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

Imaging Biological Samples with Optical Microscopy

Imaging Biological Samples with Optical Microscopy

Optical microscopy uses optic principles to provide detailed images of samples. Antonie van Leeuwenhoek designed the first compound optical microscope in the 17th century to visualize blood cells, bacteria, and yeast cells. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes with enhanced magnification and resolution.
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...

You might also read

Related Articles

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

Sort by

Same author

Redox-active multi-thianthrene cycloparaphenylenes: synthesis and supramolecular properties.

Chemical communications (Cambridge, England)·2026

Same author

Quantum Coherence in a Perylene-Based Metal-Organic Framework for Potential Solid-State Qubits.

Journal of the American Chemical Society·2026

Same author

Quantum Light Imaging of the Plant Root─Rhizobacteria─System Using iLOV Fluorescence.

Journal of the American Chemical Society·2026

Same author

[11]Cycloparaphenylene incorporating a redox-active dithiafulvene moiety provides access to a carbon nanohoop with an unpaired electron along the core.

Chemical communications (Cambridge, England)·2026

Same author

Permanently porous cycloparaphenylene nanohoops <i>via</i> supramolecular engineering.

Chemical science·2025

Same author

Realistic vibronic modeling of H and J excitonically coupled dimers benchmarked with femtosecond stimulated Raman spectroscopy.

The Journal of chemical physics·2025

Search research articles

Related Experiment Video

Updated: Jun 13, 2026

Harmonic Nanoparticles for Regenerative Research

Harmonic Nanoparticles for Regenerative Research

Published on: May 1, 2014

Nonlinear Optical Properties of Mechanically Interlocked Nanohoops.

Juan S Sandoval¹, Yuqiu Lei², Bishal Saha¹

¹Department of Chemistry, University of Michigan, Ann Arbor, Michigan 48109, United States.

Journal of the American Chemical Society

|October 8, 2025

Summary

Spatial topology in nanohoop catenanes influences light-matter interactions. Mechanical interlocking creates new electronic states, enabling advanced photonic technologies like quantum imaging and optical switching.

More Related Videos

Fabrication and Operation of a Nano-Optical Conveyor Belt

Fabrication and Operation of a Nano-Optical Conveyor Belt

Published on: August 26, 2015

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging

Published on: March 31, 2022

Related Experiment Videos

Last Updated: Jun 13, 2026

Harmonic Nanoparticles for Regenerative Research

Harmonic Nanoparticles for Regenerative Research

Published on: May 1, 2014

Fabrication and Operation of a Nano-Optical Conveyor Belt

Fabrication and Operation of a Nano-Optical Conveyor Belt

Published on: August 26, 2015

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging

Published on: March 31, 2022

Area of Science:

Photonics
Materials Science
Supramolecular Chemistry

Background:

Harnessing spatial topology to control light-matter interactions is an emerging area in photonics.
Mechanically interlocked molecular architectures, such as nanohoop catenanes, offer unique platforms for exploring topological effects on photophysics.

Purpose of the Study:

To investigate the nonlinear optical (NLO) properties of nanohoop catenanes.
To explore how noncovalent topological modifications influence photophysical behavior.
To understand the role of mechanical interlocking in emergent electronic properties.

Main Methods:

Classical and entangled two-photon absorption (TPA and ETPA) spectroscopy.
Femtosecond transient absorption (fsTA) spectroscopy.
Time-dependent density functional theory (TD-DFT) calculations.

Main Results:

Mechanical interlocking in nanohoop catenanes introduces strong noncovalent interactions.
New interlocked-state-specific electronic transitions were observed.
Interlocking led to the formation of charge-transfer states and unique nonlinear absorption behavior absent in individual components.

Conclusions:

Spatial topology, in addition to molecular identity, can drive emergent electronic behavior in molecular systems.
Nanohoop catenanes exhibit tunable NLO properties based on their topological structure.
These findings have implications for advanced photonic technologies, including quantum imaging and optical switching.