Search Results - "Ok, Yong Sik"

Selective removal of arsenic in water: A critical review by Weerasundara, Lakshika, Ok, Yong-Sik, Bundschuh, Jochen

“…Selective removal of arsenic (As) is the key challenge for any of As removal mechanisms as this not only increases the efficiency of removal of the main As…”
Get full text

Biochar-supported nZVI (nZVI/BC) for contaminant removal from soil and water: A critical review by Wang, Shengsen, Zhao, Mingyue, Zhou, Min, Li, Yuncong C., Wang, Jun, Gao, Bin, Sato, Shinjiro, Feng, Ke, Yin, Weiqin, Igalavithana, Avanthi Deshani, Oleszczuk, Patryk, Wang, Xiaozhi, Ok, Yong Sik

“…•Aggregation and passivation of nZVI can be alleviated by surfactants and doping methods.•BC hinders corrosion and improves the dispersion and electron…”
Get full text

Green synthesis of gamma-valerolactone (GVL) through hydrogenation of biomass-derived levulinic acid using non-noble metal catalysts: A critical review by Dutta, Shanta, Yu, Iris K.M., Tsang, Daniel C.W., Ng, Yun Hau, Ok, Yong Sik, Sherwood, James, Clark, James H.

“…[Display omitted] •Gamma-valerolactone is a precursor for valuable chemicals and potential fuel additive.•Non-noble metals can be used in catalytic transfer…”
Get full text

Hydrogels: Novel materials for contaminant removal in water-A review by Weerasundara, Lakshika, Gabriele, Bartolo, Figoli, Alberto, Ok, Yong-Sik, Bundschuh, Jochen

“…This review focuses on contaminant removal from water using hydrogel-based materials. It highlights the recent results achieved, unresolved problems, and…”
Get full text

Nanoarchitectured Structure and Surface Biofunctionality of Mesoporous Silica Nanoparticles by Kankala, Ranjith Kumar, Han, Ya‐Hui, Na, Jongbeom, Lee, Chia‐Hung, Sun, Ziqi, Wang, Shi‐Bin, Kimura, Tatsuo, Ok, Yong Sik, Yamauchi, Yusuke, Chen, Ai‐Zheng, Wu, Kevin C.‐W.

“…Mesoporous silica nanoparticles (MSNs), one of the important porous materials, have garnered interest owing to their highly attractive physicochemical features…”
Get full text

Lignin valorization for the production of renewable chemicals: State-of-the-art review and future prospects by Cao, Leichang, Yu, Iris K.M., Liu, Yaoyu, Ruan, Xiuxiu, Tsang, Daniel C.W., Hunt, Andrew J., Ok, Yong Sik, Song, Hocheol, Zhang, Shicheng

“…[Display omitted] •Aromatics and carbon materials can be produced from lignin valorization.•Heterogeneous or electrocatalytic hydrogenolysis is promising for…”
Get full text

Redox-induced mobilization of Ag, Sb, Sn, and Tl in the dissolved, colloidal and solid phase of a biochar-treated and un-treated mining soil by Rinklebe, Jörg, Shaheen, Sabry M., El-Naggar, Ali, Wang, Hailong, Du Laing, Gijs, Alessi, Daniel S., Sik Ok, Yong

“…[Display omitted] The aim of this work was to study the redox-induced mobilization of Ag, Sb, Sn, and Tl in the dissolved, colloidal, and sediment phase of a…”
Get full text

Experimental and theoretical aspects of biochar-supported nanoscale zero-valent iron activating H2O2 for ciprofloxacin removal from aqueous solution by Mao, Qiming, Zhou, Yaoyu, Yang, Yuan, Zhang, Jiachao, Liang, Lifen, Wang, Hailong, Luo, Shuang, Luo, Lin, Jeyakumar, Paramsothy, Ok, Yong Sik, Rizwan, Muhammad

“…[Display omitted] •Remove ciprofloxacin by biochar-supported nanoscale zero-valent iron activating H2O2.••OH-mediated oxidation of ciprofloxacin was…”
Get full text

Mechanistic insights into red mud, blast furnace slag, or metakaolin-assisted stabilization/solidification of arsenic-contaminated sediment by Wang, Lei, Chen, Liang, Tsang, Daniel C.W., Zhou, Yaoyu, Rinklebe, Jörg, Song, Hocheol, Kwon, Eilhann E., Baek, Kitae, Sik Ok, Yong

“…[Display omitted] •Stable Ca-As complexes could be formed at the expense of Ca(OH)2 consumption.•Metakaolin addition for S/S of As resulted in a low degree of…”
Get full text

Microwave-assisted low-temperature hydrothermal treatment of red seaweed (Gracilaria lemaneiformis) for production of levulinic acid and algae hydrochar by Cao, Leichang, Yu, Iris K.M., Cho, Dong-Wan, Wang, Di, Tsang, Daniel C.W., Zhang, Shicheng, Ding, Shiming, Wang, Linling, Ok, Yong Sik

“…[Display omitted] •Red seaweed food waste was used as a sustainable feedstock for LA production.•Microwave-assisted hydrothermal treatment facilitated fast red…”
Get full text

Mechanistic insights into the (im)mobilization of arsenic, cadmium, lead, and zinc in a multi-contaminated soil treated with different biochars by El-Naggar, Ali, Chang, Scott X., Cai, Yanjiang, Lee, Young Han, Wang, Jianxu, Wang, Shan-Li, Ryu, Changkook, Rinklebe, Jörg, Sik Ok, Yong

“…[Display omitted] •Multi-cationic toxic elements compete for the exchange sites of biochar surfaces.•Negatively charged acidic functional groups on biochar…”
Get full text

Macro- and microplastics as complex threats to coral reef ecosystems by Zhang, Wei, Sik Ok, Yong, Bank, Michael S., Sonne, Christian

“…The impacts of macroplastics (macro-), microplastics (MPs, <5mm), and nanoplastics (NPs, <100 nm) on corals and their complex reef ecosystems are receiving…”
Get full text

Exfoliated Ni-Al LDH 2D nanosheets for intermediate temperature CO2 capture by Hanif, Aamir, Sun, Mingzhe, Shang, Shanshan, Tian, Yuanmeng, Yip, Alex C.K., Ok, Yong Sik, Yu, Iris K.M., Tsang, Daniel C.W., Gu, Qinfen, Shang, Jin

“…[Display omitted] •Ultra-high surface area 2D Ni-Al LDH nanosheets for CO2 adsorption at the intermediate temperature (200 °C).•CO2 capacities of these…”
Get full text

Effects of soil dilution and amendments (mussel shell, cow bone, and biochar) on Pb availability and phytotoxicity in military shooting range soil by Ahmad, Mahtab, Soo Lee, Sang, Yang, Jae E., Ro, Hee-Myong, Han Lee, Young, Sik Ok, Yong

“…Bioavailability and bioaccessibility determine the level of metal toxicity in the soils. Inorganic soil amendments may decrease metal bioavailability and…”
Get full text

The application of machine learning methods for prediction of metal sorption onto biochars by Zhu, Xinzhe, Wang, Xiaonan, Ok, Yong Sik

“…[Display omitted] •Adsorption process of heavy metals on the biochars was modeled by machine learning.•RF model showed better predicting performance (R2 =…”
Get full text

Engineered biochar – A sustainable solution for the removal of antibiotics from water by Krasucka, Patrycja, Pan, Bo, Sik Ok, Yong, Mohan, Dinesh, Sarkar, Binoy, Oleszczuk, Patryk

“…[Display omitted] •Antibiotics global consumption and their environmental contamination were shown.•The use biochar for antibiotic sorption yields economic and…”
Get full text

AI-guided investigation of biochar’s efficacy in Pb immobilization for remediation of Pb contaminated agricultural land by Cho, Yoora, Lim, Juin Yau, Igalavithana, Avanthi Deshani, Hwang, Geonwook, Sang, Mee Kyung, Mašek, Ondřej, Ok, Yong Sik

“…This study evaluated the lead (Pb) immobilization efficiency of biochar in contaminated agricultural soil. The biochar was produced from a range of major…”
Get full text

Integrated adsorption and photocatalytic degradation of volatile organic compounds (VOCs) using carbon-based nanocomposites: A critical review by Zou, Weixin, Gao, Bin, Ok, Yong Sik, Dong, Lin

“…Volatile organic compounds (VOCs) are harmful for human and surrounding ecosystem, and a great number of VOC abatement technologies have been developed during…”
Get full text

Contrasting effects of food waste and its biochar on soil properties and lettuce growth in a microplastic-contaminated soil by Palansooriya, Kumuduni Niroshika, Withana, Piumi Amasha, Jeong, Yoonah, Sang, Mee Kyung, Cho, Yoora, Hwang, Geonwook, Chang, Scott X., Ok, Yong Sik

“…The incorporation of organic amendments, such as food waste (FW) and biochar, into soil is an established agronomic practice known for enhancing soil fertility…”
Get full text

Recent advances in photodegradation of antibiotic residues in water by Yang, Xiuru, Chen, Zhi, Zhao, Wan, Liu, Chunxi, Qian, Xiaoxiao, Zhang, Ming, Wei, Guoying, Khan, Eakalak, Hau Ng, Yun, Sik Ok, Yong

“…[Display omitted] •A summary of key recent advances in photocatalytic removal of antibiotics in water.•Special emphasis on the strategies for improving the…”
Get full text