Zobrazeno 1 - 10
of 115
pro vyhledávání: '"Yuhoon Hwang"'
Publikováno v:
Nanomaterials, Vol 13, Iss 9, p 1564 (2023)
Hydrodechlorination (HDC) is a reaction that involves the use of hydrogen to cleave the C−Cl bond in chlorinated organic compounds such as chlorophenols and chlorobenzenes, thus reducing their toxicity. In this study, a palladium (Pd) catalyst, whi
Externí odkaz:
https://doaj.org/article/3f1df0df955e4ce2b3e9f651f84843a6
Publikováno v:
Applied Sciences, Vol 13, Iss 4, p 2043 (2023)
Aminated covalent organic polymer (ACOP) was synthesized through a catalyst-free Schiff base reaction involving terephthalaldehyde and melamine, and the prepared ACOP was used for the adsorption of anionic dyes. The prepared ACOP possessed a high spe
Externí odkaz:
https://doaj.org/article/a2412adffc4f4ba3b700ac72532c2bfc
Autor:
Sung-Sil Park, Yun-Seok Lee, Seung-Woo Lee, Eveliina Repo, Tae-Hyun Kim, Yuri Park, Yuhoon Hwang
Publikováno v:
Polymers, Vol 15, Iss 2, p 269 (2023)
The structured adsorption filter material is one of the ways to enhance the practical applicability of powdered adsorbents, which have limitations in the real water treatment process due to difficulty in the separation process. In this study, three-d
Externí odkaz:
https://doaj.org/article/207379a2e29e49a885aea3b9a6c1032e
Publikováno v:
대한환경공학회지, Vol 42, Iss 9, Pp 431-441 (2020)
Objectives Levels of organic contaminants in excess of the standard minimum have been detected in many commercial and residential sites, and the severity of soil and groundwater pollution is increasing. In particular, non-aqueous phase liquids (NAPL
Externí odkaz:
https://doaj.org/article/8ce8cb3c02824c2ca1a4a3379ffea6cc
Publikováno v:
대한환경공학회지, Vol 42, Iss 5, Pp 280-288 (2020)
Objectives The purpose of this study is to increase the denitrification and phosphorus removals by the oxygen control of the anaerobic or anoxic period using the circulation of the supernants through the settled sludge and multi-step addition of raw
Externí odkaz:
https://doaj.org/article/fdc0ff571ce04417bf1a0b2bb76b88df
Publikováno v:
International Journal of Molecular Sciences, Vol 23, Iss 20, p 12225 (2022)
The granulation of bismuth oxide (BO) by alginate (Alg) and the iodide adsorption efficacy of Alg–BO for different initial iodide concentrations and contact time values were examined. The optimal conditions for Alg–BO granulation were identified
Externí odkaz:
https://doaj.org/article/60a76f785c4e4a538b78ec5015b78d18
Publikováno v:
Nanomaterials, Vol 12, Iss 8, p 1384 (2022)
Herein, magnesium/aluminum-layered double hydroxide (MgAl-LDH) and bentonite (BT) nanocomposites (LDH–BT) were prepared by co-precipitation (CP), exfoliation–reassembly (ER), and simple solid-phase hybridization (SP). The prepared LDH–BT nanoco
Externí odkaz:
https://doaj.org/article/0ffdfb96a3d24a0ea3f0ff8cd0084c11
Publikováno v:
Nanomaterials, Vol 11, Iss 9, p 2292 (2021)
This study presents a strategy to remove tetracycline by using magnetite-activated persulfate. Magnetite (Fe3O4) was synthesized at high purity levels—as established via X-ray diffractometry, transmission electron microscopy, and N2 sorption analys
Externí odkaz:
https://doaj.org/article/2efe0995857d48f386e3cf9e6d35c9cd
Publikováno v:
Applied Sciences, Vol 11, Iss 13, p 6202 (2021)
Upflow granular media filtration devices are widely used for stormwater runoff treatment. However, the system performance is not well characterized due to the irregular removal of suspended solid (SS) in the pretreatment (sedimentation) chamber and,
Externí odkaz:
https://doaj.org/article/52f2cfa09d8a4e2b8d7d9c65227805f7
Publikováno v:
Applied Sciences, Vol 11, Iss 8, p 3578 (2021)
The use of granule activated carbon (GAC) and rubber particles as the bio-fouling reducer in a membrane bioreactor (MBR) was evaluated in this study. The addition of GAC tends to temporarily reduce Transmembrane Pressure (TMP). Then, after the initia
Externí odkaz:
https://doaj.org/article/4877500c3cc745fba46016842b495568