Chiral bound states in the continuum in plasmonic metasurfaces

Y Tang, Y Liang, J Yao, MK Chen, S Lin… - Laser & Photonics …, 2023 - Wiley Online Library
Bound states in the continuum (BICs) offer novel mechanisms to boost the quality factor (Q‐
factor) of resonances. Unfortunately, current studies on chiral BICs metasurfaces suffer from …

Breakthrough in silicon photonics technology in telecommunications, biosensing, and gas sensing

M Shahbaz, MA Butt, R Piramidowicz - Micromachines, 2023 - mdpi.com
Silicon photonics has been an area of active research and development. Researchers have
been working on enhancing the integration density and intricacy of silicon photonic circuits …

Photonic and electrochemical biosensors for near-patient tests–a critical comparison

TF Krauss, L Miller, C Wälti, S Johnson - Optica, 2024 - opg.optica.org
Research into diagnostic biosensors is a vibrant field that combines scientific challenge with
translational opportunities; innovation in healthcare is of great societal interest and is an …

Nanogap enhancement of the refractometric sensitivity at quasi-bound states in the continuum in all-dielectric metasurfaces

K Watanabe, M Iwanaga - Nanophotonics, 2023 - degruyter.com
All-dielectric metasurfaces have great potential as highly sensitive refractometric sensors
relying on their spectral shifts because of an extensive range of design flexibilities and their …

Multiplexed Near-Field Optical Trapping Exploiting Anapole States

D Conteduca, G Brunetti, I Barth, SD Quinn… - ACS …, 2023 - ACS Publications
Optical tweezers have had a major impact on bioscience research by enabling the study of
biological particles with high accuracy. The focus so far has been on trapping individual …

Photonic characterisation of indium tin oxide as a function of deposition conditions

SFJ Blair, JS Male, SA Cavill, CP Reardon, TF Krauss - Nanomaterials, 2023 - mdpi.com
Indium tin oxide (ITO) has recently gained prominence as a photonic nanomaterial, for
example, in modulators, tuneable metasurfaces and for epsilon-near-zero (ENZ) photonics …

Multimode non-Hermitian framework for third harmonic generation in nonlinear photonic systems comprising two-dimensional materials

T Christopoulos, EE Kriezis, O Tsilipakos - Physical Review B, 2023 - APS
Resonant structures in modern nanophotonics are non-Hermitian (leaky and lossy), and
support quasinormal modes. Moreover, contemporary cavities frequently include two …

Enabling infinite Q factors in absorbing optical systems

R Kolkowski, A Shevchenko - Nanophotonics, 2023 - degruyter.com
Resonant optical structures have widespread applications in science and technology.
However, their quality (Q) factors can be significantly deteriorated, if some of their parts …

Intensity-based camera setup for refractometric and biomolecular sensing with a photonic crystal microfluidic chip

FA Kraft, S Lehmann, C Di Maria, L Joksch… - Biosensors, 2023 - mdpi.com
Label-free sensing is a promising approach for point-of-care testing devices. Among optical
transducers, photonic crystal slabs (PCSs) have positioned themselves as an inexpensive …

Nanoelectromechanical Tuning of High-Q Slot Metasurfaces

T Zheng, H Kwon, A Faraon - Nano Letters, 2023 - ACS Publications
Nanoelectromechanical devices have been used widely in many applications across
photonics, electronics, and acoustics. Their incorporation into metasurface systems could be …