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Effective manipulation and rapid injection of nanosensor with high cell viability have great significance to biological and biomedical applications such as drug delivery and cells biology. This study presents manipulation of a magnetic nanosensor with a temperature indicator and immobilization onto cell surface using glass nanoprobe by Coulomb's force. The nanosensor is stained by Rhodamine B as the...
A new photochromic diarylethene compound, 1-(2,4-dimethoxy-5-pyrimidine)-2-[2-methyl-5-(2-pyridine)-3-thienyl]perfluorocyclopentene(1a), was synthesized, and its photochromic reactivity, fluorescent and electrochemical property were also investigated. The results showed that this compound exhibited reversible photochromism, changing from colorless to red after irradiation with UV light both in solution...
A new unsymmetrical photochromic diarylethene, 1-(2-methylpyridine)-2-[2-methyl-5-(3-cyanophenyl)-3-thienyl]perfluorocyclopentene(1a)was synthesized and its photochromic and fluorescent properties were investigated. It underwent reversible cyclization and cycloreversion reactions upon alternating irradiation with UV and visible light both in solution and in PMMA film, and the Diarylethene 1a changed...
A novel photochromic diarylethene with thiophene and benzene compound, 1-{[2-methyl-5-(formyl)-3-thienyl]}-2-(2-methylphenyl)perfluorocyclopentene (1a) has been synthesized for the examination of its properties including photochromism, fluorescence properties and optical recording. Diarylethene 1a changed the color from colorless to purple upon irradiation with 297 nm UV light, in which absorption...
A new photochromic diarylethene compound, 1-(2-methylpyridine)-2-[2-methyl-5-(3-methoxylphenyl)-3-thienyl]perfluorocyclopentene(1a) was synthesized. its photochromic and fluorescent properties have been investigated in detail. While, fluorescence properties in different solution have also been discussed. The results of the research demonstrated that it has shown good photochromic behavior and relatively...
A new unsymmetrical photochromic diarylethene compound, 1-[(2-methyl-5-(4-aldehydephenyl)-3-thienyl)]-2-(5-cyano-1, 5-dimethyl-4-pyrryl) perfluorocyclopentene (1o), was synthesized and its photochromic behavior, kinetics properties optical storage properties were investigated in detail both in solution and PMMA amorphous film. The results showed that this compound had good thermal stability and exhibited...
A novel photochromic diarylethene, 1,2-bis[2-n-propyl-5-benzothiazolyl-3-thienyl]-perfluorocyclopentene(1a) has been synthesized, and its photochemical properties and fluorescence were studied. Specifically, photochromism in hexane solution and in poly-methylmethacrylate (PMMA) amorphous film were investigated. The results showed that it exhibited good photochromism in both solution and in PMMA amorphous...
A new unsymmetrical photochromic diarylethene, 1-(2-ethyl-3-benzofuranyl)-2-(3,5-dimethyl-4-isoxazolyl)perfluo -rocyclopentene(1a)were synthesized, and its properties, such as photochromism and fluorescence properties in solution as well as in poly-methylmethacrylate (PMMA) amorphous films, were investigated in detail. The results showed that this compound had good thermal stability and exhibited...
A new photochromic diarylethene compound [1-(2-methyl-1-naphthyl), 2-(2-methyl-5-1,3-dioxolane-3-thienyl)]perfluorocyclopentene 1o was synthesized and its photochromic properties, kinetic properties and fluorescence switch were investigated in detail. Upon irradiated UV light it changes from colorless to orange and red in solution and PMMA amorphous film, respectively. The kinetic experiment suggested...
A new unsymmetrical photochromic diarylethene 1-(2-methylbenzofuran-3-yl)-2-(2-nbutyl-5-formylthiophene-3-yl) perfluoroncyclopentene(1a), was synthesized and its optoelectronic properties, such as photochromism in solution as well as in poly-methylmethacrylate (PMMA) amorphous films, and the fluorescence spectra of diarylethene 1a was investigated. The photochromic reaction kinetics indicated that...
A new unsymmetrical diarylethene derivative 1-(2-methylphenyl)-2-(2-methyl-5-methylenehydroxyl-3-thienyl)perfluorocyclopentene(1a) was successfully synthesized. The properties of the compound, including photochromic and fluorescence properties of the diarylethene were also investigated. Diarylethene 1a changed the color from colorless to red upon irradiation with 297 nm UV light, in which absorption...
An unsymmetrical diarylethene derivative bearing both benzfuran and thiophene moieties, in which a Cyano group was substituted at the ortho-positions of the terminal phenyl ring,was synthesized. The results showed that this compound exhibited reversible photochromism, undergoing reversible cyclization and cycloreversion reactions upon alternating irradiation with UV and visible light both in solution...
A new photochromic diarylethene bearing five and six-membered moieties 1-(2, 5-dimethyl-3-thienyl)-2-(2-methylphenyl)perfluorocyclopentene has been synthesized. The compound underwent reversible cyclization and cycloreversion reactions, changing from colorless to red upon alternating irradiation with UV and visible light both in solution and in PMMA film. The diarylethene 1o also showed good fluorescent...
A symmetrical photochromic diarylethene, 1,2-bis[2-methyl-5-(4-trifluoromethylphenyl)-3thienyl]hexafluorocyclopent was synthesized and its photochromic and fluorescent properties were also investigated. The compound exhibited remarkable photochromic, changing from colorless to blue after irradiation with UV light both in solution and in PMMA film. In addition, its fluorescence property was also discussed...
A novel unsymmetrical photochromic diarylethene 1-[3-methyl-2-thienyl] -2[2-ethyl-3-benzothiophene] perfluoroyclopentene(1a) was synthesized, its photochromic, fluorescent, electrochemical and optical storage properties were investigated. The compounds exhibited remarkable photochromism both in solution and in PMMA film. In hexane, the open-ring isomer of the diarylethene 1a exhibited relatively strong...
An unsymmetrical diarylethene derivative bearing both phenyl and thiophene moieties, in which a phenyl group was substituted at the par a-positions of the terminal phenyl ring, was synthesized. At the same time, its photochromic properties and fluorescence switch were investigated in detail. The results showed that this compound exhibited reversible photochromism, undergoing reversible cyclization...
A novel photochromic diarylethene compound, 1[2-trifluoromethylphenyl]-2[2-methyl-5-(2-pyridyl)-3-thienyl] perfluorocyclopentene (1o) was synthesized and its photochemical properties, such as photochromism in solution as well as in polymethylmethacrylate (PMMA) amorphous films, fluorescences and photo-mode rewritable recording were investigated. The results showed that the compound exhibits good photochromism...
A unsymmetrical photochromic diarylethene, 1-[2-methyl-5-(2-fluorophenyl)-3-thienyl]-2-(2-cyano-1,5-dimethyl-4-pyrryl)perfluorocyclopentene (lo), was synthesized, and its optoelectronic properties were also investigated. The results showed that this compound exhibited reversible photochromism, changing from colorless to blue after irradiation with UV light both in solution and in PMMA amorphous film...
A new asymmetrical photochromic diarylethene 1-[2-methyl-5-(3-methylphenyl)-3-thienyl]-2[2-methyl-benzofuran-3yl]perfluorocyelopentene (1a) was synthesized and its phtochromic, fluorescence, kinetics and optical recording properties were investigated in detail. This compound exhibited remarkable photochromism, changing from colorless to violet after irradiation with 297 nm UV light both in solution...
A new unsymmetrical photochromic diarylethene bearing an isoxazole moiety was synthesized and its photochromic and fluorescent properties were also investigated. The compounds exhibited remarkable photochromism both in solution and in PMMA film. In PMMA film, the open-ring isomer of the diarylethene 1 exhibited relatively strong fluorescence at 405 nm when excited at 310 nm. The fluorescence intensity...
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