi, Fateme Hosseinpour Delavar, Matyam Mirbakhsh, Khodabakhsh Niknam, Seyad Ali Johari
Publikováno v:
Iranian South Medical Journal, Vol 19, Iss 1, Pp 1-14 (2016)
Background: Nanotechnology is a field of applied science and technology covering a broad range of topics. Use of nanotechnology and especially silver nanoparticles in control of bacterial diseases and infections has been studied in the recent years.
Externí odkaz:
https://doaj.org/article/6ea57c98635142bdaed7d9b8b1af97ea
Autor:
Ardeshir Shokrollahi, Somayeh Joybar, Hoda Elias Haghighi, Khodabakhsh Niknam, Ebrahim Niknam
Publikováno v:
Química Nova, Vol 36, Iss 3, Pp 368-374 (2013)
A simple, sensitive and selective cloud point extraction procedure is described for the preconcentration and atomic absorption spectrometric determination of Zn2+ and Cd2+ ions in water and biological samples, after complexation with 3,3',3",3'"-tetr
Externí odkaz:
https://doaj.org/article/b4839c4e06d94a7ca136552c5fa88f96
Publikováno v:
E-Journal of Chemistry, Vol 8, Iss 1, Pp 435-442 (2011)
Bis((1H-benzo[d]imidazol-2yl)methyl)sulfane (BHIS) was used as a complexing agent in cloud point extraction for the first time and applied for selective pre-concentration of trace amounts of silver. The method is based on the extraction of silver at
Externí odkaz:
https://doaj.org/article/194e6f17669c402d9a77950211ac3133
Publikováno v:
Molecules, Vol 14, Iss 5, Pp 1915-1926 (2009)
The reaction of 3-mercaptopropylsilica (MPS) and chlorosulfonic acid in chloroform afforded silica bonded S-sulfonic acid (SBSSA), which was used as a catalyst for the room temperature synthesis of quinoxaline derivatives from 1,2-diamino compounds a
Externí odkaz:
https://doaj.org/article/52320015b51a41a691ecb14bab1e2e1c
Publikováno v:
ARKIVOC, Vol 2007, Iss 14, Pp 39-50 (2007)
Externí odkaz:
https://doaj.org/article/7f04e512d17944f4b73b54806e550fcd
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 19, Iss 1, Pp 6-12 (2000)
Some new macrocyclic dibenzotetraoxadiamides, tribenzotetraoxadimides, tribenzopentaoxadiamide, tribenzohexaoxadiamide, and tetrabenzoheptaoxadiamide 15-22 have been prepared. These compounds were obtained in the macrocyclization step by reacting the
Externí odkaz:
https://doaj.org/article/9b154698443a4fc59137707b70cfde48
Autor:
Hashem Sharghi, Khodabakhsh Niknam
Publikováno v:
Iranian Journal of Chemistry & Chemical Engineering, Vol 18, Iss 1, Pp 36-39 (1999)
The reaction of tertiary, secondary and benzylic alcohols with different nitriles in the presence of alumina-methanesulfonic acid (AMA) as a new reagent affords the corresponding amides in good yields (Table 1, 2). Conversion of 2,6-bis(hydroxymethyl
Externí odkaz:
https://doaj.org/article/bcefdf6e728449fb97bc5c94d243a7b9
Autor:
Fatemeh Mohammadsaleh, Seyed Mostafa Hosseini, Khodabakhsh Niknam, Maryam Dehdashti Jahromi, Abdol R. Hajipour
Publikováno v:
RSC Advances. 11:20812-20823
1,2,3-Triazole is an interesting N-heterocyclic framework which can act as both a hydrogen bond donor and metal chelator. In the present study, C–H hydrogen bonding of the 1,2,3-triazole ring was surveyed theoretically and the results showed a good