Search Results - "Vigneron, J. P."

The design of cationic lipids for gene delivery by Martin, B, Sainlos, M, Aissaoui, A, Oudrhiri, N, Hauchecorne, M, Vigneron, J-P, Lehn, J-M, Lehn, P

“…Synthetic gene delivery vectors are gaining increasing importance in gene therapy as an alternative to recombinant viruses. Among the various types of…”
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Optical near-field excitations on plasmonic nanoparticle-based structures by Foteinopoulou, S, Vigneron, J P, Vandenbem, C

“…We investigate optical excitations on single silver nanospheres and nanosphere composites with the Finite Difference Time Domain (FDTD) method. Our objective…”
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Color-selecting reflectors inspired from biological periodic multilayer structures by Deparis, O, Vandenbem, C, Rassart, M, Welch, V, Vigneron, J-P

“…We propose a semi-infinite 1-D photonic crystal approach for designing artificial reflectors which aim to reproduce color changes with the angle of incidence…”
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Beyond butterflies- : the diversity of biological photonic crystals by WELCH, V. L, VIGNERON, J.-P

“…When biological photonic crystals are discussed, butterfly photonic crystals are often cited as representative; in fact, numerous diverse biological photonic…”
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Modeling the vivid white color of the beetle Calothyrza margaritifera by Lafait, J., Andraud, C., Berthier, S., Boulenguez, J., Callet, P., Dumazet, S., Rassart, M., Vigneron, J.-P.

“…The elytra of the longhorn Calothyrza margaritifera exhibit bright white zones which appear, under SEM, to be composed of structures looking like long white…”
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Confinement in molecular sieves: The pioneering physical concepts by Lucas, A.A., Derycke, I., Lambin, Ph, Vigneron, J.-P., Leherte, L., Elanany, M., André, J.-M., Larin, A.V., Vercauteren, D.P.

“…The aim of this contribution is to recall the pioneering physical concepts of confinement proposed by Eric Derouane, which have influenced more than 20 years…”
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Guanidinium-Cholesterol Cationic Lipids: Efficient Vectors for the Transfection of Eukaryotic Cells by Vigneron, Jean-Pierre, Oudrhiri, Noufissa, Fauquet, Mireille, Vergely, Laurence, Bradley, Jean-Claude, Basseville, Monique, Lehn, Pierre, Lehn, Jean-Marie

“…Two cationic lipids, bis-guanidinium-spermidine-cholesterol (BGSC) and bis-guanidinium-trencholesterol (BGTC)--cholesterol derivatives bearing two guanidinium…”
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Extended slow-light field enhancement in positive-index/negative-index heterostructures by Foteinopoulou, S., Vigneron, J. P.

“…We present a biwaveguide paradigm composed of joined positive-index-material (PIM)/negative-index-material (NIM) slabs, demonstrating ultraslow-light…”
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Bioinspired artificial photonic nanoarchitecture using the elytron of the beetle Trigonophorus rothschildi varians as a ‘blueprint’ by Biro, L P, Kertesz, K, Horvath, E, Mark, GI, Molnar, G, Vertesy, Z, Tsai, J-F, Kun, A, Balint, Zs, Vigneron, J P

“…beetles. It consists of a multilayer structure intercalated with a random distribution of cylindrical holes normal to the plane of the multilayer. The…”
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The cause of colouration in the ctenophore Beroë cucumis by Welch, V.L., Vigneron, J.P., Parker, A.R.

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Simulations tools for natural photonic structures by Boulenguez, J., Berthier, S., Vigneron, J.P.

“…Iridescent colours in nature are due to photonic structures presenting different kinds and different scales of disorder. We present a few examples of modelling…”
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Diffractive hygrochromic effect in the cuticle of the hercules beetle Dynastes hercules by Rassart, M, Colomer, J-F, Tabarrant, T, Vigneron, J P

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Direct Photocleavage of HIV−DNA by Quinacridine Derivatives Triggered by Triplex Formation by Teulade-Fichou, Marie-Paule, Perrin, David, Boutorine, Alexandre, Polverari, David, Vigneron, Jean-Pierre, Lehn, Jean-Marie, Sun, Jian-Sheng, Garestier, Thérèse, Hélène, Claude

“…Amino-p-quinacridine compounds (PQs) have been shown to stabilize strongly and specifically triple-helical DNA. Moreover, these derivatives display photoactive…”
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Photonic crystal type structures of biological origin: Structural and spectral characterization by Kertész, K., Bálint, Zs, Vértesy, Z., Márk, G.I., Lousse, V., Vigneron, J.-P., Biró, L.P.

“…Photonic crystal type structures of biological origin were investigated by scanning electron microscopy (SEM) and UV–VIS reflectance measurements. It was…”
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Living photonic crystals: Butterfly scales — Nanostructure and optical properties by Biró, L.P., Kertész, K., Vértesy, Z., Márk, G.I., Bálint, Zs, Lousse, V., Vigneron, J.-P.

“…The photonic crystal type nanostructures in the scales of male individuals of two butterfly species: Cyanophrys remus and Albulina metallica were investigated…”
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Transfer-matrix and Green-function quantum-mechanical theory of electronic field emission applied to the simulation of diffraction by a carbon fiber in the Fresnel projection microscope by Mayer, A., Vigneron, J.-P.

“…Field emission is described in the framework of both transfer-matrix and Green-function formalisms. The transfer-matrix methodology is used to compute the…”
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Selective Binding of a Macrocyclic Bisacridine to DNA Hairpins by Slama-Schwok, A, Teulade-Fichou, M.-P, Vigneron, J.-P, Taillandier, E, Lehn, J.-M

“…The reversible hairpin to coil transition of d(GCGAAACGC), named sA sub(3), was investigated by melting experiments. This oligomer also adopts a bulged duplex…”
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Role of photonic-crystal-type structures in the thermal regulation of a Lycaenid butterfly sister species pair by Biró, L P, Bálint, Zs, Kertész, K, Vértesy, Z, Márk, G I, Horváth, Z E, Balázs, J, Méhn, D, Kiricsi, I, Lousse, V, Vigneron, J-P

“…One of the possible functions of the photonic-crystal structure found on the wing scales of some butterflies is investigated. The optical and electron…”
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Gene Transfer by Guanidinium-Cholesterol Cationic Lipids into Airway Epithelial Cells in vitro and in vivo by Oudrhiri, Noufissa, Vigneron, Jean-Pierre, Peuchmaur, Michel, Leclerc, Tony, Lehn, Jean-Marie, Lehn, Pierre

“…Synthetic vectors represent an attractive alternative approach to viral vectors for gene transfer, in particular into airway epithelial cells for lung-directed…”
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Microstubs resonators integrated to bent Y-branch waveguide by Pennec, Y., Beaugeois, M., Djafari-Rouhani, B., Sainidou, R., Akjouj, A., Vasseur, J.O., Dobrzynski, L., El Boudouti, E.H., Vilcot, J.-P., Bouazaoui, M., Vigneron, J.-P.

“…We report numerical simulations, based on a finite difference time domain (FDTD) method, of light propagation in two-dimensional semiconductor micro-optical…”
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