Articles with "nanoporous silica" as a keyword



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Upconversion luminescence characteristics of Er / Yb / P codoped double cladding fiber based on nanoporous silica glass

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Published in 2021 at "Ceramics International"

DOI: 10.1016/j.ceramint.2021.07.099

Abstract: Abstract The double cladding Er/Yb/P co-doped fiber was fabricated by rod-in-tube method, in which the doped nanoporous silica glass (NPSG) was used as the core, the high-purity silica was used as the inner cladding. Under… read more here.

Keywords: double cladding; silica glass; luminescence; nanoporous silica ... See more keywords
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Tuning the Photochromism of Spiropyran in Functionalized Nanoporous Silica Nanoparticles for Dynamic Anticounterfeiting Applications

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.3c01604

Abstract: Here, we report a novel invisible ink with different decay times based on thin films with different molar ratios of spiropyran (SP)/Si, which allows the encryption of messages over time. Nanoporous silica has been found… read more here.

Keywords: photochromism spiropyran; nanoporous silica; thin films; dynamic anticounterfeiting ... See more keywords
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3D Nanoporous Silica Rods for Extra-Large-Core High-Power Fiber Lasers

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Published in 2018 at "ACS Photonics"

DOI: 10.1021/acsphotonics.8b00483

Abstract: Recent advances in high-power fiber lasers have imposed several pairs of higher requirements on fiber materials, such as larger fiber core/higher homogeneity and higher doping level/lower numerical aperture. However, these characteristics conflict with each other… read more here.

Keywords: high power; fiber lasers; fiber; power fiber ... See more keywords
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Biodistribution, biocompatibility and targeted accumulation of magnetic nanoporous silica nanoparticles as drug carrier in orthopedics

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Published in 2020 at "Journal of Nanobiotechnology"

DOI: 10.1186/s12951-020-0578-8

Abstract: Background In orthopedics, the treatment of implant-associated infections represents a high challenge. Especially, potent antibacterial effects at implant surfaces can only be achieved by the use of high doses of antibiotics, and still often fail.… read more here.

Keywords: biodistribution; accumulation; magnetic nanoporous; silica nanoparticles ... See more keywords
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Low-field NMR investigations on dynamics of crude oil confined into nanoporous silica rods and white powder

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Published in 2023 at "Frontiers in Chemistry"

DOI: 10.3389/fchem.2023.1087474

Abstract: In the present study, to mimic the natural confinement of crude oils, model experiments are conducted with crude oils having different physical properties and maltenes of parent crude oils without asphaltenes confined into engineered nanoporous… read more here.

Keywords: oil; crude oils; nanoporous silica; crude oil ... See more keywords
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Nanoporous silica gel can compete with the flower stigma in germinating and attracting pollen tubes

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Published in 2022 at "Frontiers in Plant Science"

DOI: 10.3389/fpls.2022.927725

Abstract: To find nanoporous substrates with hydrodynamic properties useful for pollen hydration and germination, we used the glassy Silica gel and Vycor scales and pollen with different morphological and physiological traits, that of Crocus vernus, and… read more here.

Keywords: gel compete; pollen; nanoporous silica; pollen tubes ... See more keywords