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

NMR Spectrometers: Resolution and Error Correction

NMR Spectrometers: Resolution and Error Correction

When magnetic nuclei in a sample achieve resonance and undergo relaxation, the signal detected in NMR is an approximately exponential free induction decay. Fourier transform of an exponential decay yields a Lorentzian peak in the frequency domain. Lorentzian peaks in an NMR spectrum are defined by their amplitude, full width at half maximum, and position, where the peak width is governed by the spin-spin relaxation time alone. In real experiments, however, the applied magnetic field is rendered...

X-ray Crystallography

X-ray Crystallography

The size of the unit cell and the arrangement of atoms in a crystal may be determined from measurements of the diffraction of X-rays by the crystal, termed X-ray crystallography.
Diffraction
Diffraction is the change in the direction of travel experienced by an electromagnetic wave when it encounters a physical barrier whose dimensions are comparable to those of the wavelength of the light. X-rays are electromagnetic radiation with wavelengths about as long as the distance between neighboring...

You might also read

Related Articles

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

Sort by

Same author

Palladium-Catalyzed Catellani-Type Silacyclization of Aryl-Thianthrenium Salts with Tetrasilanes.

The Journal of organic chemistry·2026

Same author

KF and Diaryl Iodide Salt-Mediated Ring Opening of Silacyclobutanes with Carbon Disulfide and Amines to Generate 3-(Fluorosilyl)propyl Dithiocarbamates.

Organic letters·2025

Same author

<i>In vitro</i> antibacterial activity and mechanism of cell-free supernatant of <i>Bacillus velezensis</i> Ea73 against <i>Streptococcus agalactiae</i>, a predominant bacteria that causes mastitis in cows.

Frontiers in veterinary science·2025

Same author

Utilization of probiotics against virulence factors of Staphylococcus aureus in bovine mastitis.

Antonie van Leeuwenhoek·2025

Same author

The metabolite itaconate is a transcriptional and posttranslational modulator of plant metabolism, development, and stress response.

Science advances·2025

Same author

Avoiding the tip: spiral optics for robust high power beam shaping of Bessel beams.

Optics express·2025

Search research articles

Related Experiment Video

Updated: Nov 21, 2025

Forming Micro-and Nano-Plastics from Agricultural Plastic Films for Employment in Fundamental Research Studies

Forming Micro-and Nano-Plastics from Agricultural Plastic Films for Employment in Fundamental Research Studies

Published on: July 27, 2022

Improved correction by freeform surfaces in prism spectrometer concepts.

Ziyao Tang, Herbert Gross

|January 15, 2021

Summary

Freeform optics correct spatial resolution and distortion in imaging spectrometers. A freeform prism combined with a second freeform near the image offers the best distortion correction and spot size preservation.

Area of Science:

Optical Engineering
Spectroscopy
Image Science

Background:

Imaging spectrometer systems are crucial for various applications.
Spatial resolution and distortion significantly affect system performance and data quality.
High-performance requirements necessitate advanced correction techniques.

Purpose of the Study:

To evaluate the effectiveness of freeform optics in correcting spatial resolution and distortion in spectrometer systems.
To determine the optimal placement of freeform elements for maximum correction.
To assess the impact of freeforms on image quality, specifically spot size.

Main Methods:

Analysis of freeform corrective power at different positions within various spectrometer designs.
Simulation and/or experimental evaluation of system performance with integrated freeform elements.

More Related Videos

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research

Published on: February 16, 2024

Interfacial Molecular-level Structures of Polymers and Biomacromolecules Revealed via Sum Frequency Generation Vibrational Spectroscopy

Interfacial Molecular-level Structures of Polymers and Biomacromolecules Revealed via Sum Frequency Generation Vibrational Spectroscopy

Published on: August 13, 2019

Related Experiment Videos

Last Updated: Nov 21, 2025

Forming Micro-and Nano-Plastics from Agricultural Plastic Films for Employment in Fundamental Research Studies

Forming Micro-and Nano-Plastics from Agricultural Plastic Films for Employment in Fundamental Research Studies

Published on: July 27, 2022

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research

Author Spotlight: Exploring Light-Driven Chemical Reactions and Energy-Harnessing Devices in Photochemical Research

Published on: February 16, 2024

Interfacial Molecular-level Structures of Polymers and Biomacromolecules Revealed via Sum Frequency Generation Vibrational Spectroscopy

Interfacial Molecular-level Structures of Polymers and Biomacromolecules Revealed via Sum Frequency Generation Vibrational Spectroscopy

Published on: August 13, 2019

Comparison of distortion correction and spot size preservation across different configurations.

Main Results:

Freeform optics demonstrate significant potential for correcting spatial resolution and distortion.
The optimal configuration involves a freeform prism and a second freeform element positioned near the image plane.
This specific freeform combination achieved superior distortion correction while maintaining minimal spot size.

Conclusions:

Freeform optical elements are highly effective for enhancing imaging spectrometer performance.
Strategic placement of freeforms, particularly a prism followed by a freeform near the image, yields optimal results.
The findings provide a pathway for designing high-performance imaging spectrometers with improved spatial accuracy.