Fig. 4: Continuous flow synthesis of Ag@PS microspheres in a spiral microreactor. | Microsystems & Nanoengineering

Fig. 4: Continuous flow synthesis of Ag@PS microspheres in a spiral microreactor.

From: Microfluidic continuous flow production of noble bimetallic nanoparticles stabilized on evolvable polymer microspheres for confined synergistic catalysis

Fig. 4: Continuous flow synthesis of Ag@PS microspheres in a spiral microreactor.

a the Ag@PS microsphere formation mechanism in the spiral microreactor, b the physical diagram of the PDMS spiral microreactor, c the schematic diagram and the geometrical parameters of the spiral microreactor, d SEM image of the Ag@PS microsphere fabricated in the microreactor, e TEM image of the Ag@PS microsphere, f the TEM image of Ag nanoparticles distribution on the PS microsphere, g, h HRTEM of the Ag nanoparticle and fringe lattice, i the product of the Ag@PS microsphere produced in the spiral microreactor, j EDS mapping of Ag@PS

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