Direct observation of topological edge states in silicon photonic crystals

Nikhil Parappurath; Filippo Alpeggiani; L. Kuipers; Ewold Verhagen

doi:10.1364/CLEO_AT.2019.JM2B.2

Direct observation of topological edge states in silicon photonic crystals

Nikhil Parappurath^*, Filippo Alpeggiani, L. Kuipers, Ewold Verhagen

^*Corresponding author for this work

Research output: Chapter in Book/Conference proceedings/Edited volume › Conference contribution › Scientific › peer-review

Abstract

We directly observe the states of topological photonic crystals at telecom wavelengths. Using the states’ intrinsic radiation, we measure dispersion, loss, pseudospin, and spin-spin scattering. We image spin-selective unidirectional propagation around sharp corners and junctions.

Original language	English
Title of host publication	CLEO
Subtitle of host publication	Applications and Technology, CLEO_AT 2019
Editors	Peter Andersen, Michael M. Mielke
Publisher	OSA - The Optical Society
Volume	Part F127-CLEO_AT 2019
ISBN (Electronic)	978-155752820-9
ISBN (Print)	978-194358057-6
DOIs	https://doi.org/10.1364/CLEO_AT.2019.JM2B.2 https://doi.org/10.23919/CLEO.2019.8750004
Publication status	Published - 2019
Event	CLEO: Applications and Technology, CLEO_AT 2019 - San Jose, United States Duration: 5 May 2019 → 10 May 2019

Publication series

Name	Optics InfoBase Conference Papers
Volume	Part F127-CLEO_AT 2019
ISSN (Electronic)	2162-2701

Conference

Conference	CLEO: Applications and Technology, CLEO_AT 2019
Country/Territory	United States
City	San Jose
Period	5/05/19 → 10/05/19

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Parappurath, N., Alpeggiani, F., Kuipers, L., & Verhagen, E. (2019). Direct observation of topological edge states in silicon photonic crystals. In P. Andersen, & M. M. Mielke (Eds.), CLEO: Applications and Technology, CLEO_AT 2019 (Vol. Part F127-CLEO_AT 2019). (Optics InfoBase Conference Papers; Vol. Part F127-CLEO_AT 2019). OSA - The Optical Society. https://doi.org/10.1364/CLEO_AT.2019.JM2B.2, https://doi.org/10.23919/CLEO.2019.8750004

@inproceedings{b634a47afcd74eaf92093c609f915754,

title = "Direct observation of topological edge states in silicon photonic crystals",

abstract = "We directly observe the states of topological photonic crystals at telecom wavelengths. Using the states{\textquoteright} intrinsic radiation, we measure dispersion, loss, pseudospin, and spin-spin scattering. We image spin-selective unidirectional propagation around sharp corners and junctions.",

author = "Nikhil Parappurath and Filippo Alpeggiani and L. Kuipers and Ewold Verhagen",

year = "2019",

doi = "10.1364/CLEO_AT.2019.JM2B.2",

language = "English",

isbn = "978-194358057-6",

volume = "Part F127-CLEO_AT 2019",

series = "Optics InfoBase Conference Papers",

publisher = "OSA - The Optical Society",

editor = "Andersen, {Peter } and Mielke, {Michael M. }",

booktitle = "CLEO",

address = "United States",

note = "CLEO: Applications and Technology, CLEO_AT 2019 ; Conference date: 05-05-2019 Through 10-05-2019",

}

Parappurath, N, Alpeggiani, F, Kuipers, L & Verhagen, E 2019, Direct observation of topological edge states in silicon photonic crystals. in P Andersen & MM Mielke (eds), CLEO: Applications and Technology, CLEO_AT 2019. vol. Part F127-CLEO_AT 2019, Optics InfoBase Conference Papers, vol. Part F127-CLEO_AT 2019, OSA - The Optical Society, CLEO: Applications and Technology, CLEO_AT 2019, San Jose, United States, 5/05/19. https://doi.org/10.1364/CLEO_AT.2019.JM2B.2, https://doi.org/10.23919/CLEO.2019.8750004

Direct observation of topological edge states in silicon photonic crystals. / Parappurath, Nikhil; Alpeggiani, Filippo; Kuipers, L. et al.
CLEO: Applications and Technology, CLEO_AT 2019. ed. / Peter Andersen; Michael M. Mielke. Vol. Part F127-CLEO_AT 2019 OSA - The Optical Society, 2019. (Optics InfoBase Conference Papers; Vol. Part F127-CLEO_AT 2019).

Research output: Chapter in Book/Conference proceedings/Edited volume › Conference contribution › Scientific › peer-review

TY - GEN

T1 - Direct observation of topological edge states in silicon photonic crystals

AU - Parappurath, Nikhil

AU - Alpeggiani, Filippo

AU - Kuipers, L.

AU - Verhagen, Ewold

PY - 2019

Y1 - 2019

N2 - We directly observe the states of topological photonic crystals at telecom wavelengths. Using the states’ intrinsic radiation, we measure dispersion, loss, pseudospin, and spin-spin scattering. We image spin-selective unidirectional propagation around sharp corners and junctions.

AB - We directly observe the states of topological photonic crystals at telecom wavelengths. Using the states’ intrinsic radiation, we measure dispersion, loss, pseudospin, and spin-spin scattering. We image spin-selective unidirectional propagation around sharp corners and junctions.

UR - http://www.scopus.com/inward/record.url?scp=85068125226&partnerID=8YFLogxK

U2 - 10.1364/CLEO_AT.2019.JM2B.2

DO - 10.1364/CLEO_AT.2019.JM2B.2

M3 - Conference contribution

AN - SCOPUS:85068125226

SN - 978-194358057-6

VL - Part F127-CLEO_AT 2019

T3 - Optics InfoBase Conference Papers

BT - CLEO

A2 - Andersen, Peter

A2 - Mielke, Michael M.

PB - OSA - The Optical Society

T2 - CLEO: Applications and Technology, CLEO_AT 2019

Y2 - 5 May 2019 through 10 May 2019

ER -

Parappurath N, Alpeggiani F, Kuipers L, Verhagen E. Direct observation of topological edge states in silicon photonic crystals. In Andersen P, Mielke MM, editors, CLEO: Applications and Technology, CLEO_AT 2019. Vol. Part F127-CLEO_AT 2019. OSA - The Optical Society. 2019. (Optics InfoBase Conference Papers). doi: 10.1364/CLEO_AT.2019.JM2B.2, 10.23919/CLEO.2019.8750004

Direct observation of topological edge states in silicon photonic crystals

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