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80 Results Found

  • Article
  • Open Access
16 Citations
4,036 Views
20 Pages

1 May 2023

Nanoemulsions have been widely studied as lipophilic compound loading systems. A low-energy emulsification method, phase inversion composition (PIC), was used to prepare oil-in-water nanoemulsions in a carvacrol–coconut oil/Tween 80®–...

  • Article
  • Open Access
27 Citations
5,179 Views
16 Pages

Spinning of Polysulfone Hollow Fiber Membranes Using Constant Dope Solution Composition: Viscosity Control via Temperature

  • Dmitry Matveev,
  • Ilya Borisov,
  • Vladimir Vasilevsky,
  • Galina Karpacheva and
  • Vladimir Volkov

12 December 2022

The dope solution viscosity is an important parameter that largely determines the properties of hollow fiber membranes. In the literature available today, the change in viscosity is carried out only by changing the quantitative and/or qualitative dop...

  • Article
  • Open Access
10 Citations
10,135 Views
12 Pages

Exploring Kinetics of Phenol Biodegradation by Cupriavidus taiwanesis 187

  • Yu-Hong Wei,
  • Wei-Chuan Chen,
  • Shan-Ming Chang and
  • Bor-Yann Chen

7 December 2010

Phenol biodegradation in batch systems using Cupriavidus taiwanesis 187 has been experimentally studied. To determine the various parameters of a kinetic model, combinations of rearranged equations have been evaluated using inverse polynomial techniq...

  • Article
  • Open Access
4 Citations
3,759 Views
23 Pages

29 March 2022

In contrast to their more common counterparts in aqueous solutions, inverse ISAsomes (internally self-assembled somes/particles) are formulated as kinetically stabilised dispersions of hydrophilic, lyotropic liquid-crystalline (LC) phases in non-pola...

  • Feature Paper
  • Article
  • Open Access
1 Citations
1,887 Views
17 Pages

20 June 2024

Our research addresses the shift towards continuous manufacturing in the pharmaceutical industry, focusing on optimizing chromatographic separation for the synthesis of molnupiravir. Using an inverse method with six different inlet concentrations for...

  • Article
  • Open Access
26 Citations
9,025 Views
15 Pages

The Acute Influence of Running-Induced Fatigue on the Performance and Biomechanics of a Countermovement Jump

  • Peimin Yu,
  • Zhen Gong,
  • Yao Meng,
  • Julien S Baker,
  • Bíró István and
  • Yaodong Gu

23 June 2020

Lower limb kinematics and kinetics during the landing phase of jumping might change because of localized muscle fatigue. This study aimed to investigate the acute influence of running-induced fatigue on the performance and lower limb kinematics and k...

  • Proceeding Paper
  • Open Access
3 Citations
1,834 Views
5 Pages

Anisotropic Flow in the Few Collisions Regime: Application to Bottomonia

  • Nina Kersting,
  • Nicolas Borghini and
  • Steffen Feld

Considering the kinetic Boltzmann equation in the limit of very few collisions, we study the evolution of the phase space distribution of bottomonia interacting with an expanding gas of massless partons. We investigate the scaling of the anisotropic...

  • Communication
  • Open Access
6 Citations
5,063 Views
18 Pages

A Note on the Entropy Force in Kinetic Theory and Black Holes

  • Rudolf A. Treumann and
  • Wolfgang Baumjohann

23 July 2019

The entropy force is the collective effect of inhomogeneity in disorder in a statistical many particle system. We demonstrate its presumable effect on one particular astrophysical object, the black hole. We then derive the kinetic equations of a larg...

  • Article
  • Open Access
42 Citations
6,987 Views
18 Pages

γ-Valerolactone (GVL) was selected as a renewable green solvent to prepare membranes via the process of phase inversion. Water and ethanol were screened as sustainable non-solvents to prepare membranes for nanofiltration (NF). Scanning electron micro...

  • Article
  • Open Access
1 Citations
3,345 Views
14 Pages

14 March 2024

The gelation kinetics of agar aqueous solutions were studied by means of the viscosity flow curves using a coaxial Couette cylinder viscometer. The viscosity curves show an unusual sigmoidal trend or an exponential decay to a viscous steady state. An...

  • Article
  • Open Access
6 Citations
2,164 Views
16 Pages

Measurement of the Kinetics and Thermodynamics of the Thermal Degradation for a Flame Retardant Polyurethane-Based Aerogel

  • Xinyang Wang,
  • Yan Ding,
  • Zhanwen Chen,
  • Chuyan Tang,
  • Xingyu Ren,
  • Hongyun Hu and
  • Qingyan Fang

23 September 2022

The current work aims to study the thermal degradation of the flame retardant polyurethane aerogel (FR_PU_aerogel) through multiple milligram-scale experimental methods. A systemic methodology for measuring the reaction kinetics and thermodynamics of...

  • Article
  • Open Access
970 Views
30 Pages

25 May 2025

In this study, the effect of plastic residual strain on the corrosion behavior of ZK60 magnesium alloy was systematically revealed using a research method combining experimental characterization and numerical simulation. Based on the multiphysical fi...

  • Feature Paper
  • Article
  • Open Access
290 Views
14 Pages

Study on the Diffusion and Atomic Mobility of Alloying Elements in the β Phase of the Ti-Cr-Nb Ternary System

  • Danya Shen,
  • Jingmin Liu,
  • Wenqing Zhao,
  • Junfeng Wu,
  • Maohua Rong,
  • Jiang Wang,
  • Hongyu Zhang,
  • Ligang Zhang and
  • Libin Liu

17 January 2026

Diffusion-controlled processes play a critical role in the heat treatment and microstructural homogenization of β-titanium alloys containing multiple β-stabilizing elements. Adding β-phase stabilizing elements like Cr and Nb to titaniu...

  • Article
  • Open Access
26 Citations
4,895 Views
28 Pages

Wettability Changes Due to Nanomaterials and Alkali—A Proposed Formulation for EOR

  • Samhar Saleh,
  • Elisabeth Neubauer,
  • Ante Borovina,
  • Rafael E. Hincapie,
  • Torsten Clemens and
  • Daniel Ness

10 September 2021

We investigated the usage of two silica nanomaterials (surface-modified) and alkali in enhanced oil recovery through Amott spontaneous imbibition tests, interfacial tension (IFT) measurements, and phase behavior. We evaluated the wettability alterati...

  • Article
  • Open Access
9 Citations
10,020 Views
28 Pages

23 April 2013

Factors affecting the kinetic isotope effects (KIEs) of the gas-phase SN2 reactions and their temperature dependence have been analyzed using the ion-molecule collision theory and the transition state theory (TST). The quantum-mechanical tunneling ef...

  • Article
  • Open Access
8 Citations
2,828 Views
13 Pages

Numerical Simulation of Wire Rod Cooling in Eutectoid Steel under Forced-Convection

  • Monserrat Sofía López-Cornejo,
  • Héctor Javier Vergara-Hernández,
  • Sixtos Antonio Arreola-Villa,
  • Octavio Vázquez-Gómez and
  • Martín Herrejón-Escutia

28 January 2021

A coupled thermal-microstructural simulation model was developed to estimate the thermal history in a eutectoid steel wire rod under continuous cooling and forced-convection. The model coupled the phenomena of heat transfer, phase transformation and...

  • Article
  • Open Access
6 Citations
3,768 Views
24 Pages

We investigate a kinetic model for compressible non-ideal fluids. The model imposes the local thermodynamic pressure through a rescaling of the particle’s velocities, which accounts for both long- and short-range effects and hence full thermodynamic...

  • Article
  • Open Access
1,242 Views
15 Pages

Segmental Non-Mass Enhancement Features in Breast Magnetic Resonance Imaging: A Multicenter Retrospective Study of Histopathologic Correlations

  • Hale Aydin,
  • Cansu Bozkurt,
  • Serhat Hayme,
  • Almila Coskun Bilge,
  • Pelin Seher Oztekin,
  • Aydan Avdan Aslan,
  • Irem Ozcan,
  • Serap Gultekin,
  • Abdulkadir Eren and
  • Irmak Durur Subası

4 December 2025

Background/Objectives: Segmental non-mass enhancement (NME) is the breast MRI distribution pattern with the highest positive predictive value (PPV) for malignancy. Despite its diagnostic relevance, its imaging characteristics have rarely been examine...

  • Article
  • Open Access
33 Citations
8,045 Views
16 Pages

26 October 2017

A facile and effective technique to immobilize photocatalyst nanoparticles by incorporating zinc oxide (ZnO) into polyethersulfone polymeric films by means of a phase inversion technique is reported. The degradation study of methyl orange (MO) dye wa...

  • Article
  • Open Access
6 Citations
4,628 Views
16 Pages

The Relationship between VO2 and Muscle Deoxygenation Kinetics and Upper Body Repeated Sprint Performance in Trained Judokas and Healthy Individuals

  • André Antunes,
  • Christophe Domingos,
  • Luísa Diniz,
  • Cristina P. Monteiro,
  • Mário C. Espada,
  • Francisco B. Alves and
  • Joana F. Reis

The present study sought to investigate if faster upper body oxygen uptake (VO2) and hemoglobin/myoglobin deoxygenation ([HHb]) kinetics during heavy intensity exercise were associated with a greater upper body repeated-sprint ability (RSA) performan...

  • Communication
  • Open Access
3 Citations
2,755 Views
11 Pages

Percutaneous Lengthening with an Intramuscular Needle of the Gastrocsoleus Complex Improves Critical Ankle Kinematic Values in Resistant Pediatric Equinus: A Pilot Study

  • Ignacio Martínez-Caballero,
  • María Galán-Olleros,
  • Rosa M. Egea-Gámez,
  • J. Ignacio Serrano,
  • Ana Ramírez-Barragán,
  • Álvaro Pérez-Somarriba Moreno,
  • Carlos Martín-Gómez and
  • Sergio Lerma-Lara

29 May 2023

Retrospective analytical study that aims to evaluate the kinematic and kinetic results obtained after percutaneous lengthening with an intramuscular needle (PLIN) of gastrocsoleus complex (GSC) zones I, II, and III, performed outside the operating ro...

  • Article
  • Open Access
8 Citations
3,740 Views
13 Pages

Phase Inversion and Interfacial Layer Microstructure in Emulsions Stabilized by Glycosurfactant Mixtures

  • Rodolfo Esposito,
  • Domenico Cavasso,
  • Marcella Niccoli and
  • Gerardino D’Errico

27 January 2021

Identification of strategies to prolong emulsion kinetic stability is a fundamental challenge for many scientists and technologists. We investigated the relationship between the emulsion stability and the surfactant supramolecular organization at the...

  • Article
  • Open Access
2,120 Views
19 Pages

20 December 2024

Many stroke patients develop ankle deformities due to neurological or non-neurological factors, resulting in abnormal gait patterns. While Ankle-Foot Orthoses (AFOs) are commonly used to address these issues, few are specifically designed for ankle v...

  • Article
  • Open Access
10 Citations
3,211 Views
19 Pages

13 May 2021

In this paper we extend the study of polymorphism and crystallization kinetics of aliphatic polyacetals to include shorter (PA-6) and longer (PA-26) methylene lengths in a series of even long-spaced systems. On a deep quenching to 0 °C, the longest e...

  • Article
  • Open Access
28 Citations
3,471 Views
11 Pages

Bilayered Fibrin-Based Electrospun-Sprayed Scaffold Loaded with Platelet Lysate Enhances Wound Healing in a Diabetic Mouse Model

  • Paola Losi,
  • Tamer Al Kayal,
  • Marianna Buscemi,
  • Ilenia Foffa,
  • Aida Cavallo and
  • Giorgio Soldani

27 October 2020

The present study examined the effects of a bilayered fibrin/poly(ether)urethane scaffold loaded with platelet lysate by a combination of electrospinning and spray, phase-inversion method for wound healing. In particular, the poly(ether)urethane laye...

  • Article
  • Open Access
3 Citations
5,704 Views
11 Pages

Biomechanical Symmetry during Drop Jump Landing and Takeoff in Adolescent Athletes Following Recent Anterior Cruciate Ligament Reconstruction

  • Eva M. Ciccodicola,
  • Nicole M. Mueske,
  • Mia J. Katzel,
  • Curtis D. VandenBerg,
  • James Lee Pace and
  • Tishya A. L. Wren

10 April 2021

This study investigated asymmetry between lower extremities during the landing and takeoff phases of a vertical drop jump (VDJ) in adolescent athletes following anterior cruciate ligament reconstruction (ACLR) and examined if performance was affected...

  • Article
  • Open Access
30 Citations
6,835 Views
16 Pages

The Effect of Copper Addition on the Activity and Stability of Iron-Based CO2 Hydrogenation Catalysts

  • Matthew J. Bradley,
  • Ramagopal Ananth,
  • Heather D. Willauer,
  • Jeffrey W. Baldwin,
  • Dennis R. Hardy and
  • Frederick W. Williams

20 September 2017

Iron-based CO2 catalysts have shown promise as a viable route to the production of olefins from CO2 and H2 gas. However, these catalysts can suffer from low conversion and high methane selectivity, as well as being particularly vulnerable to water pr...

  • Article
  • Open Access
21 Citations
5,667 Views
20 Pages

12 September 2020

In this study, numerical simulations of coupled solid-phase reactions (pyrolysis) and gas-phase reaction (combustion) were conducted. During a fire, both charring and non-charring materials undergo a pyrolysis as well as a combustion reaction. A thre...

  • Article
  • Open Access
9 Citations
3,595 Views
17 Pages

The Design of Ternary Composite Polyurethane Membranes with an Enhanced Photocatalytic Degradation Potential for the Removal of Anionic Dyes

  • Usman Zubair,
  • Muhammad Zahid,
  • Nimra Nadeem,
  • Kainat Ghazal,
  • Huda S. AlSalem,
  • Mona S. Binkadem,
  • Soha T. Al-Goul and
  • Zulfiqar Ahmad Rehan

Photocatalysis is an efficient and an eco-friendly way to eliminate organic pollutants from wastewater and filtration media. The major dilemma coupled with conventional membrane technology in wastewater remediation is fouling. In this study, the phot...

  • Article
  • Open Access
13 Citations
4,951 Views
16 Pages

Cross-Flow Catalysis Behavior of a PVDF/SiO2@Ag Nanoparticles Composite Membrane

  • Wenqiang Wang,
  • Xi Chen,
  • Chu Zhao,
  • Bowu Zhao,
  • Hualin Dong,
  • Shengkui Ma,
  • Liying Li,
  • Li Chen and
  • Bin Zhang

10 January 2018

A blend of Polyvinylidene Fluoride (PVDF) and SiO2 microspheres in N,N-Dimethylformamide (DMF) underwent phase inversion to form a PVDF/SiO2 membrane with SiO2 microspheres in the membrane’s pores. Subsequently, the SiO2 microspheres have been used a...

  • Article
  • Open Access
39 Citations
8,236 Views
16 Pages

The Impact of PLL Dynamics on the Low Inertia Power Grid: A Case Study of Bonaire Island Power System

  • Yin Sun,
  • E. C. W. (Erik) de Jong,
  • Xiongfei Wang,
  • Dongsheng Yang,
  • Frede Blaabjerg,
  • Vladimir Cuk and
  • J. F. G. (Sjef) Cobben

2 April 2019

To prepare for the future high penetration level of renewable energy sources, the power grid’s technical boundaries/constraints for the correct operation of powerelectronics interfaced devices need to be further examined and defined. This paper...

  • Article
  • Open Access
12 Citations
3,611 Views
19 Pages

Eutectic Mixture Formation and Relaxation Dynamics of Coamorphous Mixtures of Two Benzodiazepine Drugs

  • Sofia Valenti,
  • Claudio Cazorla,
  • Michela Romanini,
  • Josep Lluís Tamarit and
  • Roberto Macovez

The formation of coamorphous mixtures of pharmaceuticals is an interesting strategy to improve the solubility and bioavailability of drugs, while at the same time enhancing the kinetic stability of the resulting binary glass and allowing the simultan...

  • Article
  • Open Access
3 Citations
3,674 Views
14 Pages

Effect of Custom-Made Foot Orthotics on Multi-Segment Foot Kinematics and Kinetics in Individuals with Structural Hallux Limitus

  • Magdalena Martinez-Rico,
  • Gabriel Gijon-Nogueron,
  • Ana Belen Ortega-Avila,
  • Luis E. Roche-Seruendo,
  • Ana Climent-Pedrosa,
  • Enrique Sanchis-Sales and
  • Kevin Deschamps

4 October 2024

The first metatarsophalangeal joint (MTPJ) and the first ray are crucial in walking, particularly during propulsion. Limitation in this joint’s sagittal plane motion, known as hallux limitus, can cause compensatory movements in other joints. So...

  • Article
  • Open Access
1 Citations
2,524 Views
19 Pages

26 February 2022

We propose a new tool to deal with autonomous ODE systems for which the solution to the Hamiltonian inverse problem is not available in the usual, classical sense. Our approach allows a class of formally conserved quantities to be constructed for dyn...

  • Article
  • Open Access
85 Citations
11,080 Views
16 Pages

Effects of Additives on the Morphology and Performance of PPTA/PVDF in Situ Blend UF Membrane

  • Hong-Bin Li,
  • Wen-Ying Shi,
  • Yu-Feng Zhang,
  • Dong-Qing Liu and
  • Xiao-Feng Liu

20 June 2014

Poly(p-phenylene terephtalamide) (PPTA), a high-performance polymer with high modulus and good hydrophilicity, is often used as a reinforced material. However, due to its high crystallity, micro-phase separation often occurs in the blends. In this pa...

  • Article
  • Open Access
1 Citations
1,034 Views
21 Pages

21 July 2025

This study presents a hybrid sensor placement methodology that combines criterion-based candidate selection with advanced optimization algorithms. Four established selection criteria—modal kinetic energy (MKE), modal strain energy (MSE), modal...

  • Article
  • Open Access
3 Citations
7,495 Views
11 Pages

Patellar Tendon Force Differs Depending on Jump-Landing Tasks and Estimation Methods

  • Sébastien Garcia,
  • Nicolas Delattre,
  • Eric Berton and
  • Guillaume Rao

4 January 2022

Patellar tendinopathy is a chronic overuse injury of the patellar tendon which is prevalent in jump-landing activities. Sports activities can require jumping not only with a vertical component but also in a forward direction. It is yet unknown how ju...

  • Article
  • Open Access
8 Citations
5,744 Views
25 Pages

23 March 2021

The kinetics and terminations of ethylene polymerization, mediated by five bisarylimine pyridine (BIP) iron dichloride precatalysts, and activated by large amounts of methyl aluminoxane (MAO) was studied. Narrow distributed paraffins from initially f...

  • Article
  • Open Access
7 Citations
3,861 Views
24 Pages

Bacterial nanocellulose has been widely investigated in drug delivery, but the incorporation of lipophilic drugs and controlling release kinetics still remain a challenge. The inclusion of polymer particles to encapsulate drugs could address both pro...

  • Article
  • Open Access
1 Citations
1,193 Views
13 Pages

28 February 2025

Midazolam is a benzodiazepine that is utilized for the induction of anesthesia and the facilitation of procedural sedation. Despite the absence of stereogenic centers, the non-planar seven-membered ring devoid of reflection symmetry elements confers...

  • Article
  • Open Access
11 Citations
3,789 Views
19 Pages

30 June 2023

The crystalline basement aquifer of the Pra Basin in Ghana is essential to the water supply systems of the region. This region is experiencing the ongoing pollution of major river networks from illegal mining activities. Water management is difficult...

  • Article
  • Open Access
16 Citations
3,904 Views
16 Pages

Temporal Dynamics of High-Density Lipoprotein Proteome in Diet-Controlled Subjects with Type 2 Diabetes

  • Karim G. Kheniser,
  • Abdullah Osme,
  • Chunki Kim,
  • Serguei Ilchenko,
  • Takhar Kasumov and
  • Sangeeta R. Kashyap

30 March 2020

We examined the effect of mild hyperglycemia on high-density lipoprotein (HDL) metabolism and kinetics in diet-controlled subjects with type 2 diabetes (T2D). 2H2O-labeling coupled with mass spectrometry was applied to quantify HDL cholesterol turnov...

  • Article
  • Open Access
2 Citations
1,533 Views
16 Pages

Design, Optimization, Manufacture and Characterization of Milbemycin Oxime Nanoemulsions

  • Ze-En Li,
  • Yang-Guang Jin,
  • Shao-Zu Hu,
  • Yue Liu,
  • Ming-Hui Duan,
  • Shi-Hao Li,
  • Long-Ji Sun,
  • Fan Yang and
  • Fang Yang

Background: Despite the rapid development of nanoemulsions in recent years, no method has been established for the preparation of milbemycin oxime nanoemulsions. Milbemycin oxime is a widely used macrolide antibiotic in veterinary medicine, particula...

  • Feature Paper
  • Article
  • Open Access
16 Citations
5,054 Views
19 Pages

Biodesulfurization of Dibenzothiophene and Its Alkylated Derivatives in a Two-Phase Bubble Column Bioreactor by Resting Cells of Rhodococcus erythropolis IGTS8

  • George Prasoulas,
  • Konstantinos Dimos,
  • Panayiotis Glekas,
  • Styliani Kalantzi,
  • Stamatis Sarris,
  • Chrysovalantis Templis,
  • Konstantinos Vavitsas,
  • Dimitris G. Hatzinikolaou,
  • Nikolaos Papayannakos and
  • Diomi Mamma
  • + 1 author

18 November 2021

Biodesulfurization (BDS) is considered a complementary technology to the traditional hydrodesulfurization treatment for the removal of recalcitrant sulfur compounds from petroleum products. BDS was investigated in a bubble column bioreactor using two...

  • Article
  • Open Access
1 Citations
688 Views
14 Pages

4 December 2025

Purpose: This study investigated how variations in approach speed and distance influence lower-limb muscle activation, joint co-contraction ratios (CCRs), and mechanical joint stiffness during single-leg approach run jump landings (ARJSL), to clarify...

  • Article
  • Open Access
2 Citations
1,034 Views
16 Pages

Optimizing the High-Temperature Oxidation Resistance of Nb-Si-Based Alloys by Adding Different Ti/Mo/Hf Elements

  • Youwei Zhang,
  • Zhongde Shan,
  • Lei Luo,
  • Zhaobo Li,
  • Xiao Liang,
  • Yanqing Su,
  • Tao Yang,
  • Yong Zang and
  • Dehua Jin

14 April 2025

As a candidate material for turbine blades in aerospace engines, Nb-Si-based alloys have attracted significant research attention due to their high melting point and low density. However, their poor high-temperature oxidation resistance limits practi...

  • Article
  • Open Access
8 Citations
4,330 Views
22 Pages

Physical and Numerical Simulations of Closed Die Hot Forging and Heat Treatment of Forged Parts

  • Łukasz Poloczek,
  • Łukasz Rauch,
  • Marek Wilkus,
  • Daniel Bachniak,
  • Władysław Zalecki,
  • Valeriy Pidvysotsk’yy,
  • Roman Kuziak and
  • Maciej Pietrzyk

22 December 2020

The paper describes physical and numerical simulations of a manufacturing process composed of hot forging and controlled cooling, which replace the conventional heat treatment technology. The objective was to investigate possibilities and limitations...

  • Article
  • Open Access
3 Citations
3,511 Views
25 Pages

Equal-channel angular pressing (ECAP) is known to induce significant grain refinement and formation of tangled dislocations within the grains. These are induced to evolve to form low-angle boundaries (i.e., cell boundaries) and eventually high-angle...

  • Article
  • Open Access
3 Citations
3,046 Views
19 Pages

4 February 2024

Poly(D,L-lactide-co-glycolide is a biodegradable copolymer that can release pharmaceuticals. These pharmaceuticals can provide local therapy and also avert the clinical issues that occur when a drug must be given continuously and/or automatically. Ho...

  • Article
  • Open Access
17 Citations
4,773 Views
16 Pages

Biomechanical Characteristics between Bionic Shoes and Normal Shoes during the Drop-Landing Phase: A Pilot Study

  • Huiyu Zhou,
  • Chaoyi Chen,
  • Datao Xu,
  • Ukadike Chris Ugbolue,
  • Julien S. Baker and
  • Yaodong Gu

With the development of unstable footwear, more research has focused on the advantages of this type of shoe. This type of shoe could improve the muscle function of the lower limb and prevent injury risks in dynamic situations. Therefore, the purpose...

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