Publication
Plasmon-induced near-infrared fluorescence enhancement of single-walled carbon nanotubes
Publications associées (134)
Plasmonic Nanostructures for Photocatalysis: Material, Photonic and Electronic Effects
Plasmonic photochemistry has a large potential to replace energy-intensive chemical processes with low-temperature, low-pressure light-driven chemical reactions. Plasmonic nanostructures have emerged as promising photocatalysts with exceptional and tunable ...
EPFL2024Photoluminescence brightening of single-walled carbon nanotubes through conjugation with graphene quantum dots
Ardemis Anoush Boghossian, Melania Reggente, Niloufar Sharif, Sayyed Hashem Sajjadi, Shang-Jung Wu
Spanning the tissue transparency window, the near-infrared (NIR) photoluminescence (PL) of single-walled carbon nanotubes (SWCNTs) can optically penetrate biological tissue for deep-tissue imaging and optical sensing. SWCNTs are often functionalized with s ...
2023Nb, Ta and Hf-The tri-dopant tournament for the enhancement of TiO2 photochromism
TiO2 quantum dot (QD) size nanoparticle colloids have shown tremendous photochromic response. Here we show that the of the photochromic response of TiO2 QDs can be further enhanced by doping. Our synthesis approach allows to reach high nominal doping level ...
ELSEVIER SCIENCE SA2023Photo- and Thermally- induced Effects on the Absorption Spectroscopy of Au/SiO2 and Au/TiO2 Core-shell Nanoparticles
Electrons generated by Landau damping of the plasmon excitation on gold nanoparticles that can be injected into an adjacent semiconductor e.g. anatase TiO2, enhancing the light harvesting capabilities of solar energy conversion devices. The understanding o ...
EPFL2022Low and high frequency electromagnetic forces: numerical modelling and practical applications
The understanding and manipulation of nanoscale analytes is a central theme in nanotechnology and has been one of the main driving forces behind the development of this field as we know it today. Furthermore, such a technology has the potential to also rev ...
EPFL2022PHz Electronic Device Design and Simulation for Waveguide-Integrated Carrier-Envelope Phase Detection
Carrier-envelope phase (CEP) detection of ultrashort optical pulses and low-energy waveform field sampling have recently been demonstrated using direct time-domain methods that exploit optical-field photoemission from plasmonic nanoantennas. These devices ...
IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2022Comparison of electrical and optical transduction modes of DNA-wrapped SWCNT nanosensors for the reversible detection of neurotransmitters.
Jürgen Brugger, Giovanni Boero, Nergiz Sahin Solmaz
In this study, we compare the electrical and optical signal transduction of nanoscale biosensors based on single -walled carbon nanotubes (SWCNTs). Solution processable single-stranded (ss) DNA-wrapped SWCNTs were used for the fabrication of the distinct s ...
ELSEVIER ADVANCED TECHNOLOGY2022Investigation of photoinduced effects in plasmonic nanocavities
Light matter interaction can be boosted by several orders of magnitude by tailoring the photonic environment, thus enabling a wide range of applications. One particular example are plasmonic nanostructures that support localized surface plasmon polariton ( ...
EPFL2021Directed evolution of DNA-wrapped single-walled carbon nanotube complexes for optical sensing
Benjamin Paul Johanès Gabriel Lambert
Single-walled carbon nanotubes (SWCNTs) have garnered significant interest for their applications in optical biosensing. SWCNTs exhibit a sensitive and photostable fluorescence in the near-infrared (NIR) range, allowing for the continuous monitoring of tar ...
EPFL2021Simultaneous Reciprocal and Real Space X-Ray Imaging of Time-Evolving Systems
Goran Lovric, Marco Stampanoni
Imaging the (sub)micron scale over large areas with high temporal resolution becomes increasingly necessary for the development and investigation of novel materials under realistic operation conditions. Small angle x-ray scattering imaging methods provide ...
AMER PHYSICAL SOC2021