Research papers

Challenges and Opportunities in Electric Propulsion Systems for Low-Altitude eVTOL Aircraft

Low-altitude aviation is rapidly emerging as a transformative solution for next-generation transportation, driving significant advancements in electric propulsion systems.

Safety Assessment and Fault Tolerance in eVTOL Aircraft Flight Control System: Current Status and Challenges

With the integration and development of technologies in the fields of electric aviation, uncrewed driving, artificial intelligence, and information communication, electric vertical takeoff and landing (eVTOL) aircrafts h…

Understanding human error in military aviation maintenance: The role of Performance shaping factors, cognitive workload and error orientation

A Systematic Review of Urban Air Mobility Development: eVTOL Drones’ Technological Challenges and Low-Altitude Policies of Shenzhen

Urban Air Mobility (UAM) is emerging as a transformative solution to urban traffic congestion and inefficient ground travel. This paper presents the UAM development of Shenzhen, a pioneering city of low-altitude economy …

Quantitative assessment of mid-air collision probability in urban air mobility: A safety barrier-based framework for integrated operations

Symbolic and Safety-Centric Formal Verification of MAVLink for Autonomous eVTOL Systems

The growing use of autonomous electric Vertical Takeoff and Landing (A-eVTOL) vehicles demands secure and reliable command and control (C2) communication to meet stringent safety and regulatory requirements.

Battery safety and security for electric urban air mobility

Towards Safer UAV Operations in Urban Air Mobility: 3D Automated Modelling for CFD-Based Microweather Systems

Turbulence and wind gusts pose significant risks to the safety and efficiency of UAVs (uncrewed aerial vehicles) in urban environments.

Designing human-centric intelligent systems in aviation: applications of artificial cognitive systems, AI-enhanced investigations, and immersive eVTOL simulation training

As aviation advances toward greater automation and data integration, human-centered design, regulatory alignment, and collaborative autonomy remain critical.

Thermal Dynamics and Lithium Plating Detection in High‐Power Li‐Ion Batteries for eVTOL Applications

The rapid electrification of aerial transportation is driving the need for high‐performance Li‐ion batteries that can operate reliably under stringent thermal and safety constraints.

ASFT-Transformer: A Fast and Accurate Framework for EEG-Based Pilot Fatigue Recognition

Objective evaluation of pilot fatigue is crucial for enhancing aviation safety. Although electroencephalography (EEG) is regarded as an effective tool for recognizing pilot fatigue, the direct application of deep learnin…

Lightweight and mobile artificial intelligence and immersive technologies in aviation

This review examines the current applications, benefits, challenges, and future potential of artificial intelligence (AI) and immersive aviation technologies.

Integrated Take-off Management and Trajectory Optimization for Merging Control in Urban Air Mobility Corridors

Urban Air Mobility (UAM) has the potential to revolutionize daily transportation, offering rapid and efficient aerial mobility services.

Advancing Aviation Safety and Sustainable Infrastructure: High-Accuracy Detection and Classification of Foreign Object Debris Using Deep Learning Models

Foreign Object Debris (FOD) presents a critical threat to aviation safety, with the potential to damage aircraft and jeopardize lives.

Recovery from startle and surprise: A survey of airline pilots' operational experience using a startle and surprise management method

Optimal Location of Urban Air Mobility (UAM) Vertiport Using a Three-Stage Geospatial Analysis Framework

Recent advancements in aviation and automation technologies have catalyzed the emergence of Urban Air Mobility (UAM), an innovative transportation paradigm involving the use of automated vertical take-off and landing air…

Urban Air Mobility, Personal Drones, and the Safety of Occupants - A Comprehensive Review

Urban air mobility (UAM) is expected to provide environmental benefits while enhancing transportation for citizens and businesses, particularly in commercial and emergency medical applications.

Urban Air Mobility Aircraft Operations in Urban Environments: A Review of Potential Safety Risks

The expansion of Urban Air Mobility (UAM) has led to diverse aircraft designs, with piloted systems expected to evolve into remotely piloted and automated operations.

Data-driven flight path monitoring technique using recurrent neural network for the safety management of commercial aircraft

Aviation spins, particularly at low altitudes, significantly contribute to fatalities due to limited recovery time. Standard recovery procedures typically only become eligible after a spin is fully developed, by which ti…

Designing an Urban Air Mobility Corridor Network: A Multi-Objective Optimization Approach Using U-NSGA-III

The corridor network serves as an effective solution for the airspace structure safety design of UAM. However, current studies rarely account for the ground risk posed by the corridor operation and typically consider a s…

Preliminary Safety Assessment of a Liquid Hydrogen Storage System for Commercial Aviation

The development of liquid hydrogen storage systems is a key aspect to enable future clean air transportation. However, safety analysis research for such systems is still limited and is hindered by the limited experience …

Decision-Making Framework for Aviation Safety in Predictive Maintenance Strategies

The implementation of predictive maintenance (PM) in aviation presents unique challenges due to strict safety requirements, complex operational environments, and regulatory constraints.

Decoding the Vertiport: Planning for Urban Air Mobility

The potential of advanced air mobility (AAM) has recently been receiving a tremendous amount of attention in both the media and within the research literature.

Prediction of Urban Air Mobility and Drone Accident Rates and the Role of Urban Management Systems

Urban air mobility (UAM) and drones can significantly improve traffic movement in saturated cities because the skies above them are not frequently used; furthermore, they do not require large-scale infrastructure, like r…

On-Demand Urban Air Mobility Scheduling with Operational Considerations

This paper introduces an on-demand sequencing and scheduling framework for Urban Air Mobility (UAM) with electric vertical takeoff and landing (eVTOL) aircraft.

Classifying Aviation Safety Reports: Using Supervised Natural Language Processing (NLP) in an Applied Context

This paper presents a practical approach to classifying aviation safety reports in an operational context. The goals of the research are as follows: (a) successfully demonstrate a replicable, practical methodology levera…

An experimental comparison on the effectiveness of various levels of simulator fidelity on ab initio pilot training

Abstract Despite recent advances in technology use for education and training, the approach to pilot training over the past several decades has largely remained unchanged.

Applications of natural language processing in aviation safety: A review and qualitative analysis

This study explores using Natural Language Processing in aviation safety, focusing on machine learning algorithms to enhance safety measures.

Classification of Operational Records in Aviation Using Deep Learning Approaches

Ensuring safety in the aviation industry is critical, even minor anomalies can lead to severe consequences. This study evaluates the performance of four different models for DP (deep learning), including Bidirectional Lo…

Aerial-Terrestrial Heterogeneous Networks for Urban Air Mobility: A Performance Analysis

Urban air mobility (UAM) is increasingly capturing the attention of researchers and industry experts, as it holds the promise of providing faster and more economical solutions for urban commuting.

CAST-Eval: A Domain-Specific Benchmark for Large Language Models in Civil Aviation Safety

In this paper, we present CAST-Eval, a novel, comprehensive and domain-specific benchmark designed to assess the knowledge and reasoning capabilities of large language models (LLMs) in the civil aviation domain.

Urban Air Mobility Communications and Networking: Recent Advances, Techniques, and Challenges

Over the past few years, our traditional ground-based transportation system has encountered various challenges, including overuse, traffic congestion, growing urban populations, high infrastructure costs, and disorganiza…

Wind of Change: Investigating Information Visualizations for Passengers and Residents' Perception of Automated Urban Air Mobility

Automated Urban Air Mobility (UAM) is expected to improve passenger transportation but raises concerns about passenger trust and its impact on residents.

Artificial Intelligence in Aviation Safety: Systematic Review and Biometric Analysis

The analysis discerns prominent research trends, including aviation accident analysis, pilot behavior, aviation safety measures, and endeavors to enhance safety standards, and highlights China’s notable contributions to …

Secondary Voltage Control for DC Microgrids: A Design Perspective for SoC With Voltage Restoration Provision

The energy management system (EMS) secondary voltage control design, integrating state-of-charge (SoC) equalization and droop control in redundancy-based dc microgrids (MGs), is ideal for vehicles, aircraft, and medical …

Aviation-BERT-NER: Named Entity Recognition for Aviation Safety Reports

This work introduces Aviation-BERT-NER, a Named Entity Recognition (NER) system tailored for aviation safety reports, building on the Aviation-BERT base model developed at the Georgia Institute of Technology’s Aerospace …

Ultra-reliable urban air mobility networks

Recently, urban air mobility (UAM) has attracted attention as an emerging technology that will bring innovation to urban transportation and aviation systems.

Joint Optimization of Cost and Scheduling for Urban Air Mobility Operation Based on Safety Concerns and Time-Varying Demand

As the value and importance of urban air mobility (UAM) are being recognized, there is growing attention towards UAM. To ensure that urban air traffic can serve passengers to the greatest extent while ensuring safety and…

Hazard Analysis for Massive Civil Aviation Safety Oversight Reports Using Text Classification and Topic Modeling

There are massive amounts of civil aviation safety oversight reports collected each year in the civil aviation of China. The narrative texts of these reports are typically short texts, recording the abnormal events detec…

Enhancing aviation safety and mitigating accidents: A study on aviation safety hazard identification

Augmented reality visualization for ultrasound-guided interventions: a pilot randomized crossover trial to assess trainee performance and cognitive load

Augmented reality (AR) technology involving head-mounted displays (HMD) represents a significant innovation in medical education, particularly for training in guided invasive procedures.

RIS-Aided Trajectory Optimization in Layered Urban Air Mobility

Urban air mobility (UAM) relies on developing aerospace industries, where safe aviation and efficient communication are critical features of aircraft.

Performance Analysis and Conceptual Design of Lightweight UAV for Urban Air Mobility

In the present study, a performance analysis of three different VTOL configurations is presented within an urban air mobility context.

Modelling of Human Factors in Aviation Maintenance Using HFACS ME Human Factors Analysis and Classification System Maintenance Extension and Bayesian Network

Aircraft maintenance is a complex task involving a skilled human workforce, spare parts, and various other resources. Human factors are an inherent element of the human workforce.

Cognitive Biases in Commercial Aviation: Empirical Review of Accident Reports

Cognitive biases in commercial aviation can coax pilots into disregarding established protocols or overlooking potential hazards, a concern that the Federal Aviation Administration (FAA) has acknowledged.

Design of a Six-Tiltrotor Concept Vehicle for Urban Air Mobility

NASA has developed a series of aircraft concepts known as reference vehicles for urban air mobility operations to facilitate research and development, enabling system-level comparisons between design candidates.

Optimal Charging with Active Thermal Management for eVTOL Aircraft Battery Packs

Electric vertical takeoff and landing (eVTOL) aircraft operation often requires the battery packs to be charged and thermally conditioned to a given range of state-of-charge (SOC) and temperature for the next flight in m…

Towards enhancing the safety of Advanced Air Mobility: Automatic 3D inter-urban modelling for improved weather monitoring

Abstract. Advanced Air Mobility (AAM) is an emerging sector that aims to optimise transportation in urban and interurban environments using Unmanned Aerial Vehicles (UAVs).

Considerations for Hydrogen Fueled Aerospace Gas Turbine Combustion Sub-System Design

As part of its commitment to the decarbonization of the aviation sector and the UN Race to Zero global campaign, Rolls-Royce is actively developing hydrogen combustion gas turbine engine technology capable of powering a …

Exploring Safety Culture in Urban Air Mobility: System of Systems Perspectives Using Enterprise Architecture

Urban Air Mobility (UAM) is an emerging industry marked by technological advancements, new operational contexts, and regulatory frameworks.