Article Cite This: ACS Photonics XXXX, XXX, XXX−XXX
pubs.acs.org/journal/apchd5
Fabrication of Monodisperse Colloids of Resonant Spherical Silicon Nanoparticles: Applications in Optical Trapping and Printing Vytautas Valuckas,† Ramoń Paniagua-Domínguez,† Aili Maimaiti,‡ Partha Pratim Patra,‡ Seng Kai Wong,† Ruggero Verre,‡ Mikael Käll,‡ and Arseniy I. Kuznetsov*,† †
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Institute of Materials Research and Engineering, A*STAR (Agency for Science, Technology and Research), 2 Fusionopolis Way, #08-03, Innovis, 138634, Singapore ‡ Department of Physics, Chalmers University of Technology, 41296 Göteborg, Sweden ABSTRACT: We present a new method for making monodisperse highly spherical polycrystalline silicon (Si) nanoparticles dispersed in solution and a method for trapping, moving, and printing these nanoparticles on a substrate. Spherical Si nanoparticles with low dispersion in size (
