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On-Line Monitoring of Vitamin C in Fruit Juice in Processing Plants by Electrochemical Sensor Based on PEDOT-Modified Electrodes: A Feasibility Study [PDF]

open access: yesSensors
Vitamin C, an antioxidant in most fruits and vegetables, is highly sensitive to heat, pH, metals, light, and oxidation, making it a key marker for nutrient degradation in thermal processing.
Chiara Giliberti   +6 more
doaj   +2 more sources

Design and Optimization of Online Dynamic Mixer and Its Performance Analysis [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
In this study, a dynamic mixer was designed to mix polymer melts online during extrusion, and the flow of a polymer melt in a mixer was simulated using Polyflow software. The Orthogonal experiment was conducted to analyze the effects of three geometrical
Y. W. Zheng   +3 more
doaj   +1 more source

Separation of Dimethyl Sulfide from Wort by Multi-Layer Centrifugal Film Method

open access: yesFoods, 2022
Installing a separation device for undesirable volatile substances represented by dimethyl sulfide (DMS) in wort boiling systems is a common way to reduce the thermal stress and maintain the beer’s flavor stability (characterized by the thiobarbituric ...
Xiaoyong Dai   +5 more
doaj   +1 more source

Finite Element Analysis and Near-Infrared Hyperspectral Reflectance Imaging for the Determination of Blueberry Bruise Grading

open access: yesFoods, 2022
Bruising of the subcutaneous tissues of blueberries is an important form of mechanical damage. Different levels of bruising have a significant effect on the post-harvest marketing of blueberries.
Zhaoqi Zheng   +4 more
doaj   +1 more source

Design and control of a sit-to-stand assistive device based on analysis of kinematics and dynamics

open access: yesAutomatika, 2021
Sit-to-stand is a common activity in daily life. It is difficult for the elderly and patients with lower limb disorders to complete this motion due to limb pain, muscle weakness, partial loss of motor control function, and physical defects in joints.
Binwei Zhou   +4 more
doaj   +1 more source

Lower limb rehabilitation exoskeleton robot: A review

open access: yesAdvances in Mechanical Engineering, 2021
Lower limb rehabilitation exoskeleton robots (LLRERs) play a positive role in lower limb rehabilitation and assistance for patients with lower limb disorders, and they are helpful to improve patients’ physical status.
Jinman Zhou, Shuo Yang, Qiang Xue
doaj   +1 more source

Magnetic Resonance Compatibility Analysis Method of Surgical Robotic System Based on Image Quality Evaluation

open access: yesChinese Journal of Magnetic Resonance, 2023
To ensure the safety and precision of surgery, the robotic system applied in magnetic resonance (MR) image-guided robot-assisted surgery should be MR-compatible. In terms of this issue, a MR compatibility analysis method for surgical robotic system based
LI Pan   +3 more
doaj   +1 more source

Biomechanical study of the effect of traction on elbow joint capsule contracture

open access: yesMathematical Biosciences and Engineering, 2023
Dynamic orthoses have a significant effect on the treatment of elbow capsular contracture. Because of the lack of quantitative research on traction forces, determining the appropriate traction force to help stretch soft tissues and maintain the joint's ...
Fang Wang   +6 more
doaj   +1 more source

Chemical Composition and Source of PM2.5 during Winter Heating Period in Guanzhong Basin

open access: yesAtmosphere, 2023
An intensive field campaign was carried out from December 2022 to March 2023 at six different sites across five major cities (Xi’an, Baoji, Xianyang, Weinan, and Hancheng) in the Guanzhong Basin, China, covering most of the heating period there, which is
Lei Cao   +6 more
doaj   +1 more source

Characteristics and mixing state of amine-containing particles at a rural site in the Pearl River Delta, China [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
Particulate amines play an important role for the particle acidity and hygroscopicity and also contribute to secondary organic aerosol mass. We investigated the sources and mixing states of particulate amines using a single-particle aerosol mass ...
C. Cheng   +23 more
doaj   +1 more source

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