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

You might also read

Related Articles

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

Sort by
Same author

Solvent-Free Air-Spray Deposition of a Metal-Organic Framework to Develop Fiber Web Composites.

ACS applied materials & interfaces·2026
Same author

A Monolithic Artificial Leaf for Solar Methanol Production from CO<sub>2</sub> and H<sub>2</sub>O.

Journal of the American Chemical Society·2026
Same author

Effects of Isothermal Treatment on A<sub>g</sub>ZIF-62: Implications on Porosity, Separations, and Grain Boundary Defect Removal.

Small science·2026
Same author

Oxygen Binding Kinetics and Coordination States of Hemoglobins from Early Land Plants.

ACS omega·2026
Same author

Plasma Etch Resistance Switching of oCVD Poly(3,4-Ethylenedioxythiophene) Thin Films via Mild Thermal Anneal and Liquid Water Exposure To Manipulate Antimony Incorporation.

ACS applied materials & interfaces·2026
Same author

Statewide and Regional Variation in Hospice and Palliative Care Protocols in Emergency Medical Services in the United States.

Prehospital emergency care·2025
Same journal

Intrinsic Superconducting Gap in Bilayer KCa<sub>2</sub>Fe<sub>4</sub>As<sub>4</sub>F<sub>2</sub> and Decoupled Monolayer FeAs.

Nano letters·2026
Same journal

Programmable Hydrogen-Assisted Chemical Vapor Deposition Growth and Bipolar Transport in Two-Dimensional MoO<sub>2</sub> Nanoflakes.

Nano letters·2026
Same journal

A Curvature-Modulated Strategy for Single-Atom Catalysts toward Reciprocal Regulation in Li-S Batteries.

Nano letters·2026
Same journal

Vacuum Pyrolysis Engineered CoSb/C Scaffold for Sodium Metal Anodes with Sodiophilic and Superionic Interphase.

Nano letters·2026
Same journal

Hexagonal SiGe Quantum Dots in Nanowires.

Nano letters·2026
Same journal

Monolithic Axial InGaAs Quantum Dot Emitters in GaAs-Based Nanowires via Sb-Mediated Facet Engineering.

Nano letters·2026
See all related articles

Related Experiment Video

Updated: May 8, 2026

Solvothermal Synthesis of MIL-96 and UiO-66-NH2 on Atomic Layer Deposited Metal Oxide Coatings on Fiber Mats
06:00

Solvothermal Synthesis of MIL-96 and UiO-66-NH2 on Atomic Layer Deposited Metal Oxide Coatings on Fiber Mats

Published on: June 13, 2018

Stabilizing small molecules on metal oxide surfaces using atomic layer deposition.

Kenneth Hanson1, Mark D Losego, Berç Kalanyan

  • 1Department of Chemistry, University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599, United States.

Nano Letters
|August 28, 2013
PubMed
Summary
This summary is machine-generated.

Atomic layer deposition of titanium dioxide (TiO2) enhances the photostability of dye molecules in dye-sensitized solar cells (DSSCs) and dye-sensitized photoelectrosynthesis cells (DSPECs). However, thicker TiO2 layers reduce light absorption efficiency and excited state quenching.

More Related Videos

Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures
11:54

Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures

Published on: February 8, 2018

Aerosol-assisted Chemical Vapor Deposition of Metal Oxide Structures: Zinc Oxide Rods
06:39

Aerosol-assisted Chemical Vapor Deposition of Metal Oxide Structures: Zinc Oxide Rods

Published on: September 14, 2017

Related Experiment Videos

Last Updated: May 8, 2026

Solvothermal Synthesis of MIL-96 and UiO-66-NH2 on Atomic Layer Deposited Metal Oxide Coatings on Fiber Mats
06:00

Solvothermal Synthesis of MIL-96 and UiO-66-NH2 on Atomic Layer Deposited Metal Oxide Coatings on Fiber Mats

Published on: June 13, 2018

Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures
11:54

Growth and Electrostatic/chemical Properties of Metal/LaAlO3/SrTiO3 Heterostructures

Published on: February 8, 2018

Aerosol-assisted Chemical Vapor Deposition of Metal Oxide Structures: Zinc Oxide Rods
06:39

Aerosol-assisted Chemical Vapor Deposition of Metal Oxide Structures: Zinc Oxide Rods

Published on: September 14, 2017

Area of Science:

  • Materials Science
  • Electrochemistry
  • Photochemistry

Background:

  • Dye-sensitized solar cells (DSSCs) and dye-sensitized photoelectrosynthesis cells (DSPECs) rely on stable surface-bound chromophores and catalysts for longevity and commercial viability.
  • The interface between solution and metal oxide is crucial, especially in DSPECs for water oxidation, facing challenges in aqueous environments under irradiation.

Purpose of the Study:

  • To investigate atomic layer deposition (ALD) of TiO2 as a method to stabilize surface-bound dye molecules.
  • To evaluate the impact of ALD TiO2 overlayers on the photostability, electron injection, and electron transfer dynamics of prefunctionalized TiO2 films.

Main Methods:

  • Atomic layer deposition (ALD) of TiO2 onto nanocrystalline TiO2 prefunctionalized with a specific ruthenium dye (RuP).
  • Assessment of photostability, desorption rates, injection yield, and excited-state quenching of the modified films.
  • Comparison of ALD TiO2 overlayers with ALD Al2O3 overlayers.

Main Results:

  • ALD TiO2 films exhibited over an order of magnitude greater photostability compared to untreated films.
  • The desorption rate constant decreased exponentially with increasing ALD TiO2 thickness.
  • Electron injection yield decreased with increasing ALD TiO2 thickness, and ALD TiO2 acted as a competitive electron acceptor, quenching the excited state.
  • Back electron transfer rates increased with ALD TiO2, independent of thickness.

Conclusions:

  • ALD TiO2 is an effective strategy for enhancing the photostability of surface-bound dyes in DSSCs and DSPECs.
  • A trade-off exists between enhanced photostability and reduced electron injection efficiency with increasing ALD TiO2 thickness.
  • ALD TiO2 overlayers influence excited-state dynamics and electron transfer pathways, necessitating careful optimization for device performance.