Zobrazeno 1 - 10
of 629
pro vyhledávání: '"Sang‐Il Choi"'
Autor:
Feng Ma, Sang-il Choi, Dooyong Lee, Sung Bae Jeon, Sungkyun Park, Sung-Pyo Cho, Jin-Hyo Boo, Sungsoo Kim
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-13 (2024)
Abstract Poly(3,4-ethylenedioxythiophene):polystyrene sulfonate (PEDOT:PSS), a successfully commercialized polymeric semiconductor material, has potential as a transparent electrode in flexible electronic devices, yet has insufficient conductivity. W
Externí odkaz:
https://doaj.org/article/ae7d92829c2b4cb6a18d90bf64c23e2d
Publikováno v:
Exploration, Vol 4, Iss 4, Pp n/a-n/a (2024)
Abstract The advancement of economical and readily available electrocatalysts for the oxygen reduction reaction (ORR) holds paramount importance in the advancement of fuel cells and metal‐air batteries. Recently, 2D non‐metallic materials have ob
Externí odkaz:
https://doaj.org/article/129b97596337491ca584a2d5ee621f2e
Publikováno v:
Precision Chemistry, Vol 1, Iss 6, Pp 372-381 (2023)
Externí odkaz:
https://doaj.org/article/c06b54411b184daaa4f9b4e06784fc6e
Publikováno v:
IEEE Access, Vol 10, Pp 5518-5532 (2022)
It is important to effectively detect, mitigate, and defend against Android malware attacks, because Android malware has long represented a major threat to Android app security. Characterizing and classifying similar malicious apps into groups plays
Externí odkaz:
https://doaj.org/article/e6a90aa4e54a417a8eb0edda6131ce09
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 3492 (2023)
The new Austrian tunnelling method (NATM) and tunnel boring machine (TBM) are methods for excavating underground spaces. The NATM construction method has noise and vibration problems, and excavation using TBM has the disadvantage of high initial cost
Externí odkaz:
https://doaj.org/article/766c7838081e452494edd57e28064e1f
Publikováno v:
IEEE Access, Vol 8, Pp 99990-99998 (2020)
We propose a novel efficient online method for tracking performers on stage. Most existing tracking methods have focused on using expensive, high-performing sensors, such as multilayer lidar sensors or high-resolution, short-range radars. Image senso
Externí odkaz:
https://doaj.org/article/f99c90966a16403bba2105e95cbc9ac9
Autor:
Yonggeol Lee, Sang-Il Choi
Publikováno v:
IEEE Access, Vol 8, Pp 172244-172251 (2020)
In this article, we propose a method based on principal component analysis (PCA) to restore data after the occurrence of data loss due to sensor defects or environmental factors. In the L2-PCA feature space, the feature vector, which consists of prin
Externí odkaz:
https://doaj.org/article/e0d707fbe1234e0cafc08e4a42d683f3
Publikováno v:
PLoS ONE, Vol 17, Iss 3 (2022)
Human gait is a unique behavioral characteristic that can be used to recognize individuals. Collecting gait information widely by the means of wearable devices and recognizing people by the data has become a topic of research. While most prior studie
Externí odkaz:
https://doaj.org/article/4725a92a76ab4578936377050af44532
Publikováno v:
Journal of Marine Science and Engineering, Vol 10, Iss 7, p 942 (2022)
The recent progress in deep learning has given rise to a non-invasive and effective approach for animal biometrics. These modern techniques allow researchers to track animal individuals on a large-scale image database. Typical approaches are suited t
Externí odkaz:
https://doaj.org/article/b2d9e8124ea447bc98728a44af9426ea
Publikováno v:
APL Materials, Vol 9, Iss 2, Pp 020702-020702-9 (2021)
Room temperature ionic liquids (RTILs) have been considered an interesting alternative to stabilizers in platinum (Pt) nanoparticle synthesis because they can prevent agglomeration of nanoparticles and act as a reaction medium. In addition, since RTI
Externí odkaz:
https://doaj.org/article/eddbce6ca59e4970b54352a87f6238dd