Nathaly Ortiz Peña CR CNRS Université Paris Cité

Identifiants chercheurs

IdHAL :

nathalyortiz-pena

ORCID :

0000-0002-2144-9187

Publications

Article dans une revue (14)

Reactivity of high-entropy alloy nanoparticles under O 2 studied by in situ transmission electron microscopy Syrine Krouna,Nathaly Ortiz Peña,Christian Ricolleau,Guillaume Wang,Adrien Moncombleet al. Faraday Discussions, 2026, ⟨10.1039/D5FD00090D⟩ Article dans une revue hal-05348915v1
In situ and operando transmission electron microscopy for the synthesis, fundamental understanding and catalytic applications of nanoalloys Damien Alloyeau,Nathaly Ortiz Pena,Guillaume Wang,Christian Ricolleau,Jaysen Nelayah Advances in Physics: X, 2025, 10 (1), pp.2481277. ⟨10.1080/23746149.2025.2481277⟩ Article dans une revue hal-05348942v1
Atomic‐Scale Insights Into the Thermal Stability of High‐Entropy Nanoalloys Syrine Krouna,Anissa Acheche,Guillaume Wang,Nathaly Ortiz Pena,Riccardo Gattiet al. Advanced Materials, 2025, 37 (4), pp.2414510. ⟨10.1002/adma.202414510⟩ Article dans une revue hal-04976681v1
aquaDenoising: AI-enhancement of in situ liquid phase STEM video for automated quantification of nanoparticles growth Adrien Moncomble,Damien Alloyeau,Maxime Moreaud,Abdelali Khelfa,Guillaume Wanget al. Ultramicroscopy, In press, 271, pp.114121. ⟨10.1016/j.ultramic.2025.114121⟩ Article dans une revue hal-04966490v3
Enhanced SERS performance of gold nanoparticle assemblies on a cysteine-mutant Tobacco mosaic virus scaffold Haziq Naseer Khan,Nathaly Ortiz-Pena,Cora Moreira da Silva,Stéphanie Lau-Truong,Guillaume Wanget al. Journal of Science: Advanced Materials and Devices, 2024, 9 (4), pp.100775. ⟨10.1016/j.jsamd.2024.100775⟩ Article dans une revue hal-04746054v1
Tuning of Oxygen Electrocatalysis in Perovskite Oxide Nanoparticles by the Cationic Composition Madeleine Han,Isabel Gómez-Recio,Daniel Gutiérrez Martín,Nathaly Ortiz Peña,Maria Luisa Ruiz-Gonzálezet al. ACS Catalysis, 2023, 13, pp.5733-5743. ⟨10.1021/acscatal.3c00461⟩ Article dans une revue hal-04072268v1
Resolution of MoS 2 Nanosheets‐Induced Pulmonary Inflammation Driven by Nanoscale Intracellular Transformation and Extracellular‐Vesicle Shuttles Nathaly Ortiz Peña,Kondareddy Cherukula,Benjamin Even,Dingkun Ji,Sarah Razafindrakotoet al. Advanced Materials, 2023, 35 (13), pp.2209615. ⟨10.1002/adma.202209615⟩ Article dans une revue hal-04076624v1
Imaging the Footprint of Nanoscale Electrochemical Reactions for Assessing Synergistic Hydrogen Evolution Louis Godeffroy,Paolo Ciocci,Nathaly Ortiz Peña,Damien Alloyeau,Jean‐Marc Noëlet al. Angewandte Chemie International Edition, 2023, 62 (29), ⟨10.1002/anie.202304950⟩ Article dans une revue hal-04237650v1
In Situ Insights into the Nucleation and Growth Mechanisms of Gold Nanoparticles on Tobacco Mosaic Virus Cora Moreira da Silva,Nathaly Ortiz-Peña,Leïla Boubekeur-Lecaque,Jakub Dušek,Tomáš Moravecet al. Nano Letters, 2023, 23 (11), pp.5281-5287. ⟨10.1021/acs.nanolett.3c01311⟩ Article dans une revue hal-04275749v1
In situ liquid transmission electron microscopy reveals self-assembly-driven nucleation in radiolytic synthesis of iron oxide nanoparticles in organic media Nathaly Ortiz Peña,Dris Ihiawakrim,Sorina Creţu,Geoffrey Cotin,Céline Kieferet al. Nanoscale, 2022, 14 (30), pp.10950-10957. ⟨10.1039/D2NR01511K⟩ Article dans une revue hal-03814318v1
Monitoring of CaCO 3 Nanoscale Structuration through Real-Time Liquid Phase Transmission Electron Microscopy and Hyperpolarized NMR Vinavadini Ramnarain,Tristan Georges,Nathaly Ortiz Peña,Dris Ihiawakrim,Mariana Longuinhoet al. Journal of the American Chemical Society, 2022, 144 (33), pp.15236-15251. ⟨10.1021/jacs.2c05731⟩ Article dans une revue hal-03868061v1
Synthesis and structural properties of high-entropy nanoalloys made by physical and chemical routes Andrea Barbero,Cora Moreira da Silva,Nathaly Ortiz Pena,Nour Kefane,Abdallah Jaafaret al. Faraday Discussions, 2022, 13 (40), pp.11807-11816. ⟨10.1039/D2FD00118G⟩ Article dans une revue hal-03859400v1
MoS 2 Transformation in Biomimetic and Biological Media Revealed by In-situ Liquid Phase STEM and Ex-vivo Studies Nathaly Ortiz Peña,Kondareddy Cherukula,Alberto Bianco,Cecilia Menard-Moyon,Florence Gazeauet al. Microscopy and Microanalysis, 2021, 27 (S2), pp.43-44. ⟨10.1017/S1431927621013210⟩ Article dans une revue hal-03859450v1
Morphological and Structural Evolution of Co3O4 Nanoparticles Revealed by in Situ Electrochemical Transmission Electron Microscopy during Electrocatalytic Water Oxidation Nathaly Ortiz Peña,Dris Ihiawakrim,Madeleine Han,Benedikt Lassalle-Kaiser,Sophie Carencoet al. ACS Nano, 2019, 13 (10), pp.11372-11381. ⟨10.1021/acsnano.9b04745⟩ Article dans une revue hal-02342909v1

Poster de conférence (3)

Building a comprehensive platform for the synthesis, assessment of electrocatalytic activity and property tuning of high-entropy nano-alloys MEANS Alexandros Ploumistos,Syrine Krouna,Jaysen Nelayah,Christian Ricolleau,Guillaume Wanget al. Workshop In-situ EC-(S)TEM - Dynamics of Electrochemical Energy Materials at the Nanoscale, Mar 2025, Freiburg, Germany Poster de conférence hal-05391864v1
In situ electron microscopy monitoring of Mn oxides formation impacted by various functionalized organic surfaces Charlotte Dejean,Nathaly Ortiz Peña,Bénédicte Ménez,Cyril Gadal,Hélène Bouquerelet al. Goldschmidt conference, Jul 2023, Lyon, France Poster de conférence hal-05017606v1
Impacts of Functionalized Organic Surfaces in Mn Oxides Formation monitored by in situ Electron Microscopy Charlotte Dejean,Nathaly Ortiz Peña,Bénédicte Ménez,Cyril Gadal,Hélène Bouquerelet al. AGU Fall meeting, Dec 2022, Chicago, United States Poster de conférence hal-05017647v1

Pré-publication, Document de travail (1)

Metallurgy at the nanoscale: domain walls in nanoalloys Grégoire Breyton,Hakim Amara,Jaysen Nelayah,Christine Mottet,Riccardo Gattiet al. 2025 Pré-publication, Document de travail hal-05288455v1

Thèse (1)

In situ liquid phase transmission electron microscopy : from electrocatalysts to biomaterials Nathaly Ortiz Peña Other [q-bio.OT]. Université de Strasbourg, 2019. English. ⟨NNT : 2019STRAE042⟩ Thèse tel-02498193v1

Vidéo (1)

In situ liquid STEM movie of the growth of gold nanoparticles side by side with its deep learning assisted denoised version Adrien Moncomble,Damien Alloyeau,Maxime Moreaud,Abdelali Khelfa,Guillaume Wanget al. 2024 Vidéo hal-04410630v2