Publications

A Molecular Sponge: pH-driven Reversible Squeezing of Stimuli-Sensitive Peptide Monolayers

13 Mar 2019

The cyclic change of structure, thickness and density, with pH switching from acid (pH=3) to basic (pH=11) condition, has been revealed for chemisorbed monolayers of the peptide Lipo-Aib-Lys-Leu-Aib-Lys-Lys-Leu-Aib-Lys-Ile-Lol, a Trichogin… Read more

Heterodimers for in Situ Plasmonic Spectroscopy: Cu Nanoparticle Oxidation Kinetics, Kirkendall Effect, and Compensation in the Arrhenius Parameters

18 Feb 2019

The ability to study oxidation, reduction, and other chemical transformations of nanoparticles in real time and under realistic conditions is a non-trivial task due to their small dimensions and the… Read more

Silicic acid mediated formation of tannic acid nanocoatings

11 Feb 2019

Tannic acid (TA) adheres to a broad variety of different materials and forms versatile surface coatings for technical and biological applications. In mild alkaline conditions, auto-oxidation processes occur and a… Read more

Nanoplasmonic Sensor Detects Preferential Binding of IRSp53 to Negative Membrane Curvature

04 Feb 2019

Biosensors based on plasmonic nanostructures are widely used in various applications and benefit from numerous operational advantages. One type of application where nanostructured sensors provide unique value in comparison with,… Read more

Nanoplasmonic sensing of CH3NH3PbI3 perovskite formation in mimic of solar cell photoelectrodes

05 Nov 2018

Hybrid metal-halide perovskites have emerged as leading class of semiconductors for photovoltaic devices with remarkable light harvesting efficiencies. The formation of methylammonium lead iodide (CH3NH3PbI3) perovskite into mesoporous titania (TiO2)… Read more

Assessment of Ruthenium Dye N719 Adsorption Kinetics in Mesoporous TiO2 Films of Dye-Sensitized Solar Cells via Nanoplasmonic Sensing

18 Oct 2018

A dye monolayer formation on a semiconductor surface is critical for efficient dye-sensitized solar cells. The role of dye is to absorb light and convert it to photoelectrons, which are… Read more

Determination of the Main Phase Transition Temperature of Phospholipids by Nanoplasmonic Sensing

04 Oct 2018

Our study demonstrates that nanoplasmonic sensing (NPS) can be utilized for the determination of the phase transition temperature (Tm) of phospholipids. During the phase transition, the lipid bilayer undergoes a… Read more

Nanoplasmonic Ruler for Measuring Separation Distance between Supported Lipid Bilayers and Oxide Surfaces

01 Oct 2018

Unraveling the details of how supported lipid bilayers (SLBs) are coupled to oxide surfaces is experimentally challenging, and there is an outstanding need to develop highly surface-sensitive measurement strategies to… Read more

Temperature-Induced Denaturation of BSA Protein Molecules for Improved Surface Passivation Coatings

04 Sep 2018

Bovine serum albumin (BSA) is the most widely used protein for surface passivation applications, although it has relatively weak, non-sticky interactions with hydrophilic surfaces such as silica-based materials. Herein, we… Read more

Impact of nanoparticles on amyloid peptide and protein aggregation: a review with a focus on gold nanoparticles

03 Sep 2018

Society is increasingly exposed to nanoparticles as they are ubiquitous in nature and introduced as man-made air pollutants and as functional ingredients in cosmetic products as well as in nanomedicine. Read more