activity
20132026
most citedTracking ultrafast hot-electron diffusion in space and time by ultrafast thermo-modulation microscopy

179 citations · 520 across the 17 of their papers we have counts for

collaborators

17 papers

physics.optics2026

Ultraviolet direct absorption microscopy for single particle protein/nucleic acid quantification

C. J. Richards, D. van de Lockand, D. Wolters +1

Bio-nanoparticles are pivotal to next generation nanotherapeutics, but providing single-particle biomolecular characterization remains a crucial challenge. Herein we present ultra-…

physics.optics2026

Motion-Based Beamshape Recovery Enables Precision Nanoparticle Sizing

D-Dré K. J. M. J. Braam, Daan Wolters, Matz Liebel

Label-free all-optical nanosizing approaches based on interferometric or darkfield-imaging infer size, composition, or shape from single-particle scattering signals, but these sign…

physics.optics2026

Bidirectional phase sensitivity in holographic phototransient microscopy

Emmanuel Kotu Robertson, Dennis van de Lockand, Matz Liebel

Mid-infrared photothermal microscopy combines the chemical specificity of infrared absorption with the spatial resolution of visible-light detection, but practical implementations…

physics.optics2026

Sub-Nyquist time-domain surface-enhanced Raman mapping

Ting Wang, I. Brian Becerril-Castro, Ana Sousa-Castillo +3

Surface-enhanced Raman scattering (SERS) combines analyte-specificity and single-molecule sensitivity, but its potential is limited by slow readout where sophisticated nanosensors…

physics.optics2025

The next dimension: Digital holography for 3D interferometric scattering

Jaime Ortega Arroyo, Matz Liebel

We provide detailed experimental guidelines for implementing digital holography in the context of high-sensitivity interferometric scattering (iSCAT) based nanosizing applications.…

physics.optics2025

Time-resolved infrared photothermal imaging: From transient observations towards the steady-state

Dennis van de Lockand, Daan Wolters, Matz Liebel

Mid-infrared photothermal microscopy is a highly promising imaging technique that enables spatially resolved vibrational fingerprinting. The combination of infrared induced heating…

physics.optics2024★ 1 cited

Ultra-broadband Optical Diffraction Tomography

Martin Hörmann, Franco V. A. Camargo, Niek F. van Hulst +2

Optical diffraction tomography (ODT) is a powerful non-invasive 3D imaging technique, but its combination with broadband light sources is difficult. In this study, we introduce ult…

physics.optics2021

Widefield phototransient imaging for visualizing 3D motion of resonant particles in scattering environments

Matz Liebel, Franco V. A. Camargo, Giulio Cerullo +1

Identifying, visualising and ultimately tracking dynamically moving non-fluorescent nanoparticles in the presence of non-specific scattering is a long-standing challenge across the…

physics.optics2021★ 14 cited

One-shot phase image distinction of plasmonic and dielectric nanoparticles

Lisa Saemisch, Niek F. van Hulst, Matz Liebel

Nanoscale phase-control is one of the most powerful approaches to specifically tailor electrical fields in modern nanophotonics. Especially the precise sub-wavelength assembly of m…

physics.optics2020★ 21 cited

Precise nanosizing with high dynamic range holography

Unai Ortiz-Orruño, Ala Jo, Hakho Lee +2

Optical sensing is one of the key-enablers of modern diagnostics. Especially label-free imaging modalities hold great promise as they eliminate labeling procedures prior to analysi…

cond-mat.mes-hall2020★ 39 cited

Observation of giant and tuneable thermal diffusivity of Dirac fluid at room temperature

Alexander Block, Alessandro Principi, Niels C. H. Hesp +8

Conducting materials typically exhibit either diffusive or ballistic charge transport. However, when electron-electron interactions dominate, a hydrodynamic regime with viscous cha…

physics.chem-ph2019★ 2 cited

Statistical analysis of many single-molecule encounters reveals plasmonic resonance dependent nanoantenna-molecule interactions

Lisa Saemisch, Matz Liebel, Niek van Hulst

The nanoscale interaction between single emitters and plasmonic structures is traditionally studied by relying on near-perfect, deterministic, nanoscale-control. This approach is u…

physics.optics2018★ 179 cited

Tracking ultrafast hot-electron diffusion in space and time by ultrafast thermo-modulation microscopy

Alexander Block, Matz Liebel, Renwen Yu +4

The ultrafast response of metals to light is governed by intriguing non-equilibrium dynamics involving the interplay of excited electrons and phonons. The coupling between them giv…

physics.chem-ph2017★ 81 cited

Room-temperature ultrafast non-linear spectroscopy of a single molecule

Matz Liebel, Costanza Toninelli, Niek F. van Hulst

Single molecule spectroscopy aims at unveiling often hidden but potentially very important contributions of single entities to a system's ensemble response. Albeit contributing tre…

physics.optics2014★ 53 cited

Sub-10 fs pulses tunable from 480 to 980 nm from a NOPA pumped by a Yb:KGW source

Matz Liebel, Christoph Schnedermann, Philipp Kukura

We describe two noncollinear optical parametric amplifier (NOPA) systems pumped by either the second (515 nm) or the third (343 nm) harmonic of an Yb:KGW amplifier, respectively. P…

physics.chem-ph2014★ 55 cited

Direct observation of the coherent nuclear response after the absorption of a photon

Matz Liebel, Christoph Schnedermann, Giovanni Bassolino +3

How molecules convert light energy to perform a specific transformation is a fundamental question in photophysics. Ultrafast spectroscopy reveals the kinetics associated with elect…

physics.chem-ph2013★ 75 cited

Vibrationally coherent crossing and coupling of electronic states during internal conversion in beta-carotene

Matz Liebel, Christoph Schnedermann, Philipp Kukura

Coupling of nuclear and electronic degrees of freedom mediates energy flow in molecules after optical excitation. The associated coherent dynamics in polyatomic systems, however, r…