Durability Enhancement of Concrete with Recycled Concrete Aggregate: The Role of Nano-ZnO

MJ Al-Kheetan, YS Jweihan, M Rabi, SH Ghaffar - Buildings, 2024 - mdpi.com
The replacement of virgin aggregate with recycled concrete aggregate (RCA) in concrete
mixtures offers an eco-strategy to mitigate the environmental limitations linked with …

K+-Dependent Photocycle and Photocurrent Reveal the Uptake of K+ in Light-Driven Sodium Pump

J Xu, Q Yang, B Ma, L Li, F Kong, L Xiao… - International Journal of …, 2023 - mdpi.com
Engineering light-controlled K+ pumps from Na+-pumping rhodopsins (NaR) greatly
expands the scope of optogenetic applications. However, the limited knowledge regarding …

Measurement of 2D and 3D Fractal Features of Urban Morphology from an Architectural View and Its Influencing Factors

C Zhang, X Ping, Q Fan, C Li - Fractal and Fractional, 2024 - mdpi.com
Urban morphology has been empirically demonstrated to be self-organized and can be
quantified by fractal dimension. However, the spatial variation rule of fractal features at the …

Investigation into Dynamic Pressure Pulsation Characteristics in a Centrifugal Pump with Staggered Impeller

D Ni, J Chen, F Wang, Y Zheng, Y Zhang, B Gao - Energies, 2023 - mdpi.com
For the centrifugal pump, the rotor–stator interaction (RSI) induces high-energy pressure
pulsation, which directly affects the stability of systems and equipment. Therefore, this work …

Numerical Study on the Heating Effect of a Spring-Loaded Actuator—Part Ⅰ: Temperature and Humidity Distribution Characteristics

L Xi, Z Zhao, Q Ruan, Z Yang, L Xu, J Gao, Y Li - Actuators, 2023 - mdpi.com
Inappropriate distributions of temperature and humidity will cause the failure of the spring-
loaded actuators. Therefore, it is essential to understand the temperature and humidity …

Microchannel Gas Flow in the Multi-Flow Regime Based on the Lattice Boltzmann Method

X Li, Z Ning, M Lü - Entropy, 2024 - mdpi.com
In this work, a lattice Boltzmann method (LBM) for studying microchannel gas flow is
developed in the multi-flow regime. In the LBM, by comparing previous studies' results on …

Electric Analysis of the Maritime Application High-Frequency Magnetohydrodynamic Thruster

KLJ Kan, KWE Cheng, HC Zhuang - Energies, 2023 - mdpi.com
A magnetohydrodynamic (MHD) thruster is the next-generation electric jet engine for
maritime applications. It eliminates the moving mechanical components that make the …

Application of the Fourier Transform to Improve the Accuracy of Gamma-Based Volume Percentage Detection System Independent of Scale Thickness

AM Mayet, JWG Guerrero, T Ijyas, JK Bhutto… - Separations, 2023 - mdpi.com
With the passage of time, scale gradually forms inside the oil pipeline. The produced scale,
which has a high density, strongly attenuates photons, which lowers the measurement …

A Computational Study of Solid Si Target Dynamics under ns Pulsed Laser Irradiation from Elastic to Melting Regime

H Papadaki, E Kaselouris, M Bakarezos, M Tatarakis… - Computation, 2023 - mdpi.com
The dynamic behavior of solid Si targets irradiated by nanosecond laser pulses is
computationally studied with transient, thermοmechanical three-dimensional finite element …

Three-Dimensional Transient Electric Field Characteristics of High Pressure Electrode Boilers

X He, Y Ruan, W Wang - Electronics, 2024 - mdpi.com
An uneven electric field during the operation of an electrode boiler will lead to the
emergence of a high field strength area and low field strength area in the furnace, which will …