Publikationer

Nanoplasmonic in situ Spectroscopy for Catalysis Applications

17 Aug 2012

Nanoplasmonic sensing in general and indirect nanoplasmonic sensing (INPS) in particular constitute a versatile and promising experimental strategy for real time in situ spectroscopy of catalyst materials at the ensemble… Läs mer

Time-Resolved Indirect Nanoplasmonic Sensing Spectroscopy of Dye Molecule Interactions with Dense and Mesoporous TiO2 Films

09 Apr 2012

Indirect nanoplasmonic sensing (INPS) is an experimental platform exploiting localized surface plasmon resonance (LSPR) detection of processes in nanomaterials, molecular assemblies, and films at the nanoscale. Here we have for… Läs mer

Real Time Indirect Nanoplasmonic in situ Spectroscopy of Catalyst Nanoparticle Sintering

03 Jan 2012

Catalyst deactivation by sintering significantly reduces productivity and energy efficiency of the chemical industry, and the effectiveness of environmental cleanup processes. It also hampers the introduction of novel energy conversion… Läs mer

Hydride Formation in Single Palladium and Magnesium Nanoparticles Studied By Nanoplasmonic Dark-Field Scattering Spectroscopy

05 Sep 2011

Scrutinizing functional nanosystems and relating details in their size, chemistry, and geometry to functionality remains a significant experimental challenge. Following the concept of indirect nanoplasmonic sensing (INPS), the exploitation of… Läs mer

Gold, Platinum, and Aluminum Nanodisk Plasmons: Material Independence, Subradiance, and Damping Mechanisms

25 Mar 2011

Localized surface plasmon resonances (LSPR) are collective electronic excitations in metallic nanoparticles. The LSPR spectral peak position, as a function of nanoparticle size and material, is known to depend primarily… Läs mer

Nanoplasmonic sensing and QCM-D as ultrasensitive complementary techniques for kinetic corrosion studies of aluminum nanoparticles

15 Jan 2011

Corrosion (oxidation) kinetics of Al nanodisks, 262 nm in diameter and 20 nm in height, was measured in degassed Milli-Q water at 23 °C and neutral pH by quartz crystal… Läs mer

Localized Surface Plasmons Shed Light on Nanoscale Metal Hydrides

23 Aug 2010

Nanometer-sized hydrides are attractive for hydrogen storage. Nanofabricated model systems can be studied by a novel localized surface plasmon resonance (LSPR) based direct sensing approach and by quartz crystal microbalance. Läs mer

Indirect Nanoplasmonic Sensing: Ultrasensitive Experimental Platform for Nanomaterials Science and Optical Nanocalorimetry

18 Aug 2010

Indirect nanoplasmonic sensing is a novel experimental platform for measurements of thermodynamics and kinetics in/on nanomaterials and thin films. It features simple experimental setup, high sensitivity, small sample amounts, high… Läs mer

Size-Dependent Kinetics of Hydriding and Dehydriding of Pd Nanoparticles

31 Mar 2010

Using a new indirect nanoplasmonic sensing method with subsecond resolution, we have studied hydriding and dehydriding kinetics of Pd nanoparticles in the size range 1.8–5.4 nm. Strong particle-size effects are… Läs mer

Size-dependent hysteresis in the formation and decomposition of hydride in metal nanoparticles

04 Feb 2010

Using a novel indirect nanoplasmonic sensing platform, we have measured hydrogen absorption/desorption isotherms in Pd nanoparticles with an average diameter from 1.8 to 8 nm at 30 °C. The isotherms… Läs mer