OPEN ACCESS
- Multiscale simulation of rarefied gas dynamics via direct intermittent GSIS-DSMC coupling
- On the effects of non-zero yaw on leading-edge tubercled wings
- A novel global grid model for soil moisture retrieval considering geographical disparity in spaceborne GNSS-R
- Wind-resistant design theory and safety guarantee for large oil and gas storage tanks in coastal areas
- Analysis of the gain factors of 5G-assisted BDS RTK positioning in urban environments
- A dual-base station constraint method to improve deformation monitoring precision consistency in strip regions
- High-precision GPS orbit determination by integrating the measurements from regional ground stations and LEO onboard receivers
- Multi-frequency smartphone positioning performance evaluation: insights into A-GNSS PPP-B2b services and beyond
- Open-jet facility for bio-inspired micro-air-vehicle flight experiment at low speed and high turbulence intensity
- Rapid early afterslip characteristics of the 2010 moment magnitude (Mw) 8.8 Maule earthquake determined with sub-daily GPS solutions
- Numerical simulation and analysis of a ducted-fan drone hovering in confined environments
- Subcarrier modulated navigation signal processing in GNSS: a review
- Multipath mitigation for GPS/Galileo/BDS-3 precise point positioning with overlap-frequency signals
- Multiple integer candidates ambiguity resolution: a unification ambiguity resolution algorithm
- Effect of tip clearance on non-synchronous propagating flow disturbances of compressor rotors under high aerodynamic loading conditions
- Direct numerical simulation of supersonic boundary layer transition induced by gap-type roughness
- Navigation performance analysis of Earth–Moon spacecraft using GNSS, INS, and star tracker
- High-precision services of BeiDou navigation satellite system (BDS): current state, achievements, and future directions
- Numerical study on the thermodynamic behavior of de-icing liquid droplets impacting walls
- The characteristics and corrections of ventral support interferences in the transonic-speed wind tunnel for the blended-wing-body aircraft
- On the investigation of shock wave/boundary layer interaction with a high-order scheme based on lattice Boltzmann flux solver
- A rigorous real-time acoustic positioning method for ocean bottom seismic exploration
- Calibrating sub-grid scale models for high-order wall-modeled large eddy simulation
- Study on atomization characteristics of a kerosene jet in a supersonic crossflow
- Underwater inertial error rectification with limited acoustic observations
- Extension of a sharp-interface immersed-boundary method for simulating parachute inflation
- WCNS schemes and some recent developments
- An initial investigation of the non-isotropic feature of GNSS tropospheric delay
- Analysis of wind pressure characteristics of typical agricultural greenhouse buildings on tropical islands
- Characterizing extreme drought and wetness in Guangdong, China using global navigation satellite system and precipitation data
ABSTRACT
- Coupled influence of bypass ratio and throttling strength on characteristics and stall margin of variable-cycle fan
- Memory-extraction-based DRL cooperative guidance against the maneuvering target protected by interceptors
- Enhanced LaRC05 failure criteria for investigating low-velocity impact on fiber-reinforced composites: an experimental and computational study
- Separation and Reattachment Fixed Reynolds-Stress Model for Iced Airfoil and Wing Simulations
- Space Tourism: Legal and Policy Aspects (Editor Sandeepa Bhat B.). First Edition. London: Routledge. 2024. 242 pp., £29.59, ISBN 978 1 032 61795-4
- Laser hardening of aerospace structural materials
- Ultra-lean hydrogen-air flames initiated by a hot surface
- The CALLISTO and ReFEx Flight Experiments at DLR - Challenges and Opportunities of a Wholistic Approach
- A COMMON LAW IN SPACE FOR PUBLIC HEALTH
- A Deep Learning Framework for Supersonic Turbulent Combustion
- Flow Field Explorations and Design Improvements of a Hybrid Rocket Motor LOx Feed Line
- Simulation of intra-chamber processes in a low-thrust rocket engine with a hydrogen-air mixture and counterflow cooling
- Transient Effects by Pintle Motion in Cavitating Venturi Tube for Throttled Bipropellant Thruster
- UNFOLDING PROGRAM GOVERNANCE MODELS IN THE TRANSITION TOWARD THE NEW SPACE
- NURBS-based isogeometric formulation for linear and nonlinear buckling analysis of laminated composite plates using constrained and unconstrained TSDTs
- Neuroadaptive High-order Fully-Actuated System Approach for Roll Autopilot with Unknown Uncertainties
- Space debris in vicinity of collinear libration points of the Earth-Moon system
- Visual detection of polygonal retroreflective markers for pose determination of uncontrolled space targets
- Raman characterization of lunar highlands simulants for in-situ resource utilization in a lunar setting
- The aeroelastic stability characteristics of a ring-stiffened conical three-layered sandwich shell with an FG auxetic honeycomb core utilizing zig-zag shell theory
- Structure and dynamics of crew communication in three stages of the SIRIUS experiment
- Monitoring, Maintenance and Fault Management Considerations for Self-Sufficient Deep-Space Habitat Operations
- Research on the oxidation process of micro-boron below the melting point temperature
- Information Fusion-Based Three-Dimensional Two-Stage Optimal Cooperative Predictive Guidance Law
- Experimental and numerical research of aircraft tire debris impact on landing gear brake pipe
- Design and aerodynamic stability improvement study of a non-axisymmetric stator fan in a distorted insertion plate configuration
- Sampling dynamic analysis and discrete element simulation on a deep layer regolith drill for extraterrestrial celestial bodies
- Vectored-thrust system design for a tail-sitter micro-aerial-vehicle with belly/back takeoff ability
- Hierarchical Attitude Stabilization Controller Design and Analysis for Underactuated Spacecraft on SO(3)
- Dynamic characteristics and vibration control of composite laminate wall panels in electric aircraft using NiTi shape memory alloys
- Numerical Investigation of Tip Bifurcation on Aerodynamic Characteristics and Flow Field Structure in a Compressor Cascade
- Generalized Circular Impact Time Guidance
- Weight-adaptive Augmented Lagrange Multiplier Sequential Convex Programming for Nonlinear Trajectory Optimization
- Adaptive Pseudospectral Successive Convex Optimization for Six-Degree-of-Freedom Powered Descent Guidance
- Numerical investigation of aerodynamic characteristics in tandem cascades with various curving strategies
- Collision Probability Sliding Mode Guidance for Spacecraft Autonomous Obstacle Avoidance under State Uncertainty
- Motion planning of free-floating space robots for tracking tumbling targets by two-axis matching via reinforcement learning
- Predictor-corrector Reentry Guidance for Hypersonic Glide Vehicles Based on High-precision Analytical Solutions
- Spray and prefilming characteristics of tangentially-injected prefilming injectors
- Mechanical modeling and parameter analysis of the docking process for probe-drogue docking mechanisms
- Reinforcement learning based robust tracking control for unmanned helicopter with state constraints and input saturation
- Adaptive entropy and covariance-based simplified Gaussian mixture algorithm for nonlinear uncertainty propagation in orbital elements
- Configuration optimization of PV array for stratospheric airship under nonuniform radiation condition
- A novel tensor-based modal decomposition method for reduced order modeling and optimal sparse sensor placement
- Event-Triggered Lifted Robust MPC Stabilization Control For Space Telescope On Dual-Rate Actuated Rigid Spacecraft Systems
- Command-filtered Incremental Backstepping Attitude Control of Spacecraft with Predefined-time Stability
- CONTEXT AND PERSPECTIVES OF SUB-ORBITAL ACTIVITIES AND TRANSIT THROUGH AIRSPACE / GROUND SUPPORT ACTIVITIES
- Design, realization, and operative tests of a Fine Steering Tip/Tilt Mechanism for space telescopes
- Pulse Power Supply for Plasma Aerodynamic Actuators
- A review of electrodynamic tether missions: Historical trend, dimensionless parameters, and opportunities opening space markets
- Shock waves affected turbulent mixing region development in a strut-based scramjet combustor
- European Union Defense and Security Strategy for Space and Ground-Based Systems against Hybrid Threats
- An Accurate and Efficient Second-Order J2 Model for the Draper Semianalytic Satellite Theory
- Space as a Critical Infrastructure: An In-Depth Analysis of U.S. and EU Approaches
- Overview of hands-on satellite development training of local companies in the Philippines as a means to develop a space workforce
- HexSats: A novel flat hexagonal nanosatellite for high-power applications
- Theoretical and experimental study on combustion response of aluminized solid propellant under acceleration effects
- Intelligent Mission Planning for Autonomous Distributed Satellite Systems
- Numerical design of a flow restrictor for tanked liquid nitrogen undergoing reduced-gravity flights
- Vibration-attitude integrated control of large membrane diffraction space telescope
- Surrogate based design space exploration and exploitation for an efficient airfoil optimization under uncertainties using transition models
- A computational methodology for invariant manifold connections between quasi-periodic libration point orbits in non-autonomous problems
- Research on the flame oscillation characteristics of scramjet combustor equipped with strut fuel injector
- Ejecta velocity and motion model of spherical aluminum alloy projectile hypervelocity impact on basalt
- Investigation on the effect of the leading angle of the strut on the stabilization characteristics of lifted jet flames
- An experimental and numerical investigation of ballistic penetration behaviors of deployable composite shells
- Mainardi smoothing homotopy method for solving nonlinear optimal control problems
- Experimental study and performance analysis of a dual-mode space propulsion system pressurized by electric pump
- On thermo-mechanical buckling of porous bi-directional functionally graded plates using isogeometric analysis
- Fault Tolerant Motion Planning for a Quadrotor subject to Complete Rotor Failure
- Continuity Risk Evaluation of the Bayesian Posterior Integrity Monitoring against Multiple Faults
- Development of a low-power Hall thruster with permanent magnets and a dual trigger electrode hollow cathode for the Qilu satellite constellation
- Effect of Hopf-Hopf bifurcation on the post-flutter behavior of a three-degree-of-freedom airfoil
- A systematic review of medical emergencies in Antarctica: lessons for long duration spaceflight
- From singularity analysis to singularity avoidance: Novel metric and convex allocation for spacecraft attitude control with control moment gyros
- Trajectory & Maneuver Design of the NEA Scout Solar Sail Mission
- Chain tethered satellite formation reconfiguration: An event-triggered practical prescribed-time control approach
- WDICD: A novel simulated dataset and structure-aware framework for semantic segmentation of spacecraft component
- Modeling of microgravity conditions on earth in the study of multiphase flows
- Evaluation of a standard analytical model and definition of efficiency metrics for lunar and planetary excavation
- Effect of Flameholding Cavity Geometry on the Flowfield of a Solid Fuel Scramjet
- Lifetime experiment and analysis of an electrowetting ionic liquid electrospray thruster
- Nonlinear Dynamic Inversion based Full Envelope Robust Flight Control for Coaxial Compound Helicopter
- Optimizing Frequencies of Functionally Graded Material Plates via Multi-Objective Genetic Algorithm: Positioning Point Supporters for Maximum Performance
- Adaptive Fault-Tolerant Control for Spacecraft: A Dynamic Stackelberg Game Approach with Advantage Actor-critic Reinforcement Learning
- Academy Transaction Note “Matrix Gains Selection for Three-Axis Magnetic Attitude Control of Dynamically Elongated Satellite”
- Study on the fuel/air mixing process in a compact combustor with uneven flame stabilizer wall
- On the mechanism of transonic buzz passive suppression with global stability analysis
- Study on the performance of catalytic reactor for aircraft fuel tank inerting system
- Multi‒scale numerical investigations on the atomization performance of liquid‒liquid pintle injector
- The effect of projectile nose shape on the formation and expansion of impact-induced ejecta for sand target
- Discrete search-based determination of a local orbital frame in unknown environments
- Deep Koopman-Operator-Based Model Predictive Control for Free-Floating Space Robots with Disturbance Observer
- Reliable Measurement Selection Mechanism-based Tightly Coupled Inertial/Bionic Polarization Integration with Position Correction
- Multi-Objective Design Optimization and Physics-Based Sensitivity Analysis of Field Emission Electric Propulsion for CubeSat Platforms
- Velocity-Constrained Distributed Formation Tracking of Fixed-Wing UAVs with Multiple Leaders
- Aerodynamic and aeroacoustic experimental investigation of a three propellers DEP configuration
- Optimization and Data Mining for Shock-Induced Mixing Enhancement inside Scramjet Using Stochastic Deep-Learning Flowfield Prediction
- An active-passive integrated actuator based on macro fiber composite for on-orbit micro-vibration isolation
- Towards robotic on-orbit assembly of large space telescopes: Mission architectures, concepts, and analyses
- An ultra-compact mechanical interface universal design for orbital replacement unit
- A comprehensive study on PnP-based pipeline for pose estimation of noncooperative satellite
- Experimental investigation of the aerodynamics of a UAV inlet with double 90° bends
- Dynamic force identification considering modeling errors using modal expansion method and relevant vector regression algorithm
- Numerical Investigations of Shock/Boundary-Layer Interaction and Control for Mach 2.5 Flow in an Axisymmetric Inlet
- Effects of injector spacing and momentum flux ratio on combustion instability in a model chamber with gas-centered swirl coaxial injectors
- Adaptive optimal concurrent control for detumbling space non-cooperative target via multipoint repeated contact
- Robust acceleration schedule design for gas turbine engine using multilayer perceptron network with adaptive sample class weighting
- Synergistic strengthening mechanism of bio-helical unidirectional-basalt/weave-carbon fiber hybrid composite laminates subjected to quasi-static penetration
- High-Fidelity Numerical Simulation of Longitudinal Thermoacoustic Instability in a High-Pressure Subscale Rocket Combustor
- Numerical Modelling of Aerodynamic Response to Gusts and Gust Effect Mitigation
- Seal dynamics of supercritical carbon dioxide turbine with the uncertain rotor nonlinear motion
- On the dynamics of improved perovskite solar cells: Introducing SVM-DNN-GA algorithm to predict dynamical information
- Combined Reynolds-averaged Navier-Stokes/Large-Eddy Simulations for an Aircraft Wake until Dissipation Regime
- Stability enhancement using a new combined casing treatment strategy in an ultra-highly loaded transonic compressor rotor
- Research on an inlet-engine hybrid integrated modelling method with pressure dynamic self-tuning
- Numerical study of cold flow characteristics of a new integrated afterburner with strut flame stabilizer
- Vibration suppression of flexible hose for autonomous aerial refueling based on adaptive boundary compound controller
- Attitude Estimation for an All-Rotating Monocopter Through Attitude Decomposition and MARG Sensor Fusion
- Throughflow Analysis of Secondary Flow Aerodynamics in Cold Slinger Combustion Chamber with Parallel Grid Method
- Bayesian quadrature policy optimization for spacecraft proximity maneuvers and docking
- An improved adaptive Kriging method for the possibility-based design optimization and its application to aeroengine turbine disk
- Numerical study on noise reduction of ground-effect wing with serrated trailing edge
- Surface roughness effects on transonic aircraft performance: experimental/numerical comparisons
- Hybrid Electric Aircraft Design with Optimal Power Management
- Influence of Mixed Dimples on Aerodynamic Performance of High-load Compressor Cascade
- Numerical study on the effect of air-assisted nozzle shape on kerosene spray and flow characteristics
- Thermal postbuckling and thermally induced postbuckled flutter of tri-directional functionally graded plates in yawed supersonic flow
- Orbit determination for spacecraft with continuous low-thrust using nonsingular Thrust-Fourier-Coefficients and filtering-through approach
- Mission design for space telescope servicing at Sun-Earth L2
- Influence of internal bypass conditions on the double bypass matching characteristics of variable cycle high-pressure compression system
- Investigations on the initiation characteristics of radical-assisted oblique detonation waves generated by plasma discharges
- Synchrophasing control of multiple propellers based on hardware in the loop experimental platform
- Vibration performance of a sandwich beam with corrugated core in a broad frequency range using dynamic equivalent method
- Reinforcement learning-based multi-impulse rendezvous approach for satellite constellation reconfiguration
- Design and analysis of a novel deployable grasping manipulator for space object capture
- Quantifying the Risk of Medical Evacuation in Spaceflight
- Path Planning of 6-DOF Free-Floating Space Robotic Manipulators Using Reinforcement Learning
- Development of hybrid landing gear for OMOTENASHI surface probe
- Controller design and remote piloting training module development for unmanned cropped delta reflex wing configuration
- Convex optimization of stochastic path-constrained trajectories near asteroids
- Probability-oriented disturbance estimation-triggered control via collaborative and adaptive Bayesian optimization for reentry vehicles
- High-fidelity fluid-structure interaction applied to static aeroelasticity in transonic flows
- Oxygen production by solar vapor-phase pyrolysis of lunar regolith simulant
- Impact of energy deposition as active flow control on scramjet inlet performance using Immersed Boundary Method
- Performance Evaluation of a Low Power Hall Thruster with Carbon Dioxide Propellant
- Criteria for Selection of Point-Ahead Angle Compensation Strategy in Intersatellite Laser Ranging Interferometry of TianQin Based on Research of Tilt-to-Length Coupling Noise
- Simulating Lunar Highlands Regolith Profiles on Earth to Inform Infrastructure Development and ISRU Activities on the Moon
- Ignition and Flow Combustion Characteristics of Hydroxylammonium nitrate - based Liquid Propellant Based on Electric Method
- Analysis of coupling supersonic turbine stage with rotating detonation combustor under different turbine parameters
- On the mitigation of landing gear noise using a solid fairing and a dense wire mesh
- Trajectory optimization for aerodynamically controlled missiles by chance-constrained sequential convex programming
- A segmented trajectory planning and guidance method for hypersonic glide vehicles considering target detection performance
- Definitive limitation of orbit prediction error for laser-based debris removal
- Real-time fault-tolerant guidance for launch vehicle ascending flight under thrust drop failure
- LOW-COST MISSION ARCHITECTURES TO SMALL BODIES
- Aerodynamic coordinated control of attitude and relative position of a formation of microsatellites
- On metallic-type asteroid rotation moving in magnetic field (introducing magnetic second-grade YORP effect)
- A moderate-Ti lunar mare soil simulant: IGG-01
- Effect of local equivalent ratio on spark ignition characteristics in a kerosene scramjet combustor at Mach 4 flight condition
- Wireless power transfer in space using flexible, lightweight, coherent arrays
- Extended Perilune Rendezvous Method for Low Delta-V Transition to NRHO for Cargo Transportation Mission to Gateway
- Application of improved appointed time control in helicopter mode of a Tilt-Rotor eVTOL Aircraft
- Monte Carlo analysis of a 400N electric pump-fed engine powered by green propellants: key trends towards an optimal subsystem design
- Liquid propellant rocket engine cycles partially using electric turbopump
- Multidisciplinary design analysis and optimization of the aerodynamic shape of the SpaceLiner passenger stage
- DESIGN OPTIMIZATION OF CUBIC-SHAPED PRESSURANT TANK FOR CUBESAT PROPULSION SYSTEM
- Vision-based relative position and attitude determination of non-cooperative spacecraft using a generative model architecture
- Safety of Using Hydrogen: Suppression of Detonation in Hydrogen-air Mixtures
- Crater identification by perspective cone alignment
- Efficient adversarial attacks detection for deep reinforcement learning-based autonomous planetary landing GNC
- Qualitative analysis of the presence of gaze-evoked nystagmus in astronauts after long term space flights. Results of “Field test” experiment
- Koopman Operator theory applied to Lambert’s problem with a spectral behavior analysis
- Magnetic field dynamics and noise analysis for space-based GW detector in far-earth orbits: A hybrid modeling approach
- Vision-aided Inertial Navigation for Planetary Landing without Feature Extraction and Matching
- An assessment of Dragonfly-Backshell aerodynamics preparing for the initial flight on Titan
- Endoatmospheric powered descent guidance
- COLLECTIVE ACTION PROBLEMS IN PLANETARY DEFENSE
- Development and user study of the Operational Geology in a Virtual Environment (OGIVE) platform
- Nonlinear modelling and validation of spacecraft dynamics for space-based gravitational wave detector
- Analytical Trajectory Prediction of High-Eccentricity Spacecraft Transfer Orbits Considering J2 Perturbation
- A novel integrated modeling strategy for predicting damage mechanisms and energy dissipation of composite stiffened structures under low-velocity impact and compression
- Indirect optimal control techniques for multimode propulsion mission design
- Impact of non-axisymmetric tip clearance on the aerodynamic and aeroelastic stabilities of a transonic compressor
- Sensitivity Analysis and Robust Optimization to High-Dimensional Uncertainties of Compressors with Active Subspace method
- Effects of Endwall Clearances of Variable Diffuser Vane on Centrifugal Compressor Performance
- Assessing damage degree of solid rocket motor under various cook-off conditions
- The rapid improvement method of fatigue life reliability for single-crystal aeroengine turbine blades: Casting orientation design technology
- Robotic exploration of Martian caves: Evaluating operational concepts through analog experiments in lava tubes
- Optimization of thermal-fluid-structure coupling for variable-span inflatable wings considering case correlation
- Comparison of fluid structure downstream of an evaporative flameholder with subsonic uniform and subsonic-supersonic inflows
- Flame transfer functions of asymmetric conical and V-shaped flames
- Piezoelectric-Based Smart Structures for Aero-engine Blade: Piezoelectric Layout Optimization and Vibration Suppression Tests
- Modelling and simulation on compressible multi-component gas-liquid flows with chemical reaction and phase transition effects
- Improving the knowledge of the orbital population New technical means of space debris monitoring
- Specific rhizobacterial assembly enhances the physiological adaptation of soil-cultivated wheat to simulated microgravity
- Swarm-to-swarm orbital pursuit method under delta-v maneuver for space pursuit-evasion
- Numerical Investigation of Scramjet Inlet Models for Side Spillage Reduction
- Experimental investigation on performance variation and dynamic characteristics of a variable geometry rocket-based combined cycle combustor
- Optimal robust online tracking control for space manipulator in task space using off-policy reinforcement learning
