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

Deformations in a Transverse Cross Section

Deformations in a Transverse Cross Section

When a material is subjected to uniaxial stress, it elongates or contracts in the direction of the applied force, and also undergoes changes in the perpendicular directions. This behavior is crucial for understanding how materials behave under stress and is governed by mechanical properties such as Poisson's ratio v, which measures the ratio of transverse strain to axial strain.
As the material stretches, it expands or contracts in orthogonal directions to the load. This phenomenon varies...

Deformation of Member under Multiple Loadings

Deformation of Member under Multiple Loadings

When a rod is made of different materials or has various cross-sections, it must be divided into parts that meet the necessary conditions for determining the deformation. These parts are each characterized by their internal force, cross-sectional area, length, and modulus of elasticity. These parameters are then used to compute the deformation of the entire rod.
In the case of a member with a variable cross-section, the strain is not constant but depends on the position. The deformation of an...

Deformation in a Circular Shaft

Deformation in a Circular Shaft

One of the distinctive characteristics of circular shafts is their ability to maintain their cross-sectional integrity under torsion. In other words, each cross-section continues to exist as a flat, unaltered entity, simply rotating like a solid, rigid slab. To understand the distribution of shearing stress within such a shaft, consider a cylindrical section inside this circular shaft. This section has a length of L and a radius of R, with one end fixed. The radius of the cylindrical section is...

You might also read

Related Articles

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

Sort by

Same author

[Small cell carcinoma of the bladder. Small cell lung cancer-associated ganglioside (Fuc GM1) expression].

Nihon Hinyokika Gakkai zasshi. The japanese journal of urology·1992

Same author

[A case of severe HELLP syndrome with eclampsia].

Nihon Sanka Fujinka Gakkai zasshi·1992

Same author

Confocal laser microscopy of dystrophin localization in guinea pig skeletal muscle fibers.

The Journal of cell biology·1992

Same author

Limited arthrodesis for the rheumatoid wrist.

The Journal of hand surgery·1992

Same author

Rheumatoid wrists treated with synovectomy of the extensor tendons and the wrist joint combined with a Darrach procedure.

The Journal of hand surgery·1992

Same author

Nucleotide sequence and presumed secondary structure of the internal transcribed spacers of rDNA of the pea aphid, Acyrthosiphon pisum.

Comparative biochemistry and physiology. B, Comparative biochemistry·1992

Search research articles

Related Experiment Video

Updated: Jun 13, 2026

Equibiaxial Stretching Device for High Magnification Live-Cell Confocal Fluorescence Microscopy

Equibiaxial Stretching Device for High Magnification Live-Cell Confocal Fluorescence Microscopy

Published on: June 13, 2025

Deformable 2-D mirror using multilayered electrostrictors.

T Sato¹, H Ishikawa, O Ikeda

¹Tokyo Institute of Technology, Japan.

|April 17, 2010

Summary

This summary is machine-generated.

A novel compact 2-D deformable mirror uses electrostrictive sheets for precise wavefront control. This technology enables efficient and adaptable optical surface adjustments for various applications.

More Related Videos

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Published on: February 1, 2016

Revealing Electromechanical Control of Tissue Homeostasis Using a Two-Layer Microfluidic Device

Revealing Electromechanical Control of Tissue Homeostasis Using a Two-Layer Microfluidic Device

Published on: September 19, 2025

Related Experiment Videos

Last Updated: Jun 13, 2026

Equibiaxial Stretching Device for High Magnification Live-Cell Confocal Fluorescence Microscopy

Equibiaxial Stretching Device for High Magnification Live-Cell Confocal Fluorescence Microscopy

Published on: June 13, 2025

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Fabrication Process of Silicone-based Dielectric Elastomer Actuators

Published on: February 1, 2016

Revealing Electromechanical Control of Tissue Homeostasis Using a Two-Layer Microfluidic Device

Revealing Electromechanical Control of Tissue Homeostasis Using a Two-Layer Microfluidic Device

Published on: September 19, 2025

Area of Science:

Optics and Photonics
Materials Science

Background:

Deformable mirrors are crucial optical components for wavefront shaping.
Existing deformable mirrors can be complex and costly.
There is a need for compact and efficient deformable mirror designs.

Purpose of the Study:

To propose and experimentally demonstrate a compact 2-D deformable mirror.
To utilize electrostrictive laminar sheets for mirror surface deformation.
To optimize voltage distribution for precise wavefront generation.

Main Methods:

Constructing a 2-D deformable mirror with multiple electrostrictive laminar sheets bonded to a glass plate.
Assigning individual sheets to generate specific wavefronts.
Designing electrodes for optimal approximation of required voltage distributions using discrete voltages.
Superposing weighted contributions from actuators for mirror deformation.

Main Results:

Demonstrated the feasibility of a compact 2-D deformable mirror design.
Showcased the ability to generate desired wavefronts through controlled deformation.
Validated the experimental usefulness of the proposed construction.

Conclusions:

The proposed compact 2-D deformable mirror offers an efficient solution for wavefront control.
Electrostrictive laminar sheets provide a viable mechanism for precise mirror surface manipulation.
The experimental results confirm the practical applicability of this deformable mirror technology.