Colloidal silicon quantum dots: from preparation to the modification of self-assembled monolayers (SAMs) for bio-applications
Concerns over possible toxicities of conventional metal-containing quantum dots have
inspired growing research interests in colloidal silicon nanocrystals (SiNCs), or silicon …
inspired growing research interests in colloidal silicon nanocrystals (SiNCs), or silicon …
Silicon nanocrystals: unfading silicon materials for optoelectronics
As the most fundamental material for microelectronics, silicon (Si) has bourgeoned in the
past more than half a century. However, given the indirect bandgap of Si, the use of Si in …
past more than half a century. However, given the indirect bandgap of Si, the use of Si in …
Fast-response and flexible nanocrystal-based humidity sensor for monitoring human respiration and water evaporation on skin
We develop a fast-response and flexible nanocrystal-based humidity sensor for real-time
monitoring of human activity: respiration and water evaporation on skin. A silicon …
monitoring of human activity: respiration and water evaporation on skin. A silicon …
Comparative study on the localized surface plasmon resonance of boron-and phosphorus-doped silicon nanocrystals
Localized surface plasmon resonance (LSPR) of doped Si nanocrystals (NCs) is critical to
the development of Si-based plasmonics. We now experimentally show that LSPR can be …
the development of Si-based plasmonics. We now experimentally show that LSPR can be …
Codoping n-and p-type impurities in colloidal silicon nanocrystals: Controlling luminescence energy from below bulk band gap to visible range
We present a novel synthesis of ligand-free colloidal silicon nanocrystals (Si-NCs) that
exhibits efficient photoluminescence (PL) in a wide energy range (0.85–1.8 eV) overcoming …
exhibits efficient photoluminescence (PL) in a wide energy range (0.85–1.8 eV) overcoming …
Broadband dielectric–metal hybrid nanoantenna: Silicon nanoparticle on a mirror
H Sugimoto, M Fujii - Acs Photonics, 2018 - ACS Publications
We developed a broadband dielectric–metal hybrid nanogap resonator composed of a
silicon nanoparticle (Si NP) and gold (Au) flat surface. We fabricate the nanogap resonator …
silicon nanoparticle (Si NP) and gold (Au) flat surface. We fabricate the nanogap resonator …
Doping silicon nanocrystals and quantum dots
BL Oliva-Chatelain, TM Ticich, AR Barron - Nanoscale, 2016 - pubs.rsc.org
The ability to incorporate a dopant element into silicon nanocrystals (NC) and quantum dots
(QD) is one of the key technical challenges for the use of these materials in a number of …
(QD) is one of the key technical challenges for the use of these materials in a number of …
Ligand-free, colloidal, and plasmonic silicon nanocrystals heavily doped with boron
Colloidal heavily doped silicon nanocrystals (Si NCs) exhibiting tunable localized surface
plasmon resonance (LSPR) are of great interest in cost-effective, solution-processed …
plasmon resonance (LSPR) are of great interest in cost-effective, solution-processed …
All-inorganic colloidal silicon nanocrystals—surface modification by boron and phosphorus co-doping
M Fujii, H Sugimoto, K Imakita - Nanotechnology, 2016 - iopscience.iop.org
Abstract Si nanocrystals (Si-NCs) with extremely heavily B-and P-doped shells are
developed and their structural and optical properties are studied. Unlike conventional Si …
developed and their structural and optical properties are studied. Unlike conventional Si …
Size-dependence of acceptor and donor levels of boron and phosphorus codoped colloidal silicon nanocrystals
Size dependence of the boron (B) acceptor and phosphorus (P) donor levels of silicon (Si)
nanocrystals (NCs) measured from the vacuum level was obtained in a very wide size range …
nanocrystals (NCs) measured from the vacuum level was obtained in a very wide size range …