Zobrazeno 1 - 10
of 71
pro vyhledávání: '"Chang-Gu Lee"'
Publikováno v:
Alexandria Engineering Journal, Vol 87, Iss , Pp 31-38 (2024)
Exploration of easily produced visible light photocatalysts is still necessary. Thus, this study investigated the catalytic performance of a mixed metal oxide-titanium dioxide (MMO-TiO2) to remove perfluorooctanoic acid (PFOA), a typical and harmful
Externí odkaz:
https://doaj.org/article/d44b3a437753451c89911009317c4538
Autor:
Youn-Jun Lee, Chae-Young Son, Chang-Gu Lee, Yoo Jae Jeong, In Sun Cho, Seong-Jik Park, Jechan Lee
Publikováno v:
Alexandria Engineering Journal, Vol 75, Iss , Pp 151-163 (2023)
In a photocatalytic Cr(VI) reduction system, a hole scavenger (electron donor) is required to enhance the performance of photocatalytic reaction. In this study, mandarin peel extract (ME) was used as a natural sacrificing agent to enhance the photoca
Externí odkaz:
https://doaj.org/article/cb390c96d97f435ca6c47c1c2f491cc1
Publikováno v:
Applied Sciences, Vol 13, Iss 10, p 5942 (2023)
Material science is an interdisciplinary research field that includes interrelationships between the composition, structure, process, and performance of various materials and is widely integrated with other disciplines to form many interdisciplinary
Externí odkaz:
https://doaj.org/article/87e69ddec946442191e9876cf597e0dc
A Comparative Study on Bioleaching Properties of Various Sulfide Minerals Using Acidiphilium cryptum
Publikováno v:
Applied Sciences, Vol 13, Iss 10, p 5997 (2023)
Bioleaching has been regarded as a green alternative to chemical leaching in metal extraction processes. In this study, the bioleaching properties of indigenous acidophilic bacteria for various sulfide minerals were compared and evaluated in terms of
Externí odkaz:
https://doaj.org/article/3cab32b7ff0747fdaf23f594742db9d1
Publikováno v:
Applied Sciences, Vol 11, Iss 21, p 10447 (2021)
Oxytetracycline (OTC) is a tetracycline antibiotic that is widely used in the drug therapy and livestock industry and may threaten human health and ecosystems when released into the environment. In this study, a catalyst was prepared from hand-warmer
Externí odkaz:
https://doaj.org/article/f9ac5af71dc0421e8641b0a09b792c0a
Publikováno v:
Applied Sciences, Vol 11, Iss 19, p 9257 (2021)
This study assessed the applicability of Fe-impregnated biochar derived from cattle manure (Fe-CMB) as an adsorbent for removing Sb(V) from aqueous solutions and investigated the Sb(V) adsorption mechanism. Fe-CMB was mainly composed of C, O, Cl, Fe,
Externí odkaz:
https://doaj.org/article/0ed385677e2046a5b597707ef8d05875
Publikováno v:
Applied Sciences, Vol 11, Iss 18, p 8604 (2021)
This study investigated the applicability of algae (Hizikia fusiformis, Green gracilaria, and Codium fragile) for removing heavy metals (Cd2+, Cu2+, Ni2+, and Pb2+) from aqueous solutions. Among the algae, H. fusiformis was chosen as a bioadsorbent a
Externí odkaz:
https://doaj.org/article/18cf3638468e4448892c6ada797c9713
Autor:
Jae-In Lee, Eun-Ji Cho, Fritz Ndumbe Lyonga, Chang-Hee Lee, Sue-Yun Hwang, Dock-Hwan Kim, Chang-Gu Lee, Seong-Jik Park
Publikováno v:
Applied Sciences, Vol 11, Iss 1, p 431 (2021)
A mechanized thermo-chemical treatment system was developed to treat the undecomposed carcass and remediate livestock burial sites. Animal carcasses were thus processed via crushing, mixing, and treatment with quicklime treatment, heat treatment (200
Externí odkaz:
https://doaj.org/article/012c5ac94cec4f418e92f85a8fc6df2e
Autor:
Youn-Jun Lee, Hae Su Lee, Chang-Gu Lee, Seong-Jik Park, Jechan Lee, Seungho Jung, Gwy-Am Shin
Publikováno v:
Applied Sciences, Vol 10, Iss 19, p 6710 (2020)
Polyaniline (PANI) is a promising conducting polymer for surface modification of TiO2 to achieve extended photoresponse to visible light and increased photocatalytic efficiency. In this study, we report the synthesis of a PANI/TiO2 composite with dif
Externí odkaz:
https://doaj.org/article/ca7bd904ab6446b9ab7a54365f705fec
Autor:
Jude Ofei Quansah, Thandar Hlaing, Fritz Ndumbe Lyonga, Phyo Phyo Kyi, Seung-Hee Hong, Chang-Gu Lee, Seong-Jik Park
Publikováno v:
Applied Sciences, Vol 10, Iss 10, p 3437 (2020)
We assessed the applicability of rice husk (RH) to remove cationic dyes, i.e., methylene blue (MB) and crystal violet (CV), from water. RH thermally treated at 75 °C showed a higher adsorption capacity than that at high temperatures (300–700 °C).
Externí odkaz:
https://doaj.org/article/628df1790fdd41bda96e337cb048727f