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Jürgen Brugger

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Publications associées (329)

Where Does Energy Go in Electron Energy Loss Spectroscopy of Nanostructures?

Jürgen Brugger, Olivier Martin, Valentin Flauraud, Duncan Thomas Lindsay Alexander, Gabriel David Bernasconi, Jérémy Butet

Electron energy loss spectroscopy is a method of choice for the characterization of both the spatial and spectral properties of localized surface plasmon resonances. The energy lost by the impinging electrons is commonly explained by the Lorentz force acti ...

2017

Mode Evolution in Strongly Coupled Plasmonic Dolmens Fabricated by Templated Assembly

Jürgen Brugger, Olivier Martin, Valentin Flauraud, Duncan Thomas Lindsay Alexander, Massimo Mastrangeli, Gabriel David Bernasconi, Jérémy Butet

Plasmonic antennas have enabled a wealth of applications that exploit tailored near-fields and radiative properties, further endowed by the bespoke interactions of multiple resonant building blocks. Specifically, when the interparticle distances are reduce ...

2017

Nanopatterning of a Stimuli-Responsive Fluorescent Supramolecular Polymer by Thermal Scanning Probe Lithography

Jürgen Brugger, Samuel Zimmermann

The miniaturization of nanometer-sized multicolor fluorescent features is of continuous significance for counterfeit security features, data storage, and sensors. Recent advances in engineering of stimuli-responsive supramolecular polymeric materials that ...

2017

Transient Nanoscopic Phase Separation in Biological Lipid Membranes Resolved by Planar Plasmonic Antennas

Jürgen Brugger, Valentin Flauraud, Raju Regmi, Pamina Winkler

Nanoscale membrane assemblies of sphingolipids, cholesterol, and certain proteins, also known as lipid rafts, play a crucial role in facilitating a broad range of important cell functions. Whereas on living cell membranes lipid rafts have been postulated t ...

American Chemical Society2017

Mode Coupling in Plasmonic Heterodimers Probed with Electron Energy Loss Spectroscopy

Jürgen Brugger, Olivier Martin, Valentin Flauraud, Duncan Thomas Lindsay Alexander, Gabriel David Bernasconi, Jérémy Butet

While plasmonic antennas composed of building blocks made of the same material have been thoroughly studied, recent investigations have highlighted the unique opportunities enabled by making compositionally asymmetric plasmonic systems. So far, mainly hete ...

American Chemical Society2017

In-Plane Plasmonic Antenna Arrays with Surface Nanogaps for Giant Fluorescence Enhancement

Jürgen Brugger, Valentin Flauraud, Duncan Thomas Lindsay Alexander, Raju Regmi, Pamina Winkler

Optical nanoantennas have a great potential for enhancing light-matter interactions at the nanometer scale, yet fabrication accuracy and lack of scalability currently limit ultimate antenna performance and applications. In most designs, the region of maxim ...

American Chemical Society (ACS)2017

High-aspect ratio nanopatterning via combined thermal scanning probe lithography and dry etching

Jürgen Brugger, Yuliya Lisunova

Thermal scanning probe lithography is an emerging nanofabrication technique for rapid prototyping of arbitrary topographies in thermally sensitive resist. This feature, paired to the recent advances in dry plasma etching techniques, allows the fabrication ...

Elsevier2017

Nanoscale topographical control of capillary assembly of nanoparticles

Jürgen Brugger, Olivier Martin, Valentin Flauraud, Duncan Thomas Lindsay Alexander, Massimo Mastrangeli, Elmira Shahrabi, Gabriel David Bernasconi, Jérémy Butet

Predetermined and selective placement of nanoparticles onto large-area substrates with nanometre-scale precision is essential to harness the unique properties of nanoparticle assemblies, in particular for functional optical and electro-optical nanodevices. ...

2017

Single-chip electron spin resonance detectors operating at 50 GHz, 92 GHz, and 146 GHz

Giovanni Boero, Jürgen Brugger, Jens Anders, Henrik Moodysson Rønnow, Ivica Zivkovic, Gabriele Gualco, Alessandro Valentino Matheoud

We report on the design and characterization of single-chip electron spin resonance (ESR) detectors operating at 50 GHz, 92 GHz, and 146 GHz. The core of the single-chip ESR detectors is an integrated LC-oscillator, formed by a single turn aluminum planar ...

Academic Press Inc - Elsevier Science2017

Planar Optical Nanoantennas Resolve Cholesterol-Dependent Nanoscale Heterogeneities in the Plasma Membrane of Living Cells

Jürgen Brugger, Valentin Flauraud, Raju Regmi, Pamina Winkler

Optical nanoantennas can efficiently confine light into nanoscopic hotspots, enabling single-molecule detection sensitivity at biological relevant conditions. This innovative approach to breach the diffraction limit offers a versatile platform to investiga ...

2017

Control of the interaction strength of photonic molecules by nanometer precise 3D fabrication

Jürgen Brugger, Yuliya Lisunova

Applications for high resolution 3D profiles, so-called grayscale lithography, exist in diverse fields such as optics, nanofluidics and tribology. All of them require the fabrication of patterns with reliable absolute patterning depth independent of the su ...

Nature Research2017

Growth Of Organic Semiconductor Thin Films with Multi-Micron Domain Size and Fabrication of Organic Transistors Using a Stencil Nanosieve

Jürgen Brugger, Valentin Flauraud, Shenqi Xie

To grow small molecule semiconductor thin films with domain size larger than modern-day device sizes, we evaporate the material through a dense array of small apertures, called a stencil nanosieve. The aperture size of 0.5 μm results in low nucleation dens ...

Amer Chemical Soc2017

Silicon nanostructures for bright field full color prints

Jürgen Brugger, Valentin Flauraud, Miguel Arnold Reyes

Nanoscale color printing has recently emerged as a unique alternative to traditional pigments by providing record spatial resolution, angular independent, durable and single material colors. Widely based on plasmonic nanostructures, numerous efforts in the ...

Amer Chemical Soc2017

A transparent silk-fibroin-based triboelectric microgenerator for airflow energy harvesting

Jürgen Brugger, Xiao Sheng Zhang, Ya Wang, Yinben Guo

We present a new transparent high-performance triboelectric microgenerator (TEMG) based on an emerging material, silk fibroin. Silk fibroin has a strong ability to lose electrons and occupies a top-level positive position in the triboelectric series. It th ...

IEEE Xplore2017

Shape Memory Micro- and Nanowire Libraries for the High-Throughput Investigation of Scaling Effects

Jürgen Brugger, Alfred Ludwig, Shenqi Xie

The scaling behavior of Ti-Ni-Cu shape memory thin-film micro-and nanowires of different geometry is investigated with respect to its influence on the martensitic transformation properties. Two processes for the high throughput fabrication of Ti-Ni-Cu micr ...

ACS Publications2017

Penciling a triboelectric nanogenerator on paper for autonomous power MEMS applications

Jürgen Brugger, Xiao Sheng Zhang

Triboelectric nanogenerator (TENG) has proven to be a robust power source to efficiently convert ambient mechanical energy into electricity. It experienced substantial growth in the past years owing to its appealing features that make it superior than othe ...

Elsevier Science Bv2017

Synthesis of superposition shape images by light interacting with layers of lenslets

Roger Hersch, Jürgen Brugger, Valentin Flauraud, Théophane Besson, Thomas Walger

The present invention describes methods and apparatuses for creating superposition shape images by superposed base and revealing layers of lenslet gratings. The superposition shape images form a message recognizable by a human observer or by an image acqui ...

2017

High sensitivity field asymmetric ion mobility spectrometer

Philippe Marmillod, Giovanni Boero, Jürgen Brugger, Mario Andres Chavarria Varon, Alessandro Valentino Matheoud

A high sensitivity field asymmetric ion mobility spectrometer (FAIMS) was designed, fabricated, and tested. The main components of the system are a 10.6 eV UV photoionization source, an ion filter driven by a high voltage/high frequency n-MOS inverter circ ...

American Institute of Physics2017

Harnessing the damping properties of materials for high-speed atomic force microscopy

Jürgen Brugger, Jonas Grossenbacher, Georg Fantner, Blake William Erickson, Jonathan David Adams, Adrian Pascal Nievergelt

The success of high-speed atomic force microscopy in imaging molecular motors1, enzymes2 and microbes3 in liquid environments suggests that the technique could be of significant value in a variety of areas of nanotechnology. However, the majority of atomic ...

Nature Publishing Group2016

Arrays of Pentacene Single Crystals by Stencil Evaporation

Jürgen Brugger, Valentin Flauraud, Shenqi Xie

In order to realize high-performance organic thin-film transistors (TFT), two parameters of the organic semiconducting layer are desired: single crystallinity for high mobility and patterning for low off currents. High-quality single crystals can be fabric ...

2016

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