Infrared imaging and spectroscopy beyond the diffraction limit

A Centrone - Annual review of analytical chemistry, 2015 - annualreviews.org
Progress in nanotechnology is enabled by and dependent on the availability of
measurement methods with spatial resolution commensurate with nanomaterials' length …

Characterization of ligand shell for mixed-ligand coated gold nanoparticles

Q Ong, Z Luo, F Stellacci - Accounts of chemical research, 2017 - ACS Publications
Conspectus Gold nanoparticles owe a large number of their properties to their ligand shell.
Indeed, many researchers routinely use mixtures of ligand molecules for their nanoparticles …

Hydroxylation of the surface of PbS nanocrystals passivated with oleic acid

D Zherebetskyy, M Scheele, Y Zhang, N Bronstein… - Science, 2014 - science.org
Controlling the structure of colloidal nanocrystals (NCs) is key to the generation of their
complex functionality. This requires an understanding of the NC surface at the atomic level …

Surface-structure-regulated cell-membrane penetration by monolayer-protected nanoparticles

A Verma, O Uzun, Y Hu, Y Hu, HS Han, N Watson… - Nature materials, 2008 - nature.com
Nanoscale objects are typically internalized by cells into membrane-bounded endosomes
and fail to access the cytosolic cell machinery. Whereas some biomacromolecules may …

Surface chemistry of gold nanorods

ND Burrows, W Lin, JG Hinman, JM Dennison… - Langmuir, 2016 - ACS Publications
Gold nanorods have garnered a great deal of scientific interest because of their unique
optical properties, and they have the potential to greatly impact many areas of science and …

Properties of the gold–sulphur interface: from self-assembled monolayers to clusters

T Bürgi - Nanoscale, 2015 - pubs.rsc.org
The gold–sulphur interface of self-assembled monolayers (SAMs) was extensively studied
some time ago. More recently tremendous progress has been made in the preparation and …

Nanoparticle MALDI-TOF Mass Spectrometry without Fragmentation: Au25(SCH2CH2Ph)18 and Mixed Monolayer Au25(SCH2CH2Ph)18−x(L)x

A Dass, A Stevenson, GR Dubay, JB Tracy… - Journal of the …, 2008 - ACS Publications
Intact molecular ions of the organothiolate-protected nanoparticle Au25 (SCH2CH2Ph) 18,
including their isotopic resolution, can be observed at 7391 Da as 1− and 1+ ions in …

Chemical imaging beyond the diffraction limit: experimental validation of the PTIR technique

B Lahiri, G Holland, A Centrone - Small, 2013 - Wiley Online Library
Photothermal induced resonance (PTIR) has recently attracted great interest for enabling
chemical identification and imaging with nanoscale resolution. In this work, electron beam …

Entropy-mediated patterning of surfactant-coated nanoparticles and surfaces

C Singh, PK Ghorai, MA Horsch, AM Jackson… - Physical Review Letters, 2007 - APS
We perform atomistic and mesoscale simulations to explain the origin of experimentally
observed stripelike patterns formed by immiscible ligands coadsorbed on the surfaces of …

Determination of monolayer-protected gold nanoparticle ligand–shell morphology using NMR

X Liu, M Yu, H Kim, M Mameli, F Stellacci - Nature communications, 2012 - nature.com
It is accepted that the ligand shell morphology of nanoparticles coated with a monolayer of
molecules can be partly responsible for important properties such as cell membrane …