First Brazilian Neutron User Meeting
12 Aug 2025
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I Reunião de Usuários de Nêutrons no Brasil

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It is our pleasure to invite you for this First Neutron User Meeting to be held at IPEN in Sao Paulo!



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This is a collaboration between ISIS Neutron and Muon Source (United Kingdom) and Brazilian Multipurpose Reactor (RMB), which started as a project granted by the UK Internatio​nal Science Partnerships Fund (ISPF), from 2023 to 2027. During this time, we had many activities, such as neutron training course, webinars and, most importantly, the Brazilian Access to the installations of ISIS Neutron and Muon Source for beamtime entirely granted by the ISPF. Up to the beginning of 2026, ISPF will have granted around 40 beamtimes for Brazilian Access, covering the costs of around 80 Brazilian research scientists coming to ISIS.

The ISIS Neutron and Muon Source provides 35 instruments for neutron and muon techniques and each year has around 3500 user visits, 1000 experiments producing 600 publications. In vue of the upcoming opportunities offered by the launch of the Brazilian Multipurpose Reactor (RMB) project, we propose to have this first neutron user meeting at IPEN, where the Brazilians, who had neutron beamtime at ISIS, or anywhere else, could present their projects and meet other Brazilian researchers working in areas where neutrons could be applied in the future. ​

There is no registration fee and we are still looking for resources to be able to invite few participants not coming from Sao Paulo state. We strongly encourage you all to request funds from your own end to cover for transport and accommodation.

26-28 / Jan / 2026

Venue:

Instituto de Pesquisas Energeticas e Nucleares (IP​EN)

Avenida Professor Lineu Prestes, 2242
Cidade Universitária
São Paulo - SP, Brazil
CEP 05508-000​​

Organizing committee:​
Dr. Leide P. Cavalcanti: leide.cavalcanti @ stfc.ac.uk
Dr. Luiz Paulo de Oliveira: luiz.o-fpatria @ ipen.br
Dr. ​Barbara Perez Gonçalv​es Silva ​ (IPEN, Brazil)​
Dr. Alexandre Pinho Dos Santos Souza (IPEN, Brazil)​ 

Scientific committee:
Prof. Dr. Eduardo Granado (Unicamp, Brazil)
Prof. Dr. Cristiano Oliveira (USP, Brazil)
Prof. Dr. Frederico Genezini (IPEN, Brazil)
Dr. Leide P. Cavalcanti (ISIS Neutron and Muon​ Source, UK)​

Support:

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​Programme

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SESSION DETAILS:


Welcome and roundtable of the RMB Project and the ISIS–UK–Brazil Partnership (Monday, 10:00-12:00) (Chair: Gøran Nilsen)

with presentations by José Augusto Perrotta (IPEN) and Philip King (ISIS)


Introduction to neutron-based techniques (Monday, 13:30-16:00) (Chair: Philip King)

13:30-14:00 Introduction to neutron sources: Steven Parnell (ISIS), keynote

14:00-14:30 Introduction to neutron imaging: Augusta Isaac (UFMG), keynote

14:30-15:00 Introduction to neutron diffraction: Eduardo Granado (UNICAMP), keynote

15:00-15:30 Introduction to small angle neutron scattering: Leide P. Cavalcanti (ISIS), keynote

15:30-16:00 Introduction to neutron spectroscopy: Gøran Nilsen (ISIS), keynote


History of Neutron Science in Brazil (Monday, 16:30-17:30) (Chair: José Augusto Perrotta)

16:30-17:00 Historical account on neutron results with the Brazilian research reactor in the years 1961 to 1978: Lia Queiroz do Amaral (USP), keynote

17:00-17:30 Neutron-related activities in Brazil: Frederico A. Genezini (IPEN), keynote


Soft Matter I (Tuesday, 10:00-12:00) (Chair: Leide Cavalcanti)

10:00-10:30 Multi-hierarchical Investigations of Human Hair: Cristiano Oliveira (USP), keynote

10:30-10:45 Thermally induced structural changes in virgin and chemically treated human hair: Augusto Cesar de Camargo Bandeira (USP)

10:45-11:00 Microfluidics to produce nano and micro biomaterials: Lucimara G. de la Torre (UNICAMP)

11:00-11:30 Biophysical Assessment of Monoclonal Antibody-Conjugated Nanoparticles: Fábio Formiga (FIOCRUZ, keynote - virtual

11:30-12:00 Hydrogen Bonding and Confinement Effects: Understanding Water’s Influence on Material Properties: Heloisa Bordallo (University of Copenhagen), keynote - virtual


Informal introduction of participants (Tuesday, 13:30-14:00)

Participants who did not select either oral or poster presentations in the registration are welcome to introduce themselves and their projects in this informal session.


Hard Matter I (Tuesday, 14:00-15:30) (Chair: Eduardo Granado)

14:00-14:30 Lattice Dynamics in Low-Dimensional Metal Halide Perovskites Probed by Inelastic Neutron Scattering: Alejandro Ayala (UFC), keynote

14:30-14:45 Crystal field excitations in Ce2RhIn8:Otavio Luiz Canton (UNICAMP

)

14:45-15:00 Interstitial deuterium ordering in BCC multicomponent alloys: Otávio Abreu Pedroso (UFSCar)

15:00-15:15 Probing Crystal Field Excitations in A2B2O7 (A=Ho, Er and B=Zr, Hf) defect-fluorite magnets using Inelastic Neutron Scattering: Pedro Lucas Oliveira Silva (USP) - virtual

15:15-15:30 Investigation of the Excited-State Intermolecular Proton Transfer Mechanism in New ZnABPT Coordination Compound: Dominique Celeste de Araújo Dias (UFPE/University of Bath) - virtual


Soft Matter II (Tuesday, 16:30-17:30) (Chair: Cristiano Oliveira)

16:30-16:45 Contrast variation SANS for unveiling structural features of peptide/DNA complexes: Emerson Rodrigo da Silva (UNIFESP)

16:45-17:00 When swelling destroys order: finite stacking in layered colloids, revealed by SANS and synchrotron SAXS: Jon Otto Fossum (SCML International)

17:00-17:15 Elucidating structural changes in Klebsiella pneumoniae during mercury biosorption via small-angle neutron scattering: Patricio Rodrigo Montecinos Munoz (USP)

17:15-17:30 Asymmetric lipid bilayers and interleaflet interactions: Thais Azevedo Enocki (USP)


Instrumentation/Technology/Detectors I (Wednesday, 10:00-12:00) (Chair: Frederico Genezini)

10:00-10:30 The High-Resolution Neutron Diffractometer of the Brazilian Multipurpose Reactor - RMB: Alexandre Pinho (IPEN) keynote

10:30-10:45 High-efficiency photovoltaic material based on N-type silicon doped by neutron transmutation: Artur W. Carbonari (IPEN)

10:45-11:00 Optimizing o-Carborane Delivery via RHCC Proteins for Boron Neutron Capture Therapy: Guilherme Gonçalves Guerini (IPEN)

11:00-11:15 Neutrons in Aerospace Applications: the ERISA-D Project: Claudio Federico (Instituto de Etudos Avançados)

11:15-11:30 Acoustic levitated droplets investigated by small angle X-ray scattering: a powerful toolbox for studies of interparticle interactions: Gabriel B. M. Teobaldo (USP)

11:30-11:45 Development of a GEM-based thermal neutron detector with high rate capability and spatial resolution: Pedro Sviatopolk Mirsky Scarazzato (USP)

11:45-12:00 Magnetic-Field-Controlled Environments for Scattering Studies of Soft Matter: Perspectives for Scattering Experiments: Daniel F. Lourenço Borghetti Rodrigues (USP) - virtual


Informal introduction of participants (Wednesday, 13:30-14:00)

Participants who did not select either oral or poster presentations in the registration are welcome to introduce themselves and their projects in this informal session.


Hard Matter II & Instrumentation/Technology/Detectors II (Wednesday, 14:00-16:00) (Chair: Luiz Paulo de Oliveira)

14:00-14:30 The use of muon spin spectroscopy and neutron diffraction to probe the magnetic properties of double perovskites: Leandro Felix Bufaiçal (UFG), keynote

14:30-14:45 Resolving La₂MnFeO₆: A case for neutron and nuclear probes: Anastasia Burimova (IPEN)

14:45-15:00 k0-NAA: Large sample methodology applied to a biomonitor for the assessment of an area impacted by 18th-century gold mining in Descoberto, MG: Rodrigo Reis de Moura (UFMG)

15:00-15:15 Neutron Detector Technologies for RMB Neutron Beamlines: Pietro Chimenti (UEL)

15:15-15:30 Structural Investigation of Multifunctional Materials Based on Neodymium-Doped BiFeO₃: Anuar Mincache (Lund University) - virtual

15:30-16:00 Flash Neutron Radiography - A High-Flux Transient Neutron Beam for High-Speed Neutron Radiography Up to 10,000 Frames Per Second: Aaron Craft (Idaho National Laboratory), keynote  - virtual


Poster Presentations:


Antonio Malfatti-Gasperini - Ariranha: design and scientific possibilities at the instrumentation beamline at Sirius synchrotron

Ariana Azevedo Vasconcelos - The importance of surface hydrophobic surface clusters for the molecular recognition of αVβ3 integrin by disintegrins

Carlos Gabriel Santos da Silva - The neutron spectrum characterization in the Multipurpose Irradiation Station at IEA-R1 Nuclear reactor

Crystian Willian Campos da Silva - Perspectives on the Use of Neutrons in the Study of Ammonia Adsorption Mechanisms in Sustainable Nanocomposite Films

Daniel Vieira da Silva - Probing the Nanoconfined Dynamics of a Thixotropic LiClO₄–Ethylene Glycol Electrolyte in Hierarchical Carbon Electrodes using Quasi-Elastic Neutron Scattering

Diego Pereira de Araujo Cruz - Investigating Detergents Micelles Using Small-Angle X-Ray Scattering: A Study on Brand Variations, Concentration and Temperature Effects

Domenico Riolfi Barzotto - What are the effects of different lipid headgroups in the action of antimicrobial peptide BP100?

Fabiane J. Trindade - In situ and Operando tracking of structure, disorder, and reversible Ru exsolution in fluorite-based high-entropy oxides

Gilberto Dantas Saraiva - The Novel Double Perovskites AA'BO6 as the Electrocatalyst for the Hydrogen Evolution Reaction

Guilherme Xavier Pinheiro - Improving the method to make symmetric and asymmetric GUVs to avoid cholesterol crystals

Gustavo Henrique Denzin Tonoli - Challenges and applications of microfibrillated cellulose (MFC) in different contexts for sustainable development

Ibere Souza Ribeiro Junior - Stochastic simulation of neutron transport in the reflector tank of the Brazilian Multipurpose Reactor

Igor da Silva Oliveira - Cholesterol and Phosphatidylserine Effects on Lipid Packing in Cytoplasmic Leaflet Models

Juan Simón Rodríguez Hernández - Probing Vibrational and Local Structural Stability in Cs₂SnBr₆ Using Low-Temperature Neutron and X-ray Spectroscopies

Laura Libório Lemos - Structural Investigations of Local and Medium-Range Order in Mechanochemically Induced Phase Transitions of Niobium Oxide

Luiz Paulo de Oliveira - Exploring New Horizons: The Multifaceted Promise of the Brazilian Multipurpose Reactor

Marco A. Stanojev Pereira - Neutron tomography technique applied in study of the penetration of the consolidant Paraloid® B-72 in ceramic vessels

Marcos Tadeu D'Azeredo Orlando - Metastable phase of Epsilon martensite investigated by TOF neutrons and synchrotron diffraction

Matheus Marinho Arruda - Neutron diffraction characterization of ordering and magnetic behavior for soft magnetic alloys FeCoNi and (Fe65Co35)1-xNbx with x = 0.5, 0.7 wt.%.

Mayra Alexandra Padrón Gómez - Lattice Dynamics of CsPb₂Br₅ Probed by Inelastic Neutron Scattering

Pedro Henrique Lemos de Oliveira Gurgel - Investigating the patterns formed by the coexistence of liquid phases on lipid lilayers

Ranulfo da Silva Dias - Assembly, Characterization, and Computational Simulation by Geant4 of a neutron detection system in the South Atlantic Magnetic Anomaly

Raphaela de Oliveira Gonçalves - Clinochlore Mineral as a Natural Nanocavity for Water Confinement

Sandra da Silva Pedro - Role of ZnO in modifying the spectroscopic characteristics of LiZnNbO₄:Co²⁺

Stefano Calabrez Mendes - Establishing a Workflow for 3D-∆PDF Analysis of Diffuse Scattering in Single Crystals at Sirius

Walyson Otávio Soares dos Santos - Structural and magnetic properties of Ta-based weberite-like oxides





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Contact: Cavalcanti, Leide (STFC,RAL,ISIS)