Search Results - "Yiacoumi, Sotira"

The role of electrostatic charge in the adhesion of spherical particles onto planar surfaces in atmospheric systems by Kweon, Hyojin, Yiacoumi, Sotira, Tsouris, Costas

“…[Display omitted] •Surface charge and humidity play strong roles in the adhesion of two surfaces.•Changes in adhesive force are greater for surfaces with…”
Get full text

Uranium Resource Recovery from Desalination Plant Feed and Reject Water Using Amidoxime Functionalized Adsorbent by Wiechert, Alexander I, Ladshaw, Austin P, Gill, Gary A, Wood, Jordana R, Yiacoumi, Sotira, Tsouris, Costas

“…With global demand for nuclear power expected to rise, new nuclear fuel resources must be explored to ensure the viability and sustainability of nuclear power…”
Get full text

Amidoxime Polymers for Uranium Adsorption: Influence of Comonomers and Temperature by Ladshaw, Austin P, Wiechert, Alexander I, Das, Sadananda, Yiacoumi, Sotira, Tsouris, Costas

“…Recovering uranium from seawater has been the subject of many studies for decades, and has recently seen significant progress in materials development since…”
Get full text

Editorial: Separations for Energy and Environmental Applications by Taboada-Serrano, Patricia, Yiacoumi, Sotira, Tsouris, Costas

“…Climate change and global environmental impacts are challenging humanity as a whole, and particularly the scientific community, to rethink our approaches…”
Get full text

Comparison of Long-Term Bioenergy with Carbon Capture and Storage to Reference Power Generation Technologies Using CO2 Avoidance Cost in the U.S by Kasturi, Abishek, Yiacoumi, Sotira, Langholtz, Matthew, McFarlane, Joanna, Busch, Ingrid, Hilliard, Michael, Tsouris, Costas

“…Bioenergy with carbon capture and storage (BECCS) can sequester atmospheric CO2, while producing electricity. The CO2 avoidance cost (CAC) is used to calculate…”
Get full text

Electrosorption capacitance of nanostructured carbon-based materials by Hou, Chia-Hung, Liang, Chengdu, Yiacoumi, Sotira, Dai, Sheng, Tsouris, Costas

“…The fundamental mechanism of electrosorption of ions developing a double layer inside nanopores was studied via a combination of experimental and theoretical…”
Get full text

Adsorption Equilibrium and Modeling of Water Vapor on Reduced and Unreduced Silver-Exchanged Mordenite by Nan, Yue, Lin, Ronghong, Liu, Jiuxu, Crowl, Tyler B, Ladshaw, Austin, Yiacoumi, Sotira, Tsouris, Costas, Tavlarides, Lawrence L

“…This work is related to the removal of tritiated water and radioactive iodine from off-gases released during spent nuclear fuel reprocessing. Specifically, it…”
Get full text

Electrosorption capacitance of nanostructured carbon aerogel obtained by cyclic voltammetry by Yang, Kun-Lin, Yiacoumi, Sotira, Tsouris, Costas

“…Cyclic voltammetry experiments at various electrolyte solution concentrations (0.001–0.1 M) and scan rates (1 to 5 mV s −1) have been performed to study the…”
Get full text

Efficient Conversion of Aqueous-Waste-Carbon Compounds Into Electrons, Hydrogen, and Chemicals via Separations and Microbial Electrocatalysis by Borole, Abhijeet P., Tsouris, Costas, Pavlostathis, Spyros G., Yiacoumi, Sotira, Lewis, Alex J., Zeng, Xiaofei, Park, Lydia

“…Valorization of waste streams is becoming increasingly important to improve resource recovery and economics of bioprocesses for the production of fuels. The…”
Get full text

Effects of chemical and physical properties of influent on copper sorption onto activated carbon fixed-bed columns by Paul Chen, J., Yoon, J.-T., Yiacoumi, Sotira

“…Experimental studies were carried out to determine the effects of influent pH, ionic strength, metal concentration, and empty-bed contact time (EBCT) on copper…”
Get full text

Optimal conditions for efficient flow-electrode capacitive deionization by Tang, Kexin, Yiacoumi, Sotira, Li, Yuping, Gabitto, Jorge, Tsouris, Costas

“…[Display omitted] •Optimal flow-electrode capacitive deionization (FCDI) occurs at 1.6 V and 0.2 M salt.•FCDI and electrodialysis (ED) have different…”
Get full text

Enhanced Water Desalination by Increasing the Electroconductivity of Carbon Powders for High-Performance Flow-Electrode Capacitive Deionization by Tang, Kexin, Yiacoumi, Sotira, Li, Yuping, Tsouris, Costas

“…Flow-electrode capacitive deionization (FCDI) can be improved via enhanced charge transfer by increasing the flow-electrode (FE) conductivity. Since water is…”
Get full text

Copper uptake by inorganic particles — equilibrium, kinetics, and particle interactions: experimental by Subramaniam, Kavitha, Yiacoumi, Sotira, Tsouris, Costas

“…Copper uptake by ferric oxide and silica particles is studied through batch equilibrium and kinetic experiments under different conditions of pH and ionic…”
Get full text

Seawater desalination by over-potential membrane capacitive deionization: Opportunities and hurdles by Tang, Kexin, Kim, Yong-ha, Chang, Junjun, Mayes, Richard T., Gabitto, Jorge, Yiacoumi, Sotira, Tsouris, Costas

“…[Display omitted] •Over-potential membrane capacitive deionization (OP-MCDI) improves desalination.•The OP-MCDI system shows 8 times higher salt capacity than…”
Get full text

Adsorption of molecular iodine and alkyl iodides from spent-nuclear-fuel-reprocessing off-gas using reduced silver mordenite by Shen, Ziheng, Wiechert, Alexander I., Ladshaw, Austin P., Greaney, Allison, Tsouris, Costas, Yiacoumi, Sotira

“…[Display omitted] •The Ag in Ag0Z can be fully converted to AgI when capturing various iodine species.•Ag0Z samples saturated with various iodine species have…”
Get full text

Modular Chemical Process Intensification: A Review by Kim, Yong-ha, Park, Lydia K, Yiacoumi, Sotira, Tsouris, Costas

“…Modular chemical process intensification can dramatically improve energy and process efficiencies of chemical processes through enhanced mass and heat…”
Get full text

Silver Sulfide and Silver Sulfate as Aging Byproducts and Adsorbents for Gaseous Iodine Capture in Spent Nuclear Fuel Reprocessing by Shen, Ziheng, Wiechert, Alexander I., Choi, Seungrag, Tavlarides, Lawrence L., Tsouris, Costas, Yiacoumi, Sotira

“…While it is considered a promising adsorbent for radioiodine capture in spent nuclear fuel reprocessing off-gas, silver functionalized silica aerogel…”
Get full text

Determination of the regeneration energy of direct air capture solvents/sorbents using calorimetric methods by Kasturi, Abishek, Gug Jang, Gyoung, Stamberga, Diāna, Custelcean, Radu, Yiacoumi, Sotira, Tsouris, Costas

“…[Display omitted] •Potassium sarcosinate (K-SAR) and guanidine (MGBIG) are used for CO2 air capture.•Sensible heat and reaction, vaporization enthalpies are…”
Get full text

Ultra-fast microwave regeneration of CO2 solid sorbents for energy-efficient direct air capture by Jang, Gyoung G., Kasturi, Abishek, Stamberga, Diāna, Custelcean, Radu, Keum, Jong K., Yiacoumi, Sotira, Tsouris, Costas

“…Microwave regeneration of sorbent used for direct air capture. [Display omitted] •Guanidine compounds can be used as low-energy direct air capture (DAC)…”
Get full text

Influence of elevated temperature and oxygen on the capture of radioactive iodine by silver functionalized silica aerogel by Shen, Ziheng, Wiechert, Alexander I., Choi, Seungrag, Ladshaw, Austin P., Tavlarides, Lawrence L., Tsouris, Costas, Yiacoumi, Sotira

“…Reprocessing is considered a competent strategy for spent nuclear fuel management, yet radioiodine (129I) is emitted in reprocessing off-gas as a hazardous…”
Get full text