Microwave‐Assisted Efficient One‐Pot Multi‐Component Synthesis of Octahydroquinazolinone Derivatives Catalyzed by Cu@Ag Core‐Shell Nanoparticle

2019 ◽  
Vol 4 (19) ◽  
pp. 5696-5706 ◽  
Author(s):  
Lipeeka Rout ◽  
Aniket Kumar ◽  
Pradyumna K Chand ◽  
L Satish K Achary ◽  
Priyabrat Dash
2016 ◽  
Vol 30 (07) ◽  
pp. 1650074 ◽  
Author(s):  
M. Molaei ◽  
F. Salari Bardsiri ◽  
A. R. Bahador ◽  
M. Karimipour

In this work, CdSe QDs were synthesized using a microwave assisted method and chemical reaction between NaHSe, CdSO4 at the presence of TGA as capping molecule. Thereafter without CdSe extraction, CdS shell was grown subsequently around CdSe cores by a reaction based on the heat sensitivity of Na2S2O3 dissociation. Synthesized QDs were characterized by means of X-ray diffraction spectroscopy (XRD), Fourier transform infrared spectroscopy (FTIR), transmission electron microscopy (TEM), UV–Vis and photoluminescence (PL) spectroscopy. All of these analyzes confirmed formation of CdSe QDs and successfully growth of CdS shell on surface of CdSe to forming CdSe/CdS core-shell structure.


2021 ◽  
Vol 1 (1) ◽  
pp. 3-13
Author(s):  
Erin A. Jenrette ◽  
Monique J. Farrell ◽  
Jasmin A. Flowers ◽  
Aswini K. Pradhan

A highly sensitive biosensing platform comprised of CdSe-ZnO core–shell nanostructures for targeted applications in protein detection is demonstrated. This innovative technique uses a microwave-assisted thermal decomposition method to produce a rapid, less hazardous, and user-friendly procedure to synthesize a semiconductor core surrounded by nanometer-thick metal oxide shells. The benefit of using a metal oxide shell includes mitigating the toxicity of the CdSe core, thus increasing its biocompatibility and minimizing its photochemical corrosion and oxidation. We present a simple one-pot microwave-assisted protocol for the formation of CdSe-ZnO core–shell quantum dots (QDs). These QDs optimize the recognition limit of bovine serum albumin (BSA) protein through a spectral signal at a considerably low concentration (2.5 × 10−6 M), thus demonstrating its potential to become a highly effective surface-plasmon-enhanced Raman spectroscopy (SERS)-like sensing platform. We report a QD material that can mimic a strong SERS-like behavior due to charge transfer affecting the local electric field.


2018 ◽  
Vol 208 ◽  
pp. 409-425 ◽  
Author(s):  
Alexander G. R. Howe ◽  
Peter J. Miedziak ◽  
David J. Morgan ◽  
Qian He ◽  
Peter Strasser ◽  
...  

A series of 1 wt% supported Au, Pd and AuPd nanoalloy catalysts were prepared via microwave assisted reduction of PdCl2 and HAuCl4 in a facile, one pot process.


2013 ◽  
Vol 30 (6) ◽  
pp. 636-642
Author(s):  
Xueli Zhang ◽  
Zhilan Lin ◽  
Huiling Hu ◽  
Jiaxin He ◽  
Yuan Gao

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