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Tapered Optical Fiber has Strong Optical-Acoustic Interactions with Acoustic Waves

Tapered Optical Fiber has Strong Optical-Acoustic Interactions with Acoustic Waves

When optical beams comprising photons tend to travel via fibers, they lead to vibrations that produce acoustic waves, consisting of phonons.

20 Feb 2023

$Gate-Tunable Nanoscale Negative Refraction of Polaritons$

Gate-Tunable Nanoscale Negative Refraction of Polaritons

A recent study led by Javier Abajo from the Institut de Ciencies Fotoniques (ICFO) and Qing Dai from the National Center for Nanoscience and Technology (NCNST) of the Chinese Academy of Sciences (CAS) demonstrated a gate-tunable nanoscale negative refraction of polaritons in the mid-infrared range through a van der Waals heterostructure of graphene and molybdenum trioxide.

13 Feb 2023

New Method Enables the Targeted Design of Molecules and Materials

New Method Enables the Targeted Design of Molecules and Materials

Considerable progress for drug discovery, industrial processes, and optoelectronics could be yielded by engineering novel molecules and materials with specific properties.

9 Feb 2023

Mie Voids Could Manipulate and Control Light in Air

Mie Voids Could Manipulate and Control Light in Air

Resonant optical phenomena in dielectrics and metals have boundless applications in numerous fields. The nanoscale confinement enables unmatched control of light–matter interaction at interfaces and surfaces, exploiting and governing the light flow.

31 Jan 2023

Analyzing Free-Space Transport of Photonic Hopfions

Analyzing Free-Space Transport of Photonic Hopfions

A new, highly uncommon, structured-light family of 3D topological solitons, called the photonic hopfions have been reported by scientists. Here, the topological numbers and topological textures could be tuned in a free and independent manner.

20 Jan 2023

Broken Symmetries Offer Opportunities for the Control of Thermal Emissions

Broken Symmetries Offer Opportunities for the Control of Thermal Emissions

Radiative heat transfer is a universal physical phenomenon in the universe. Any object having a temperature over absolute zero tends to exchange thermal energy with the surroundings.

5 Dec 2022

3D Optical Coherence Tomography for Analyzing Cyanobacterial Biofilm Architecture

3D Optical Coherence Tomography for Analyzing Cyanobacterial Biofilm Architecture

In an article published in the journal Polymers, researchers assessed the effect of carbon nanotube (CNT)-modified surfaces in cyanobacterial biofilm development over a long-term assay under controlled hydrodynamic conditions.

27 Oct 2022

Elliptical Nanohole Arrays Improve Beaming Effect of Plasmonic Metalenses

Elliptical Nanohole Arrays Improve Beaming Effect of Plasmonic Metalenses

A recent study in Optical Materials investigates the beaming effect of a plasmonic metalens with elliptical nanohole arrays in a metal film using experimental techniques and geometric simulations.

18 Oct 2022

Polarity-Switchable Photoconductivity in Semiconductor Nanowires

Polarity-Switchable Photoconductivity in Semiconductor Nanowires

III-V semiconductor nanowires have intriguing material features, which facilitate the creation of advanced electronic and optoelectronic devices at the nanoscale.

14 Oct 2022

Study Highlights Future Engineering Design of NP-Doped Fiber Sensors

Study Highlights Future Engineering Design of NP-Doped Fiber Sensors

In an article published in the journal Scientific Reports, researchers investigated gold nanoparticles (NPs), used as the contrast agent in the optical fiber to increase the intensity of the backscattered light from the aspect of their spectra.

7 Oct 2022

Cylinder CGH - What Is It and How It Works

Cylinder CGH - What Is It and How It Works

This product profile describes the features and applications of the Cylinder CGH.

From AOM - Arizona Optical Metrology LLC

UV, IR, and SWIR Lenses for Specialized Applications

UV, IR, and SWIR Lenses for Specialized Applications

This product profile describes the features and applications of the UV, IR, and SWIR Lenses.

From Resolve Optics Ltd.

Nexview™ 650: Coherence Scanning Interferometry

Nexview™ 650: Coherence Scanning Interferometry

Coherence Scanning Interferometry is the measurement technology at the core of the Nexview™ 650 system.

From Zygo Corporation

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