Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Brain Abscess l: Introduction01:26

Brain Abscess l: Introduction

A brain abscess is a focal, intracerebral infection characterized by a localized collection of pus within the brain parenchyma, resulting from microbial invasion and the body’s inflammatory response. It progresses through stages: early and late cerebritis, followed by early and late capsule formation, reflecting tissue destruction, immune response, and eventual encapsulation.Etiology and PathogenesisCausative organisms vary with source and host factors, often involving polymicrobial infections,...

You might also read

Related Articles

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

Sort by
Same author

The Robust EM-type Algorithms for Log-concave Mixtures of Regression Models.

Computational statistics & data analysis·2017
Same author

Tubulins, rhythms and cell walls in poplar leaves: it's all in the timing.

Tree physiology·2017
Same author

Biomimetic matrix fabricated by LMP-1 gene-transduced MC3T3-E1 cells for bone regeneration.

Biofabrication·2017
Same author

Dynamic contrast-enhanced MRI in orbital lymphoproliferative disorders: Effects of region of interest selection methods on time efficiency, measurement reproducibility, and diagnostic ability.

Journal of magnetic resonance imaging : JMRI·2017
Same author

Global patent landscape of programmed cell death 1: implications of the rapid expansion.

Expert opinion on therapeutic patents·2017
Same author

Formation of amyloid fibrils from soy protein hydrolysate: Effects of selective proteolysis on β-conglycinin.

Food research international (Ottawa, Ont.)·2017

Related Experiment Video

Updated: Jun 2, 2026

Nanomoulding of Functional Materials, a Versatile Complementary Pattern Replication Method to Nanoimprinting
10:49

Nanomoulding of Functional Materials, a Versatile Complementary Pattern Replication Method to Nanoimprinting

Published on: January 23, 2013

12.2K

ZNS sub-nano roughness manufacturing process based on tool mark suppression.

Pengxiang Wang, Yifan Hou, Hao Hu

    Optics Express
    |March 18, 2026
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces a hybrid machining process for Zinc Sulfide (ZnS) crystals, combining single-point diamond turning (SPDT) and vibration-assisted magnetorheological finishing (V-MRF). The method successfully achieves sub-nanometer precision, significantly reducing surface roughness and tool marks for advanced optical applications.

    More Related Videos

    Use of Sacrificial Nanoparticles to Remove the Effects of Shot-noise in Contact Holes Fabricated by E-beam Lithography
    07:47

    Use of Sacrificial Nanoparticles to Remove the Effects of Shot-noise in Contact Holes Fabricated by E-beam Lithography

    Published on: February 12, 2017

    7.6K
    Fabrication of a Master Mold for Microneedles with a Micron-sized Air-vent Hole
    06:25

    Fabrication of a Master Mold for Microneedles with a Micron-sized Air-vent Hole

    Published on: December 5, 2025

    500

    Related Experiment Videos

    Last Updated: Jun 2, 2026

    Nanomoulding of Functional Materials, a Versatile Complementary Pattern Replication Method to Nanoimprinting
    10:49

    Nanomoulding of Functional Materials, a Versatile Complementary Pattern Replication Method to Nanoimprinting

    Published on: January 23, 2013

    12.2K
    Use of Sacrificial Nanoparticles to Remove the Effects of Shot-noise in Contact Holes Fabricated by E-beam Lithography
    07:47

    Use of Sacrificial Nanoparticles to Remove the Effects of Shot-noise in Contact Holes Fabricated by E-beam Lithography

    Published on: February 12, 2017

    7.6K
    Fabrication of a Master Mold for Microneedles with a Micron-sized Air-vent Hole
    06:25

    Fabrication of a Master Mold for Microneedles with a Micron-sized Air-vent Hole

    Published on: December 5, 2025

    500

    Area of Science:

    • Materials Science
    • Optical Engineering
    • Manufacturing Technology

    Background:

    • Zinc Sulfide (ZnS) crystals are vital infrared optical materials, particularly for national defense.
    • The inherent soft-brittle and polycrystalline nature of ZnS presents significant challenges for high-precision machining.
    • Achieving sub-nanometer precision on ZnS surfaces is crucial for advanced optical component performance.

    Purpose of the Study:

    • To develop and validate a hybrid machining process for sub-nanometer precision polishing of ZnS crystals.
    • To overcome the limitations of conventional machining methods in producing high-quality ZnS optical surfaces.
    • To optimize process parameters for both single-point diamond turning (SPDT) and vibration-assisted magnetorheological finishing (V-MRF) stages.

    Main Methods:

    • A hybrid approach integrating single-point diamond turning (SPDT) for initial shaping and vibration-assisted magnetorheological finishing (V-MRF) for precision polishing.
    • Optimization of process parameters for both SPDT and V-MRF to minimize surface roughness and eliminate periodic tool marks.
    • Characterization of surface quality, including root mean square (RMS) roughness and tool mark amplitude, before and after V-MRF.

    Main Results:

    • SPDT processing resulted in a surface roughness of 1.327 nm RMS with tool mark amplitude below 2 nm.
    • Subsequent V-MRF processing significantly improved surface quality, achieving a roughness of 0.887 nm RMS and tool mark amplitude below 0.9 nm.
    • V-MRF processing reduced surface roughness by 33.15% and tool mark amplitude by 55% compared to the SPDT-processed surface.

    Conclusions:

    • The proposed hybrid SPDT and V-MRF process is effective for achieving sub-nanometer precision polishing of ZnS crystals.
    • This combined approach successfully addresses the challenges posed by the material properties of ZnS, enabling high-quality optical surface fabrication.
    • The optimized parameters and demonstrated results validate the hybrid process for critical infrared optical material applications.