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Ultrasonic assisted EDM: Effect of the workpiece vibration in the machining characteristics of FW4 Welded Metal

Mohammadreza SHABGARD, Hamed KAKOLVAND, Mirsadegh SEYEDZAVVAR, Ramin Mohammadpour SHOTORBANI

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 4,   Pages 419-428 doi: 10.1007/s11465-011-0246-7

Abstract: The studied process characteristics included the material removal rate (MRR), tool wear ratio (TWR),The experimental results show that in short pulse on-times, material removal rate in the US-EDM processpiece leads to the reduction in the MRR.

Keywords： electrical discharge machining (EDM)     material removal rate (MRR)     tool wear ratio (TWR)     surface roughness    

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Coupling evaluation for material removal and thermal control on precision milling machine tools

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 1,   Pages 12-12 doi: 10.1007/s11465-021-0668-9

Abstract: However, previous research merely regarded the material removal (MR) energy as useful energy consumption

Keywords： machine tools     cutting energy efficiency     thermal stability     machining accuracy     coupling evaluation    

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Removal of SO

Xiaolei LI, Chunying ZHU, Youguang MA

Frontiers of Chemical Science and Engineering 2013, Volume 7, Issue 2,   Pages 185-191 doi: 10.1007/s11705-013-1326-5

Abstract: In this work, the removal of SO from gas mixture with air and SO by ammonium bicarbonate aqueous solutionon the removal rate of SO were studied.rate of SO .rate.A theoretical model for predicting the SO removal rate has been developed by taking the chemical enhancement

Keywords： SO2 removal     bubble column reactor     removal rate     ammonium bicarbonate     absorbent    

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The removal of trimethoprim and sulfamethoxazole by a high infiltration rate artificial composite soil

Qinqin Liu,Miao Li,Fawang Zhang,Hechun Yu,Quan Zhang,Xiang Liu

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 2, doi: 10.1007/s11783-017-0920-z

Abstract: Artificial composite soil treatment system with the high infiltration rate (1.394 m·d ) had a good removalThe removal mechanism of TMP and SMX was mainly sorption and was related with hydrogeochemical processThe column with more silty clay at high infiltration rate (1.394 m·d ) had removal rates of 80% to 90%Removal was strongly related to sorption.The results showed that the removal of SMX and TMP was related to hydrogeochemical processes.

Keywords： Trimethoprim     Sulfamethoxazole     Artificial composite soil treatment     Hydrogeochemical processes     Ion exchange    

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Preparation and characterization of a novel microorganism embedding material for simultaneous nitrification

Ming Zeng, Ping Li, Nan Wu, Xiaofang Li, Chang Wang

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 6, doi: 10.1007/s11783-017-0961-3

Abstract: A novel microorganism embedding material was prepared to enhance the biological nitrogen removal throughThe effects of temperature, CD addition and concentrations of PVA and SA on nitrogen removal were evaluatedand nitrogen removal rate of 85.4% and 2.08 mg·(L·h)?Overall, CD increased gel bead’s porosity and resulted in the high specific endogenous respiration ratematerial.

Keywords： Immobilization technology     Nitrogen removal     Cyclodextrin     Microbial community     Wastewater treatment    

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Effect of the degree of template removal from mesoporous silicate materials on their adsorption of heavy

Farouq TWAIQ,M.S. NASSER,Sagheer A. ONAIZI

Frontiers of Chemical Science and Engineering 2014, Volume 8, Issue 4,   Pages 488-497 doi: 10.1007/s11705-014-1459-1

Abstract: The effect of the degree of template removal of these mesoporous materials for the oil removal has beenThe oil removal is inversely proportional to the surfactant content in the mesoporous material, beingThe kinetic of oil adsorption over the calcined material has been also studied and the data obtained

Keywords： heavy oil     mesoporous silicate material     kinetics     template removal     adsorption    

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Effect of short-term atrazine addition on the performance of an anaerobic/anoxic/oxic process

Changyong WU, Xiaoling LI, Zhiqiang CHEN, Yongzhen PENG,

Frontiers of Environmental Science & Engineering 2010, Volume 4, Issue 2,   Pages 150-156 doi: 10.1007/s11783-010-0020-9

Abstract: The results showed that atrazine addition did not affect the removal of COD.The specific NH NO reduction rate decreased slightly due to the short-term atrazine addition.Total nitrogen (TN) removal was steady, and more than 70% was removed during the period studied.The phosphorus removal rate was not affected by the short-term addition of atrazine under the appliedThe results of the oxygen uptake rate (OUR) showed that the respiration of nitrifiers decreased significantly

Keywords： biological nutrient removal     atrazine     anaerobic/anoxic/oxic (A2O) process     oxygen demand removal     oxygenuptake rate (OUR)    

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Arsenic (V) removal from groundwater by GE-HL nanofiltration membrane: effects of arsenic concentration

Xiaowei WANG, Wenjun LIU, Weifang MA, Desheng LI,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 4,   Pages 428-433 doi: 10.1007/s11783-009-0146-9

Abstract: A laboratory-scale investigation was performed to study arsenic (As (V)) removal by negatively chargedMoreover, a negative relationship was observed between the co-existing ions of Cl, Na, SO, and Ca and the removal

Keywords： nanofiltration (NF)     rejection rate     co-existing ion     co-ion     counter-ion    

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Modification of the activated sludge model for chemical dosage

Shuai MA,Siyu ZENG,Xin DONG,Jining CHEN,Gustaf OLSSON

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 4,   Pages 694-701 doi: 10.1007/s11783-014-0732-3

Abstract: activated sludge model ASM2d to include the influence of metal dosage (Fe and Al ) for phosphorus removalPhosphorus removal rates, nitrification rates, as well as pH and sludge settling performance, were evaluatedshow that 1) both in low and high mole concentrations, Fe addition results in a higher phosphorus removalrate of the activated sludge is decreased more by the dosage of Al than Fe ; 4) the inhibition of Alon the nitrification rate is stronger than that of Fe ; 5) the total operating cost will reach the

Keywords： chemical precipitation     benchmark simulation model     phosphorus removal     respiratory rate     sludge settling    

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Fiber-reinforced composites in milling and grinding: machining bottlenecks and advanced strategies

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0680-8

Abstract: Fiber-reinforced composites have become the preferred material in the fields of aviation and aerospaceSecond, the grinding mechanisms, covering material removal mechanism, thermal mechanical behavior, surface

Keywords： milling     grinding     fiber-reinforced composites     damage formation mechanism     delamination     material removal    

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Mercury removal from aqueous solution using petal-like MoS2

Ragini Pirarath, Palani Shivashanmugam, Asad Syed, Abdallah M. Elgorban, Sambandam Anandan, Muthupandian Ashokkumar

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 1, doi: 10.1007/s11783-020-1307-0

Abstract: . • Adsorbent showed 93% of mercury removal efficiency. • The adsorption of mercury is attributed toRecently, different nanomaterial-based adsorbents have received greater attention for the removal ofPossessing high stability and negative zeta potential makes this material suitable for efficient adsorptionAs prepared MoS2 nanosheets showed 93% mercury removal efficiency, whereas regenerated adsorbent showed91% and 79% removal efficiency in the respective 2nd and 3rd cycles.

Keywords： Anionic surfactant     2D material     MoS2 nanosheets     Mercury removal     Adsorption capacity    

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The combined effects of biomass and temperature on maximum specific ammonia oxidation rate in domestic

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 6, doi: 10.1007/s11783-021-1411-9

Abstract:

• Actual SAORs was determined using MLVSS and temperature.

Keywords： Specific ammonia oxidation rate     Sequencing batch reactor     Biomass     Temperature coefficient     Model simulation    

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Liquid metal material genome: Initiation of a new research track towards discovery of advanced energy

Lei WANG, Jing LIU

Frontiers in Energy 2013, Volume 7, Issue 3,   Pages 317-332 doi: 10.1007/s11708-013-0271-9

Abstract: With many superior physical properties over conventional fluids, the low melting point liquid metal materialInspired by the Material Genome Initiative as issued in 2011 by the United States of America, a morespecific and focused project initiative was proposed in this paper—the liquid metal material genome aimedThe theoretical strategies and experimental methods in the research and development of liquid metal materialParticularly, the calculation of phase diagram (CALPHAD) approach as a highly effective way for material

Keywords： liquid metal material genome     energy material     material discovery     advanced material     room-temperature liquid    

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Robust topology optimization of multi-material lattice structures under material and load uncertainties

Yu-Chin CHAN, Kohei SHINTANI, Wei CHEN

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 2,   Pages 141-152 doi: 10.1007/s11465-019-0531-4

Abstract: Enabled by advancements in multi-material additive manufacturing, lightweight lattice structures consistingThis work proposes a density-based robust topology optimization method for meso- or macro-scale multi-materiallattice structures under any combination of material and load uncertainties.The method utilizes a new generalized material interpolation scheme for an arbitrary number of materialsExamples of a cantilever beam lattice structure under various material and load uncertainty cases exhibit

Keywords： robust topology optimization     lattice structures     multi-material     material uncertainty     load uncertainty    

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Use of float consumption rate in resource leveling of construction projects

Atilla DAMCI, Gul POLAT, Firat Dogu AKIN, Harun TURKOGLU

Frontiers of Engineering Management 2022, Volume 9, Issue 1,   Pages 135-147 doi: 10.1007/s42524-020-0118-0

Abstract: The float consumption rate is the percentage that is set to determine the maximum amount of float which

Keywords： resource management     resource leveling     float consumption rate     scheduling    

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Title Author Date Type Operation

Ultrasonic assisted EDM: Effect of the workpiece vibration in the machining characteristics of FW4 Welded Metal

Mohammadreza SHABGARD, Hamed KAKOLVAND, Mirsadegh SEYEDZAVVAR, Ramin Mohammadpour SHOTORBANI

Journal Article

Coupling evaluation for material removal and thermal control on precision milling machine tools

Journal Article

Removal of SO

Xiaolei LI, Chunying ZHU, Youguang MA

Journal Article

The removal of trimethoprim and sulfamethoxazole by a high infiltration rate artificial composite soil

Qinqin Liu,Miao Li,Fawang Zhang,Hechun Yu,Quan Zhang,Xiang Liu

Journal Article

Preparation and characterization of a novel microorganism embedding material for simultaneous nitrification

Ming Zeng, Ping Li, Nan Wu, Xiaofang Li, Chang Wang

Journal Article

Effect of the degree of template removal from mesoporous silicate materials on their adsorption of heavy

Farouq TWAIQ,M.S. NASSER,Sagheer A. ONAIZI

Journal Article

Effect of short-term atrazine addition on the performance of an anaerobic/anoxic/oxic process

Changyong WU, Xiaoling LI, Zhiqiang CHEN, Yongzhen PENG,

Journal Article

Arsenic (V) removal from groundwater by GE-HL nanofiltration membrane: effects of arsenic concentration

Xiaowei WANG, Wenjun LIU, Weifang MA, Desheng LI,

Journal Article

Modification of the activated sludge model for chemical dosage

Shuai MA,Siyu ZENG,Xin DONG,Jining CHEN,Gustaf OLSSON

Journal Article

Fiber-reinforced composites in milling and grinding: machining bottlenecks and advanced strategies

Journal Article

Mercury removal from aqueous solution using petal-like MoS2

Ragini Pirarath, Palani Shivashanmugam, Asad Syed, Abdallah M. Elgorban, Sambandam Anandan, Muthupandian Ashokkumar

Journal Article

The combined effects of biomass and temperature on maximum specific ammonia oxidation rate in domestic

Journal Article

Liquid metal material genome: Initiation of a new research track towards discovery of advanced energy

Lei WANG, Jing LIU

Journal Article

Robust topology optimization of multi-material lattice structures under material and load uncertainties

Yu-Chin CHAN, Kohei SHINTANI, Wei CHEN

Journal Article

Use of float consumption rate in resource leveling of construction projects

Atilla DAMCI, Gul POLAT, Firat Dogu AKIN, Harun TURKOGLU

Journal Article