Top articles
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Latest article: how to enlarge your plasmonic enhancement factor
Recently released in International Journal of Optics, this study describes how to show enlarged values of fluorescence enhancement factor using optical (plasmonic) antennas without changing the antenna design. The discussion here focuses on the influence...
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PhD open positions nanophotonics biophotonics France
The Institut Fresnel at Marseille is seeking to recruit talented, enthusiastic young scientists who are highly motivated to boost their research career in the areas of nanophotonics and biophotonics and join the prestigious European Erasmus Mundus Doctorate...
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Latest article: enhanced two-photon excitation of fluorescence
Two-photon excitation of single fluorescent molecules has generated much interest and expectations, especially for analytical sciences. However, current demonstrations struggle with low two-photon fluorescence rate per molecule and/or high background....
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Latest paper: single nanoaperture SERS
My team has released an article in the October 7th issue of the Journal of Physical Chemistry C. A wide range of studies had been recently devoted to nanoaperture arrays as substrates to enhance the Raman scattering spectrocopy of adsorbed molecules....
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Next conference : EOS annual meeting 2010
Meet me at the TOM3 Nanophotonics and Metamaterials during the next annual meeting of the European Optical Society. I'll have a talk on Thursday October 28th 10am. While most of the presentation should focus on our recent methods to experimentally characterize...
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Latest article : fluorescence directional sorting with antennas
Despite intense recent research on optical antennas, tuning the directionality of fluorescence emission remains an open challenge for emitters with random positions and orientations. We address this issue in a recent Nano Letters report, and propose a...
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NanoBioPhotonics Conferences selection 2011
Here is a quick list of conferences where my group's work will be presented. It also provides a short selection of European conferences on nano-bio-photonics, check the weblinks: - March 14th: invited seminar at FOM-AMOLF, Amsterdam - March 17th: "Antennas...
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Fun with Plasmonics: DIY Lycurgus cup
The Lycurgus cup is one the famous examples demonstrating the amazing optical properties of noble metal nanoparticles. Now with minimum chemistry knowledge, you can synthetize your own gold particles (or buy them directly on line) to realize your own...
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Latest article: enhanced second harmonic generation on nanoapertures
My team has recently published a study on second harmonic generation on single gold nanoapertures. This was released in the December 1st issue of Optics Letters. You can find a free reprint here. Metal nanostructures are interesting emitters for second...
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OMNT nanophotonic articles selection
Below are a few articles that I recently selected for the OMNT. “Video-Rate Molecular Imaging in Vivo with Stimulated Raman Scattering” ; Brian G. Saar, Christian W. Freudiger, Jay Reichman, C. Michael Stanley, Gary R. Holtom, X. Sunney Xie, Science 330,...
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Teaser: Optical Antennas Book
A book reviewing all aspects of optical antennas is to be published this year (presumably?) by Cambridge University Press, edited by Andrea Alu and Mario Agio. For those interested in the specific configuration of aperture antennas, you may download a...
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Latest publication : fluorescence cross-correlation spectroscopy in a nanoaperture
Our latest publication has now been released : J. Wenger, D. Gérard, P. -F. Lenne, H. Rigneault, J. Dintinger, T. W. Ebbesen, A. Boned, F. Conchonaud, and D. Marguet, " Dual-color fluorescence cross-correlation spectroscopy in a single nanoaperture :...
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Meet me at
Next conference “Optique Grenoble 2007” (02-05 July) Plenary talk PL4 by Hervé Rigneault : “Structures nanophotoniques pour étudier l'organisation sub-longueur d'onde des biomembranes” Poster P36 by Davy Gérard : “Exaltation de l’émission de fluorescence...
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Nanophotonics PhD position available !
I’m looking for a PhD student to start on October 2007 on the topic of nanostructures to enhance optical contrasts in biophotonics. Different fundings are available depending on the candidate’s profile and motivation. Abstract : The ability to producing...
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New article submitted
Aaaarrrrgggghhhhh…. I finally submitted that doomed paper to this high-impact factor physics journal. Took me a too long time to write it down, and to get it into the limited article length :o(( For those interested, here is the abstract : We resolve...
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Latest funded project : ANR ANTARES
The 3-years ANTARES project aims at fabricating and characterizing nanostructured substrates for surface enhanced Raman scattering (SERS) and fluorescence emission. The controlled arrangement of the colloidal structure and the use of single crystal colloids...
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Image nanospot cell
The following image was submitted as cover art for a Biophysical Journal issue (following our paper on cells under the nanospotlight). Unfortunately, the technical staff editors did not accept to consider it : direct cover art suggestions are not welcome....
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Training periods and PhD positions in optics & biophotonics
The Mosaic group at the Institut Fresnel offers training periods for graduate students in optics and photonics. PhD positions are also available based on the different internship subjects, depending on the applicant’s profile and fundings (read more about...
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Latest publication : photokinetic rates inside nanoapertures
So finally, it got accepted in J. Phys. Chem. C and is now available on the journal homepage following this link. In this paper, we resolve the photokinetics alteration of fluorescent Rh6G molecules diffusing in a water-glycerol mixture within a single...
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Microscope Setup Views
Maybe one of the most crucial part, which will never be published in a paper ! The main picture shows the microscope at the left, the lasers at the center back, and the confocal detection at the forefront right. There are many optical parts, each has...
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Search engine optimization for scientific authors
As the ACS ads puts it, it is no longer sufficient to publish not to perish, your paper needs to be found. The good news is that scientific editors come to maximize the benefit we (and they) can get from search engine optimization for scientific papers.Check...
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SPP3 conference
Now back from the third international conference in surface plasmon photonics in Dijon () last week. A very nice thing is that the abstract book is freely available on the net at http://www.plasmonanodevices.org/spp3/index.html and reports at a glance...
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Latest paper: Singular analysis to homogenize planar metamaterials
The ability to design metamaterials with the prescribed properties is a key to their numerous applications and a focus of intense studies in the photonics community. As metamaterials are engineered at a scale which is much smaller than the wavelength...
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Japan-France Frontiers of Engineering Symposium 2012
Just got back from the frontiers of engineering symposium held end February in Kyoto Japan. Very positive impression of both Japan and conference. Kyoto conference center Japanese-style conference dinner Colleagues Aloyse Degiron and Alexandre Bouhelier...
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Latest paper published
Now it’s made available online : D. Gerard et al, Phys Rev B 77, 045413 (2008) Briefly, we experimentally compare the properties of circular nanoapertures milled in gold and aluminium to enhance the fluorescence of dyes diffusing within the nanoapertures....
