The authors acknowledge the National Research Foundation(NRF)for supporting this research under the Prime Minister’s Office,Singapore,under its Medium Sized Centre Programme and the Competitive Research Programme(CRP)(NRF-CRP17-2017-08).
Inelastic quantum mechanical tunneling of electrons across plasmonic tunnel junctions can lead to surface plasmon polariton(SPP)and photon emission.So far,the optical properties of such junctions have been controlled ...
supported in part by the ERC(Advanced Grant 789104-eNANO);the Spanish MINECO(MAT2017-88492-R and SEV2015-0522);the Catalan CERCA Program,and Fundacio Privada Cellex;financial support from“la Caixa”INPhINIT(Fellowship Grant 1000110434,LCF/BQ/DI17/11620057);the EU(Marie Sklodowska-Curie Grant 713673).
Nanoscale photothermal effects enable important applications in cancer therapy,imaging and catalysis.These effects also induce substantial changes in the optical response experienced by the probing light,thus suggesti...
supported by the Spanish Ministry of Economy,Industry and Competitiveness under the Maria de Maeztu Units of Excellence Programme(MDM-2016-0618);the projects FIS2015-64519-R and RTI2018-094881-B-I00(MINECO/FEDER);Support from the European Union under the Project H2020 FETOPEN-2016-2017“FEMTOTERABYTE”(Project n.737093);support from the University of Castilla-La Mancha and the European Regional Development Fund(2018/11744);support from the Luxembourg National Research Fund(CORE Grant No.13624497 ULTRON);the FEDER program(grant n.2017-03-022-19 Lux-Ultra-Fast).
Enhancing magneto-optical effects is crucial for reducing the size of key photonic devices based on the non-reciprocal propagation of light and to enable active nanophotonics.Here,we disclose a currently unexplored ap...
supported by the National Natural Science Foundation of China(Grant Nos.51290271,11474364 and 51290273);the National Key Basic Research Program of China(Grant Nos.2013CB933601 and 2013YQ12034506);the Guangdong Natural Science Funds for Distinguished Young Scholars(Grant No.2014A030306017)。
Graphene has great potential for enhancing light−matter interactions in a two-dimensional regime due to surface plasmons with low loss and strong light confinement.Further utilization of graphene in nanophotonics reli...
support from the National Key Research&Development Program(2015CB932700 and 2016YFA0201902);the National Natural Science Foundation of China(grant No.51290273,91433107,51325205 and 51521091);the Doctoral Fund of the Ministry of Education of China(grant No.20123201120026);ARC(DP140101501 and FT150100450);the Collaborative Innovation Center of Suzhou Nano Science&Technology;the Priority Academic Program Development of Jiangsu Higher Education Institutions;A*STAR Pharos Programme(grant No.1527000014,with Project No.R-263-000-B91-305);Competitive Research Program(CRP Award No.NRF-CRP15-2015-03);the National Research Foundation,Prime Minister’s Office,Singapore。
We used scattering-type scanning near-field optical microscopy(s-SNOM)to investigate the plasmonic properties of edges in well-defined graphene nanostructures,including sharp tapers,nanoribbons and nanogaps,which were...
This work has been supported in part by the European Commission(Graphene Flagship CNECT-ICT-604391 and FP7-ICT-2013-613024-GRASP).
We show that highly doped graphene ribbons can support surface plasmons at near-infrared frequencies when their width is in the nanometer range,leading to important nonlocal and finite quantum-size corrections,such as...
This work has been supported by the Spanish MICINN(MAT2010-14885 and Consolider NanoLight.es);the European Commission(FP7-ICT-2009-4-248909-LIMA and FP7-ICT-2009-4-248855-N4E);the EPSRC(UK)and the Leverhulme Trust and the MOE Singapore(grant MOE2011-T3-1-005).
Graphene has emerged as a promising platform for THz plasmonics,allowing high confinement,long lifetimes and fast electrical tunability.Here,we predict a strong magnetic dipole response by graphene split nanorings at ...
Research reported in this article in the authors group was supported by the Defense Advanced Research Project Agency program Nanoscale Architectures of Coherent Hyper-Optical Sources(grant no.W911-NF07-1-0314);by the Air Force Office of Scientific Research(grant no.FA9550-10-1-0444,Gernot Pomrenke);We thank Martin Hill for his collaboration over the last few years.
Miniaturization has been an everlasting theme in the development of semiconductor lasers.One important breakthrough in this process in recent years is the use of metal-dielectric composite structures that made truly s...