Publications by Aleksandra Radenovic

Related publications (152)

Super-resolved Optical Mapping of Reactive Sulfur-Vacancies in Two-Dimensional Transition Metal Dichalcogenides

Andras Kis, Aleksandra Radenovic, Magalí Alejandra Lingenfelder, Jean Camille Benjamin Comtet, Martina Lihter, Yanfei Zhao, Michal Daniel Macha, Karla Banjac, Jing Zhang, Zhenyu Wang, Miao Zhang, Tzu-Heng Chen

Transition metal dichalcogenides (TMDs) represent a class of semiconducting two-dimensional (2D) materials with exciting properties. In particular, defects in 2D-TMDs and their molecular interactions with the environment can crucially affect their physical ...

AMER CHEMICAL SOC2021

Nanoscale thermal control of a single living cell enabled by diamond heater-thermometer

Aleksandra Radenovic, Evgenii Glushkov

We report a new approach to controllable thermal stimulation of a single living cell and its compartments. The technique is based on the use of a single polycrystalline diamond particle containing silicon-vacancy (SiV) color centers. Due to the presence of ...

Nature Portfolio2023

High Performance Semiconducting Nanosheets via a Scalable Powder-Based Electrochemical Exfoliation Technique

Aleksandra Radenovic, Kevin Sivula, Miao Zhang, Victor Carle Adrien Boureau, Tzu-Heng Chen

The liquid-phase exfoliation of semiconducting transition metal dichalcogenide (TMD) powders into 2D nanosheets represents a promising route toward the scalable production of ultrathin high-performance optoelectronic devices. However, the harsh conditions ...

2022

Stress induced delamination of suspended MoS2 in aqueous environments

Aleksandra Radenovic, Michal Daniel Macha, Sanjin Marion, Mukeshchand Thakur

Applying hydrostatic pressure with suspended 2D material thin membranes allows probing the effects of lateral strain on the ion and fluid transport through nanopores. We demonstrate how both permanent and temporary delamination of 2D materials can be induc ...

ROYAL SOC CHEMISTRY2022

Wafer-scale MOCVD growth of monolayer MoS2 on sapphire and SiO2

Andras Kis, Thomas La Grange, Aleksandra Radenovic, Ke Liu, Yanfei Zhao, Hokwon Kim, Huanyao Cun, Michal Daniel Macha

High-quality and large-scale growth of monolayer molybdenum disulfide (MoS2) has caught intensive attention because of its potential in many applications due to unique electronic properties. Here, we report the wafer-scale growth of high-quality monolayer ...

2019

Controlled Sensing of User-Defined Aptamer-Based Targets Using Scanning Ionic Conductance Spectroscopy

Aleksandra Radenovic, Lely Feletti, Georg Fantner, Barney Frederick Drake, Marcos Penedo Garcia, Helena Miljkovic, Wayne Yang Wen Wei, Zahra Ayar Dulabi

Solid-state nanopores offer the possibility of detecting disease biomarkers in early diagnostic applications. Standard approaches harness fingerprinting, where protein targets are bound to DNA carriers and detected in free translocation with a solid-state ...

2025

Waveguide-Based Platform for Large-FOV Imaging of Optically Active Defects in 2D Materials

Aleksandra Radenovic, Suliana Manley, Jean Camille Benjamin Comtet, Martina Lihter, Anna Archetti, Juan Francisco Gonzalez Marin, Evgenii Glushkov, Anton Stroganov, Vytautas Navikas, Mukeshchand Thakur

Single-molecule localization microscopy (SMLM) is a powerful tool that is routinely used for nanoscale optical imaging of biological samples. Recently, this approach has been applied to study optically active defects in two-dimensional (2D) materials. Such ...

AMER CHEMICAL SOC2019

Nanoscale Selective Passivation of Electrodes Contacting a 2D Semiconductor

Aleksandra Radenovic, Michael Graf, Martina Lihter

2D semiconducting materials have become the central component of various nanoelectronic devices and sensors. For sensors operating in liquid, it is crucial to efficiently block the electron transfer that occurs between the electrodes contacting the 2D mate ...

2019

Transverse Detection of DNA Using a MoS2 Nanopore

Aleksandra Radenovic, Michael Graf, Martina Lihter, Sanjin Marion

Classical nanopore sensing relies on the measurement of the ion current passing through a nanopore. Whenever a molecule electrophoretically translocates through the narrow constriction, it modulates the ion current. Although this approach allows one to mea ...

2019

High-Throughput Nanopore Fabrication and Classification Using Xe-Ion Irradiation and Automated Pore-Edge Analysis

Andras Kis, Aleksandra Radenovic, Martina Lihter, Michal Daniel Macha, Sanjin Marion, Mukeshchand Thakur, Mukesh Kumar Tripathi

Large-area nanopore drilling is a major bottleneck in state-of-the-art nanoporous 2D membrane fabrication protocols. In addition, high-quality structural and statistical descriptions of as-fabricated porous membranes are key to predicting the corresponding ...

AMER CHEMICAL SOC2022

Anomalous interfacial dynamics of single proton charges in binary aqueous solutions

Aleksandra Radenovic, Jean Camille Benjamin Comtet, Evgenii Glushkov, Ahmet Avsar, Miao Zhang

Our understanding of the dynamics of charge transfer between solid surfaces and liquid electrolytes has been hampered by the difficulties in obtaining interface, charge, and solvent-specific information at both high spatial and temporal resolution. Here, w ...

AMER ASSOC ADVANCEMENT SCIENCE2021

High-Resolution Correlative Microscopy: Bridging the Gap between Single Molecule Localization Microscopy and Atomic Force Microscopy

Aleksandra Radenovic, Lely Feletti, Georg Fantner, Pascal Damian Odermatt, Arun Shivanandan, Hendrik Georges Deschout, Adrian Pascal Nievergelt, Radek Jankele

Nanoscale characterization of living samples has become essential for modern biology. Atomic force microscopy (AFM) creates topological images of fragile biological structures from biomolecules to living cells in aqueous environments. However, correlating ...

American Chemical Society (ACS)2015

Liquid-activated quantum emission from native hBN defects for nanofluidic sensing

Aleksandra Radenovic, Martina Lihter, Evgenii Glushkov, Nathan Cyprien Arsène Ronceray, Benjamin Rehl, Tzu-Heng Chen

Liquids confined down to the atomic scale can show radically new properties. However, only indirect and ensemble measurements operate in such extreme confinement, calling for novel optical approaches that enable direct imaging at the molecular level. Here ...

2023

Large-Area Epitaxial Monolayer MoS2

Andras Kis, Aleksandra Radenovic, Anna Fontcuberta i Morral, Philippe Gillet, Nicola Marzari, Simone Bertolazzi, Oriol López Sánchez, Daria Krasnozhon, Ming-Wei Chen, Dmitry Ovchinnikov, Marco Gibertini, Dumitru Dumcenco, Yen-Cheng Kung, Kolyo Marinov

Two-dimensional semiconductors such as MoS2 are an emerging material family with wide-ranging potential applications in electronics, optoelectronics, and energy harvesting. Large-area growth methods are needed to open the way to applications. Control over ...

Amer Chemical Soc2015

Revealing GPCR oligomerization at the single-molecule level through a nanoscopic lens: methods, dynamics and biological function

Aleksandra Radenovic, Paolo Annibale, Marco Scarselli

The introduction of super-resolution fluorescence microscopy has allowed the visualization of single proteins in their biological environment. Recently, these techniques have been applied to determine the organization of class A G-protein-coupled receptors ...

Wiley-Blackwell2015

Three-step, transfer-free growth of MoS2/WS2/graphene vertical van der Waals heterostructure

Aleksandra Radenovic, Michal Daniel Macha

Van der Waals heterostructures (vdWHSs) provide a unique playground to study fundamental physics and practical applications of two-dimensional (2D) materials. However, most 2D heterostructures are prepared by transfer, hindering their technological impleme ...

IOP Publishing Ltd2022

Microscopic Detection Analysis of Single Molecules in MoS2 Membrane Nanopores

Aleksandra Radenovic, Michael Graf

A systematic microscopic analysis of the various resistive effects involved in the electronic detection of single biomolecules in a nanopore of a MoS2 nanoribbon is presented. The variations of the transverse electronic current along the two-dimensional (2 ...

2020

Assessment of neurobehavioural traits under gnotobiotic conditions: an approach for multiple analyses in the same mouse

Aleksandra Radenovic, Raphaël Doenlen, Arielle Louise Planchette

The gut-microbiota-brain axis influences neuroinflammation, neural development and behaviour such as sociability, memory and anxiety. To study these traits in vivo, especially during development or disease, it is crucial to analyse them over time and with ...

2025

Monitoring Electrochemical Dynamics through Single-Molecule Imaging of hBN Surface Emitters in Organic Solvents

Aleksandra Radenovic, Martina Lihter, Nathan Cyprien Arsène Ronceray, Tzu-Heng Chen, Eveline Simone Mayner

Electrochemical techniques conventionally lack spatial resolution and average local information over an entire electrode. While advancements in spatial resolution have been made through scanning probe methods, monitoring dynamics over large areas is still ...

2024

Self-Blinking Dyes Unlock High-Order and Multiplane Super-Resolution Optical Fluctuation Imaging

Theo Lasser, Aleksandra Radenovic, Tomas Lukes, Kristin Stefanie Grussmayer

Most diffraction-unlimited super-resolution imaging critically depends on the switching of fluorophores between at least two states, often induced using intense laser light and specialized buffers or UV radiation. Recently, so-called self-blinking dyes tha ...

AMER CHEMICAL SOC2020