280 citations · 2.1k across the 35 of their papers we have counts for
34 papers
Low Bend Loss, High Index, Composite Morphology Ultra-fast Laser Written Waveguides for Photonic Integrated Circuits
Andrew J. Ross-Adams, Toney T. Fernandez, Michael J. Withford +1
We demonstrate a novel, composite laser written 3D waveguide, fabricated in boro-aluminosilicate glass, with a refractive index contrast of 1.12 x 10^-2. The waveguide is fabricate…
Achromatic photonic tricouplers for application in nulling interferometry
Marc-Antoine Martinod, Peter Tuthill, Simon Gross +3
Integrated-optic components are being increasingly used in astrophysics, mainly where accuracy and precision are paramount. One such emerging technology is nulling interferometry t…
Building hybridized 28-baseline pupil-remapping photonic interferometers for future high resolution imaging
Nick Cvetojevic, Barnaby R. M. Norris, Simon Gross +7
One key advantage of single-mode photonic technologies for interferometric use is their ability to easily scale to an ever increasing number of inputs without a major increase in t…
A micro-optical module for multi-wavelength addressing of trapped ions
M. L. Day, K. Choonee, Z. Chaboyer +4
The control of large-scale quantum information processors based on arrays of trapped ions requires a means to route and focus multiple laser beams to each of many trapping sites in…
Photonics-based mid-infrared interferometry: 4-year results of the ALSI project and future prospects
L. Labadie, S. Minardi, J. Tepper +7
In this contribution, we review the results of the ALSI project (Advanced Laser-writing for Stellar Interferometry), aimed at assessing the potential of ultrafast laser writing to…
Role of ion migrations and structural reorganisations in femtosecond laser direct-written chalcogenide glass waveguides
Thomas Gretzinger, Toney Teddy Fernandez, Simon Gross +2
Formation of femtosecond laser direct-written positive refractive index waveguides in Gallium Lanthanum Sulphide (GLS) glass is explained for the first time. Evidence of structural…
Modal noise in an integrated photonic lantern fed diffraction-limited spectrograph
N. Cvetojevic, N. Jovanovic, S. Gross +9
In an attempt to develop a streamlined astrophotonic instrument, we demonstrate the realization of an all-photonic device capable of both multimode to single mode conversion and sp…
Digital Waveguide Adiabatic Passage Part 2: Experiment
Vincent Ng, Jesse A. Vaitkus, Zachary J. Chaboyer +5
Using a femtosecond laser writing technique, we fabricate and characterise three-waveguide digital adiabatic passage devices, with the central waveguide digitised into five discret…
Reconfigurable SDM Switching Using Novel Silicon Photonic Integrated Circuit
Yunhong Ding, Valerija Kamchevska, Kjeld Dalgaard +7
Space division multiplexing using multicore fibers is becoming a more and more promising technology. In space-division multiplexing fiber network, the reconfigurable switch is one…
On-chip generation of heralded photon-number states
Panagiotis Vergyris, Thomas Meany, Tommaso Lunghi +5
Beyond the use of genuine monolithic integrated optical platforms, we report here a hybrid strategy enabling on-chip generation of configurable heralded two-photon states. More spe…
Generation of heralded single photons beyond 1100 nm by spontaneous four-wave mixing in a side-stressed femtosecond laser-written waveguide
Zhizhong Yan, Yuwen Duan, L. G. Helt +3
We demonstrate a monolithically integrable heralded photon source in a femtosecond laser direct written glass waveguide. The generation of photon pairs with a wide wavelength separ…
Engineering integrated photonics for heralded quantum gates
T. Meany, D. N. Biggerstaff, M. A. Broome +7
Scaling up linear-optics quantum computing will require multi-photon gates which are compact, phase-stable, exhibit excellent quantum interference, and have success heralded by the…
Tuneable quantum interference in a 3D integrated circuit
Zachary Chaboyer, Thomas Meany, L. G. Helt +2
Integrated photonics promises solutions to questions of stability, complexity, and size in quantum optics. Advances in tunable and non-planar integrated platforms, such laser-inscr…
High-performance 3D waveguide architecture for astronomical pupil-remapping interferometry
Barnaby Norris, Nick Cvetojevic, Simon Gross +6
The detection and characterisation of extra-solar planets is a major theme driving modern astronomy, with the vast majority of such measurements being achieved by Doppler radial-ve…
Hybrid photonic circuit for multiplexed heralded single photons
Thomas Meany, Lutfi A. Ngah, Matthew J. Collins +7
A key resource for quantum optics experiments is an on-demand source of single and multiple photon states at telecommunication wavelengths. This letter presents a heralded single p…
Integrated photonic building blocks for next-generation astronomical instrumentation II: the multimode to single mode transition
Izabela Spaleniak, Nemanja Jovanovic, Simon Gross +3
There are numerous advantages to exploiting diffraction-limited instrumentation at astronomical observatories, which include smaller footprints, less mechanical and thermal instabi…
Multiband processing of multimode light: combining 3D photonic lanterns with waveguide Bragg gratings
Izabela Spaleniak, Simon Gross, Nemanja Jovanovic +4
The first demonstration of narrowband spectral filtering of multimode light on a 3D integrated photonic chip using photonic lanterns and waveguide Bragg gratings is reported. The p…
Fabrication of high quality sub-micron Au gratings over large areas with pulsed laser interference lithography for SPR sensors
Alexander Arriola, Ainara Rodriguez, Noemi Perez +4
Metallic gratings were fabricated using high energy laser interference lithography with a frequency tripled Nd:YAG nanosecond laser. The grating structures were first recorded in a…
Low bend loss waveguides enable compact, efficient 3D photonic chips
Alexander Arriola, Simon Gross, Nemanja Jovanovic +5
We present a novel method to fabricate low bend loss femtosecond-laser written waveguides that exploits the differential thermal stabilities of laser induced refractive index modif…
Starlight Demonstration of the Dragonfly Instrument: an Integrated Photonic Pupil Remapping Interferometer for High Contrast Imaging
N. Jovanovic, P. G. Tuthill, B. Norris +13
In the two decades since the first extra-solar planet was discovered, the detection and characterization of extra-solar planets has become one of the key endeavors in all of modern…
Design of Optically Path Length Matched, Three-Dimensional Photonic Circuits Comprising Uniquely Routed Waveguides
Ned Charles, Nemanja Jovanovic, Simon Gross +6
A method for designing physically path length matched, three-dimensional photonic circuits is described. We focus specifically on the case where all the waveguides are uniquely rou…
Non-classical interference in integrated 3D multiports
Thomas Meany, Michael Delanty, Simon Gross +3
We demonstrate three and four input multiports in a three dimensional glass platform, fabricated using the femtosecond laser direct-write technique. Hong-Ou-Mandel (HOM) interferen…
Integrated photonic building blocks for next-generation astronomical instrumentation I: the multimode waveguide
Nemanja Jovanovic, Izabela Spaleniak, Simon Gross +5
We report on the fabrication and characterization of composite multimode waveguide structures that consist of a stack of single-mode waveguides fabricated by ultrafast laser inscri…
Developing arrayed waveguide grating spectrographs for multi-object astronomical spectroscopy
Nick Cvetojevic, Nemanja Jovanovic, Jon Lawrence +2
With the aim of utilizing arrayed waveguide gratings for multi-object spectroscopy in the field of astronomy, we outline several ways in which standard telecommunications grade chi…