Circular Economy
Circular Economy
Aerospace, Vol. 10, Pages 998: Analysis Leading to the Design of a Hybrid Gas-Electric Multi-Engine Testbed
28/11/2023 -
Given the increase in air traffic, the main challenges in aircraft design are in-flight emissions and noise heard by the community. These problems have thus far been solved by incremental...
Aerospace, Vol. 10, Pages 996: A Comprehensive Study on the Aerodynamic Characteristics of Electrically Controlled Rotor Using Lattice Boltzmann Method
28/11/2023 -
An electrically controlled rotor (ECR) is a kind of swashplateless rotor that implements the primary control via the trailing-edge flap system instead of a swashplate and demonstrates great potential...
Aerospace, Vol. 10, Pages 1000: Advances in Experimental Research on the Influence of Friction Powders on Acoustic Liners (Helmholtz Resonators)
28/11/2023 -
This paper presents the technological advancement of using friction powders to increase the absorption of acoustic liners used in the reduction of tonal noise generated by aero-engines or for other...
Experimental Study on Bridge Structural Damage Identification Based on Quasi-Static Displacement Effects and Wavelet Packet Decomposition
29/11/2023 -
Based on the displacement-induced linearity error curve and the theory of wavelet packet analysis, a bridge structural damage identification method is proposed, integrating two damage indicators:...
Performance Evaluation on the Application of MAST and RCC on a Cambodian Rural Road: A Case Study
30/11/2023 -
Cambodia’s transportation sector has exhibited tremendous growth in the past decades together with its economic advancement. However, these improvements are only focused on the national...
Performance Evaluation of LoRa Communications in Harsh Industrial Environments
28/11/2023 -
LoRa technology is being integrated into industrial applications as part of Industry 4.0 owing to its longer range and low power consumption. However, noise, interference, and the fading effect all...
Intrinsic Limits on the Detection of the Anisotropies of the Stochastic Gravitational Wave Background
-
For any given network of detectors, and for any given integration time, even in the idealized limit of negligible instrumental noise, the intrinsic time variation of the isotropic component of the...
Depth Spatial Characterization of Marine Environmental Noise in the Zengmu Basin
24/11/2023 -
Based on the measured data obtained from an array of optical fiber hydrophones, this paper analyzes and interprets the depth spatial spectrum characteristics, correlation characteristics, and...
Aerospace, Vol. 10, Pages 982: A Proton Flux Prediction Method Based on an Attention Mechanism and Long Short-Term Memory Network
22/11/2023 -
Accurately predicting proton flux in the space radiation environment is crucial for satellite in-orbit management and space science research. This paper proposes a proton flux prediction method based...
No-Collapse Accurate Quantum Feedback Control via Conditional State Tomography
-
The effectiveness of measurement-based feedback control protocols is hampered by the presence of measurement noise, which affects the ability to accurately infer the underlying dynamics of a quantum...
Universal Sampling Lower Bounds for Quantum Error Mitigation
-
Numerous quantum error-mitigation protocols have been proposed, motivated by the critical need to suppress noise effects on intermediate-scale quantum devices. Yet, their general potential and...
A new hybrid model for photovoltaic output power prediction
18/11/2023 -
Recently, with the development of renewable energy technologies, photovoltaic (PV) power generation is widely used in the grid. However, as PV power generation is influenced by external factors,...
Lung Cancer Detection Model Using Deep Learning Technique
20/11/2023 -
Globally, lung cancer (LC) is the primary factor for the highest cancer-related mortality rate. Deep learning (DL)-based medical image analysis plays a crucial role in LC detection and diagnosis. It...
The Impact of Indoor Environmental Quality (IEQ) in Design Studios on the Comfort and Academic Performance of Architecture Students
18/11/2023 -
This study addresses the limited research on examining comfort levels among architecture students. Specifically, it seeks to evaluate indoor environmental quality (IEQ) within design studios to...
Aerospace, Vol. 10, Pages 950: Coupling Dynamics and Three-Dimensional Trajectory Optimization of an Unmanned Aerial Vehicle Propelled by Electroaerodynamic Thrusters
10/11/2023 -
Electroaerodynamic unmanned aerial vehicles (EAD-UAVs) are innovative UAVs that use high-voltage asymmetric electrodes to ionize air molecules and Coulomb force to push these ions to produce thrust....
The High Resolutive Detection of TiO2 Nanoparticles in Human Corneocytes via TEM/NanoSIMS Correlation
09/11/2023 -
Titanium dioxide (TiO2) nanoparticles (NPs) are the subject of numerous studies and controversies on the risks they could pose to the environment and human health. When in contact with biological...
Quantum-Enhanced Metrology for Molecular Symmetry Violation using Decoherence-Free Subspaces
-
We propose a method to measure time-reversal symmetry violation in molecules that overcomes the standard quantum limit while leveraging decoherence-free subspaces to mitigate sensitivity to classical...
Mechanochemical activation of palm kernel shell using the L9 Taguchi orthogonal array for carbon dioxide adsorption
06/11/2023 -
The problem faced during bio-based activated carbon synthesis is related to its low yield production, which is plausibly due to intricate conventional activation processes, along with utilization...
Three-Dimensional Structure Measurement for Potted Plant Based on Millimeter-Wave Radar
02/11/2023 -
Potted plant canopy extraction requires a fast, accurate, stable, and affordable detection system for precise pesticide application. In this study, we propose a new method for extracting...
Study on the Vibration and Sound Radiation Performance of Micro-Perforated Laminated Cylindrical Shells
31/10/2023 -
In response to the problem of vibration and noise reduction in equipment with cylindrical shell structures, this paper focuses on the micro-perforated laminated cylindrical shell structure and...
Aerospace, Vol. 10, Pages 922: Noise Prediction and Plasma-Based Control of Cavity Flows at a High Mach Number
29/10/2023 -
Cavity flows are a prevalent phenomenon in aerospace engineering, known for their intricate structures and substantial pressure fluctuations arising from interactions among vortices. The primary...
