INSTITUTO DE OPTICA. CSIC

Instituto de Óptica "Daza de Valdés" Español | English

Óptica Guiada No-Lineal y en la Nanoescala (N2GO)

Group description:
Theoretical and experimental studies of nonlinear effects in optical waveguides, with particular emphasis in telecommunication applications and fiber lasers, implementation of novel fiber-optic exploiting nonlinear interactions. Fiber sensors, fiber metrology and fiber optic instrumentation.

Contact Information:
Investigadores de plantilla / Research staff: José María Soto Crespo: jsoto@ io.cfmac.csic.es Juan Diego Ania Castañón: jd.ania@ csic.es Pedro Corredera Guillén: pcorredera@ io.cfmac.csic.es José Luis de Miguel Antón: jl.demiguel@ csic.es Alejandro Manjavacas Arévalo: a.manjavacas@csic.es
External link:
https://nanophotonics.io.csic.es/

Associated Staff
Group leader: Ania Castañón, Juan Diego - Soto Crespo, José María - Ania Castañón, Juan Diego - Corredera Guillén, Pedro - Miguel Antón, José Luis De - Galindo Santos, Juan Francisco - Cáceres Pablo, Inés - Villafranca Velasco, Aitor - Fidalgo Martins, Hugo - Pulido de Torres, María Concepción - Martín López, Sonia - Castrejon Armero, Noelia - González Herraez, Miguel


Announcements
Congresses and Conferences Next Thursday, April 24th, scientific coffee with Hugo F. Martins 2025-04-22 The talk is titled “Distributed Optical Fiber Sensing signal processing for seismic applications” News Perceptual cost and benefit of presbyopia-correcting intraocular lenses: effect of energy balance, addition, and adaptation 2025-03-21 The study shows that the subject’s response to the different lenses is influenced by the adaptation process that precedes each test. Congresses and Conferences “Empowering Talent” Workshop Strategies for bias-free processes 2025-03-05 The workshop on unconscious biases will be taught (in English) by Mahmoud Assy, an expert in Diversity, Equity and Inclusion. News The Use of Genuine Two-Phase Perfect Code for Increased Fiber Sensing Performance 2025-02-26 This paper investigates, for the first time, the application of complex-valued Legendre PPA codes, comparing their performance to that of a real-valued quasi-PPA one. Congresses and Conferences Postdoctoral job offer within the framework of the Horizon project “SYMPHONY” in the field of integrated photonic circuits 2024-12-12 We are looking for a postdoctoral researcher specialized in photonic integrated circuit (PIC) design, with proven research expertise in subwavelength metamaterials. News Simple Method for the Real-time Estimation of Timing Jitter in Ultrashort Pulses from Mode-locked Ultralong Ring Fiber Lasers 2024-11-04 In this letter we propose a simple alternative to estimate the timing jitter of the optical pulses generated by femtosecond Mode-Locked ultralong ring fiber lasers. Extending the spectral operation of multimode and polarization-independent power splitters through subwavelength nanotechnology 2024-10-25 Its innovative design enables multimode and dual-polarization operations, ensuring high performance and robust tolerances to manufacturing errors. Congresses and Conferences Aitor Villafranca, Spanish National Research Award 2024 2024-10-18 He has received the award in the Angela Ruiz Robles Category, in Knowledge Transfer Alcyon Photonics recognized as one of the 101 most innovative and impactful companies in Spain by ENISA and the ADR Forum 2024-10-10 Alcyon Photonics is a company specialized in the development of solutions based on integrated photonic technology News Impact of polarization and gain control in the optimization of output pulse properties in ultralong ultrafast ring fibre lasers 2024-10-07 Pulse duration in UUFLs reduced between 30% and 50% after polarization control without the need for external compression. Complete optical field reconstruction and determination of linewidth enhancement factor in gain-switched semiconductor lasers using the Gerchberg–Saxton algorithm 2024-10-03 Results show algorithm converges effectively over a wide range of conditions. Congresses and Conferences Our colleague Aitor Villafranca, winner of the OPTICA 2024 Recognition for the Defense of Diversity and Inclusion 2024-10-01 This recognition serves to honor achievements within the optics research community that foster greater appreciation, advancement, and celebration of diversity and inclusion. News A hybrid cascade-parallel discriminative-generative model for pipeline integrity threat detection in a smart fiber optic surveillance system 2024-05-21 This paper presents an advanced system for the continuous monitoring of potential threats in a long gas pipeline. Real-Time Transition Dynamics of Harmonically Mode-Locked Femtosecond Ultralong Ring Fiber Lasers 2024-03-19 The absence of a direct path between some harmonic modes has been identified, which can have important implications in system optimization, and inform design for tunable operation. Normal Incidence Excitation of Out-of-Plane Lattice Resonances in Bipartite Arrays of Metallic Nanostructures 2024-01-15 This has been achieved by exploiting the electric-magnetic interaction mechanism, which couples the electrical response and the magnetic response of the nanostructures. Tunable bound states in the continuum in active metasurfaces of graphene disk dimers 2023-12-12 The research team has managed to design a real-time tunable metasurface that is capable of supporting a bound state in the continuum. Low-Loss Directional Coupler for the C, L and U Bands Based on Subwavelength Gratings 2023-11-28 New advance in technology Directional couplers enable efficient and customizable power distribution in photonic circuits. Hot electron enhanced photoemission from laser fabricated plasmonic photocathodes 2023-11-13 The team has proposed a new approach to improve the efficiency of photocathodes, elements whose Performance is key in high-energy electron sources Congresses and Conferences Photonics Workshop – IO-CSIC, Madrid, November 29 2023-11-10 Dissemination day within the framework of the STARLIGHT and SUNRISE research projects, focused on subwavelength metamaterials for integrated optics. News Millimetric spatial resolution time-expanded ϕ-OTDR 2023-11-08 In this article, we present an optimized scheme with enhanced energy and spectral efficiencies that allows reaching 5 mm spatial resolution. Congresses and Conferences Our colleague Alejandro Manjavacas has been awarded the Miguel Catalán Prize for his research in the area of science. 2023-11-06 The community of Madrid has awarded Manjavacas' research career and his work as a scientist in the under 40 category. News Fiber-Optic Observations of Internal Waves and Tides 2023-10-26 The article demonstrate that ocean-bottom DAS can be employed to study internal wave and tide dynamics in the bottom boundary layer, a region of enhanced ocean mixing but scarce observations. Noise analysis in direct detection and coherent detection phase-sensitive optical time-domain reflectometry systems 2023-10-19 This study compares noise and signal-to-noise ratio (SNR) in direct detection and coherent detection fiber-based distributed acoustic sensing (DAS) systems. Both detection schemes employ the dynamic analysis of Rayleigh-backscattered light in phase-sensitive optical time-domain reflectometry (ΦOTDR) systems. Highly directional single-photon source 2023-07-12 This work offers a promising solution to efficiently generate highly directional single photons, with applications in quantum computing, cryptography, or metrology Congresses and Conferences Next scientific coffee by Pedro Corredera on July 20 2023-07-12 The talk is entitled "Experiments that fix the new System of Units". News Humidity-insensitive optical fibers for distributed sensing applications 2023-07-11 This paper presents two innovative optical fibers insensitive to humidity over temperatures ranging from -20◦C to 55◦C Congresses and Conferences Interview with our director Juan Diego Ania in the ABC newspaper 2023-07-07 Recently, an interview with our director Juan Diego Ania was published in the ABC newspaper, in which he talked about the history and applications of the laser and, in particular, the innovative ultra-long laser. News General V(λ) mismatch index: History, current state and new ideas 2023-07-05 A European research team has presented a comprehensive review of the general V(λ) mismatch index and proposes new concepts for its future development, taking into account today’s new light sources. A 25 km pulsed laser to help the environment 2023-06-21 A team from the group Nonlinear and Nanoscale Guided Optics and the Tampere University multiplies the peak power and energies per pulse by 10. Congresses and Conferences Joel Cox’s seminar on Friday the 23rd entitled “Nonlinear nano-optics with atomically-thin materials” 2023-06-20 We invite you to the seminar of Joel Cox, professor at the University of Southern Denmark ( SDU), who will talk to us about his recent work on nanophotonics. The seminar will be given live in the Serrano 121 conference room, on Friday, June 23 at 12:00. Next scientific coffee by Aitor Villafranca on June 22 2023-06-12 This is the second talk since this initiative was resumed, and it will be given by our colleague Aitor Vallafranca, who will talk about the possibilities offered by photonic chips and the different technologies that can currently be integrated into them. News Broadband three-mode converter and multiplexer based on cascaded symmetric Y-junctions and subwavelength engineered MMI and phase shifters 2023-06-06 A team of researchers from the CNRS, the company Alcyon Photonics and the Institute of Optics of the CSIC have presented an innovative integrated photonics architecture that manages to increase the transmission capacity in data communication systems. The study, published in Optics and Laser Technology, proposes a new design that manages to increase the number of simultaneous modes that can travel at the same time through an optical fiber, thus multiplying its capacity. Congresses and Conferences Next Monday, June 5, a talk to present the new scientific in the IO-CSIC, Raquel Caballero 2023-06-01 The talk entitled "Chalcogenide materials for PV Applications" will focus on thin-film solar cells News Asymmetry Optimization for 10 THz OPC Transmission over the C + L Bands Using Distributed Raman Amplification 2023-05-30 An optimized design for a broadband Raman optical amplifier in standard single-mode fiber covering the C and L bands is presented, to be used in combination with wideband optical phase conjugation (OPC) nonlinearity compensation. The use of two Raman pumps and fiber Bragg grating reflectors at different wavelengths for the transmitted (C band) and conjugated (L band) WDM channels is proposed to extend bandwidth beyond the limits imposed by single-wavelength pumping, for a total 10 THz. Optimization of pump and reflector wavelength, as well as pump powers, allows us to achieve low asymmetry across the whole transmission band for optimal nonlinearity compensation. System performance is simulated to estimate OSNR, gain flatness and nonlinear Kerr distortion. Chiral Lattice Resonances in 2.5-Dimensional Periodic Arrays with Achiral Unit Cells 2023-05-16 In the work that they have just presented, they have designed and studied periodic matrices of nanostructures capable of differentiating the chirality of photons, thanks to the fact that these matrices respond differently to light whose electric field rotates to the right compared to that which rotates to the left High-density and broad band optical frequency combs generated by pseudo-random phase modulation of optically injected gain-switched semiconductor lasers 2023-05-12 This paper describes the generation of optical frequency combs in a semiconductor laser, using a combination of gain switching with electrical pulses and external optical injection. Congresses and Conferences Colloquium talk “History of telecommunications” with Mr. José Antonio Martín Pereda 2023-04-17 Monday, April 17 at 12 noon in the conference room of the Institute of Optics. Serrano 121 News CSIC scientists control heat transfer between nanostructures through rotation 2023-03-31 The finding could have application in thermophotovoltaic power generation or thermal control of electronic devices Time Expansion in Distributed Optical Fiber Sensing 2023-03-16 In this work, we review the fundamentals of TE-ϕOTDR technology and describe the recent developments, focusing on the attainable sensing performance, the existing trade-offs and open working lines of this novel sensing approach Laser-induced direct transfer printing and the future of digital manufacturing 2023-03-15 The new LIFT technique is very versatile and can use many different materials. It also allows design changes to be made during printing, without changing costs. Congresses and Conferences Our partner Raquel Fernández de Cabo in the IV ed. “I investigate. I am CSIC” 2023-03-10 Our colleague Raquel Fernández de Cabo has presented a video explaining her line of research in the fourth edition of the informative video contest “Yo Investigo. Yo soy CSIC” News Analysis of the Limits of the Optical Response of a Metallic Nanoparticle with Gain 2023-02-02 Scientists from the Institute of Optics have developed a theoretical model to explore the optical response of a small metallic nanoparticle with optical gain. Lattice Resonances for Thermoplasmonics 2023-01-25 A scientific work coordinated by the Institute of Optics has studied the use of lattice resonances of periodic matrices of metallic nanoparticles to generate large amounts of heat in very localized regions thanks to thermoplasmonics. Congresses and Conferences FPI contract offer at the CSIC Institute of Optics (PRECISION Project) 2023-01-20 The project is focused on the development, optimization and use of laser sources and infrared fiber optic devices, with a multitude of technological applications in sensing, metrology, high-precision detection and telecommunications. News Effect of Linewidth on the Relative Intensity Noise in Random Distributed Feedback Raman Fiber Lasers 2023-01-12 Frequency stability requirements in quasi-integer-ratio time-expanded phase-sensitive OTDR 2023-01-12 Congresses and Conferences Interview with our colleague Alejandro Manjavacas published in the ABC newspaper 2022-12-13 News Experimental characterization of an ultra-broadband dual-mode symmetric Y–junction based on metamaterial waveguides 2022-11-30 Optical Response of Periodic Arrays of Graphene Nanodisks 2022-11-04 Congresses and Conferences Article by Sergio Barbero in memory of José Barcala 2022-10-26 Our colleague Inés Cáceres Pablo, finalist in the “Best Student Article” category at the European Conference on Optical Communications 2022-10-07 News Noise Levels and Signals Observed on Submarine Fibers in the Canary Islands Using DAS 2022-09-22 Lattice Resonances Excited by Finite-Width Light Beams 2022-08-29 Phase-sensitive optical time-domain reflectometry: concept and applications 2022-08-17 Cancellation of reference update-induced 1/f noise in a chirped-pulse DAS 2022-07-13 Dual electro-optic comb spectroscopy using a single pseudo-randomly driven modulator 2022-06-27 Reaching Long-Term Stability in CP-ϕOTDR 2022-06-15 Time-Expanded Φ-OTDR Based on Binary Sequences 2022-06-09 Surface Gravity Wave Interferometry and Ocean Current Monitoring With Ocean-Bottom DAS 2022-04-28 Ultralong ring laser supercontinuum sources using standard telecommunication fibre 2022-03-01 Seismic Monitoring With Distributed Acoustic Sensing From the Near-Surface to the Deep Oceans 2022-03-01 Mid-infrared Fourier-transform spectrometer based on metamaterial lateral cladding suspended silicon waveguides 2022-02-22 Do you know how a microspectrometer works? Learn more about them and their applications in the article on this new Fourier transform spectrometer based on suspended waveguides. Congresses and Conferences International Day of Women and Girls in Science 11F 2022-02-11 From the Institute of Optics we want to contribute our grain of sand by making visible the women who work in each research group, and who, in addition to their scientific work, are very active in fields of dissemination and awareness. News Distributed Raman Amplification for Fiber Nonlinearity Compensation in a Mid-Link Optical Phase Conjugation System 2022-01-19 Time-expanded phase-sensitive optical time-domain reflectometry 2021-12-02 Here, we present a novel ΦOTDR approach that allows a customized time expansion of the received optical traces. Time-expanded phase-sensitive optical time-domain reflectometry 2021-12-02 Here, we present a novel ΦOTDR approach that allows a customized time expansion of the received optical traces. Role of the quintic nonlinear refractive term in the stability of dissipative solitons of the complex Ginzburg-Landau equation 2021-12-01 We revisit the role of the quintic terms of the complex cubic-quintic Ginzburg-Landau equation in the generation of stable dissipative solitons. Award for the Best Doctoral Thesis in Technologies and Applications of Telecommunications Engineering for our colleague David González Andrade. 2021-11-23 The Official College of Telecommunication Engineers has awarded the prize for the Best Doctoral Thesis in Technologies and Applications of Telecommunication Engineering to our colleague David González Andrade for his doctoral thesis carried out at the Optical Institute, under the direction of Aitor Villafranca and Pedro Corredera . The thesis was defended at the Faculty of Physics of the Complutense University of Madrid. A team coordinated by the CSIC turns La Palma's fiber optic cabling into a network of sensors to monitor the activity of the volcano 2021-10-26 A collaboration between the Institut de Ciències del Mar (ICM-CSIC) of Barcelona, the Institute of Optics (IO-CSIC) of Madrid and the University of Alcalá de Henares has allowed the installation, on the Canary island of La Palma, of a DAS (Distributed Acoustic Sensing) interrogator device on the fiber optic cabling used by the Roque de los Muchachos Observatory (ORM), of the Canary Islands Astrophysics Institute (IAC), to connect to the Spanish Academic and Research Network ( RedIRIS). Virtual transparency in ϕ-OTDR using second order Raman amplification and pump modulation 2021-10-25 Recently, the use of Raman amplification with an engineered intensity modulation has been demonstrated as an efficient way to produce a virtually lossless trace employing a single-end configuration. In this paper, we propose the combination of this technique with a simultaneous second order Raman pumping scheme for increasing the measurement range. Broadband Fourier-transform silicon nitride spectrometer with wide-area multiaperture input 2021-09-02 These results open the way for the implementation of cost-effective on-chip spectrometers for near-infrared multi-target applications such as environmental studies or chemical analysis. Quadratic phase coding for SNR improvement in time-expanded phase-sensitive OTDR 2021-09-01 In this Letter, we present a specific spectral phase coding methodology capable of further enlarging the SNR of TE-ΦOTDR. Distortion of the local density of states in a plasmonic cavity by a quantum emitter 2021-08-03 In this theoretical study, two emitters are considered in a plasmon cavity, as seen in the figure, whose interaction with each of the emitters separately is known. The first emitter plays the role of detecting the density of states resulting from the cavity, modified by the presence of the second emitter. Participation of the researcher Aitor Villafranca in the pride 2021-07-05 Aitor Villafranca has participated in the activities organized by the Prisma association and the IEEE Photonics Experimental Coexistence Investigation of Distributed Acoustic Sensing and Coherent Communication Systems 2021-06-06 We demonstrate the co- and counter-propagation coexistence of distributed acoustic sensing and 100G/200G coherent data communication over a single fiber, proving ubiquitous and practical sensing through pervasive telecom fiber infrastructure. Sub-250 fs passively mode-locked ultralong ring fibre oscillators 2021-06-01 We report the experimental demonstration of a simple passive ultrafast harmonically mode-locked ultralong ring fibre laser architecture using InN-based semiconductor saturable absorber mirrors (SESAMs) that allows for the generation of high peak power ultrashort pulses without the need for external amplification stages. High-performance on-chip silicon beamsplitter based on subwavelength metamaterials for enhanced fabrication tolerance 2021-05-27 In this work, a new light beam splitter for high performance silicon photonic chips has been designed and experimentally tested, incorporating a sub-wavelength metamaterial in a symmetric Y-junction. New Advancement in Nanophotonics Explains How Hot Nanoparticle Assemblies Cool Down 2021-05-14 A study with the participation of the Institute of Optics predicts unknown behaviors in the heat exchange by radiation between nanostructures. Near-Field Radiative Heat Transfer Eigenmodes 2021-05-12 Here, we present a theoretical framework to describe the temporal dynamics of the radiative heat transfer in ensembles of nanostructures, which is based on the use of an eigenmode expansion of the equations that govern this process. Silicon photonic on-chip spatial heterodyne Fourier transform spectrometer exploiting the Jacquinot’s advantage 2021-04-06 In the article, a scientific team involving the Institute of Optics has experimentally demonstrated a spatially heterodyne Fourier transform spectrometer on a silicon chip, which for the first time implements a large-area light harvesting system to simultaneously power a matrix of 16 Mach-Zehnder interferometers. A new fiber optic sensor monitors train tracks, water and gas pipelines with high resolution 2021-03-24 The new system, in whose development a team from the Institute of Optics has participated, makes it possible to transfer the advantages of fiber optic sensors to fields such as aeronautics JAE Offer Introductory introduction to research entitled "Application of distributed sensing techniques in multicore fibers" 2021-03-22 Ref: JAEINT21_EX_0574 Training plan offered by the researcher Pedro Corredera and entitled: Application of distributed sensing techniques in multicore fibers Tuning Electrogenerated Chemiluminescence Intensity Enhancement Using Hexagonal Lattice Arrays of Gold Nanodisks 2021-03-18 Here, we characterize the optical properties of hexagonal arrays of gold nanodisks and how they impact the enhancement of ECL from the coreaction of tris(2,2′-bipyridyl)dichlororuthenium(II) hexahydrate and tripropylamine. A CSIC team develops an ultra-long pulsed laser with multiple applications in science and industry 2021-01-27 The technology on which it is based allows to achieve high powers and energies in femtosecond pulses with a more compact, simple, cheap and robust laser design The advance will allow applications that require high power in areas such as materials processing, telecommunications, biomedicine or metrology Distributed Sensors Assisted by Modulated First-Order Raman Amplification 2021-01-26 The article proposes a simplified implementation of virtual transparency in DOFS based on modulation of the Raman gain over time. The IST spectral portraits of the first order doubly periodic solutions of the nonlinear Schrödinger equation 2020-11-13 We present the TSI spectral portraits for the extensive first-order three-parameter families of doubly periodic solutions of the nonlinear Schrödinger equation that span a wide range of physical phenomena such as modulational instability, shock waves, and many other problems with periodic boundary conditions. Anomalous relative intensity noise transfer in ultralong random fiber lasers 2020-10-21 The paper presents for the first time an experimental demonstration of RIN noise transfer dampening at low frequencies in random distributed feedback ultralong Raman fibre lasers based on conventional telecommunication fibres. Common path dual-frequency spectroscopy using a single electro-optical modulator 2020-09-25 In this work, a double-frequency comb spectrograph is generated, but using a single modulator driven by an arbitrary waveform generator Transforming fiber optics on the seabed into a seismic network to detect earthquakes 2020-07-30 - This summer, a group of researchers will convert the fibre optic cables installed on the seabed in the Canary Islands into a seismic network to detect earthquakes. - The experts will use DAS technology, which allows them to convert a fibre optic cable into a very dense network of seismic sensors capable of detecting earthquakes thousands of kilometres away from their epicentre. Francesca Gallazzi's thesis defense on May 18 2020-05-17 Next Monday 18th May at 10h Francesca Gallazzi will defend at the University of Alcalá de Henares her thesis "Ultralong continuous wave and ultrafast fibre lasers at telecommunication wavelengths". Distributed sensing of microseisms with submarine dark fibers 2019-12-26 A work coordinated by Hugo Martins, researcher Juan de la Cierva of the nonlinear Dynamics and Optical Fibers group of the institute has been published in Nature Communications. The work has been carried out in collaboration with the University of Alcalá and the Technological Institute of Californica (Caltech). It contains the results of the tests that have been carried out at the bottom of the North Sea, in which they have used fiber optic communications cables installed as a giant seismic network, in order to track distant earthquakes and ocean waves. The CSIC joins the Salamanca Science Week with the exhibition ‘A Universe of Light’ at the Casa de las Conchas 2019-11-12 The director of the Instituto de Óptica "Daza de Valdés", Juan Diego Ania Castañón and the institutional delegate of the CSIC in Castilla y León, Mar Siles, inaugurated this Monday the exhibition "Universe of Light", which can be visited throughout this November in the High Courtyard of the Casa de las Conchas. The exhibition has been prepared on the occasion of the Science Week, an event of scientific dissemination that is celebrated throughout Europe. Distributed detection of hydrogen and deuterium diffusion into a single-mode optical fiber with chirped-pulse phase-sensitive optical time-domain reflectometry 2019-06-16 We present here a chemical sensor based on chirped-pulse phase-sensitive optical time-domain reflectometry (CP-φOTDR), which is able to detect these species while they diffuse into the silica fiber. An ultra-sensitive aptasensor on optical fibre for the direct detection of bisphenol A 2019-06-15 We present a plasmonic biosensor capable of detecting the presence of bisphenol A in ultra-low concentrations, yielding a wavelength shift of 0.15 ± 0.01 nm in response to a solution of 1 fM concentration with limit of detection of 330 ± 70 aM An international team led by IO researchers develop a portable biosensor capable of detecting Bisphenol A at very low concentrations 2019-03-21 The biosensor consists of a series of gold nanoantennas over a length of 2.3 centimeters of optical fiber. Molecules sensitive to the contaminant that is to be detected are immobilized on these nanoantennas. The behavior of the light passing through the fiber depends on the resonance frequency of the collective oscillations of the conduction electrons or "surface plasmons", which in turn depends on the concentration of the pollutant. Low-dimensional nano-patterned surface fabricated by direct-write UV-chemically induced geometric inscription technique 2019-01-15 We investigate a nano-patterning process which creates reproducible periodic surface topological features that range in size from ∼100 μm to ∼20 μm. Specifically, we have fabricated multi-layered thin films consisting of germanium/silicon strata on a planar substrate, with each layer having nanometers thickness. ALCYON PHOTONICS: A new IO-CSIC spin-off company to harness the potential of optic chips 2018-06-21 The institute announces the first call for the new FOTON awards 2018-02-28 Open-Cavity Spun Fiber Raman Lasers with Dual Polarization Output 2017-12-01 In this article we experimentally and theoretically study the polarization properties of different open-cavity laser designs, based on either standard transmission fibers or low polarization-mode-dispersion spun fibers. First Random fiber laser with dual polarization output created at Instituto de Óptica 2017-10-23 Performance optimization in ultra-long Raman laser amplified 10x30 GBaud DP-QPSK transmission: Balancing RIN and ASE noise 2017-09-04 We experimentally evaluate the influence of RIN transfer from pump to signal on the transmission performance of a 10 × 30 Gbaud DP-QPSK transmission system using a 2nd-order ultra-long Raman fiber laser amplifier, considering the effect of cavity front-end reflectivity and forward pump power ratio. Training Interuniversity Master's Degree in Vision Science Research 2017-02-27 News Centennial Celebration OSA 2016-10-17 Presentation of the Memory of the IO 2013-2014 2016-09-23 The CSIC presents the exhibition 2015-06-09 Publication of the book 2015-06-03 Informative Conference 2015-05-20 CIE Global Open Lab Day en el IO-CSIC 2015-05-11 An international team including members of IO-CSIC develops a new method for secret key exchange using ultralong lasers 2015-04-28 Introductory video-presentation of Optics Institute 2015 2015-04-17 The "Fundación para el Conocimiento madri+d" awards a patent of the IO 2015-02-06 Cycle of Conferences: What is light? History of scientific ideas about light 2015-02-05 Congresses and Conferences Day Program Dissemination of European I+D+i in Metrology 2015-01-30 News FEDER funded projects 2015-01-27 Opening ceremony of the International Year of Light 2015 in Spain 2015-01-23 Ultrafast Lasers: Progress in I+D and Industry Applications 2014-10-17 FOCUS S.L., spin-off of IO-CSIC, finalist at The South Summit 2014-10-06 Enabled the Spanish Portal to celebrate the International Year of the Light 2015 2014-08-07 Spanish Committee for celebrating International Year of Light 2015 2014-05-23 2015 International Year of Light and Light-Based Technologies 2014-03-28 Job vacancies 2 Marie Curie early stage researcher contracts to pursue a PhD - Nonlinear Dynamics and Fiber Optics Group 2014-03-19 News FOCUS S.L., spin-off of IO-CSIC, obtains excellent results in the field tests of their temperature and strain monitoring technology 2014-03-17 Seminar from Prof. José Azaña -Thursday 30th 2014-01-28 PhD Viva - Javier Nuño del Campo 2014-01-21 PhD Viva - Massimo Filograno 2013-11-27 XIII Week of Science and Technology (4 to 17 November 2013) 2013-10-31 Congresses and Conferences Seminario Dr. Robert Breault “How to Fly with Eagles” 2013-10-21 News PhD Thesis Defense - Pedro Salgado Díaz 2013-06-25 PhD Thesis Defense - Félix Rodríguez Barrios 2013-06-25 Rogue Waves Generated by Chaotic Pulse Bunching in Mode‐Locked Lasers 2012-08-09 Proposal from IO's spin-off FOCUS S.L. awarded Fundación REPSOL's Incubating Project 2012-06-25

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Investigación financiada por el Ministerio de Ciencia e Innovación y la Agencia Estatal de Investigación

Instituto de Óptica "Daza de Valdés"
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C/ Serrano, 121
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