NIR - StellarNet, Inc.

Monitoring the freshness of pork during storage via near-infrared spectroscopy based on colorimetric sensor array coupled with efficient multivariable calibration

Jul 20, 2022 | Application, Food, NIR

Wenya Wei, Huanhuan Li, Suleiman A. Haruna, Jizhong Wu, Quansheng Chen Abstract The quality of pork meat is vital since it is one of the most essential sources of proteins and other nutrients. Near-infrared spectroscopy via colorimetric sensor array (NIRS-CSA)...

The SpectraWizard’s Summer Spectroscopy BBQ

Jul 18, 2022 | Application, Food, News, NIR

It’s summer, and like most people at this time of year, the SpectraWizard is excited about summer barbeques. In fact, he’s so excited that he’s hosting one and you are invited! What is on the menu you may ask? How does fresh pork and beef sound? Don’t worry –...

Hybrid vanadium dioxide-liquid crystal tunable non-reciprocal scattering metamaterial smart window for visible and infrared radiation control

May 24, 2022 | Application, NIR, Optical Metrology, Transmission

P. Lakshmi Madhuri, Saranya Bhupathi, S. Shuddhodana, Zaher M. A. Judeh, Sheng-Hsiung Yang, Yi Long, and Ibrahim Abdulhalim Abstract Smart windows based on VO2 can control the infrared radiation entering the building based on the temperature, however, the visible part...

Influence of thickness of poly(3-hexylthiophene-2,5-diyl) hole transport layer on electrical characteristics of lead sulfide quantum dot-based shortwave infrared photodiodes

May 19, 2022 | Application, NIR, Reflectance

Kyeong-Ho Seo, Xue Zhang, Sungkeun Baang, Jaehoon Park & Jin-Hyuk Bae Abstract Lead sulfide quantum dots (PbS QDs) have emerged as one of the promising photoactive materials for shortwave infrared (SWIR) photodiodes because of their uncooled processability, cost...

Estimation of nitrogen content in cucumber plant (Cucumis sativus L.) leaves using hyperspectral imaging data with neural network and partial least squares regressions

May 17, 2022 | Agriculture, Application, Food, NIR

Sajad Sabzi, Razieh Pourdarbani, Mohammad H. Rohban, Ginés García-Mateos, Juan I. Arribas Abstract In recent years, farmers have often mistakenly resorted to overuse of chemical fertilizers to increase crop yield. However, excessive consumption of fertilizers might...

3-[3-(4-chlorophenyl)-2-(4-fluorophenyl)-2 H -isoindol-1-yl]-1-phenylpyrrolidine-2,5-dione as a candidate for solar cells applications

Jan 28, 2022 | Application, Chemistry, Fluorescence, NIR

Amine El Haimeur, Igor Levkov, Tatyana V. Yegorova, Andrii I. Kysil, Serhiy Shilin, Irina S. Konovalova, Svitlana V. Shishkina, Hicham Bakkali, Eduardo Blanco, Zoia Voitenko Abstract This work is dedicated to the study of structural, morphological, and optical...