Silicon quantum dots: surface matters

K Dohnalová, T Gregorkiewicz… - Journal of Physics …, 2014 - iopscience.iop.org
Silicon quantum dots (SiQDs) hold great promise for many future technologies. Silicon is
already at the core of photovoltaics and microelectronics, and SiQDs are capable of efficient …

A review on fluorescent inorganic nanoparticles for optical sensing applications

SM Ng, M Koneswaran, R Narayanaswamy - RSC advances, 2016 - pubs.rsc.org
Fluorescence is one of the techniques adopted for a large number of optical bioassays and
chemical sensing probes. The key driving motivation is basically governed by the ease of …

Quantum confinement effect in crystalline silicon quantum dots in silicon nitride grown using SiH4 and NH3

TW Kim, CH Cho, BH Kim, SJ Park - Applied Physics Letters, 2006 - pubs.aip.org
Crystalline silicon quantum dots (Si QDs) were spontaneously grown in the silicon nitride
films by plasma-enhanced chemical vapor deposition using SiH 4 and NH 3 as precursors …

[HTML][HTML] Routes toward silicon-based lasers

L Pavesi - Materials Today, 2005 - Elsevier
Silicon, the material par excellence for electronics, is not used for light sources because of
the lack of efficient light emitters and lasers. In this review, I will discuss the physical reasons …

Semiconductor nanocrystal light absorbers for photon upconversion

Z Huang, M Lee Tang - The Journal of Physical Chemistry Letters, 2018 - ACS Publications
Semiconductor nanocrystals (NCs) can initiate energy and charge transfer in multiple
applications with their unique optical and electronic properties. In particular, NCs are …

Room-temperature atmospheric oxidation of Si nanocrystals after HF etching

XD Pi, L Mangolini, SA Campbell, U Kortshagen - Physical Review B …, 2007 - APS
The effect of HF etching of the silicon oxide shell covering the surface of Si nanocrystals
(NCs) on the subsequent room-temperature atmospheric oxidation of Si-NCs has been …

Plasma synthesis and liquid-phase surface passivation of brightly luminescent Si nanocrystals

L Mangolini, D Jurbergs, E Rogo**a… - Journal of …, 2006 - Elsevier
While silicon's optical properties are improved at the nanoscale, they also become highly
sensitive to the properties of the surfaces and interfaces of silicon nanostructures. For …

Evolution of the ultrafast photoluminescence of colloidal silicon nanocrystals with changing surface chemistry

Z Yang, GB De los Reyes, LV Titova, I Sychugov… - Acs …, 2015 - ACS Publications
The role of surface species in the optical properties of silicon nanocrystals (SiNCs) is the
subject of intense debate. Changes in photoluminescence (PL) energy following …

Understanding quantum confinement in nanowires: basics, applications and possible laws

NS Mohammad - Journal of Physics: Condensed Matter, 2014 - iopscience.iop.org
A comprehensive investigation of quantum confinement in nanowires has been carried out.
Though applied to silicon nanowires (SiNWs), it is general and applicable to all nanowires …

Oxidation of freestanding silicon nanocrystals probed with electron spin resonance of interfacial dangling bonds

RN Pereira, DJ Rowe, RJ Anthony, U Kortshagen - Physical Review B …, 2011 - APS
The oxidation of freestanding silicon nanocrystals (Si-NCs) passivated with Si-H bonds has
been investigated for a wide range of oxidation times (from a few minutes to several months) …