Marcel Mayor
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Synthesis of a Station‐Less Molecular Daisy Chain Open
A daisy chain architecture without a preferred low energy arrangement of the mechanically linked components is presented. The molecular design combines a rigid‐rod type oligophenylene ethynylene subunit with an oligoethylene glycol macrocy…
View article: Enhancing thermoelectric output in a molecular heat engine utilizing Yu-Shiba-Rusinov bound states
Enhancing thermoelectric output in a molecular heat engine utilizing Yu-Shiba-Rusinov bound states Open
Particle exchange heat engines are a novel class of cyclic heat engines that are all-electrical, contain no moving parts and can therefore be scaled down to nanometer size. At the center of their operation is the manipulation of a particle…
Photocleavable Porphyrin Derivatives for Quantum Optics Open
Optical control of molecular beams is intriguing as it promises to become a new tool for mass spectrometry and quantum interferometry, where a single or two photons deterministically remove a tailored tag from a larger molecular structure,…
View article: Mechanically Stable Kondo Resonance in an Organic Radical Molecular Junction
Mechanically Stable Kondo Resonance in an Organic Radical Molecular Junction Open
Organic radicals are promising candidates for molecular spintronics due to their intrinsic magnetic moment, their low spin-orbit coupling, and their weak hyperfine interactions. Using a mechanically controlled break junction setup at both …
Series of Geländer oligomers with orthogonal rungs Open
The synthesis and analyses of a series of “Geländer” oligomers with perpendicularly arranged rungs are reported.
View article: Neutralization of an Oxytocin Derivative by 355 nm Photocleavage in High Vacuum
Neutralization of an Oxytocin Derivative by 355 nm Photocleavage in High Vacuum Open
Controlling the charge state of biomolecules in high vacuum enables experiments in molecular physics and physical chemistry, particularly in applications of mass spectrometry, trapping and cooling, spectroscopy and matter‐wave interferomet…
A cross-shaped organic framework: a multi-functional template arranging chromophores Open
The design and synthesis of an easily functionalizable cross-shaped organic framework is presented. The template is bis- and tetra-decorated with achiral chromophores, offering a platform to study fundamental properties such as chirality a…
View article: Design and Synthesis of Multipath Compact Cyclophanes for Quantum Interference Studies
Design and Synthesis of Multipath Compact Cyclophanes for Quantum Interference Studies Open
To investigate interference phenomena and conductance properties in mechanically controlled break junctions (MCBJs), macrocycles 1 and 2 (BMCs: for BenzeneMacroCycles), containing a meta ‐substituted benzene moiety with solubilizing tert ‐…
Toward Molecular Textiles: Synthesis and Characterization of Molecular Patches Open
This works describes a new step into the assembly of molecular textiles by the use of covalent templating. To establish a well‐founded base and to tackle pre‐mature obstacles, expected during the fabrication of the desired 2D‐material, we …
A Cycloparaphenylene Acetylene as Potential Precursor for an Armchair Carbon Nanotube Open
The bottom‐up synthesis of carbon nanotubes (CNTs) is a long‐standing goal in synthetic chemistry. Producing CNTs with defined lengths and diameters would render these materials and thus their fascinating properties accessible in a control…
Diffraction Image data for "Diffracting molecular matter-waves at deep-ultraviolet standing-light waves" Open
This repository contains the raw image data presented in the publication arXiv:2408.00461. The folder main contains diffraction images for the three molecules PcH2, DIA and DND presented in the main text of the paper. For each molecule we …
A Macrocycle with a Pair of Endo‐Isocyanides and its Affinity to Gold(I) Open
A pair of isocyanides pointing towards each other are fixed in a macrocyclic scaffold. The arrangement not only increases their local concentration, it should also enable their linear arrangement in coordination compounds. The macrocyclic …
View article: Influence of Peripheral Alkyl Groups on Junction Configurations in Single-Molecule Electronics
Influence of Peripheral Alkyl Groups on Junction Configurations in Single-Molecule Electronics Open
The addition of a lateral alkyl chain is a well-known strategy to reduce π-stacked ensembles of molecules in solution, with the intention to minimize the interactions between the molecules' backbones. In this paper, we study whether this c…
View article: Benchmarking break-junction techniques: electric and thermoelectric characterization of naphthalenophanes
Benchmarking break-junction techniques: electric and thermoelectric characterization of naphthalenophanes Open
Break-junction techniques provide the possibility to study electric and thermoelectric properties of single-molecule junctions in great detail.
View article: Diffracting molecular matter-waves at deep-ultraviolet standing-light waves
Diffracting molecular matter-waves at deep-ultraviolet standing-light waves Open
We demonstrate an optical 266 nm beamsplitter for molecular matter-waves, observing effects of optical molecular properties in the gas phase such as absorption cross section and polarisability.
View article: NSPs: chromogenic linkers for fast, selective, and irreversible cysteine modification
NSPs: chromogenic linkers for fast, selective, and irreversible cysteine modification Open
o -Nitrostyryl-pyridinium ions (NSPs) are easily accessible electrophiles that react rapidly and irreversibly with sulfhydryl groups accompanied by a large bathochromic shift.
View article: Thermal control over phosphorescence or thermally activated delayed fluorescence in a metal–organic framework
Thermal control over phosphorescence or thermally activated delayed fluorescence in a metal–organic framework Open
By integrating a tailor-made donor–acceptor (D–A) ligand in a metal–organic framework (MOF), a material with unprecedented features emerges.
View article: Highly sensitive single-molecule detection of macromolecule ion beams
Highly sensitive single-molecule detection of macromolecule ion beams Open
The analysis of proteins in the gas phase benefits from detectors that exhibit high efficiency and precise spatial resolution. Although modern secondary electron multipliers already address numerous analytical requirements, additional meth…
Opto‐Electrochemical Synaptic Memory in Supramolecularly Engineered Janus 2D MoS<sub>2</sub> Open
Artificial synapses combining multiple yet independent signal processing strategies in a single device are key enabler to achieve high‐density of integration, energy efficiency, and fast data manipulation in brain‐like computing. By taming…
View article: Giving the Green Light to Photochemical Uncaging of Large Biomolecules in High Vacuum
Giving the Green Light to Photochemical Uncaging of Large Biomolecules in High Vacuum Open
The isolation of biomolecules in a high vacuum enables experiments on fragile species in the absence of a perturbing environment. Since many molecular properties are influenced by local electric fields, here we seek to gain control over th…
View article: Click, Lock &amp; Dye: a chromogenic handle for selective cysteine modification
Click, Lock & Dye: a chromogenic handle for selective cysteine modification Open
The addition of a sulfhydryl group to water-soluble N-alkyl(o-nitrostyryl)pyridinium ions (NSPs) followed by fast and irreversible cyclization and aromatization results in a stable S-Csp2-bond. The reaction sequence, termed Click & Lock, e…
View article: Highly sensitive single-molecule detection in slow protein ion beams
Highly sensitive single-molecule detection in slow protein ion beams Open
The analysis of proteins in the gas phase benefits from detectors that exhibit high efficiency and precise spatial resolution. Although modern secondary electron multipliers already address numerous analytical requirements, new methods are…
View article: Giving the green light to photochemical uncaging of large biomolecules in high vacuum
Giving the green light to photochemical uncaging of large biomolecules in high vacuum Open
The isolation of biomolecules in high vacuum enables experiments on fragile species in the absence of a perturbing environment. Since many molecular properties are influenced by local electric fields, here we seek to gain control over the …
CCDC 2175851: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: Superconducting quantum detectors and single photon charge control for mass spectrometry
Superconducting quantum detectors and single photon charge control for mass spectrometry Open
Since the early 20th century, molecular beam research has led to many advances in physics and chemistry, from precision molecule metrology, over tests of fundamental symmetries, and molecular quantum optics to applied mass spectrometry. Al…
A Cross‐Shaped Monomer as Building Block for Molecular Textiles Open
The exploration of new materials is timeless. Especially 2D‐materials have gotten much interest in the last decades. This work proposes a new route towards a fascinating class of 2D materials: molecular textiles. The suggested bottom‐up ap…
An organic cage controlling the dimension and stability of gold nanoparticles Open
Gold nanoparticles are efficiently synthesized inside an organic cage, which controls their size, provides thermal stability, and exposes one functional group per particle.