Detection of Homologue and Isomer Vapors through Dynamic Reflection Spectra of Hollow Mesoporous Silica Sphere Photonic Crystals

2018 ◽  
Vol 13 (23) ◽  
pp. 3670-3675
Author(s):  
Chengjia Xiong ◽  
Mengyao Pan ◽  
Lebin Wang ◽  
Hongbin Geng ◽  
Jiupeng Zhao ◽  
...  
Keyword(s):  
Photonic Crystals ◽  
Mesoporous Silica ◽  
Silica Sphere ◽  
Reflection Spectra ◽  
Hollow Mesoporous Silica ◽  
Mesoporous Silica Sphere ◽  
Dynamic Reflection

Trace detection of homologues and isomers based on hollow mesoporous silica sphere photonic crystals

2017 ◽  
Vol 4 (5) ◽  
pp. 862-868 ◽  
Author(s):  
Chengjia Xiong ◽  
Jiupeng Zhao ◽  
Lebin Wang ◽  
Hongbin Geng ◽  
Hongbo Xu ◽  
...  
Keyword(s):  
Photonic Crystal ◽  
Photonic Crystals ◽  
Mesoporous Silica ◽  
High Sensitivity ◽  
Silica Sphere ◽  
Trace Detection ◽  
Hollow Mesoporous Silica ◽  
Mesoporous Silica Sphere

Hollow mesoporous silica sphere photonic crystal sensors show high sensitivity and distinguishability in detecting homologues and isomers.

scholarly journals Hollow Mesoporous Silica Sphere (HMSS) as a Recyclable Nano-catalyst in an Efficient One-Pot Multicomponent Synthesis of 2-Amino-3-Cyano-4H-Pyran Derivatives

2020 ◽  
Vol 10 (6) ◽  
pp. 6640-6651
Keyword(s):  
Electron Microscopy ◽  
Health Care ◽  
Mesoporous Silica ◽  
Lower Cost ◽  
High Surface ◽  
Silica Sphere ◽  
One Pot ◽  
Nano Catalyst ◽  
Hollow Mesoporous Silica ◽  
Mesoporous Silica Sphere

Mesoporous material has a significant role in medicine, health care, environmental monitoring, sensing the hazardous agents, and fighting against viruses and bacteria. Nano-silica sphere is an important member of the mesoporous family that noticeably flourished in biology, health care, and other industrial applications. Efficient one-pot multicomponent syntheses of 2-amino-3-cyano-4H-pyran derivatives were carried out over readily available and simply synthesized recyclable Hollow Mesoporous Silica Sphere (HMSS). Comparable yields were encountered with better efficiency, lower cost, and shorter reaction time. Hence, superior catalytic activity, flexibility, ease of recovery, tuneable hole size, and high surface to volume ratio were the major characteristics of the catalyst which distinguish this protocol from previously reported ones. The catalyst was characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), Fourier transform infrared (FT-IR) techniques, and nitrogen absorption and desorption (BET) analyses. The results showed that the synthesizing of HMSS catalysts under a mild and green condition in which comparable yields were encountered with better efficiency, lower cost, and shorter reaction with other major economic advantages.

Mesoporous Silica Sphere−Polysulfone Mixed Matrix Membranes for Gas Separation

Langmuir ◽  
2009 ◽  
Vol 25 (10) ◽  
pp. 5903-5909 ◽  
Author(s):  
Beatriz Zornoza ◽  
Silvia Irusta ◽  
Carlos Téllez ◽  
Joaquín Coronas
Keyword(s):  
Mesoporous Silica ◽  
Gas Separation ◽  
Silica Sphere ◽  
Mixed Matrix Membranes ◽  
Mixed Matrix ◽  
Mesoporous Silica Sphere ◽  
Matrix Membranes

Synthesis and Characteristic of Molecularly Imprinted Polymer Immobilized Mesoporous Silica Sphere for Selective Binding of S-Naproxen

2008 ◽  
Vol 47-50 ◽  
pp. 890-893
Author(s):  
Nai Ci Bing ◽  
Zhen Tian ◽  
Sheng Wen Chen ◽  
Qing Hua Li ◽  
Zheng Liang Xu
Keyword(s):  
Mesoporous Silica ◽  
Binding Capacity ◽  
Stationary Phases ◽  
Chiral Separations ◽  
Silica Sphere ◽  
Template Molecule ◽  
Structural Morphology ◽  
Molecularly Imprinted ◽  
Surface Imprinting Technique ◽  
Mesoporous Silica Sphere

Molecularly imprinted composite materials (PM) selective to S-naproxen were prepared in the surface of mesoporous silica sphere (SBA-15) by surface imprinting technique. FT-IR, SEM and surface area analysis were used to study the structural morphology of PM and MIPs particles and probe the incorporation of polymer into the SBA-15 framework. The results revealed that PM showed better binding affinity and selectivity to the template molecule than MIPs and the maximum saturated binding capacity of PM to S-naproxen and R-naproxen was about 10.3332 and 6.0063µmol·g-1. Meanwhile, we achieve a reference strategy for the development of molecularly imprinting polymer for drugs and to handle forms in certain applications such as chromatographic stationary phases for chiral separations.

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