Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Methods of Obtaining Topography

Methods of Obtaining Topography

Topography involves measuring and mapping land elevations, natural features, and artificial structures to create accurate representations of the terrain. Topographic surveying relies on traditional and modern methods, each with distinct advantages and limitations.Traditional Surveying Methods:Transit stadia surveys and plane table surveys were widely used traditional surveying methods. These techniques relied on instruments like theodolites and stadia rods for measuring distances and angles,...

Rotation of Asymmetric Top

Rotation of Asymmetric Top

By definition, a spherically symmetric body has the same moment of inertia about any axis passing through its center of mass. This situation changes if there is no spherical symmetry. Since most rigid bodies are not spherically symmetric, these require special treatment.
The relationship between the angular momentum of any rigid body and its angular velocity, both of which are vectors, involves the moment of inertia. The moment of inertia is a scalar quantity only for spherically symmetric...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Low-complexity iterative receiver based on variational Bayesian inference for multiple-input multiple-output underwater acoustic communication.

The Journal of the Acoustical Society of America·2026

Same author

Dysregulation of PCSK9 via m<sup>6</sup>A-dependent epitranscriptomic programs fosters hepatocellular carcinoma progression.

Cancer letters·2026

Same author

The impact of single-nucleotide variants of hepatitis B virus and antiviral on liver cancer in gray zone patients.

Journal of biomedical science·2025

Same author

Impact of Denosumab Adherence on Renal Function and Mortality Rates in Type 2 Diabetes Patients With Osteoporosis.

The Kaohsiung journal of medical sciences·2025

Same author

The Effect of Midpregnancy Screening for Gestational Diabetes Mellitus on Pregnancy Outcomes: The TESGO Randomized Controlled Trial.

Diabetes care·2025

Same author

Mediating effect of depression on the association between inattention or hyperactivity with the severity of substance dependence: the role of self-efficacy.

Journal of psychiatric research·2025

Same journal

High-Entropy Alloy Nanomaterials with Well-Designed Nanostructures for Electrocatalytic Applications.

Nano letters·2026

Same journal

Symmetrical Tetravalent Aptamer-Protein Conjugate with Ultrahigh <i>In Vivo</i> Stability for Targeted Cancer Imaging and Therapy.

Nano letters·2026

Same journal

Heterogeneous Reactivity of Palladium Nanoparticles Revealed by Wavelength-Resolved Interferometric Scattering.

Nano letters·2026

Same journal

Protonation-Gated Hydrogen Evolution Enabled by Pyridinic Nitrogen on Graphene Edges.

Nano letters·2026

Same journal

Ligand Engineering of Dithiolate-Protected Au<sub>24</sub>Pt Nanoclusters for Improved Thermocatalytic Activity.

Nano letters·2026

Same journal

Correction to "Switchable Altermagnetism Induced by Polyhedral Rotation Distortion".

Nano letters·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Mar 3, 2026

Photorealistic Learned Landscapes for Augmented Reality

Photorealistic Learned Landscapes for Augmented Reality

Published on: June 27, 2025

Two-Dimensional Topology Optimized Nonlocal Metasurfaces for Augmented Reality.

Chih-Yao Hsu¹, Huan-Teng Su¹, Wan-Tzu Kuo¹

¹Department of Photonics, College of Electrical and Computer Engineering, National Yang Ming Chiao Tung University, Hsinchu 300093, Taiwan.

|March 2, 2026

Summary

This summary is machine-generated.

This study presents a novel nonlocal metasurface for augmented reality (AR) that enhances spectral control. The new design offers compact, efficient, and multifunctional free-space combiners for advanced optical displays.

Keywords:

RGB channels high quality factor nonlocal metasurfaces optical combiner topology optimization

More Related Videos

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

Related Experiment Videos

Last Updated: Mar 3, 2026

Photorealistic Learned Landscapes for Augmented Reality

Photorealistic Learned Landscapes for Augmented Reality

Published on: June 27, 2025

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

Area of Science:

Optics and Photonics
Materials Science
Nanotechnology

Background:

Metasurfaces are explored for augmented reality (AR) to replace bulky optics.
Current metasurface combiners lack spectral multifunctionality, limiting light separation.
Existing nonlocal metasurfaces often have reduced efficiency due to design constraints.

Purpose of the Study:

To develop a compact, multifunctional free-space combiner for AR using a nonlocal metasurface.
To achieve high spectral selectivity and efficiency for separating ambient and display light.
To enable advanced optical displays with improved color purity and reduced power consumption.

Main Methods:

Topology optimization of a nonlocal metasurface.
Utilizing first-order reflective diffraction for high-Q resonances at RGB wavelengths.
Introducing 2D design freedom into resonant waveguide gratings for freeform structures.

Main Results:

Demonstrated high diffraction efficiencies and narrow spectral bandwidths.
Achieved precise wavelength selectivity with vivid color reproduction.
Validated experimental results showing strong suppression of spectral leakage.
Integrated metasurface into a free-space AR platform with high color purity and reduced display power.

Conclusions:

The topology-optimized nonlocal metasurface enables compact, multifunctional free-space combiners for AR.
This approach offers a promising path toward advanced optical displays and spectrally selective photonic systems.
The design overcomes limitations of existing metasurface combiners, enhancing AR performance.