Explanipedia

DNA Glass: Encasing Diffraction‐Quality, Mesoporous DNA Crystals in Architected Silica Open

Hajar Al‐Zarah, Vidya R. Singh, Karol Woloszyn, Lara Perren, Jules Klingsberg , et al. · 2025

Self‐assembling DNA crystals have emerged over the last two decades as an efficient and effective means of organizing matter at the nanoscale, but functionalization of these lattices has proved challenging as physiological buffer condition…

Bringing Attomolar Detection to the Point‐of‐Care with Nanopatterned DNA Origami Nanoantennas Open

Renukka Yaadav, Kateryna Trofymchuk, Mihir Dass, Vivien Behrendt, Benedikt Hauer , et al. · 2025

Creating increasingly sensitive and cost‐effective nucleic acid detection methods is critical for enhancing point‐of‐care (POC) applications. This requires highly specific capture of biomarkers and efficient transduction of capture events.…

DNA Glass: Encasing Diffraction-Quality, Mesoporous DNA Crystals in Silica Open

Hajar Al‐Zarah, Vidya R. Singh, Karol Woloszyn, Lara Perren, Jules Klingsberg , et al. · 2025

Self-assembling DNA crystals have emerged over the last two decades as an efficient and effective means of organizing matter at the nanoscale, but functionalization of these lattices has proved challenging as physiological buffer condition…

High-endurance mechanical switching in a DNA origami snap-through mechanism Open

Florian Rothfischer, Lennart J. K. Weiß, Niccolò Tedeschi, Michael Matthies, Matthias Vogt , et al. · 2025

Switchable elements are key components of dynamic technological and biological systems, enabling reversible transitions between well-defined states. Here, we present a DNA origami-based, mechanically bistable snap-through mechanism that ca…

DNA origami signal amplification in lateral flow immunoassays Open

Heini Ijäs, Julian Trommler, Linh Nguyen, Stefan van Rest, Philipp C. Nickels , et al. · 2025

Lateral flow immunoassays (LFIAs) enable a rapid detection of analytes in a simple, paper-based test format. Despite their multiple advantages, such as low cost and ease of use, their low sensitivity compared to laboratory-based testing li…

Self‐Assembled Physical Unclonable Function Labels Based on Plasmonic Coupling Open

Mihir Dass, Lena Raab, Christoph Pauer, Christoph Sikeler, Larissa Heinze , et al. · 2025

Counterfeiting of goods and pharmaceuticals impacts economies around the globe and threatens human health. Hardware‐based cryptography exploiting physical unclonable functions (PUFs) provides the means to securely identify and authenticate…

Fabrication of Functional 3D Nanoarchitectures via Atomic Layer Deposition on DNA Origami Crystals Open

Arthur Ermatov, Melisande Kost, Xin Yin, Paul Butler, Mihir Dass , et al. · 2025

While DNA origami is a powerful bottom-up fabrication technique, the physical and chemical stability of DNA nanostructures is generally limited to aqueous buffer conditions. Wet chemical silicification can stabilize these structures but do…

Scattering-based super-resolution optical fluctuation imaging Open

Shimon Yudovich, Gregor Posnjak, Lior Shani, Eti Teblum, Tim Liedl , et al. · 2025

Super-resolution optical imaging has become a prominent tool in life and material sciences, allowing one to decipher structures at increasingly greater spatial detail. Among the utilized techniques in this field, super-resolution optical f…

Deterministic and Scalable Quantum Light Generation in DNA Origami-Programmed Organic Molecule-MoS$_2$ Monolayer Hybrids Open

Shen Zhao, Zhijie Li, Zsófia Meggyesi, Elisabeth Erber, Christoph Sikeler , et al. · 2025

The functionalization of atomically-thin transition metal dichalcogenides (TMDs) with organic molecules is a promising approach for realizing nanoscale optoelectronic devices with tailored functionalities, such as quantum light generation …

Tunable dynamics of flexible magnetic microcrosses: synchronous rotation, breathing and out-of-plane arm overtaking Open

Joe Tavacoli, Andris P. Stikuts, Mihir Dass, Tim Liedl, Pietro Tierno · 2025

We investigate the rotational dynamics of magnetically driven microcrosses. Using slender body theory, we explain the dynamical regimes observed including a breathing mode and an overtaking displaying a three-dimensional rotations.

Bringing Attomolar Detection to the Point-of-Care with Nanopatterned DNA Origami Nanoantennas Open

Renukka Yaadav, Kateryna Trofymchuk, Mihir Dass, Vivien Behrendt, Benedikt Hauer , et al. · 2024

Creating increasingly sensitive and cost-effective nucleic acid detection methods is critical for enhancing point-of-care (POC) applications. This involves capturing all desired biomarkers in a sample with high specificity and transducing …

Fabrication of functional 3D nanoarchitectures via atomic layer deposition on DNA origami crystals Open

Arthur Ermatov, Melisande Kost, Xin Yin, Paul Butler, Mihir Dass , et al. · 2024

While DNA origami is a powerful bottom-up fabrication technique, the physical and chemical stability of DNA nanostructures is generally limited to aqueous buffer conditions. Wet chemical silicification can stabilise these structures but do…

Scattering-Based Super-Resolution Optical Fluctuation Imaging Open

Shimon Yudovich, Gregor Posnjak, Lior Shani, Eti Teblum, Tim Liedl , et al. · 2024

Super-resolution optical imaging has become a prominent tool in life and material sciences, allowing one to decipher structures at increasingly greater spatial detail. Among the utilized techniques in this field, super-resolution optical f…

Diamond-lattice photonic crystals assembled from DNA origami Open

Gregor Posnjak, Xin Yin, Paul Butler, Oliver Bienek, Mihir Dass , et al. · 2024

Colloidal self-assembly allows rational design of structures on the micrometer and submicrometer scale. One architecture that can generate complete three-dimensional photonic bandgaps is the diamond cubic lattice, which has remained diffic…

Unraveling the Chirality Transfer from Circularly Polarized Light to Single Plasmonic Nanoparticles Open

Seunghoon Lee, Chenghao Fan, Artur Movsesyan, Johannes Bürger, Fedja J. Wendisch , et al. · 2024

Due to their broken symmetry, chiral plasmonic nanostructures have unique optical properties and numerous applications. However, there is still a lack of comprehension regarding how chirality transfer occurs between circularly polarized li…

Unraveling the Chirality Transfer from Circularly Polarized Light to Single Plasmonic Nanoparticles Open

Seunghoon Lee, Chenghao Fan, Artur Movsesyan, Johannes Bürger, Fedja J. Wendisch , et al. · 2024

Due to their broken symmetry, chiral plasmonic nanostructures have unique optical properties and numerous applications. However, there is still a lack of comprehension regarding how chirality transfer occurs between circularly polarized li…

Cytotoxicity of Colloidal CdSe and CdSe/ZnS Nanoparticles Open

Christian Kirchner, Tim Liedl, Stefan Kudera, Teresa Pellegrino, Almudena Muñoz Javier , et al. · 2024

Cytotoxicity of CdSe and CdSe/ZnS nanoparticles has been investigated for different surface modifications such as coating with mercaptopropionic\nacid, silanization, and polymer coating. For all cases, quantitative values for the onset of …

Size Determination of (Bio)conjugated Water-Soluble Colloidal Nanoparticles: A Comparison of Different Techniques Open

Ralph A. Sperling, Tim Liedl, Stefan Duhr, Stefan Kudera, Marco Zanella , et al. · 2024

The size of inorganic colloidal nanoparticles coated with organic layers of different thickness has been measured\nwith different techniques, including transmission electron microscopy, gel electrophoresis, size exclusion\nchromatography, …

Hydrophobic Nanocrystals Coated with an Amphiphilic Polymer Shell: A General Route to Water Soluble Nanocrystals Open

Teresa Pellegrino, Liberato Manna, Stefan Kudera, Tim Liedl, Dmitry S. Koktysh , et al. · 2024

A general strategy is described which allows for transferring hydrophobically capped nanocrystals from organic to aqueous solution by\nwrapping an amphiphilic polymer around the particles. In particular, high quality CoPt₃, Au, …

Cooperative dynamics of DNA-grafted magnetic nanoparticles optimize magnetic biosensing and coupling to DNA origami Open

Aidin Lak, Yihao Wang, Pauline J. Kolbeck, Christoph Pauer, Mohammad Suman Chowdhury , et al. · 2024

Single-stranded DNA on MNPs shows a transition from being coiled to being brushed out at low and high grafting densities, respectively. Thereby, MNPs exhibit cooperative dynamics, which is highly relevant for magnetic biosensing and bindin…

Contents list Open

Yuhang Cheng, Shundong Cai, Han Wu, Jintao Pan, Min Su , et al. · 2024

Hot electrons and electromagnetic effects in the broadband Au, Ag, and Ag-Au nanocrystals: The UV, visible, and NIR plasmons Open

Alina Muravitskaya, Artur Movsesyan, Óscar Ávalos‐Ovando, V. Bahamondes, Miguel A. Correa‐Duarte , et al. · 2024

Energetic and optical properties of plasmonic nanocrystals strongly depend on their sizes, shapes, and composition. Whereas using plasmonic nanoparticles in biotesting has become routine, applications of plasmonics in energy are still earl…

Multilayer DNA Origami with Terminal Interfaces That Are Flat and Wide-Area Open

Luzia Kilwing, Pascal Lill, Bhavik Nathwani, Richard Guerra, Erik Benson , et al. · 2023

DNA origami is a popular nanofabrication strategy that employs self-assembly of a long single scaffold strand, typically less than 10 kilobases in length, with hundreds of shorter staple strands into a desired shape. In particular, origami…

Accessible hotspots for single-protein SERS in DNA-origami assembled gold nanorod dimers with tip-to-tip alignment Open

Francis Schuknecht, Karol Kołątaj, Michael Steinberger, Tim Liedl, Theobald Lohmueller · 2023

The label-free identification of individual proteins from liquid samples by surface-enhanced Raman scattering (SERS) spectroscopy is a highly desirable goal in biomedical diagnostics. However, the small Raman scattering cross-section of mo…

Early-Career and Emerging Researchers in Physical Chemistry Volume 2 Open

Anastassia N. Alexandrova, Julie S. Biteen, Sonia Coriani, Franz M. Geiger, Andrew A. Gewirth , et al. · 2023

ADVERTISEMENT RETURN TO ISSUESpecial Issue Prefac...Special Issue PrefaceNEXTEarly-Career and Emerging Researchers in Physical Chemistry Volume 2Anastassia N. AlexandrovaAnastassia N. AlexandrovaMore by Anastassia N. Alexandrovahttps://orc…

Early-Career and Emerging Researchers in Physical Chemistry Volume 2 Open

Anastassia N. Alexandrova, Julie S. Biteen, Sonia Coriani, Franz M. Geiger, Andrew A. Gewirth , et al. · 2023

ADVERTISEMENT RETURN TO ISSUESpecial Issue Prefac...Special Issue PrefaceNEXTEarly-Career and Emerging Researchers in Physical Chemistry Volume 2Anastassia N. AlexandrovaAnastassia N. AlexandrovaMore by Anastassia N. Alexandrovahttps://orc…

Self-assembled physical unclonable function labels based on plasmonic coupling Open

Mihir Dass, Christoph Pauer, Christoph Sikeler, Larissa Heinze, Joe Tavacoli , et al. · 2023

Counterfeiting threatens human health, social equity, national security and global and local economies. Hardware-based cryptography that exploits physical unclonable functions (PUFs) provides the means for secure identification and authent…

Diamond-lattice photonic crystals assembled from DNA origami Open

Gregor Posnjak, Xin Yin, Paul Butler, Oliver Bienek, Mihir Dass , et al. · 2023

Colloidal self-assembly allows rational design of structures on the micrometer and submicrometer scale. One architecture that can generate complete 3D photonic band gaps is the diamond cubic lattice, which has remained difficult to realize…

Controlling the size and adhesion of DNA droplets using surface-active DNA molecules Open

Daqian Gao, Sam Wilken, Anna Nguyen, Gabrielle R. Abraham, Tim Liedl , et al. · 2023

Liquid droplets of biomolecules serve as organizers of the cellular interior and are of interest in biosensing and biomaterials applications. Here, we investigate means to tune the interfacial properties of a model biomolecular liquid cons…

Site-directed placement of three-dimensional DNA origami Open

Irina V. Martynenko, Elisabeth Erber, Veronika Ruider, Mihir Dass, Gregor Posnjak , et al. · 2023

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