Direct observation of lateral field confinement in symmetry-protected THz bound states in the continuum

Outstanding experimental work by our colleagues at @TUeindhoven, revealing strong EM Field Confinement in #metasurfaces supporting (nearly lossless) Symmetry‐Protected THz BICs https://t.co/FPj6WW0f4e @RomeroDiegoA @IEM_CSIC @CSICdivulga

— Jose A. Sanchez-Gil (@SanchezGil_IEM) February 8, 2023

Congratulations to the 2023 Class of #OpticaFellows! https://t.co/KdMDnskknR

We're celebrating 109 new Fellows from 24 countries, recognized for their exceptional contributions to business, education, research, engineering and service to our community. pic.twitter.com/jk3dNQ8XSj

— Optica (@OpticaWorldwide) November 8, 2022

(1/2)🟢Congratulations to IEM Professor @SanchezGil_IEM recently elected to the 2023 class of #OpticaFellows by @OpticaWorldwide "for outstanding and sustained contributions to the fields of light scattering, surface-enhanced Raman scattering #SERS, #Plasmonics, and #NanoOptics." pic.twitter.com/io2Xnh9Pix

— IEM-CSIC (@IEM_CSIC) December 1, 2022

BICPLAN6G

project approved by MICIN (TED 2021)

Bound-states-In-the-Continuum-based PLANar photonic devices towards 6G

Engineering bound states in the continuum at telecom wavelengths with non-Bravais lattices

Nanodisks should not be taken lightly https://t.co/DTOIzTCZ8T vía @EurekAlert @KyotoU_News @CSICdivulga @IEM_CSIC

— Jose A. Sanchez-Gil (@SanchezGil_IEM) August 31, 2022

Tailoring Accidental Double Bound States in the Continuum in All-Dielectric Metasurfaces

Check out our recent theoretical #IEMpaper on the emergence of double accidental BICs in all-dielectric metasurfaces https://t.co/MOsYTAaWlC @IEM_CSIC@CSICdivulga @RomeroDiegoA @jolmostrigo @DIPCehu

— Jose A. Sanchez-Gil (@SanchezGil_IEM) May 31, 2022

Advances and Prospects in Topological Nanoparticle Photonics

Check out our new perspective in @ACSPhotonics on using nanoparticles for topological photonics! Such a fun topic with huge scope for applications, and I was lucky to work with the best co-authors 😎@GianniniLab @Paloma_a_h @SanchezGil_IEM @RomeroDiegoA https://t.co/CCogOzYBuM

— Marie Rider (@MarieSuzRider) May 9, 2022

Active angular tuning and switching of Brewster quasi bound states in the continuum in magneto-optic metasurfaces

Check out our recent theoretical #IEMpaper in collaboration with colleagues at @ImnCsic on quasi-BIC tuning/switching in magneto-optic metasurfaces https://t.co/iV2jSasWdv @IEM_CSIC@CSICdivulga @RomeroDiegoA

— Jose A. Sanchez-Gil (@SanchezGil_IEM) December 2, 2021

Unveiling Symmetry Protection of Bound States in the Continuum with Terahertz Near field Imaging

Outstanding experimental work by our colleagues at @TUeindhoven unveiling BIC symmetry in the near field, theoretically addressed by @RomeroDiegoA @IEM_CSIC @CSICdivulga https://t.co/WfkqjwBWO7

— Jose A. Sanchez-Gil (@SanchezGil_IEM) October 22, 2021

Hig–Q Transparency Band in All–Dielectric Metasurfaces Induced by a Quasi Bound State in the Continuum

Check out our recent paper in collaboration with colleagues at @unican & @InstitutFresnel on BIC-induced transparency in all‐dielectric metasurfaces https://t.co/gFSLiGl7Ub @IEM_CSIC@CSICdivulga @morenof10 @RomeroDiegoA

— Jose A. Sanchez-Gil (@SanchezGil_IEM) November 12, 2020

Congratulations on your PhD!!
Diego Romero Abujetas

Congrats Diego 👨🏻‍🎓!!

— Jose A. Sanchez-Gil (@SanchezGil_IEM) December 16, 2020

FPI PhD student welcome!!
Álvaro Buendía

Kerker Conditions upon Lossless, Absorption, and Optical Gain Regimes

Elegant theoretical work led by @jolmostrigo involving several theoretical groups at @DIPCehu @CFMdonostia @IEM_CSIC @CSICdivulga
- Kerker Conditions upon Lossless, Absorption, and Optical Gain Regimes, Phys. Rev. Lett. 125, 073205 (2020) https://t.co/wEd1mVTGDQ

— Jose A. Sanchez-Gil (@SanchezGil_IEM) September 8, 2020

Coupled electric and magnetic dipole formulation for planar arrays of particles: Resonances and bound states in the continuum for all-dielectric metasurfaces

Phys. Rev. B 102, 125411 (2020) - Coupled electric and magnetic dipole formulation for planar arrays of particles: Resonances and bound states in the continuum for all-dielectric metasurfaces https://t.co/I25f9K2LLJ @RomeroDiegoA @jolmostrigo @IEM_CSIC
@CSICdivulga @DIPCehu

— Jose A. Sanchez-Gil (@SanchezGil_IEM) October 14, 2020

Bound States in the Continuum in the Visible Emerging from out-of-Plane Magnetic Dipoles

Bound States in the Continuum in the Visible Emerging from out-of-Plane Magnetic Dipoles https://t.co/IFwGI3W4nn

— Jose A. Sanchez-Gil (@SanchezGil_IEM) August 19, 2020

Room-Temperature Lasing in Colloidal Nanoplatelets via Mie-Resonant Bound States in the Continuum

Beautiful experimental work by our colleagues in Singapore at @NTUsg and #IMRE, based on joint theoretical modelling coordinated by Ramon Paniagua at #IMRE @IEM_CSIC @CSICdivulga https://t.co/Yst36xLgcG

— Jose A. Sanchez-Gil (@SanchezGil_IEM) July 13, 2020

Spin Angular Momentum of Guided Light Induced by Transverse Confinement and Intrinsic Helicity

Check out our recent theoretical work on: Spin angular momentum of guided light induced by transverse confinement and intrinsic helicity @IEM_CSIC @CSIC @CSICDivulga https://t.co/UDNRoTnR5p
and open here: https://t.co/yGi7yTtSxT

— Jose A. Sanchez-Gil (@SanchezGil_IEM) February 3, 2020

Dielectric Nanoresonators and Metamaterials

Special Topic in

This Special Topic highlights the state-of-the-art of emerging applications in Nanophotonics enabled by optically resonant semiconductor nanostructures. @IEM_CSIC  Dielectric nanoresonators and metamaterials https://t.co/93iMcc0uBr

— Jose A. Sanchez-Gil (@SanchezGil_IEM) November 5, 2019

Tuning Spontaneous Emission through Waveguide Cavity Effects in Semiconductor Nanowires 

Collaboration with Epitaxial Nanostructures Group  (Universität Regensburg):

Tuning Spontaneous Emission through Waveguide Cavity Effects in Semiconductor Nanowires https://t.co/guk2j2OiUe

— Yes baby! (@RomeroDiegoA) September 23, 2019

Brewster quasi bound states in the continuum in all-dielectric metasurfaces from single magnetic-dipole resonance meta-atoms 

Collaboration with Aix Marseille Université, Universida de Cantabria & DIPC:

Brewster quasi bound states in the continuum in all-dielectric metasurfaces from single magnetic-dipole resonance… https://t.co/iABDvC98DS

— Jose A. Sanchez-Gil (@SanchezGil_IEM) November 5, 2019

Spectral and temporal evidence of robust photonic bound states in the continuum on terahertz metasurfaces

Collaboration with Surface Photonics Group (Technical University of Eindhoven):

Beautiful experiments on THz #metasurfaces by our colleagues at Surface Photonics Group @TUeindhoven that allow us to unveil a new kind of promising photonic bound states in the continuum @IEM_CSIC @CSIC @CSICDivulga https://t.co/jX6Oyy8Bxt pic.twitter.com/SxnDtinWQ6

— Jose A. Sanchez-Gil (@SanchezGil_IEM) August 2, 2019

Tuning the period of femtosecond laser induced surface structures in steel: From angled incidence to quill writing

Collaboration with IO (CSIC):

Applied Surface Science (2019)

New findings on fs-LIPSS on Steel: https://t.co/fPug0Gs6Vq

— Jose A. Sanchez-Gil (@SanchezGil_IEM) July 19, 2019

MELODIA

project approved by MICIU (PGC 2018)

Magneto-Electric-Light Optics in all DIelectric nanostructured mediA

Surface Plasmon Polaritons on Rough Metal Surfaces: Role in the Formation of Laser-Induced Periodic Surface Structures

Collaboration with IO (CSIC), ACS Omega (2019)

AIP Journal of Applied Physics Special Topic "Dielectric Nanoresonators and Metamaterials"

José A. Sánchez Gil starts as
Optics Express Associate Editor

since August 2018

German undergraduate student Julia Liebert              (Universität Augsburg)
welcome for internship under
DAAD RISE worlwide program

August-mid September 2018

Invited article: Experimental evaluation of gold nanoparticles as IR scatterers for advanced cardiovascular optical imaging

Collaboration with UAM, UPF, UC3M, IIS-IP, IRYCIS, APL Photonics (2018)

Homenaje CSIC 

June 2018

Light Magnetoelectric Effects on nanostructures (LIMAGE)

Workshop coorganized at DIPC

High-Contrast Fano Resonances in Single Semiconductor Nanorods

Abujetas, Mandujano, Sánchez Gil, ACS Photonics (2017)

José A. Sánchez Gil approved
OSA Senior membership

June 2017

Diego Romero Abujetas awarded FPU PhD scholarship

Directional Emission from Leaky and Guided Modes in GaAs Nanowires Measured by Cathodoluminescence

Brenny et al, ACS Photonics (2016)

LENSBEAM

project approved by MINECO (Excelencia 2015)

Light and electron structured beams: mechanical and magnetoelectric effects in matter

NANOFOTOPLAS

i-COOP LIGHT 2015 project approved by CSIC

Nanofuentes  Fototérmicas Plasmónicas

Unraveling the Janus Role of Mie Resonances and Leaky/Guided Modes in Semiconductor Nanowire Absorption for Enhanced Light Harvesting

Abujetas et al, ACS Photonics (2015)

Diego Romero Abujetas: Outstanding Student Contributor @RNO 11 Salamanca

Nanohilos semiconductores para controlar la emisión de luz a escala nanométrica

Source: SINC (June 2015), related to:

Directional and Polarized Emission from Nanowire Arrays

van Dam et al,  Nano Letters

Nueva forma de medir la absorción de la luz en nanohilos semiconductores

Source: SINC (June 2014)

Nanovarillas que generan interferencias actúan como nanoantenas ópticas

Sources: SINC, NCYT (May 2014)

Diseñado un nuevo metamaterial con una propiedad ‘contra natura’

Source: SINC (April 2013)

Gold Nanostars for Attacking Cancer

Source: ScienceShot (January 2012)