Zobrazeno 1 - 10
of 64
pro vyhledávání: '"Naoyoshi Egashira"'
Publikováno v:
Sensors, Vol 1, Iss 4, Pp 114-120 (2001)
A novel fiber-optic electrochemiluninescence sensor has been developed. It can be conveniently applied by placing into the sample solution in a manner similar to a conventional ion selective electrode, without requiring liquid luminous reagent and a
Externí odkaz:
https://doaj.org/article/662a065a70f64c9881a1d2806accbe3c
Autor:
Mitsunori Kakeda, Naoyoshi Egashira, Hideaki Miyata, Alina Marieta Simion, Yoshiharu Mitoma, Cristian Simion
Publikováno v:
Separation and Purification Technology. 103:267-272
Transformer oil can be directly decontaminated from PCB residues by direct treatment with metallic Ca and an alcoholic mixture, offering the possibility to recycle this product. The procedure, consisting in mixing, stirring and separating, is simple
Publikováno v:
Open Chemistry, Vol 10, Iss 5, Pp 1547-1555 (2012)
We report hereby the first method of direct treatment of a wet soil containing toxic polychloroderivatives. Using a system with metallic Ca and 5% Rh fixed on charcoal in methanol, soil samples artificially polluted with fly ash containing polychloro
Autor:
Yumi Katayama, Hiroyuki Harada, Takuya Matsumoto, Mitsuru Aoyagi, Cristian Simion, Alina Marieta Simion, Naoyoshi Egashira, Yoshiharu Mitoma
Publikováno v:
Environmental science and pollution research international. 24(1)
Both hexachlorobenzene and hexabromobenzene were successfully hydrodehalogenated to the monohalogenated derivative and ultimately to benzene (which was subsequently reduced to cyclohexane) using a mixture of metallic Ca, ethanol, and Rh/C, by simple
Autor:
Naoyoshi Egashira, Yumi Katayama, Cristian Simion, Hiroyuki Harada, Mitsunori Kakeda, Alina Marieta Simion, Yoshiharu Mitoma
Publikováno v:
Chemosphere. 164
In order to elucidate the metal-alcohol hydrodechlorination reaction mechanism, several experiments using chloroanisoles as substrates were performed. Thus, chloroanisoles were stirred at 60 °C for 2 h with a mixture of Ca, methanol and various redu
Publikováno v:
Analytical and bioanalytical chemistry. 408(22)
Recently, point of care testing (POCT) used for diagnosis of influenza infection has a problem showing false negative diagnosis because of the low sensitivity. We would like to report detection of influenza virus A (H1N1) by an immunosensor based on
Publikováno v:
Synthetic Communications. 42:921-931
Esterification of several types of mono- and disubstituted phenols with various mono- and dialkanoyl chlorides was performed in phase-transfer catalysis conditions, using tetrabutylammonium chloride in a mixture of aqueous NaOH and dichloromethane. T
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 185:2480-2488
Various thioesters were obtained through an efficient phase-transfer catalysis method, by treating several thiophenols with different acyl chlorides, in a biphasic system composed of 10% aqueous NaOH and dichloromethane in the presence of tetrabutyla
Publikováno v:
Environmental Science & Technology. 43:5952-5958
We investigated the reduction of some substituted mono- and poly chlorobenzenes bearing functional groups such as methyl, methoxy, hydroxyl, and amino, under mild conditions (80 degrees C and magnetic stirring, for 2 h) using a system consisting of m
Publikováno v:
ECS Transactions. 16:115-121
An immunoliposome encapsulating a Ru complex with two aminopropyl moieties was prepared to rapidly detect the hemagglutinin (HA) protein of influenza virus. Under optimal conditions, the electrochemiluminescence method using the liposome gave a calib