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Articles 98 records found  beginprevious28 - 37nextend  jump to record: Search took 0.10 seconds. 
28.
11 p, 4.3 MB Hot-carrier cooling in high-quality graphene is intrinsically limited by optical phonons / Pogna, Eva A. A. (Politecnico di Milano. Dipartimento di Fisica) ; Jia, Xiaoyu (Max-Planck-Institut für Polymerforschung) ; Principi, Alessandro (University of Manchester. School of Physics and Astronomy) ; Block, Alexander (Institut Català de Nanociència i Nanotecnologia) ; Banszerus, Luca (RWTH Aachen University) ; Zhang, Jincan (Beijing Graphene Institute) ; Liu, Xiaoting (Beijing Graphene Institute) ; Sohier, Thibault (Université de Liège. CESAM) ; Forti, Stiven (Center for Nanotechnology Innovation (Pisa, Itàlia)) ; Soundarapandian, Karuppasamy (Institut de Ciències Fotòniques) ; Terrés, Bernat (Institut de Ciències Fotòniques) ; Mehew, Jake D. (Institut Català de Nanociència i Nanotecnologia) ; Trovatello, Chiara (Politecnico di Milano. Dipartimento di Fisica) ; Coletti, Camilla (Center for Nanotechnology Innovation (Pisa, Itàlia)) ; Koppens, Frank (Institució Catalana de Recerca i Estudis Avançats) ; Bonn, Mischa (Max-Planck-Institut für Polymerforschung) ; Wang, Hai I. (Max-Planck-Institut für Polymerforschung) ; van Hulst, Niek F.. (Institució Catalana de Recerca i Estudis Avançats) ; Verstraete, Matthieu J. (Université de Liège. CESAM) ; Peng, Hailin (Beijing Graphene Institute) ; Liu, Zhongfan (Beijing Graphene Institute) ; Stampfer, Christoph (RWTH Aachen University) ; Cerullo, Giulio (Politecnico di Milano. Dipartimento di Fisica) ; Tielrooij, Klaas-Jan (Institut Català de Nanociència i Nanotecnologia)
Many promising optoelectronic devices, such as broadband photodetectors, nonlinear frequency converters, and building blocks for data communication systems, exploit photoexcited charge carriers in graphene. [...]
2021 - 10.1021/acsnano.0c10864
ACS nano, Vol. 15, issue 7 (July 2021) , p. 11285-11295  
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29.
10 p, 1.7 MB Age-dependent favorable visual recovery despite significant retinal atrophy in pediatric MOGAD : how much retina do you really need to see well? / Havla, Joachim (Ludwig-Maximilians-Universität München) ; Pakeerathan, Thivya (Ruhr-University Bochum) ; Schwake, Carolin (Ruhr-University Bochum) ; Bennett, Jeffrey L. (University of Colorado Anschutz Medical Campu) ; Kleiter, Ingo (Marianne-Strauß-Klinik) ; Felipe-Rucián, Ana (Hospital Universitari Vall d'Hebron. Institut de Recerca) ; Joachim, Stephanie C. (Ruhr-University Bochum) ; Lotz-Havla, Amelie S. (Ludwig-Maximilians-Universität München) ; Kümpfel, Tania (Ludwig-Maximilians-Universität München) ; Krumbholz, Markus (University Hospital of Tübingen (Alemanya)) ; Wendel, Eva M. (Olgaspital Stuttgart) ; Reindl, Markus (Medical University of Innsbruck) ; Thiels, Charlotte (Ruhr-University) ; Lücke, Thomas (Ruhr-University) ; Hellwig, Kerstin (Ruhr-University Bochum) ; Gold, Ralf (Ruhr-University Bochum) ; Rostasy, Kevin (University Witten/Herdecke) ; Ayzenberg, Ilya (Sechenov First Moscow State Medical University) ; Universitat Autònoma de Barcelona
To investigate age-related severity, patterns of retinal structural damage, and functional visual recovery in pediatric and adult cohorts of myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD) optic neuritis (ON). [...]
2021 - 10.1186/s12974-021-02160-9
Journal of neuroinflammation, Vol. 18 (may 2021)  
Detailed record - Creative Commons
30.
9 p, 752.2 KB Narrow-band imaging and high-definition white-light endoscopy in patients with serrated lesions not fulfilling criteria for serrated polyposis syndrome : a randomized controlled trial with tandem colonoscopy / Riu Pons, Fausto (Hospital del Mar (Barcelona, Catalunya)) ; Andreu, Montserrat (Universitat Pompeu Fabra) ; Naranjo-Hans, Dolores (Institut Hospital del Mar d'Investigacions Mèdiques) ; Álvarez-González, Marco Antonio (Universitat Autònoma de Barcelona. Departament de Medicina) ; Seoane, Agustín (Institut Hospital del Mar d'Investigacions Mèdiques) ; Dedeu, Josep Maria (Universitat Autònoma de Barcelona. Departament de Medicina) ; Barranco, Luis E (Institut Hospital del Mar d'Investigacions Mèdiques) ; Bessa Caserras, Xavier (Universitat Autònoma de Barcelona. Departament de Medicina)
It is unknown whether narrow-band imaging (NBI) could be more effective than high-definition white-light endoscopy (HD-WLE) in detecting serrated lesions in patients with prior serrated lesions > 5 mm not completely fulfilling serrated polyposis syndrome (SPS) criteria. [...]
2020 - 10.1186/s12876-020-01257-4
BMC Gastroenterology, Vol. 20 (april 2020)  
Detailed record - Creative Commons
31.
5 p, 697.8 KB Combined nanoscale KPFM characterization and device simulation for the evaluation of the MOSFET variability related to metal gate workfunction fluctuations / Ruiz, Ana (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Seoane, Natalia (Universidade de Santiago de Compostela. Citius) ; Claramunt, Sergi (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Garcia-Loureiro, Antonio (Universidade de Santiago de Compostela. Citius) ; Porti i Pujal, Marc (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Nafría i Maqueda, Montserrat (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica)
In this work, a more realistic approximation based on 2D nanoscale experimental data obtained on a metal layer is presented to investigate the impact of the metal gate polycrystallinity on the MOSFET variability. [...]
2019 - 10.1016/j.mee.2019.111048
Microelectronic engineering, Vol. 216 (Aug. 2019) , art. 111048  
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32.
5 p, 661.5 KB Exploiting the KPFM capabilities to analyze at the nanoscale the impact of electrical stresses on OTFTs properties / Ruiz, Ana (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Claramunt, Sergi (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Crespo Yepes, Albert (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Porti i Pujal, Marc (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Nafría i Maqueda, Montserrat (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; Xu, H. (Sun Yat-Sen University) ; Liu, C. (Sun Yat-Sen University) ; Wu, Q. (Sun Yat-Sen University)
Two different Kelvin Probe Force Microscopy (KPFM) measurement configurations have been combined to evaluate at the nanoscale the effects of an electrical stress on Organic Thin Film Transistors (OTFTs) properties. [...]
2021 - 10.1016/j.sse.2021.108061
Solid-state electronics, Vol. 186 (Dec. 2021) , art. 108061  
Detailed record - Creative Commons
33.
21 p, 1.1 MB Modeling and Analysis of Facial Expressions Using Optical Flow-Derived Divergence and Curl Templates / Anthwal, Shivangi (Indira Gandhi Delhi Technical University for Women)
Facial expressions (FEs) are integral part of non-verbal paralinguistic communication as they provide cues vital for perceiving one's emotional state. Assessment of emotions through FEs is an active research domain in computer vision due to its potential applications in multifaceted domains. [...]
2021 - 10.5565/rev/elcvia.i2021202
ELCVIA : Electronic Letters on Computer Vision and Image Analysis, Vol. 20 Núm. 2 (2021) , p. 1-21 (Regular Issue)  
Detailed record - Creative Commons
34.
11 p, 3.5 MB Deep Learning Based Automated Sports Video Summarizationusing YOLO / Guntuboina, Chakradhar (Indus University (Ahmedabad, Índia). Electronics and Communication Engineering Department) ; Porwal, Aditya ; Jain, Preet (Indus University (Ahmedabad, Índia). Electronics and Communication Engineering Department) ; Shingrakhia, Hansa (Indus University (Ahmedabad, Índia). Electronics and Communication Engineering Department)
This paper proposes a computationally inexpensive method for automatic key-event extraction and sub-sequent summarization of sports videos using scoreboard detection. A database consisting of 1300 imageswas used to train (using transfer learning) a supervised-learning based object detection algorithm, YOLO(You Only Look Once). [...]
2021 - 10.5565/rev/elcvia.1286
ELCVIA : Electronic Letters on Computer Vision and Image Analysis, Vol. 20 Núm. 1 (2021) , p. 99-116 (Regular Issue)  
Detailed record - Creative Commons
35.
12 p, 2.6 MB Configurable quadrant photodetector : an improved position sensitive device / Esper-Chaín, Roberto (Universidad de Las Palmas de Gran Canaria. Instituto Universitario de Microelectrónica Aplicada) ; Medina Escuela, Alfonso (Universidad de Las Palmas de Gran Canaria. Instituto Universitario de Microelectrónica Aplicada) ; Fariña, David (Institut Català de Nanociència i Nanotecnologia) ; Ramón Sendra, José (Universidad de Las Palmas de Gran Canaria. Instituto Universitario de Microelectrónica Aplicada)
Position sensitive detectors (PSDs), used in high-end biotechnology, are based on optical sensors built over quadrant photodetectors (QPDs) or active pixel sensor (APS). These devices are intended to measure slight movements of laser spots. [...]
2016 - 10.1109/JSEN.2015.2475597
IEEE sensors journal, Vol. 16, issue 1 (Jan. 2016) , p. 109-119  
Detailed record -
36.
10 p, 1.0 MB Electrical tunability of terahertz nonlinearity in graphene / Kovalev, Sergey (Helmholtz-Zentrum Dresden-Rossendorf) ; Hafez, Hassan A. (Universität Bielefeld. Fakultät für Physik) ; Tielrooij, Klaas-Jan (Institut Català de Nanociència i Nanotecnologia) ; Deinert, Jan-Christoph (Helmholtz-Zentrum Dresden-Rossendorf) ; Ilyakov, Igor (Helmholtz-Zentrum Dresden-Rossendorf) ; Awari, Nilesh (Helmholtz-Zentrum Dresden-Rossendorf) ; Alcaraz Iranzo, David (Institut de Ciències Fotòniques) ; Soundarapandian, Karuppasamy (Institut de Ciències Fotòniques) ; Saleta Reig, David (Institut Català de Nanociència i Nanotecnologia) ; Germanskiy, Semyon (Helmholtz-Zentrum Dresden-Rossendorf) ; Chen, Min (Helmholtz-Zentrum Dresden-Rossendorf) ; Bawatna, Mohammed (Helmholtz-Zentrum Dresden-Rossendorf) ; Green, Bertram (Helmholtz-Zentrum Dresden-Rossendorf) ; Koppens, Frank. (Institució Catalana de Recerca i Estudis Avançats) ; Mittendorff, Martin (Universität Duisburg-Essen. Fakultät für Physik) ; Bonn, Mischa (Max-Planck-Institut für Polymerforschung) ; Gensch, Michael (Technische Universität Berlin. Institut für Optik und Atomare Physik) ; Turchinovich, Dmitry (Universität Bielefeld. Fakultät für Physik)
Graphene is conceivably the most nonlinear optoelectronic material we know. Its nonlinear optical coefficients in the terahertz frequency range surpass those of other materials by many orders of magnitude. [...]
2021 - 10.1126/SCIADV.ABF9809
Science advances, Vol. 7, issue 15 (April 2021) , art. eabf9809  
Detailed record - Creative Commons
37.
25 p, 2.3 MB Size-controlled synthesis of Sub-10-nanometer citrate-stabilized gold nanoparticles and related optical properties / Piella, Jordi (Institut Català de Nanociència i Nanotecnologia) ; Bastús, Neus G. (Institut Català de Nanociència i Nanotecnologia) ; Puntes, Víctor (Institut Català de Nanociència i Nanotecnologia)
Highly monodisperse, biocompatible and functionalizable sub-10-nm citrate-stabilized gold nanoparticles (Au NPs) have been synthesized following a kinetically controlled seeded-growth strategy. The use of traces of tannic acid together with an excess of sodium citrate during nucleation is fundamental in the formation of a high number (7 × 10 NPs/mL) of small ∼3. [...]
2016 - 10.1021/acs.chemmater.5b04406
Chemistry of materials, Vol. 28, issue 4 (2016) , p. 1066-1075  
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