Browsing by Author "Han, Dong Suk"
Now showing items 21-32 of 32
-
Salinity gradient energy generation by pressure retarded osmosis: A review
Ralph Rolly, Gonzales; Abdel-Wahab, Ahmed; Adham, Samer; Han, Dong Suk; Phuntsho, Sherub; Suwaileh, Wafa; Hilal, Nidal; Shon, Ho Kyong... more authors ... less authors ( Elsevier B.V. , 2021 , Article)Pressure retarded osmosis (PRO) has gained attention due to its use as a salinity gradient energy-generating membrane process. This process can convert difference in salinity between two streams into energy as it allows ... -
Sanitation and dewatering of human urine via membrane bioreactor and membrane distillation and its reuse for fertigation
Federico, Volpin; Jiang, Jiaxi; El Saliby, Ibrahim; Preire, Mathilde; Lim, Sungil; Hasan Johir, Md Abu; Cho, Jaeweon; Han, Dong Suk; Phuntsho, Sherub; Shon, Ho Kyong... more authors ... less authors ( Elsevier , 2020 , Article)Source separation and recovery of human urine have often been proposed as an effective way to achieve a more sustainable waste-to-resource cycle. Its high density of available macronutrients (N–P–K) in urine makes it an ... -
Simultaneous CO2 treatment and blue energy generation from wasted industrial streams
Elmakki, Tasneem; Zavahir, Sifani; Gulied, Mona; Azam, Reem; Peter Kasak, Peter; Popelka, Anton; Han, Dong Suk... more authors ... less authors ( Qatar University Press , 2021 , Poster)In the last decade, there has been an increased global need for finding bright solutions to tackle industrial wastes and emissions release. Herein, this work explores the utilization of a compact Reverse Electrodialysis ... -
Standalone photoconversion of CO2 using Ti and TiOx-sandwiched heterojunction photocatalyst of CuO and CuFeO2 films
Seung Yo, Choi; Yoon, Sun Hee; Kang, Unseock; Han, Dong Suk; Park, Hyunwoong ( Elsevier , 2021 , Article)Artificial photoconversion of carbon dioxide to value-added chemicals remains a challenge. In this work, we synthesize heterojunction copper oxide and copper iron oxide (CuO/CuFeO2; CFO) films on transparent conducting ... -
Submerged module of outer selective hollow fiber membrane for effective fouling mitigation in osmotic membrane bioreactor for desalination
Van Huy, Tran; Phuntsho, Sherub; Han, Dong Suk; Dorji, Ugyen; Zhang, Xiwang; Shon, Ho Kyong... more authors ... less authors ( Elsevier , 2020 , Article)This paper investigated the membrane fouling mitigation efficacy and performance of a home-made submerged module containing outer selective hollow fiber thin film composite forward osmosis (OSHF TFC FO) membrane in osmosis ... -
Sustainable Hybrid System For Simultaneous Desalting Of Liquid Fertilizer And Fuel Generation
Zavahir, Fathima Sifani; ElMakki, Tasneem; Gulied, Mona; Logade, Khulood; Kakosimos, Konstantinos; Han, Dong Suk... more authors ... less authors ( Qatar University Press , 2020 , Poster)The constant utilization of hydrocarbon-based fuels such as petroleum, coal, and natural Gas has resulted in the detection of high concentration levels of sulfur containing gases in the atmosphere of many countries, including ... -
Tandem osmotic engine based on hydrogel particles with antipolyelectrolyte and polyelectrolyte effect fuelled by both salinity gradient modes
Padmanabhan, Anjali Cheeramthodi; Han, Dong Suk; Zavahir, Sifani; Tkac, Jan; Kasak, Peter ( MDPI , 2021 , Article)In this study, we propose a new approach to attain energy by salinity gradient engines with pistons based on hydrogels possessing polyelectrolyte and antipolyelectrolyte effects in a tandem arrangement, providing energy ... -
Theoretical insight into effect of cation–anion pairs on CO2 reduction on bismuth electrocatalysts
Sun Hee, Yoon; Piao, Guangxia; Park, Hyunwoong; Elbashir, Nimir O.; Han, Dong Suk ( Elsevier , 2020 , Article)This study presents theoretical insight into the mechanism of the CO2 reduction reaction (CO2RR) to formic acid (HCOOH) on Bi (012) surfaces in the presence of alkali metal cations (M+: Cs+, K+, and Li+) and/or halide ... -
Thermally assisted efficient electrochemical lithium extraction from simulated seawater
Yanxi, Yu; Yuan, Ziwen; Yu, Zixun; Wang, Cheng; Zhong, Xia; Wei, Li; Yao, Yuanyuan; Sui, Xiao; Han, Dong Suk; Chen, Yuan... more authors ... less authors ( Elsevier , 2022 , Article)Extracting lithium electrochemically from seawater has the potential to resolve any future lithium shortage. However, electrochemical extraction only functions efficiently in high lithium concentration solutions. Herein, ... -
Thermo-osmosis-Coupled Thermally Regenerative Electrochemical Cycle for Efficient Lithium Extraction
Yuan, Ziwen; Yu, Yanxi; Wei, Li; Wang, Cheng; Zhong, Xia; Sui, Xiao; Yu, Zixun; Han, Dong Suk; Shon, Hokyong; Chen, Yuan... more authors ... less authors ( American Chemical Society , 2021 , Article)Lithium (Li) production based on the soda evaporation process is time-consuming and unsustainable. The emerging electrochemical Li extraction is time-efficient but requires high-concentration Li sources and significant ... -
Versatile Bifunctional and Supported IrNi Oxide Catalyst for Photoelectrochemical Water Splitting
Zavahir, Sifani; Hafsa, Umme; Park, Hyunwoong; Han, Dong Suk ( MDPI , 2022 , Article)Designing a high-performance electrocatalyst that operates with photon-level energy is of the utmost importance in order to address the world’s urgent energy concerns. Herein, we report IrNi nanoparticles uniformly distributed ... -
ZiF-8 induced carbon electrodes for selective lithium recovery from aqueous feed water by employing capacitive deionization system
Sayed Mukit, Hossain; Yu, Hanwei; Choo, Youngwoo; Naidu, Gayathri; Han, Dong Suk; Shon, Ho Kyong... more authors ... less authors ( Elsevier , 2022 , Article)The demand for lithium (Li) will grow from about 500,000 metric tons of lithium carbonate equivalent in 2021 to 3–4 million metric tons in 2030. To meet the Li demand, the separation of Li-mixed monovalent and divalent ...