730 search results for “metal sustainability” in the Public website
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Reactivity of cobalt(II)-dichalcogenide complexes: correlation between redox conversion and ligand-field strength
The redox-conversion reaction of metal-disulfide and metal-thiolate complexes are important, as they may shed light on electron-transfer reactions that often occur in Nature.
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Nano-scale electronic structure of strongly correlated electron systems
In condensed matter systems electron-electron interactions, negligible in everyday metals, can dramatically alter the electronic behavior of the system. Examples of such altered behavior include high-temperature superconductivity and modulation of the electron density.
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Urban green infrastructure: making future cities more sustainable
Urban green infrastructure has the ability to make make cities more sustainable. However, the exact implementation of green infrastructure and the choices that must be made during implementation, are still topic for discussion. In the Future Cities podcast, environmental scientist Joeri Morpurgo chats…
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Economies of Destruction
How the systematic destruction of valuables created value in Bronze Age Europe, c. 2300-500 BC
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Modeling energy conversion dynamics at interfaces
Chemical reactions go hand-in-hand with an energy exchange with the environment in which they take place. Surfaces offer a variety of energy dissipation channels, constituted by the nuclear and electronic degrees of freedom of the atoms at the interface. Aiming at an improved future harvesting of energy,…
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Frontiers in surface scattering simulations
Theorists have recently made substantial progress in simulating reactive molecule-metal surface scattering but still face major challenges. The grand challenge is to develop an approach that enables accurate predictive calculations of reactions involving electronically excited states with potential…
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The added risk of size
What are the risks of nanoparticles?
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Surface-structure dependencies in catalytic reactions
Promotor: M.T.M. Koper, Co-Promotor: L.B.F. Juurlink
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PUMA (Prospecting the Urban Mines of Amsterdam)
PUMA aims at composing a geological map of the urban mine of Amsterdam for a selection of metals. Where are main deposits of copper, iron and aluminium located, when will they become available for secondary production, in what state and shape are they?
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Plant Sciences
The mission of the Plant Science research programme is to contribute to the sustainable production of high quality crops, flowers and high-value bio-based products. This is realised by generating fundamental knowledge of basic biological processes related to development of plants and their interaction…
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Effect of Nanoparticles on Microbial Catabolism and Community Structure using Biolog techniques
1. To what extent do metallic NPs added to soil extractions change the activity, abundance, or community composition of microbes? 2. How do the effects of metallic NPs on soil microbes differ from the effects of the ions shedding from corresponding NPs?
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Semi-empirical approach to the simulation of molecule-surface reaction dynamics
Catalysis is of extreme relevance in the production of everyday materials and plays a central role in many aspects of our life.
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Theoretical Chemistry
The main goal of the THEOR CHEM group, headed by Prof. Geert-Jan Kroes, is to characterize, and to accurately predict the outcome of chemical reactions at gas-solid and liquid-solid interfaces. Here the solid surface is typically a metal or an ice surface. These goals are important to many areas in…
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Charlemagne's Workshops
An Investigation into the role of copper-alloy craft production in the early medieval economy of northwest Europe.
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PROGENY
How do you make a technology sustainable that does not even exist yet? Well, by bringing together an interdisciplinary team of pioneering European experts right at the start and paying attention to sustainability right from the development phase.
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Energy Survival Guide
This book provides the answers, presenting clear insights into the current state of affairs and exploring future prospects.
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Customary Authorities and Environmental Governance in Africa: A Systematic Review
This systematic review of 68 English-language articles explores the roles of customary authorities in environmental governance in sub-Saharan Africa
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Cycling and Sustainability: The Leiden University Green Office
Although the weather in the Netherlands will always be unpredictable, June might be the month to say with certainty that the temperatures will be pleasing enough for a ride on your bicycle. Aside from the benefits for your (mental) health, you will also make a positive impact on the environment. Start…
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Survey: Leiden students want to learn more about sustainability in their studies
Students at Leiden University believe that their degree programmes should focus more on sustainability. These are the findings of a survey of more than 550 students by Leiden University Green Office.
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Leiden University eighth in sustainability ranking for universities and universities of applied sciences
Leiden University has taken eighth place in this year’s SustainaBul, the sustainability ranking for universities and universities of applied sciences in the Netherlands. It was in 18th place last year.
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Group Discussions
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Leiden students want to learn more about sustainability in their studies
Students at Leiden University believe that their study programmes should pay more attention to sustainability. This is evident from a representative survey of more than 550 students, conducted by Leiden University Green Office .
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LUGO and Campus The Hague employees will discuss sustainability in campus strategy with the Executive Board
LUGO and Campus The Hague employees will discuss sustainability in campus strategy. The university is discussing a new Development Strategy and Implementation Plan for Campus The Hague for the next decade (timeline: 2020-2030).
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Management of small-scale -African fisheries: The Case of Elephant Marsh in Malawi
How does the management of Elephant Marsh Fishery in Malawi relate to wider contexts of policies, theories and regions? And how can the current management system be adapted to achieve long-term sustainability of the fishery?
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Management of Small-Scale Fisheries at the Elephant Marsh in Malawi
Wetlands provide many ecosystem goods and services which include fish production. The sustainability of small-scale fisheries (SSF) has received considerable attention in recent years because fish is one of the major sources of animal protein to a considerable fraction of the global population which…
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Eduard Fosch-Villaronga presents at the Technology and Sustainable Development Conference
Eduard Fosch-Villaronga, Associate Professor at eLaw, presented his work on ‘Aligning rules and actions in digital innovation’ at the conference on Technology and Sustainable Development, This event explored whether technology can be used to fix the very problems caused by technology, encompassing social,…
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Leiden University and Municipality of The Hague to collaborate on sustainability
Leiden University and the Municipality of The Hague signed a collaboration agreement on sustainability on 1 November. Their main goals are to build a network, share knowledge and explore the possibilities of a Climate Centre for the people of The Hague.
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the world together: The value of transdisciplinarity in tackling sustainability challenges
79 students, 15 organisations, and 16 projects: within the master’s programme Governance of Sustainability, diverse groups of students worked together with organisations to tackle sustainability challenges. In this blog, Annemiek de Looze reflects on how the power of their transdisciplinary approaches…
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SiTaSol
What are the life-cycle environmental impacts and risks to human health and ecosystems of a III-V/Si PV system? How can these be expected to change when the system is deployed at industrial scale? What are the most favourable recycling scenarios?
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Light-activatable ruthenium-based anticancer prodrugs
Can light-activatable ruthenium compounds be used as a more selective anticancer treatment?
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Lithic Technology, Social Agency and Cultural Interaction in the Bronze Age Aegean
LiTechAe: Percussive stone tools related to stone masonry techniques seen through experimentation and use-wear analysis.
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Bachelor Projects
Bachelor projects are available in
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Leiden University is the 7th most sustainable university in the world
Great news! Leiden University ended up as 7th most sustainable university in the world, according to Green Metric. Meaning, that Leiden University moved one place up in the rankings. In this memo, participation in this ranking is evaluated, points for improvement are given and an ambition suggestion…
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Insights from scanning tunneling microscopy experiments into correlated electron systems
This thesis presents insights from our study of various correlated electron systems with a scanning tunneling microscope (STM). In ordinary metals, electron-electron interactions exist, but get substantially screened due to the sheer number of electrons.
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A completely normal practice
In Bronze Age Europe, an enormous amount of metalwork was buried in the ground and never retrieved.
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Design, synthesis and application of paramagnetic probes for protein structure studies
The main subject of this thesis is the design and synthesis of paramagnetic molecules for protein studies with NMR and EPR spectroscopy.
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Unconventional fabrication of 2D nanostructures and graphene edges
In this work, we illustrate unconventional approaches towards the fabrication of edge functionalized graphene nanostructures and bidimensional architectures in polymeric and metallic supports, with an outlook towards molecular sensing devices.
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Magnetism and magnetization dynamics in thin film ferromagnets
Promotores: Prof.dr. J. Aarts, Prof.dr. J.M. van Ruitenbeek
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Nanoparticles
Leiden University has developed a radically different method for large scale production of diverse nanoparticles and their alloys.
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Accurate Probabilities for Highly Activated Reaction of Polyatomic Molecules on Surfaces Using a High-Dimensional Neural Network Potential: CHD3
An accurate description of reactive scattering of molecules on metal surfaces often requires the modeling of energy transfer between the molecule and the surface phonons. Although ab initio molecular dynamics (AIMD) can describe this energy transfer, AIMD is at present untractable for reactions with…
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Sacrificial Landscapes
Cultural biographies of persons, objects and 'natural' places in the Bronze Age of the Southern Netherlands, c. 2300-600 BC.
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X-ray spectroscopy of merging galaxy clusters
This thesis focuses on the X-ray spectral analysis of merging galaxy clusters and the plasma code development for future high-resolution X-ray spectroscopy observations.
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Ab Initio Molecular Dynamics Calculations versus Quantum-State-Resolved Experiments on CHD3 + Pt(111): New Insights into a Prototypical Gas–Surface
The dissociative chemisorption of methane on metal surfaces is of fundamental and practical interest, being a rate-limiting step in the steam reforming process. The reaction is best modeled with quantum dynamics calculations, but these are currently not guaranteed to produce accurate results because…
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Highly Accurate Simulations and Benchmarking of Molecule-Surface Reactions
Heterogeneous catalyzed processes are highly significant to the chemical industry. Dissociative chemisorption (DC) of molecules on surfaces is always considered as a step with a high degree of rate control for heterogeneous catalysis.
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Artificial metallo-proteins for photocatalytic water splitting: stability and activity in artificial photosynthesis
Climate change is one of the largest challenges faced by humanity. To combat this research into alternatives to fossil fuels is ongoing. Dihydrogen is considered a good alternative fuel, since its burning only forms water.
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Chemical reactivity of O2, CO and CO2 on Cu surfaces
Despite the history of studies on methanol formation from CO2, the dominant elementary reaction steps that constitute the chemical mechanism for this catalyzed process are not determined.
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The rebound effect through industrial ecology’s eyes : the case of transport eco-innovation
Promotor: Prof. dr. Arnold Tukker & Prof. dr. René Kemp (Maastricht University)
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Islamization Explored
Can we speak of a single Islamic discourse in fields like politics, militancy, economics, sustainable development, and the like, and what interaction does this Islamic though have with ‘Western’ thought?
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International Resource Panel
Contributions to the UNEP international panel for sustainable resource management
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CircuMat | Circular city & Industry park MATerials metabolism learning package and assessment tool
Some examples of research questions include: What framework of circular strategies should local practitioners use? How should practitioners organize their monitoring of the circular economy activities in the region of interest? What are the main products that have the most circular potential in the…