All-dielectric concentration of electromagnetic fields at the nanoscale: the role of photonic nanojets

J Zhu, LL Goddard - Nanoscale Advances, 2019 - pubs.rsc.org
The photonic nanojet (PNJ) is a narrow high-energy beam that was originally found on the
back side of all-dielectric spherical structures. It is a unique type of energy concentration …

Superscattering emerging from the physics of bound states in the continuum

A Canós Valero, HK Shamkhi, AS Kupriianov… - Nature …, 2023 - nature.com
We study the Mie-like scattering from an open subwavelength resonator made of a high-
index dielectric material, when its parameters are tuned to the regime of interfering …

Laboratory and UAV-based identification and classification of tomato yellow leaf curl, bacterial spot, and target spot diseases in tomato utilizing hyperspectral imaging …

J Abdulridha, Y Ampatzidis, J Qureshi, P Roberts - Remote Sensing, 2020 - mdpi.com
Tomato crops are susceptible to multiple diseases, several of which may be present during
the same season. Therefore, rapid disease identification could enhance crop management …

Growing on calcareous soils and facing climate change

T Bontpart, A Weiss, D Vile, F Gérard, B Lacombe… - Trends in Plant …, 2024 - cell.com
Soil calcium carbonate (CaCO 3) impacts plant mineral nutrition far beyond Fe metabolism,
imposing constraints for crop growth and quality in calcareous agrosystems. Our knowledge …

Special scattering regimes for conical all-dielectric nanoparticles

AV Kuznetsov, A Canós Valero, HK Shamkhi… - Scientific reports, 2022 - nature.com
All-dielectric nanophotonics opens a venue for a variety of novel phenomena and scattering
regimes driven by unique optical effects in semiconductor and dielectric nanoresonators …

Golden vaterite as a mesoscopic metamaterial for biophotonic applications

RE Noskov, A Machnev, II Shishkin… - Advanced …, 2021 - Wiley Online Library
Mesoscopic photonic systems with tailored optical responses have great potential to open
new frontiers in implantable biomedical devices. However, biocompatibility is typically a …

Transparent hybrid anapole metasurfaces with negligible electromagnetic coupling for phase engineering

AV Kuznetsov, A Canós Valero, M Tarkhov… - …, 2021 - degruyter.com
All-dielectric nanophotonics has become one of the most active fields of research in modern
optics, largely due to the opportunities offered by the simultaneous resonant control of …

Organic kainate single crystals for second-harmonic and broadband THz generation

H Barhum, C McDonnell, T Alon… - … Applied Materials & …, 2023 - ACS Publications
Organic crystals with unique nonlinear optical properties have been attracting attention
owing to their capability to outperform their conventional nonorganic counterparts. Since …

Biocompatibility characterization of vaterite with a bacterial whole-cell biosensor

D Harpaz, H Barhom, B Veltman, P Ginzburg… - Colloids and Surfaces B …, 2023 - Elsevier
The growing biomedical challenges impose the continuous development of novel platforms.
Ensuring the biocompatibility of drug delivery and implantable biomedical devices is an …

Excitonic versus Free-Carrier Contributions to the Nonlinearly Excited Photoluminescence in CsPbBr3 Perovskites

D Khmelevskaia, D Markina, P Tonkaev… - Acs …, 2021 - ACS Publications
Nonlinear optical absorption of light and efficient luminescence in halide perovskites are
important photophysical processes, which can be employed for efficient light conversion …