Characterization of Organic Light Emitting Diodes (OLED) by Spectroscopic Ellipsometry

Article

Spectroscopy

OLED technology offers advantages to LCD technology: efficiency, high display quality, high contrast rate, lower energy consumption, etc. Ellipsometry, a non-destructive and sensitive optical technique, can provide information on performance improvements of these devices.

 

Newsletter

Get essential updates on the latest spectroscopy technologies, regulatory standards, and best practices—subscribe today to Spectroscopy.

Subscribe Now!
Recent Videos
Robert Ewing of the Pacific Northwest National Laboratory. | Photo Credit: Will Wetzel
Related Content
Uncooked buckwheat in a spoon on blue old boards. Buckwheat is used for cooking. | Image Credit: © Maryna Osadcha - stock.adobe.com

New NIR-Based Technique Promises Rapid, Accurate Analysis of Flavonoid and Protein Content in Buckwheat

Will Wetzel
July 11th 2025
Article

Published in Food Chemistry, researchers from Jiangsu University of Science and Technology and Jimei University use near-infrared (NIR) spectroscopy and machine learning to tackle food adulteration and enhance quality control.

Ep. 37: On the Subject of Flow Imaging Microscopy in Collaboration with the American Association of Pharmaceutical Scientists.

Ep. 37: On the Subject of Flow Imaging Microscopy in Collaboration with the American Association of Pharmaceutical Scientists.

June 2nd 2025
Podcast
Wooden spoons with sugar, sweetener on blue background. Generated with AI. | Image Credit: © Vadym - stock.adobe.com.

Rapid Sweetener Detection Achieved Through Raman Spectroscopy and Machine Learning

Will Wetzel
July 10th 2025
Article

Researchers at Heilongjiang University have developed a rapid and accurate method for detecting sweeteners in food using Raman spectroscopy combined with a Random Forest machine learning algorithm, offering a powerful tool for improving food safety.

Ep. 36: A Day in the Life of a NIST Scientist

Ep. 36: A Day in the Life of a NIST Scientist

May 14th 2025
Podcast
Chocolate Indulgence on Rustic Wood. Generated by AI. | Image Credit: © OpenAI - ChatGPT.com

Infrared Spectroscopy with Kohonen Networks and Multivariate Analysis for Cocoa Content Prediction

Will Wetzel
July 9th 2025
Article

Researchers from institutions in Brazil harness near-infrared spectroscopy and machine learning to determine cocoa content with precision.

Peanut oil | Image Credit: © tashka2000 - stock.adobe.com.

Near-Infrared Spectroscopy Shows Potential for Detecting Mineral Oil Contamination in Edible Peanut Oil

Will Wetzel
July 9th 2025
Article

Researchers from Jiangsu University and Jimei University developed an advanced FT-NIR-based method for food safety monitoring, achieving over 97% accuracy in identifying multiple oil-based contaminants in peanut oil.