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Ariane 62 and 64 European launch systems.
Platform System Design

24 February 2026

R&D case: Wind tunnel modelling for Europe’s Ariane 6 launch system

The development of the Ariane 6 launcher was geared towards creating a reliable, flexible, and competitive European launch system. NLR played an important role in this endeavour by providing wind tunnel models at various development stages.

ATILLA tiltrotor
Platform System Design

08 January 2024

Testing the complexity of a tiltrotor

The next generation of rotary-wing platforms is being developed to meet the challenges of civil mobility demands, providing increased speed, range and productivity to bridge the gap between conventional helicopters and fixed-wing platforms. The novelty and increased complexity of these platforms demand a great deal of testing. This is where the ATILLA project comes into play with its unique and complex tiltrotor wind tunnel testbed.

3D metal print - noise-reduction liner
Sustainability and Environment

20 January 2023

R&D case: Aircraft Noise Reduction Technologies and Related Environmental Impact (ARTEM)

In recent years, improving energy efficiency (i.e. fuel consumption) and emission reduction have led to increased engine sizes and bypass ratios. These modifications create a crucial noise issue due to the emission of low-frequency noise and the size and effectiveness limitations of the current noise-absorbing structures (liners).