TOUCAN: TOwards an Understanding of CAtalysis on Nanoalloys

Lead Research Organisation: University of Cambridge
Department Name: Chemistry

Abstract

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Publications

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Baldock R (2016) Determining pressure-temperature phase diagrams of materials in Physical Review B

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Baldock RJN (2017) Constant-pressure nested sampling with atomistic dynamics. in Physical review. E

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Burkoff N (2016) Exploiting molecular dynamics in Nested Sampling simulations of small peptides in Computer Physics Communications

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Calvo F (2016) Grand and Semigrand Canonical Basin-Hopping. in Journal of chemical theory and computation

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Calvo F (2013) Communication: Kinetics of chemical ordering in Ag-Au and Ag-Ni nanoalloys. in The Journal of chemical physics

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De S (2016) Comparing molecules and solids across structural and alchemical space. in Physical chemistry chemical physics : PCCP

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Eckhoff M (2017) Structure and Thermodynamics of Metal Clusters on Atomically Smooth Substrates. in The journal of physical chemistry letters

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John ST (2017) Many-Body Coarse-Grained Interactions Using Gaussian Approximation Potentials. in The journal of physical chemistry. B

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Packwood D (2016) A universal preconditioner for simulating condensed phase materials. in The Journal of chemical physics

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Pártay LB (2017) Polytypism in the ground state structure of the Lennard-Jonesium. in Physical chemistry chemical physics : PCCP

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Pártay LB (2014) Nested sampling for materials: the case of hard spheres. in Physical review. E, Statistical, nonlinear, and soft matter physics

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Rossi K (2018) Author Correction: Thermodynamics of CuPt nanoalloys. in Scientific reports

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Schebarchov D (2015) Quasi-combinatorial energy landscapes for nanoalloy structure optimisation. in Physical chemistry chemical physics : PCCP

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Schebarchov D (2014) Structure prediction for multicomponent materials using biminima. in Physical review letters

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Schebarchov D (2013) Communication: a new paradigm for structure prediction in multicomponent systems. in The Journal of chemical physics

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Schebarchov D (2014) Degenerate Ising model for atomistic simulation of crystal-melt interfaces. in The Journal of chemical physics

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Stecher T (2014) Free Energy Surface Reconstruction from Umbrella Samples Using Gaussian Process Regression. in Journal of chemical theory and computation

 
Description We have discovered new ways to employ computer simulations to predict the structure and thermodynamics of nanoalloys.
Exploitation Route Dissemination of the public domain computer programs.
Sectors Chemicals,Digital/Communication/Information Technologies (including Software)

 
Description Mostly through dissemination of public domain computer programs. For nanoalloy structure prediction, it is the GMIN, PATHSAMPLE and OPTIM programs that are relevant. A subset of the OPTIM code for transition state searching has now been produced and licenced to BIOVIA. It will be included in the next release of Materials Studio. All the enhancements in methodology have provided the foundations for new advances in analysis of kinetic transition networks and rare events sampling, New public domain software has been produced in DISCOTRESS under the GNU General Public License. Code, documentation, and tutorials are provided at https://github.com/danieljsharpe.
First Year Of Impact 2013
Sector Chemicals
Impact Types Societal

 
Description ERC Advanced Grant
Amount £2,000,000 (GBP)
Funding ID ERC-AdG 267369 
Organisation European Commission 
Sector Public
Country European Union (EU)
Start 03/2011 
End 03/2016
 
Description Knowledge Transfer Fellowship
Amount £60,000 (GBP)
Organisation University of Sheffield 
Department EPSRC KTA Knowledge Transfer Account
Sector Academic/University
Country United Kingdom
Start 11/2015 
End 10/2016
 
Description Programme grant for self-organisation involving Cambridge, Oxford and Birmingham.
Amount £3,187,961 (GBP)
Funding ID EP/I001352/1 
Organisation Engineering and Physical Sciences Research Council (EPSRC) 
Sector Public
Country United Kingdom
Start 01/2010 
End 01/2015
 
Title GMIN 
Description computer program for global optimisation and enhanced thermodynamic sampling. 
Type Of Material Improvements to research infrastructure 
Provided To Others? Yes  
Impact worldwide use of group software. This is a key research tool, under constant development, including new approaches for multifunnel landscapes. 
URL http://www-wales.ch.cam.ac.uk/GMIN/
 
Title OPTIM 
Description Program for characterising pathways and mechanisms 
Type Of Material Improvements to research infrastructure 
Provided To Others? Yes  
Impact wordwide use of group software, This is a key research tool, under constant development. 
URL http://www-wales.ch.cam.ac.uk/OPTIM/
 
Title pele 
Description Graphical suite of python routines for exploring energy landscapes 
Type Of Material Improvements to research infrastructure 
Year Produced 2013 
Provided To Others? Yes  
Impact Widespread use of group theory and simulation tools 
URL http://pele-python.github.io/pele/
 
Title Cambridge Landscapes Database 
Description Software downloads, documentation, and global minima/structure predictions for atomic and molecular clusters and soft and condensed matter 
Type Of Material Computer model/algorithm 
Year Produced 2006 
Provided To Others? Yes  
Impact Widespread use of structure predictions by both theory and experimental teams 
URL http://www-wales.ch.cam.ac.uk/CCD.html
 
Title GMIN 
Description global optimisation 
Type Of Technology Software 
Year Produced 2016 
Open Source License? Yes  
Impact widespread use of basin-hopping 
URL http://www-wales.ch.cam.ac.uk/GMIN/
 
Title PATHSAMPLE 
Description Harvesting a kinetic transition network for analysis of rare event dynamics. Calculation of phenomenological rates. 
Type Of Technology Software 
Year Produced 2016 
Open Source License? Yes  
Impact Widespread use of discrete path sampling 
URL http://www-wales.ch.cam.ac.uk/PATHSAMPLE/
 
Title pele 
Description Graphical based suit of software based on python for exploring energy landscapes 
Type Of Technology Software 
Year Produced 2016 
Open Source License? Yes  
Impact Easy introduction to the potential energy landscape approach for new users. 
URL http://pele-python.github.io/pele/
 
Description 4th TYC Energy Material Workshop 
Form Of Engagement Activity Participation in an activity, workshop or similar
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Professional Practitioners
Results and Impact The workshop was focused on shaping nanocatalysts. Both experimental and theoretical researchers participated, sparking valuable cross-talk between the two groups.
Year(s) Of Engagement Activity 2016
URL http://www.thomasyoungcentre.org/events/energy-materials-workshop/workshop-programme/
 
Description Departmental Seminar (Auckland, New Zealand) 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Postgraduate students
Results and Impact Around 20 students and academics (from the Physics Department at Auckland University) attended the talk showcasing the nanoalloy-related work in the Wales group. The talk was followed by a Q&A session that sparked interesting discussions.
Year(s) Of Engagement Activity 2015
 
Description Departmental Seminar (Wellington, New Zealand) 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Postgraduate students
Results and Impact Around 10 students and academics (from the School of Chemical and Physical Sciences at the Victoria University of Wellington) attended the talk showcasing the nanoalloy-related work in the Wales group. The talk was followed by a Q&A session that sparked interesting discussions.
Year(s) Of Engagement Activity 2015
 
Description Energy landscapes workshop and conference (Durham) 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Participants in your research and patient groups
Results and Impact Around 50 researchers attended a talk on optimisation methodology , which sparked questions and discussion afterwards.

A number of attendees have expressed interest in using the described methodology in various contexts.
Year(s) Of Engagement Activity 2014
URL https://www.dur.ac.uk/soft.matter/events/energylandscapes/programme/
 
Description Energy landscapes: From molecules to nanodevices Bochum 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Participants in your research and patient groups
Results and Impact Seminar at the ICAMS centre, Bochum, 9 January 2012.

New collaborations
Year(s) Of Engagement Activity 2012
 
Description Inaugural ESF Energy Landscapes Meeting 
Form Of Engagement Activity A formal working group, expert panel or dialogue
Part Of Official Scheme? Yes
Geographic Reach International
Primary Audience Participants in your research or patient groups
Results and Impact The ESF funded an inaugural Energy Landscapes meeting,in Obergurgl Austria, 2012, which featured several talks on

amyloid, including one from the PDRA on the original BBSRC grant. Prof. Wales was Conference Chair and Organiser. 40,000 euros

Prof. Wales was Conference Chair and Organiser.

no actual impacts realised to date
Year(s) Of Engagement Activity 2012
 
Description Q and A session 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach Local
Primary Audience Schools
Results and Impact Hockerill Anglo-European College.

Successful university applications
Year(s) Of Engagement Activity 2011
 
Description Research Visit (Birmingham, UK) 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach National
Primary Audience Study participants or study members
Results and Impact A group of 15-20 students and academics attended my talk at Birmingham University. The purpose was to present the nanoalloy structure prediction methods developed in the Wales group and discuss the possibility of applying them to DFT-based (as opposed to completely empirical) models.
Year(s) Of Engagement Activity 2015
 
Description Research Visit (Knoxville, Tennessee) 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Postgraduate students
Results and Impact A talk in the Mathematics Department at the University of Tennessee, Knoxville, attended by a group of 10-15 students and academics. The purpose was to showcase the computational methods developed in the Wales group, and establish a collaboration to develop efficient methods for simulating the kinetics of nanoalloy formation.
Year(s) Of Engagement Activity 2015
URL http://www.math.utk.edu/colloquium/past/11_16_15.html