Search Results - "Stefani, D."

Optical properties of metallic nanoparticles: manipulating light, heat and forces at the nanoscale by Coronado, Eduardo A, Encina, Ezequiel R, Stefani, Fernando D

“…We present to a general readership an overview of the rich variety of phenomena and applications that arise from the interaction of metallic nanoparticles with…”
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VDAC1 selectively transfers apoptotic Ca2+ signals to mitochondria by De Stefani, D, Bononi, A, Romagnoli, A, Messina, A, De Pinto, V, Pinton, P, Rizzuto, R

“…Voltage-dependent anion channels (VDACs) are expressed in three isoforms, with common channeling properties and different roles in cell survival. We show that…”
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Understanding and Reducing Photothermal Forces for the Fabrication of Au Nanoparticle Dimers by Optical Printing by Gargiulo, Julian, Brick, Thomas, Violi, Ianina L, Herrera, Facundo C, Shibanuma, Toshihiko, Albella, Pablo, Requejo, Félix G, Cortés, Emiliano, Maier, Stefan A, Stefani, Fernando D

“…Optical printing holds great potential to enable the use of the vast variety of colloidal nanoparticles (NPs) in nano- and microdevices and circuits. By means…”
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Impact of bimetallic interface design on heat generation in plasmonic Au/Pd nanostructures studied by single-particle thermometry by Gargiulo, Julian, Herran, Matias, Violi, Ianina L., Sousa-Castillo, Ana, Martinez, Luciana P., Ezendam, Simone, Barella, Mariano, Giesler, Helene, Grzeschik, Roland, Schlücker, Sebastian, Maier, Stefan A., Stefani, Fernando D., Cortés, Emiliano

“…Localized surface plasmons are lossy and generate heat. However, accurate measurement of the temperature of metallic nanoparticles under illumination remains…”
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Optical antennas direct single-molecule emission by van Hulst, N. F, Taminiau, T. H, Stefani, F. D, Segerink, F. B

“…Antennas have been used for more than a century to control the emission and collection of radio and microwave radiation 1 . An optical analogue is of great…”
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Distance Dependence of Single-Fluorophore Quenching by Gold Nanoparticles Studied on DNA Origami by Acuna, Guillermo P, Bucher, Martina, Stein, Ingo H, Steinhauer, Christian, Kuzyk, Anton, Holzmeister, Phil, Schreiber, Robert, Moroz, Alexander, Stefani, Fernando D, Liedl, Tim, Simmel, Friedrich C, Tinnefeld, Philip

“…We study the distance-dependent quenching of fluorescence due to a metallic nanoparticle in proximity of a fluorophore. In our single-molecule measurements, we…”
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Connecting Metallic Nanoparticles by Optical Printing by Gargiulo, Julián, Cerrota, Santiago, Cortés, Emiliano, Violi, Ianina L, Stefani, Fernando D

“…Optical printing is a simple and flexible method to bring colloidal nanoparticles from suspension to specific locations of a substrate. However, its…”
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Light-Induced Polarization-Directed Growth of Optically Printed Gold Nanoparticles by Violi, Ianina L, Gargiulo, Julián, von Bilderling, Catalina, Cortés, Emiliano, Stefani, Fernando D

“…Optical printing has been proved a versatile and simple method to fabricate arbitrary arrays of colloidal nanoparticles (NPs) on substrates. Here, we show that…”
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Enhanced directional excitation and emission of single emitters by a nano-optical Yagi-Uda antenna by Taminiau, Tim H, Stefani, Fernando D, van Hulst, Niek F

“…We demonstrate by 3D numerical calculations that the interaction of a single quantum emitter with the electromagnetic field is both enhanced and directed by a…”
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Multiphoton single-molecule localization by sequential excitation with light minima by Masullo, Luciano A., Stefani, Fernando D.

“…Using sequential excitation with a minimum of light to localize single fluorescent molecules represented a breakthrough because it delivers 1–2 nm precision…”
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Dysregulated clock gene expression and abnormal diurnal regulation of hippocampal inhibitory transmission and spatial memory in amyloid precursor protein transgenic mice by Fusilier, Allison R., Davis, Jennifer A., Paul, Jodi R., Yates, Stefani D., McMeekin, Laura J., Goode, Lacy K., Mokashi, Mugdha V., Remiszewski, Natalie, van Groen, Thomas, Cowell, Rita M., McMahon, Lori L., Roberson, Erik D., Gamble, Karen L.

“…Patients with Alzheimer's disease (AD) often have fragmentation of sleep/wake cycles and disrupted 24-h (circadian) activity. Despite this, little work has…”
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The Actin/Spectrin Membrane-Associated Periodic Skeleton in Neurons by Unsain, Nicolas, Stefani, Fernando D, Cáceres, Alfredo

“…Neurons are the most asymmetric cell types, with their axons commonly extending over lengths that are thousand times longer than the diameter of the cell soma…”
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An alternative to MINFLUX that enables nanometer resolution in a confocal microscope by Masullo, Luciano A., Szalai, Alan M., Lopez, Lucía F., Pilo-Pais, Mauricio, Acuna, Guillermo P., Stefani, Fernando D.

“…Localization of single fluorescent emitters is key for physicochemical and biophysical measurements at the nanoscale and beyond ensemble averaging. Examples…”
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Pilot implementation and qualitative evaluation of a financial hardship screening among Native American patients with cancer by Janitz, Amanda E., Anderson-Buettner, Amber S., Madison, Stefani D., Doescher, Mark P., Nipp, Ryan, Buckner, Sheryl, Rhoades, Dorothy A.

“…Purpose Native American (NA) patients with cancer are at increased risk of financial hardship due to lack of private health insurance coverage, medical…”
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Ultrafast dynamics of single molecules by Brinks, Daan, Hildner, Richard, van Dijk, Erik M H P, Stefani, Fernando D, Nieder, Jana B, Hernando, Jordi, van Hulst, Niek F

“…The detection of individual molecules has found widespread application in molecular biology, photochemistry, polymer chemistry, quantum optics and…”
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Controlled Nanometric Phase Transitions of Phospholipid Membranes by Plasmonic Heating of Single Gold Nanoparticles by Urban, A. S, Fedoruk, M, Horton, M. R, Rädler, J. O, Stefani, F. D, Feldmann, J

“…The development of remotely controlled nanoscopic sources of heat is essential for investigating and manipulating temperature sensitive processes at the…”
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Plasmonics Meets Far-Field Optical Nanoscopy by Balzarotti, Francisco, Stefani, Fernando D

“…Plasmonics and near-field optical nanoscopy both deal with expanding optics into the subwavelength regime. However, these two fields have so far followed…”
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Visualizing and controlling vibrational wave packets of single molecules by Stefani, Fernando D, van Hulst, Niek F, Brinks, Daan, Kulzer, Florian, Hildner, Richard, Taminiau, Tim H, Avlasevich, Yuri, Müllen, Klaus

“…The active steering of the pathways taken by chemical reactions and the optimization of energy conversion processes provide striking examples of the coherent…”
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Three-dimensional total-internal reflection fluorescence nanoscopy with nanometric axial resolution by photometric localization of single molecules by Szalai, Alan M., Siarry, Bruno, Lukin, Jerónimo, Williamson, David J., Unsain, Nicolás, Cáceres, Alfredo, Pilo-Pais, Mauricio, Acuna, Guillermo, Refojo, Damián, Owen, Dylan M., Simoncelli, Sabrina, Stefani, Fernando D.

“…Single-molecule localization microscopy enables far-field imaging with lateral resolution in the range of 10 to 20 nanometres, exploiting the fact that the…”
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Cascaded FRET in Conjugated Polymer/Quantum Dot/Dye-Labeled DNA Complexes for DNA Hybridization Detection by Jiang, Guoxin, Susha, Andrei S, Lutich, Andrey A, Stefani, Fernando D, Feldmann, Jochen, Rogach, Andrey L

“…Electrostatic complexes of a water-soluble fluorescent conjugated polymer,…”
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