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Modal disturbance investigation of rod-shaped ultrasonic motor using bending vibrations

ZHANG Jiantao, ZHU Hua, ZHAO Chunsheng

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 3,   Pages 343-347 doi: 10.1007/s11465-008-0058-6

Abstract: The modal frequency sensitivities of the stator to the structure parameters are investigated by modalA rod-shaped ultrasonic motor stator is fabricated, and the experimental results of its amplitude frequencyresponse characteristics show that the purpose of modal separation is achieved.The frequency separation between working modes and disturbance modes is more than 2 kHz.

Keywords: Hamilton principle     disturbance     separation     frequency separation     dynamic analysis    

Separation and extraction of bridge dynamic strain data

Baijian WU, Zhaoxia LI, Ying WANG, T. H. T. CHAN,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 4,   Pages 395-400 doi: 10.1007/s11709-009-0049-7

Abstract: sensor at the same location, the information in the strain data was divided into three parts in the frequency

Keywords: dynamic     valuable     separatrix     strain/stress amplitude     frequency    

Phase separation in cGAS-STING signaling

Frontiers of Medicine   Pages 855-866 doi: 10.1007/s11684-023-1026-6

Abstract: Biomolecular condensates formed by phase separation are widespread and play critical roles in many physiologicalInterestingly, exciting recent studies have reported that biomolecular phase separation exists and playsHere, we summarize recent advances in the phase separation of cGAS-STING signaling and the development

Keywords: biomolecular condensates     phase separation     cGAS-STING pathway     cGAS     STING     cGAMP     interferon    

Selective capture and separation of xenon and krypton using metal organic frameworks: a review

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 12,   Pages 1895-1912 doi: 10.1007/s11705-023-2355-3

Abstract: Metal organic frameworks as hotspot porous materials for gases uptake and separation are considered tocomprehensively summarized recent researches on metal organic frameworks for selective capture and separationsites, ions (anions and cations), and polar functional groups for enhancing the xenon adsorption and separationMeanwhile, a comparison of each strategy and the mechanisms of xenon/krypton separation were pointedThe separation of krypton from gases mixtures by dual-bed systems was further discussed.

Keywords: metal organic frameworks     xenon     krypton     selective separation     used nuclear fuel    

Highly hydrophobic oil−water separation membrane: reutilization of waste reverse osmosis membrane

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10,   Pages 1606-1615 doi: 10.1007/s11705-022-2200-0

Abstract: modified membrane displayed good hydrophobicity with a contact angle of 135.2° ± 0.3°, and its oil–water separationAfter 20 recycle tests, the oil–water separation performance remained more than 96%, which was attributed

Keywords: oil–water separation     wasted reverse osmosis membrane     hydrophobic modification    

Phase separation time/temperature dependence of thermoplastics-modified thermosetting systems

ZHANG Xiujuan, XU Yuanze, YI Xiaosu

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 3,   Pages 276-285 doi: 10.1007/s11705-008-0057-5

Abstract: The cure-induced phase separation processes of various thermoplastics(TP)-modified thermosetting systemsWe found that the phase separation time/temperature relationship follows the simple Arrhenius equationThe cure-induced phase separation activation energy (ps) generated from the linear fitting of the Arrheniusequation is irrelevant to the detection means of phase separation time.With the established phase separation time-temperature dependence relation, we can easily establish the

Keywords: separation time-temperature     temperature dependency     cure-induced     separation activation     temperature    

Microfluidic production of liposomes through liquid–liquid phase separation in ternary droplets

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 6,   Pages 1017-1022 doi: 10.1007/s11705-021-2118-y

Abstract: droplets, which can evolve into water-in-oil-in-water double emulsion droplets by liquid–liquid phase separation

Keywords: microfluidics     liposomes     ternary droplets     phase separation    

Imprinted membranes for sustainable separation processes

Laura Donato, Enrico Drioli

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 4,   Pages 775-792 doi: 10.1007/s11705-020-1991-0

Abstract: recycling raw materials increased the interest in the production of highly selective and efficient separationThis work discusses the concept and separation mechanisms of imprinted membranes.

Keywords: sustainable processes     membrane separation     molecular recognition     imprinted membranes     water treatment    

Fabrication of a superhydrophilic/underwater superoleophobic stainless steel mesh for oil/water separation

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 1,   Pages 46-55 doi: 10.1007/s11705-022-2170-2

Abstract: produced each day, it is important to develop superhydrophilic/underwater superoleophobic oil/water separationmembranes with ultrahigh flux and high separation efficiency.In addition, the mesh showed high-efficiency separation ability (99.2%) and ultrahigh flux (235239 L∙

Keywords: oil/water separation     N-isopropylacrylamide     stainless steel mesh     ultrahigh flux    

Easily-manufactured paper-based materials with high porosity for adsorption/separation applications in

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 7,   Pages 830-839 doi: 10.1007/s11705-022-2267-7

Abstract: The separation efficiency of the emulsified oil was 99.3%, and the water flux was up to 2020 L·m

Keywords: adsorption     oil–water separation     underwater superoleophobicity     wastewater treatment    

Biodegradable, superhydrophobic walnut wood membrane for the separation of oil/water mixtures

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 9,   Pages 1377-1386 doi: 10.1007/s11705-022-2157-z

Abstract: The preparation of environmentally friendly oil/water separation materials remains a great challenge.The method has potential for the large-scale fabrication of degradable superhydrophobic filtration separation

Keywords: wood nanotechnology     superhydrophobic     biodegradable     surface modification     oil/water separation    

A frequency error estimation for isogeometric analysis of Kirchhoff–Love cylindrical shells

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0006-x

Abstract: A frequency error estimation is presented for the isogeometric free vibration analysis of Kirchhoff–LoveBy analyzing the discrete isogeometric equations with the aid of harmonic wave assumption, the frequencyIn particular, the governing relationship of the continuum frequency for Kirchhoff–Love cylindrical shellsis naturally embedded into the frequency error measures without the need of explicit frequency expressionsNumerical results not only thoroughly verify the theoretical convergence rates of frequency solutions

Keywords: isogeometric analysis     Kirchhoff–Love cylindrical shell     free vibration     frequency error     convergence    

Rare-earth separation based on the differences of ionic magnetic moment via quasi-liquid strategy

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10,   Pages 1584-1594 doi: 10.1007/s11705-022-2189-4

Abstract: The separation of rare earth elements is particularly difficult due to their similar physicochemicalTaking the separation of Er/Y, Ho/Y and Er/Ho as examples, the results showed that Er(III) and Ho(IIIThe separation factors of Er/Y and Ho/Y were achieved at 9.0 and 28.82, respectively.Magnetic separation via quasi-liquid system strategy provides a possibility of the novel, green, andefficient method for rare earth separation.

Keywords: rare earth element     different magnetic moment     magnetic separation     ionic liquid    

Mechanism of ethanol/water reverse separation through a functional graphene membrane: a molecular simulation

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 3,   Pages 347-357 doi: 10.1007/s11705-022-2246-z

Abstract: However, to date, the reverse-separation performance of ethanol/water is poor and the separation mechanismwith tunable apertures and functional groups have shown substantial potential for use in molecular separationmolecular dynamics simulations, for the first time, we reveal two-way selectivity in ethanol/water separationsimulation of the operando condition shows that the PG membrane with an aperture size of 3.8 Å achieves good separationperformance, with an ethanol/water separation factor of 34 and a flux value of 69.3 kg∙m‒2

Keywords: reverse separation     graphene membrane     ethanol/water separation     molecular simulation    

Calculation of collision frequency function for aerosol particles in free molecule regime in presence

Xiaowei LUO, Yannick BENICHOU, Suyuan YU

Frontiers in Energy 2013, Volume 7, Issue 4,   Pages 506-510 doi: 10.1007/s11708-013-0275-5

Abstract: The collision frequency function for aerosol particles has already been calculated for the free moleculeforce, electric force and molecular forces, created by particles themselves, recalculated the collision frequencyAttractive forces increase naturally the collision frequency, while repulsive forces decrease it.

Keywords: aerosol particles     collision frequency function     coagulation    

Title Author Date Type Operation

Modal disturbance investigation of rod-shaped ultrasonic motor using bending vibrations

ZHANG Jiantao, ZHU Hua, ZHAO Chunsheng

Journal Article

Separation and extraction of bridge dynamic strain data

Baijian WU, Zhaoxia LI, Ying WANG, T. H. T. CHAN,

Journal Article

Phase separation in cGAS-STING signaling

Journal Article

Selective capture and separation of xenon and krypton using metal organic frameworks: a review

Journal Article

Highly hydrophobic oil−water separation membrane: reutilization of waste reverse osmosis membrane

Journal Article

Phase separation time/temperature dependence of thermoplastics-modified thermosetting systems

ZHANG Xiujuan, XU Yuanze, YI Xiaosu

Journal Article

Microfluidic production of liposomes through liquid–liquid phase separation in ternary droplets

Journal Article

Imprinted membranes for sustainable separation processes

Laura Donato, Enrico Drioli

Journal Article

Fabrication of a superhydrophilic/underwater superoleophobic stainless steel mesh for oil/water separation

Journal Article

Easily-manufactured paper-based materials with high porosity for adsorption/separation applications in

Journal Article

Biodegradable, superhydrophobic walnut wood membrane for the separation of oil/water mixtures

Journal Article

A frequency error estimation for isogeometric analysis of Kirchhoff–Love cylindrical shells

Journal Article

Rare-earth separation based on the differences of ionic magnetic moment via quasi-liquid strategy

Journal Article

Mechanism of ethanol/water reverse separation through a functional graphene membrane: a molecular simulation

Journal Article

Calculation of collision frequency function for aerosol particles in free molecule regime in presence

Xiaowei LUO, Yannick BENICHOU, Suyuan YU

Journal Article