Publications related to Luciferases with tunable emission wavelengths

[n]Cycloparaphenylenes as Compatible Fluorophores for Melt Electrowriting

Fluorescent probes are an indispensable tool in the realm of bioimaging technologies, providing valuable insights into the assessment of biomaterial integrity and structural properties. However, incorporating fluorophores into scaffolds made from melt elec ...

Wiley-V C H Verlag Gmbh2024

Subsurface fluorescence time-of-flight imaging using a large-format single-photon avalanche diode sensor for tumor depth assessment

Claudio Bruschini, Edoardo Charbon, Arin Can Ülkü, Yichen Feng

Significance: Fluorescence guidance is used clinically by surgeons to visualize anatomical and/or physiological phenomena in the surgical field that are difficult or impossible to detect by the naked eye. Such phenomena include tissue perfusion or molecula ...

SPIE Society of Photo-optical Instrumentation Engineers2024

Nanoscale Mapping of Light Emission in Nanospade-Based InGaAs Quantum Wells Integrated on Si(100): Implications for Dual Light-Emitting Devices

Anna Fontcuberta i Morral, Jean-Baptiste Leran, Nicolas Tappy, Nicholas Paul Morgan, Raphaël François Lemerle, Wonjong Kim, Akshay Balgarkashi, Titouan Charvin, Didem Dede, Valerio Piazza

III-V semiconductors outperform Si in many optoelectronics applications due to their high carrier mobility, efficient light emission and absorption processes, and the possibility to engineer their band gap through alloying. However, complementing Si techno ...

2022

Light emission properties of mechanical exfoliation induced extended defects in hexagonal boron nitride flakes

Anna Fontcuberta i Morral, Nicolas Tappy

Recently, hexagonal boron nitride (hBN) has become an interesting platform for quantum optics due to its peculiar defect-related luminescence properties. Concomitantly, hBN was established as the ideal insulating support for realizing 2D materials devices, ...

IOP Publishing Ltd2022

Swiss Energy System 2050: Pathways to Net Zero CO2 and Security of Supply - Basic report

Jean-Louis Scartezzini, Andrea Baranzini, Oliver Kröcher

This report aims at assessing pathways and formulating recommendations for the transformation of the Swiss energy system necessary to achieve the net zero greenhouse gas (GHG) emission target by 2050 (BFE 2017a) set by the Federal Council taking into accou ...

Swiss Academies of Arts and Sciences2022

Empirical investigation of the emission-macroscopic fundamental diagram

Nikolaos Geroliminis, Martí Montesinos Ferrer, Emmanouil Barmpounakis, Eric Justin Gonzales

Vehicle emissions are a major contributor of air pollution in urban areas, with severe consequences for public health and the environment. This paper focuses on analyzing vehicle emissions in a multimodal urban context to better understand its determinants ...

2021

Reversible Oxygen Sensing Based on Multi-Emission Fluorescence Quenching

Esther Amstad, Akin Gürsoy, Efe Armagan, Claudio Toncelli, René M. Rossi

Oxygen is ubiquitous in nature and it plays a key role in several biological processes, such as cellular respiration and food deterioration, to name a few. Currently, reversible and non-destructive oxygen sensing is usually performed with sensors produced ...

2020

Tracing China's external driving sources and internal emission hotspots of export-driven PM10 emission

Yue Lu, Qinli Lu

External trade could induce extensive air pollutant emissions among partners. PM10 (particles smaller than 10 mu m) is an important pollutant that could cause various problems. Few studies have researched the spatial heterogeneity of this export-driven pol ...

ELSEVIER SCI LTD2020

Temporal resolution doubling in fluorescence light-sheet microscopy via a hue-encoded shutter and regularization

Michael Stefan Daniel Liebling, Christian Jaques

Studying dynamic biological processes, such as heart development and function in zebrafish embryos, often relies on multi-channel fluorescence labeling to distinguish multiple anatomical features, yet also demands high frame rates to capture rapid cell mot ...

2020

Nanoporous silicon tubes: the role of geometry in nanostructure formation and application to light emitting diodes

Anna Fontcuberta i Morral, Jelena Vukajlovic Plestina, Francesca Amaduzzi, Heidi Andrea Potts, Luca Francaviglia

Obtaining light emission from silicon has been the holy grail of optoelectronics over the last few decades. One of the most common methods for obtaining light emission from silicon is to reduce it to a nanoscale structure, for example by producing porous s ...

Institute of Physics2017

Nanometer-scale monitoring of quantum-confined Stark effect and emission efficiency droop in multiple GaN/AlN quantum disks in nanowires

Gwénolé Jean Jacopin

We report on a detailed study of the intensity dependent optical properties of individual GaN/AlN quantum disks (QDisks) embedded into GaN nanowires (NW). The structural and optical properties of the QDisks were probed by high spatial resolution cathodolum ...

Amer Physical Soc2016

Polarization response of nanowires a la carte

Anna Fontcuberta i Morral, Martin Heiss, Esther Alarcon Llado, Eleonora Russo, Alberto Casadei, Francesca Amaduzzi

Thanks to their special interaction with light, semiconductor nanowires have opened new avenues in photonics, quantum optics and solar energy harvesting. One of the major challenges for their full technological deployment has been their strong polarization ...

Nature Publishing Group2015

Associations among Household Characteristics, Vehicle Characteristics and Emissions Failures: An Application of Targeted Marketing Data

Michel Bierlaire, Stefan Yves Gabriel Binder

Many U.S. cities use vehicle emissions testing programs to improve air quality by identifying gross polluting vehicles and requiring their owners to make emissions-related repairs. All vehicles that meet certain criteria must pass an emissions test as part ...

Pergamon-Elsevier Science Ltd2014

Functional Characterization of the Mouse Olfactory Receptor mOR256-17 in Live Cells

Thamani Dahoun

Olfactory receptors (ORs) constitute the largest family of sensory membrane proteins in mammals. They play a key role within the olfactory system to recognize and discriminate a nearly unlimited number of structurally diverse odorant molecules. The molecul ...

EPFL2013

Prediction of vehicle activity for emissions estimation under oversaturated conditions along signalized arterials

Nikolaos Geroliminis, Eleni Christofa

The traditional methodology for estimating vehicle emissions based on vehicle miles traveled and average speed is not reliable because it does not consider the effects of congestion, control devices, and driving mode (cruise, acceleration, deceleration, an ...

2013

Real-time observation of the charge transfer to solvent dynamics

Majed Chergui, Olivier Christian Bräm, Andrea Cannizzo

Intermolecular electron-transfer reactions have a crucial role in biology, solution chemistry and electrochemistry. The first step of such reactions is the expulsion of the electron to the solvent, whose mechanism is determined by the structure and dynamic ...

Nature Publishing Group2013

Optimal Methodology to Generate Road Traffic Emissions for Air Quality Modeling : Application to Ho Chi Minh City

Quoc Bang Ho

Growing population, consuming a large amount of energy such as combustion of fossil fuel, increasing pollutant emissions in the atmosphere are the threats to the sustainable development of our planet in general, and of the air quality in particular. Accord ...

EPFL2010

Photosensitivity and luminescence of chromium and bismuth doped fibers

Christian Ban

Optical fiber materials with broad-band gain in the visible or in the telecommunication window are of great interest for optical communication or the biomedical domain in order to built integrated tunable lasers, amplifiers, ultra-short pulse lasers, or br ...

EPFL2009

Method and apparatus to determine a planet vector

Renato Krpoun, Edoardo Charbon, Noémy Scheidegger, Herbert Shea

The present invention relates to a method for a low cost Planet vector Sensor based on imaging atmospheric oxygen emission at 762 nm or at 557.7 wavelengths using either CMOS, CCD or arrays of single photon avalanche diodes (SPADs). In both daytime and nig ...

2008

Spectral prediction model for color prints on paper with fluorescent additives

Roger Hersch

I propose a model for predicting the total reflectance of color halftones printed on paper incorporating fluorescent brighteners. The total reflectance is modeled as the additive superposition of the relative fluorescent emission and the pure reflectance o ...

2008