Nicolas Vogel
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View article: Emission enhancement of colloidal quantum dots confined in double disc nano-antennas with controlled opening
Emission enhancement of colloidal quantum dots confined in double disc nano-antennas with controlled opening Open
Colloidal quantum dots are interfaced with plasmonic double disc nanostructures with controlled gap opening. Emission enhancement results from accessible electromagnetic hot spots within the gap region.
View article: Continuous removal of nanoplastics from industrial wastewater using electrophoretic deposition and particle-stabilized foam formation process
Continuous removal of nanoplastics from industrial wastewater using electrophoretic deposition and particle-stabilized foam formation process Open
Micro- and nanoplastics have been found in nearly every environment on earth, from oceans to soil. While microplastics readily sediment and can be filtered, the removal of nanoplastics remains challenging. Nanoplastics also occur as interm…
View article: A Supraparticle‐Based Approach to Robust Biomimetic Superhydrophobic Coatings
A Supraparticle‐Based Approach to Robust Biomimetic Superhydrophobic Coatings Open
Repellent surfaces provide resistance to biofouling, ice formation, bacteria adhesion, or corrosion. Inspired by the hierarchical structure of the lotus leaf, such surfaces minimize water adhesion through micro‐ and nanostructuring. Conven…
View article: Optimizing Catalyst Location within Nanostructured Photoelectrodes
Optimizing Catalyst Location within Nanostructured Photoelectrodes Open
The influence of catalyst location within nanostructured photocathodes on conversion efficiency is reported. Highly uniform vertically aligned silicon nanowire (VA-SiNW) arrays prepared via colloidal lithography and metal-assisted chemical…
View article: Control of Buckling of Colloidal Supraparticles
Control of Buckling of Colloidal Supraparticles Open
The properties of clusters of colloidal particles, often termed supraparticles, are determined by the arrangement of the primary particles. Therefore, controlling the structure formation process is of key importance. While buckled morpholo…
View article: Rough and Tough: How Particle Surface Roughness Affects Liquid Marble Formation and Stability
Rough and Tough: How Particle Surface Roughness Affects Liquid Marble Formation and Stability Open
Liquid marbles are liquid droplets encased by non‐wetting particles. They exhibit elastic and non‐sticking properties that enable applications such as sensors, adhesives, miniature reactors, and material carriers. The formation, stability,…
View article: Predictive design of plasmonic color
Predictive design of plasmonic color Open
Predictive design promises direct access to nanomaterials with optimal properties, identified by rigorous mathematical optimization. This strategy thus provides structural blueprints for synthesis and circumvents extensive parameter screen…
View article: Dataset of the manuscript: Correlative X-ray and electron tomography for scale-bridging, quantitative analysis of complex, hierarchical particle systems
Dataset of the manuscript: Correlative X-ray and electron tomography for scale-bridging, quantitative analysis of complex, hierarchical particle systems Open
This data publication is based on the metadata and datasets underlying the manuscript "Correlative X-ray and electron tomography for scale-bridging, quantitative analysis of complex, hierarchical particle systems" (https://doi.org/10.1016/…
View article: Breakdown of Magic Numbers in Spherical Confinement
Breakdown of Magic Numbers in Spherical Confinement Open
Magic numbers in finite particle systems correspond to specific system sizes that allow configurations with low free energy, often exhibiting closed surface shells to maximize the number of nearest neighbors. Since their discovery in atomi…
View article: Predictive Design to Determine Optimal Absorber Placement in Colloidal Photonic Crystals
Predictive Design to Determine Optimal Absorber Placement in Colloidal Photonic Crystals Open
Structural coloration abounds in nature and its remarkable optical effects are mimicked in synthetic photonic crystals and glasses. However, the color saturation of these synthetic structures is often diminished by incoherent scattering ca…
View article: Correction: Tuning the spontaneous emission of CdTe quantum dots with hybrid silicon–gold nanogaps
Correction: Tuning the spontaneous emission of CdTe quantum dots with hybrid silicon–gold nanogaps Open
Correction for ‘Tuning the spontaneous emission of CdTe quantum dots with hybrid silicon–gold nanogaps’ by Areeg Al-hamadani et al. , RSC Adv. , 2025, 15 , 29053–29062, https://doi.org/10.1039/D5RA04583E.
View article: Tuning the spontaneous emission of CdTe quantum dots with hybrid silicon–gold nanogaps
Tuning the spontaneous emission of CdTe quantum dots with hybrid silicon–gold nanogaps Open
Hybrid dielectric–metal nanogaps incorporating a CdTe quantum dot monolayer with emission rate enhancements up to 51 times, outperforming their homogeneous counterpart of metal–metal or dielectric–dielectric nanogaps.
View article: Spectro‐Spatial Unmixing in Optical Microspectroscopy for Thickness Determination of Layered Materials
Spectro‐Spatial Unmixing in Optical Microspectroscopy for Thickness Determination of Layered Materials Open
Van der Waals materials and devices incorporating them exhibit highly thickness‐dependent properties. The small lateral dimensions of mechanically exfoliated 2D‐layered flakes, however, remarkably complicate their precise thickness determi…
View article: Self-assembly of defined core–shell ellipsoidal particles at liquid interfaces
Self-assembly of defined core–shell ellipsoidal particles at liquid interfaces Open
Pure ellipsoidal particles without a shell consistently form side-to-side "chain-like" assemblies, regardless of aspect ratio. In contrast, core-shell ellipsoidal particles exhibit a transition from tip-to-tip "flower-like" arrangements to…
View article: Nanogels with tailored hydrophobicity and their behavior at air/water interfaces
Nanogels with tailored hydrophobicity and their behavior at air/water interfaces Open
We investigate the interfacial morphology of colloidal nanogels with increasing hydrophobicity. The transition from deformable to solid-like characteristics occurs suddenly above a threshold in hydrophobicity.
View article: Better Together: Synergic Effect of Gallium‐Based Catalyst and Porous Support for Reduction Reactions
Better Together: Synergic Effect of Gallium‐Based Catalyst and Porous Support for Reduction Reactions Open
Liquid metal solutions are a new class of catalysts with outstanding properties in terms of catalytic conversion and resistance to coking. Finding the perfect combination of catalytic particles with homogeneous size distribution and suppor…
View article: The “Recipe” for the Perfect Color
The “Recipe” for the Perfect Color Open
Nature is the source of many fascinating colors, which have been the subject of extensive research by biologists, chemists, physicists, and other scientists. Under the microscope, scientists discovered something interesting: some colors ar…
View article: Controlled Nanopore Sizes in Supraparticle Supports for Enhanced Propane Dehydrogenation with GaPt SCALMS Catalysts
Controlled Nanopore Sizes in Supraparticle Supports for Enhanced Propane Dehydrogenation with GaPt SCALMS Catalysts Open
The efficient immobilization of GaPt liquid metal alloy droplets onto tailored supports improves catalytic performance by preventing coalescence and subsequent loss of active surface area. Herein, we use tailored supraparticle (SP) support…
View article: Programmable self-assembly of core-shell ellipsoids at liquid interfaces
Programmable self-assembly of core-shell ellipsoids at liquid interfaces Open
Ellipsoidal particles confined at liquid interfaces exhibit complex self-assembly behaviour due to quadrupolar capillary interactions induced by meniscus deformation. These interactions cause particles to attract each other in either tip-t…
View article: Amphiphilic Nanogels as Versatile Stabilizers for Pickering Emulsions
Amphiphilic Nanogels as Versatile Stabilizers for Pickering Emulsions Open
Pickering emulsions (PEs) are stabilized by particles at the water/oil interface and exhibit superior long-term stability compared to emulsions with molecular surfactants. Among colloidal stabilizers, nano/microgels facilitate emulsificati…
View article: Control of Buckling of Colloidal Supraparticles
Control of Buckling of Colloidal Supraparticles Open
Clusters of colloidal particles, often termed supraparticles, can provide more functionality than the individual particles they consist of. Since these functionalities are determined by the arrangement of the primary particles within a sup…
View article: Au Nanoparticles@Si Nanowire Oligomer Arrays for SERS: Dimers Are Best
Au Nanoparticles@Si Nanowire Oligomer Arrays for SERS: Dimers Are Best Open
We report the synthesis of vertically aligned silicon nanowire (VA-SiNW) oligomer arrays coated with Au nanoparticle (NP) monolayers via a combination of colloidal lithography, metal-assisted chemical etching, and directed NP assembly. Arr…
View article: Light matters: Quantifiable optical interaction between near-infrared laser radiation and nano-additivated polymers in all states of matter present in laser powder bed fusion
Light matters: Quantifiable optical interaction between near-infrared laser radiation and nano-additivated polymers in all states of matter present in laser powder bed fusion Open
Comprehending the interaction between light and material is crucial to the success of various laser-based processes, including laser powder bed fusion of polymers. The use of the promising near-infrared laser wavelength in laser powder bed…
View article: Enhanced Photon–Phonon Interaction in WSe<sub>2</sub> Acoustic Nanocavities
Enhanced Photon–Phonon Interaction in WSe<sub>2</sub> Acoustic Nanocavities Open
Acoustic nanocavities (ANCs) with resonance frequencies much above 1 GHz are prospective to be exploited in sensors and quantum operating devices. Nowadays, acoustic nanocavities fabricated from van der Waals (vdW) nanolayers allow them to…
View article: Optimizing Color Saturation in Colloidal Photonic Crystals by Control of Absorber Amount and Distribution
Optimizing Color Saturation in Colloidal Photonic Crystals by Control of Absorber Amount and Distribution Open
Nanostructured materials that mimic structural coloration in nature can be synthetically created by colloidal self‐assembly. To maximize optical effects, the natural world integrates melanin as a broadband absorber to remove incoherently s…
View article: Raw Data: Optimizing Color Saturation in Colloidal Photonic Crystals by Control of Absorber Amount and Distribution
Raw Data: Optimizing Color Saturation in Colloidal Photonic Crystals by Control of Absorber Amount and Distribution Open
This data publication is based on the metadata and datasets underlying the manuscripts "Optimizing Color Saturation in Colloidal Photonic Crystals by Control of Absorber Amount and Distribution" 1. 'UV-VIS.zip' contains the following data:…