1669th ICHTFF 2023 provides a leading forum for the presentation of new advances and research results in the fields of heat transfer and fluid flow. The conference will bring together leading researchers, engineers and scientists in the domain of interest from around the world. Accordingly, Topics of interest for submission include, but are not limited to:

• Boundary Layers
• Combustion
• Compressible and Incompressible Flows
• Conduction, Convection and Radiation Heat Transfer
• Direct Numerical Simulations (DNS)
• Drag Reducation
• Drying
• Energy Storage
• Environments and Heat Transfer
• Experimental Fluid Flow and Heat Transfer
• Fuel Cells
• Heat, Mass and Momentum Transport
• Heat Exchangers, Other Heat Transfer Devices
• Heat Transfer Enhancement
• Heat Pipes
• Instrumentation and Control
• Laminar Fluid Flow and Heat Transfer
• Micro and Nano Fluids
• Molecular Dynamic Simulations (MDS)
• Multiphase Flow and Heat Transfer
• Nanotechnology Fluid Flow and Heat Transfer
• Non-Newtonian Fluid Flow and Heat Transfer
• Numerical Fluid Flow and Heat Transfer
• Phase Change Phenomena
• Porous Media
• Renewable and Non Renewable Energy
• Rheological Behaviour of Fluids
• Thermophysical Properties
• Turbulent Flow and Heat Transfer
• Turbomachinary