Concept

Recyclage de l'aluminium

Publications associées (28)

Extraction of Rare Earth Metals: The New Thermodynamic Considerations Toward Process Hydrometallurgy

Christian Ludwig, Andrea Testino, Rudolf Paul Wilhelm Jozef Struis, Ajay Bhagwan Patil

Successful management of secondary waste resources is essential for the viable circular economy. E-waste could serve as the potential urban mining source for the alternative supply chain of critical metals such as rare earth elements (REEs). The hydrometal ...

Springer Nature Switzerland AG2021

Exploiting end-of-life lamps fluorescent powder e-waste as a secondary resource for critical rare earth metals

Christian Ludwig, Rudolf Paul Wilhelm Jozef Struis, Ajay Bhagwan Patil

The consensus is growing for the UN sustainable development goals regarding responsible consumption, production, and climate actions. Because of growth towards a digital society (“industry 4.0 revolution”), it is needed to have our resources and economies ...

2021

Scrutinizing the Circular Economy concept applied at the urban level: A contribution based on the analysis of urban circularity indicators, the categorization of Circular Economy interventions, and the identification of factors fostering the adoption of circular innovation

Valeria Superti

Problem. Our current economic systems are deemed unsustainable. Although a global issue, the objective of living in a sustainable society is increasingly an urban challenge, as a rising 50% of the world's population currently dwell in cities. To secure a b ...

EPFL2021

Strategies for a Circular Economy in the Construction and Demolition Sector: Identifying the Factors Affecting the Recommendation of Recycled Concrete

Claudia Rebeca Binder Signer, Ralph Hansmann, Ivo Philippe Baur, Valeria Superti, Cynthia Houmani

With increasing urbanisation, new approaches such as the Circular Economy (CE) are needed to reduce resource consumption. In Switzerland, Construction & Demolition (C&D) waste accounts for the largest portion of waste (84%). Beyond limiting the depletion o ...

2021

Upcycling Space Structures (Preface to special issue)

Corentin Jean Dominique Fivet

The construction industry’s contribution to the deterioration of Earth’s ecosystem is huge. 11% of all anthropic greenhouse gas emissions worldwide are due to the construction, demolition, and transformation of buildings and infrastructure. Construction an ...

2021

Atmospheric mercury sources in a coastal-urban environment: a case study in Boston, Massachusetts, USA

Hélène Paule Angot

Mercury (Hg) is an environmental toxicant dangerous to human health and the environment. Its anthropogenic emissions are regulated by global, regional, and local policies. Here, we investigate Hg sources in the coastal city of Boston, the third largest met ...

2021

Multi-objective optimization in waste plastics - recycling vs thermo-valorization

François Maréchal, Ivan Daniel Kantor, Rafael Amorim Leandro De Castro Amoedo

In the past few years, waste management has received increasing attention not only from industry but also from academics. With an increase in plastic content, motivated by China’s ban on its import, waste composition is expected to change in the near futur ...

Osaka, Japan, ECOS 2020 Local Organizing Committee2020

Upcycling of printed plastic films: LCA analysis and effects on the circular economy

Dimitrios Kyritsis

In this work, the environmental impacts caused by an innovative upcycling process of printed plastic scrap have been assessed through Life Cycle Analysis (LCA) methodology for the first time. The process consists of removing the inks from the plastic surfa ...

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