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19932026
most citedDoping graphene with metal contacts

2.6k citations

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145 papers · 1 filter

physics.optics2025

Molecule-by-molecule nanoresolved picosecond Purcell-enhanced emission at room-temperature in hollow plasmonic nanocone metamaterials

R. Margoth Córdova-Castro, Dirk Jonker, Clément Cabriel +7

Nanoscale variations in the electromagnetic environment strongly influence quantum emission processes, yet direct quantitative visualization of these effects at the single-emitter…

physics.optics2025★ 4 cited

Suspended Z-cut lithium niobate waveguides for stimulated Brillouin scattering

Lisa-Sophie Haerteis, Yan Gao, Aditya Dubey +8

On-chip stimulated Brillouin scattering (SBS) has recently been demonstrated in thin-film lithium niobate (TFLN), an emerging material platform for integrated photonics offering la…

physics.optics2025★ 6 cited

Milliwatt-level UV generation using sidewall poled lithium niobate

C. A. A. Franken, S. S. Ghosh, C. C. Rodrigues +8

Integrated coherent sources of ultra-violet (UV) light are essential for a wide range of applications, from ion-based quantum computing and optical clocks to gas sensing and micros…

physics.optics2025★ 2 cited

Dispersion of backward-propagating waves in a surface defect on a 3D photonic band gap crystal

Timon J. Vreman, Melissa J. Goodwin, Lars J. Corbijn van Willenswaard +3

We experimentally study the dispersion relation of waves in a two-dimensional (2D) defect layer with periodic nanopores that sits on a three-dimensional (3D) photonic band gap crys…

physics.optics2024★ 2 cited

Physical mode analysis of multimode cascaded nonlinear processes in strongly-coupled waveguides

Lisi Xia, Peter J. M. van der Slot, Chris Toebes +1

We experimentally investigate on-chip control and analysis of spatially multimode nonlinear interactions in silicon nitride waveguide circuits. Using widely different dispersion of…

physics.optics2024★ 4 cited

Mesoscopic Theory of Wavefront Shaping to Focus Waves inside Disordered Media

B. A. van Tiggelen, A. Lagendijk, Willem L. Vos

We describe the {theory of focusing waves} to a predefined spatial point {inside} a disordered {three-dimensional medium} by the external shaping of {} different field sources o…

physics.optics2024★ 3 cited

Chip-integrated extended-cavity mode-locked laser in the visible

Lisa V. Winkler, Govert Neijts, Hubertus J. M. Bastiaens +9

Mode-locked lasers are of interest for applications such as biological imaging, non-linear frequency conversion, and single-photon generation. In the infrared, chip-integrated mode…

physics.optics2024

Programmable multifunctional integrated microwave photonic circuit on thin-film lithium niobate

Chuangchuang Wei, Hanke Feng, Kaixuan Ye +6

Microwave photonics, with its advanced high-frequency signal processing capabilities, is expected to play a crucial role in next-generation wireless communications and radar system…

physics.optics2024★ 29 cited

High-power and narrow-linewidth laser on thin-film lithium niobate enabled by photonic wire bonding

Cornelis A. A. Franken, Rebecca Cheng, Keith Powell +9

Thin-film lithium niobate (TFLN) has emerged as a promising platform for the realization of high performance chip-scale optical systems, spanning a range of applications from optic…

physics.optics2024★ 1 cited

Integrated diode lasers for the generation of sub-GHz repetition rate frequency combs

Anzal Memon, Albert van Rees, Jesse Mak +4

We demonstrate absorber-free passive and hybrid mode-locking at sub-GHz repetition rates using a hybrid integrated extended cavity diode laser around 1550 nm. The laser is based on…

physics.optics2024★ 6 cited

Practical considerations for high-fidelity wavefront shaping experiments

Bahareh Mastiani, Daniël W. S. Cox, Ivo M. Vellekoop

Wavefront shaping is a technique for directing light through turbid media. The theoretical aspects of wavefront shaping are well understood, and under near-ideal experimental condi…

physics.optics2024★ 4 cited

Non-utopian optical properties computed of a tomographically reconstructed real photonic nanostructure

Lars J. Corbijn van Willenswaard, Stef Smeets, Nicolas Renaud +3

State-of-the-art computational methods combined with common idealized structural models provide an incomplete understanding of experiments on real nanostructures, since manufacturi…

physics.optics2024★ 1 cited

Probing the position-dependent optical energy fluence rate in three-dimensional scattering samples

Ozan Akdemir, Minh Duy Truong, Alfredo Rates +2

The accurate determination of the position-dependent energy fluence rate of scattered light (which is proportional to the energy density) is crucial to the understanding of transpo…

physics.optics2023★ 1 cited

Symmetries and Wavefunctions of Photons Confined in 3D Photonic Band Gap Superlattices

Marek Kozoň, Ad Lagendijk, Matthias Schlottbom +2

We perform a computational study of confined photonic states that appear in a three-dimensional (3D) superlattice of coupled cavities, resulting from a superstructure of intentiona…

physics.optics2023★ 1 cited

Model-based aberration corrected microscopy inside a glass tube

D. W. S. Cox, T. Knop, I. M. Vellekoop

Microscope objectives achieve near diffraction-limited performance only when used under the conditions they are designed for. In non-standard geometries, such as thick cover slips…

physics.optics2023★ 36 cited

Femtosecond pulse amplification on a chip

Mahmoud A. Gaafar, Markus Ludwig, Kai Wang +13

Femtosecond laser pulses enable the synthesis of light across the electromagnetic spectrum and provide access to ultrafast phenomena in physics, biology, and chemistry. Chip-integr…

physics.optics2023★ 24 cited

On-Chip Stimulated Brillouin Scattering via Surface Acoustic Waves

Govert Neijts, Choon Kong Lai, Maren Kramer Riseng +6

Surface acoustic wave (SAW) devices are ubiquitously used for signal processing and filtering, as well as mechanical, chemical and biological sensing, and show promise as quantum t…

physics.optics2023★ 5 cited

Mirror Symmetry in three-dimensional Multiple-Scattering Media

Sudhir K. Saini, Evangelos Marakis, Kayleigh Start +3

We investigate the effect of a mirror-symmetry plane in multiple-scattering media under plane-wave illumination along the symmetry plane. Designed and fabricated samples' optical t…

physics.optics2023★ 8 cited

Observation of a Brillouin dynamic grating in silicon nitride waveguides

Roel Botter, Jasper van den Hoogen, Akhileshwar Mishra +5

Brillouin enhanced four wave mixing in the form of a Brillouin dynamic grating (BDG) enables a uniquely tunable filter, whose properties can be tuned by purely optical means. This…

physics.optics2023★ 10 cited

On-Chip Phase-Shift Induced Control of Supercontinuum Generation in a Dual-Core SiN Waveguide

Lisi Xia, Peter J. M. van der Slot, Maximilian Timmerkamp +3

We investigate on-chip spectral control of supercontinuum generation, taking advantage of the additional spatial degree of freedom in strongly-coupled dual-core waveguides. Using n…

physics.optics2023★ 2 cited

Unsupervised Machine Learning to Classify the Confinement of Waves in Periodic Superstructures

Marek Kozoň, Rutger Schrijver, Matthias Schlottbom +2

We employ unsupervised machine learning to enhance the accuracy of our recently presented scaling method for wave confinement analysis [1]. We employ the standard k-means++ algorit…

physics.optics2023★ 5 cited

Observation of light propagation through a three-dimensional cavity superlattice in a 3D photonic band gap

Manashee Adhikary, Marek Kozon, Ravitej Uppu +1

We experimentally investigate unusual light propagation inside a three-dimensional (3D) superlattice of resonant cavities that are confined within a 3D photonic band gap. Therefore…

physics.optics2023★ 8 cited

Hybrid integrated near UV lasers using the deep-UV Al2O3 platform

C. A. A. Franken, W. A. P. M. Hendriks, L. V. Winkler +9

Hybrid integrated diode lasers have so far been realized using silicon, polymer, and silicon nitride (Si3N4) waveguide platforms for extending on-chip tunable light engines from th…

physics.optics2023★ 11 cited

Long-term absolute frequency stabilization of a hybrid-integrated InP-Si3N4 diode laser

Albert van Rees, Lisa V. Winkler, Pierre Brochard +4

Hybrid integrated diode lasers based on combining semiconductor optical amplifiers with low-loss Si3N4-based feedback circuits enable great laser performance for advanced photonic…