DGIST analysis workforce advances eco-friendly photo voltaic cell effectivity utilizing fast temperature management
by Riko Seibo
Tokyo, Japan (SPX) Oct 28, 2025
Analysis led by Dae-Hwan Kim and Kee-Jeong Yang at DGIST, in collaboration with Junho Kim from Incheon Nationwide College, has developed a method to enhance the effectivity of antimony selenide (Sb2Se3) photo voltaic cells. The tactic includes elevating the heating price throughout materials thermal processing, which produces extra uniformly aligned crystals and fosters environment friendly cost transport.
Antimony selenide consists of antimony and selenium, making it an environmentally protected alternative for photo voltaic cell manufacturing. Conventional gadgets utilizing this materials face effectivity limitations attributable to defects and uneven crystal orientation, which limit electron and gap motion.
The workforce found that quicker thermal processing helps orderly crystal development and reduces defects. Analytical strategies, comparable to scanning electron microscopy (SEM), X-ray diffraction (XRD), ultraviolet photoelectron spectroscopy (UPS), admittance spectroscopy, and STEM-EDS, confirmed that gradual temperature will increase lead to faulty, randomly oriented crystals. In distinction, fast heating produces uniformly grown crystals, permitting smoother electron stream.
Kee-Jeong Yang introduced, “This research offers a clue to addressing one of many key limitations of antimony selenide photo voltaic cells, particularly, the problems of crystal orientation and structural defects. By merely controlling the crystal development price on the early stage of the fabrication course of, we are able to maximize the fabric’s potential. That is anticipated to drastically contribute to future commercialization and the event of large-area modules.”
The analysis was carried out with Jaebaek Lee and Bashiru Kadiri-English as co-first authors. The work obtained help from a number of Korean authorities packages and was revealed within the Journal of Supplies Chemistry A, with choice because the Inside Entrance Cowl.
Analysis Report:Effect of crystal growth rate on crystal direction, defect formation, and photovoltaic performance of Sb2Se3 thin-film solar cells
Associated Hyperlinks
DGIST (Daegu Gyeongbuk Institute of Science and Technology)
All About Solar Energy at SolarDaily.com
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