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Sara Justino, Cristina S. C. Calheiros, Paula M. L. Castro and David Gonçalves
The hospitality industry is increasing its awareness of how the integration of nature-based solutions can decrease its environmental impact while maintaining or increasing the service level of the sector. Constructed wetlands (CWs) constitute a promising...
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Reham Elwakil, Ingrid Schroder and Koen Steemers
Maker spaces can contribute significantly to the circular economy of cities; they demonstrate not only the economic potential of inner loop circularity, but also provide tangible evidence of spatial and social integration of production into the urban con...
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Muhammad Ibrahim, Muhammad Haq Nawaz, Prangya Ranjan Rout, Jun-Wei Lim, Bandita Mainali and Muhammad Kashif Shahid
This comprehensive review focuses on treatment technologies for produced water, with a particular emphasis on membrane-based systems. These systems offer significant advantages, including high contaminant removal efficiencies, compact design, and the pot...
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Markus Hundshagen, Kevin Rave, Michael Mansour, Dominique Thévenin and Romuald Skoda
A hybrid two-phase flow solver is proposed, based on an Euler?Euler two-fluid model with continuous blending of a Volume-of-Fluid method when phase interfaces of coherent gas pockets are to be resolved. In a preceding study on a two-dimensional bladed re...
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Nihal Dalwadi, Dipankar Deb and Stepan Ozana
A biplane quadrotor (hybrid vehicle) benefits from rotary-wing and fixed-wing structures. We design a dual observer-based autonomous trajectory tracking controller for the biplane quadrotor. Extended state observer (ESO) is designed for the state estimat...
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