Mary P. Ryan

ORCID: 0000-0001-8582-3003
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About
Contact & Profiles
Research Areas
  • Corrosion Behavior and Inhibition
  • Hydrogen embrittlement and corrosion behaviors in metals
  • Nanoparticles: synthesis and applications
  • American Constitutional Law and Politics
  • ZnO doping and properties
  • Historical Gender and Feminism Studies
  • Magnetic and transport properties of perovskites and related materials
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Electrocatalysts for Energy Conversion
  • Quantum Dots Synthesis And Properties
  • Copper-based nanomaterials and applications
  • Concrete Corrosion and Durability
  • Ammonia Synthesis and Nitrogen Reduction
  • American History and Culture
  • Air Quality and Health Impacts
  • Non-Destructive Testing Techniques
  • Inhalation and Respiratory Drug Delivery
  • Nanoplatforms for cancer theranostics
  • Hydrogen Storage and Materials
  • Advancements in Battery Materials
  • Advanced Photocatalysis Techniques
  • Electronic and Structural Properties of Oxides
  • Fuel Cells and Related Materials
  • Advanced Materials Characterization Techniques
  • Chemical Synthesis and Characterization

Imperial College London
2016-2025

University of Exeter
2024

Robert Bosch (Germany)
2024

London Centre for Nanotechnology
2014-2023

The Faraday Institution
2022-2023

Yale University
1924-2023

Imperial Valley College
2020-2023

Ministry of Justice
2022

Advanced Neural Dynamics (United States)
2021

Ollscoil na Gaillimhe – University of Galway
2020

10.1016/j.jeurceramsoc.2007.12.011 article EN Journal of the European Ceramic Society 2008-01-01

Preface Introduction: locating domesticity 1. Family, community, and the frontier generation, 1790-1820 2. Family in transition: revival cycle, 1813-1838 3. The era of association: between family society, 1825-1845 4. Privacy making self-made man: strategies middle class at midcentury 5. A sphere is not a home: woman's larger place city Conclusion Appendices Notes Sources select bibliography Index.

10.2307/1394784 article EN Feminist Review 1982-01-01

Carbon-supported MxPy (M = Ni, Co, W, Cr, and Mo) were prepared via pyrolysis using a very simple scalable method utilizing nontoxic metal phosphorus precursors. The electrochemical hydrogen evolution (HER), oxygen reduction (ORR), (OER) reactions corrosion resistance under both acidic alkaline conditions examined for all these catalysts compared to those the benchmark Pt/C (HER/ORR) IrO2 (OER). highest activities found in solutions Co2P HER ORR Ni2P OER. Good activity was also acid some of...

10.1021/acscatal.9b03359 article EN ACS Catalysis 2019-10-31

Abstract Electrochemical CO 2 reduction (CO R) is an attractive option for storing renewable electricity and the sustainable production of valuable chemicals fuels. In this roadmap, we review recent progress in fundamental understanding, catalyst development, engineering scale-up. We discuss outstanding challenges towards commercialization electrochemical R technology: energy efficiencies, selectivities, low current densities, stability. highlight opportunities establishing rigorous...

10.1088/2515-7655/ac7823 article EN cc-by Journal of Physics Energy 2022-06-13

Abstract Sodium‐ion batteries as a prospective alternative to lithium‐ion are facing the challenge of developing high‐performance, low‐cost and sustainable anode materials. Hard carbons appropriate store sodium ions, but major energy environmental concerns during their fabrication process (i.e., high‐temperature carbonization) have not been properly assessed. Furthermore, rational design high‐performing hard carbon anodes is usually limited by conventional direct carbonization organic...

10.1002/aenm.202200208 article EN cc-by Advanced Energy Materials 2022-03-19

Abstract Understanding what controls the reaction rate on iridium-based catalysts is central to designing better electrocatalysts for water oxidation in proton exchange membrane electrolysers. Here we quantify densities of redox-active centres and probe their binding strengths amorphous IrO x rutile 2 using operando time-resolved optical spectroscopy. We establish a quantitative experimental correlation between intrinsic active-state energetics. find that adsorbed oxygen species, *O, formed...

10.1038/s41929-024-01168-7 article EN cc-by Nature Catalysis 2024-06-07

Understanding the effect of noncovalent interactions intermediates at polarized catalyst–electrolyte interface on water oxidation kinetics is key for designing more active and stable electrocatalysts. Here, we combine operando optical spectroscopy, X-ray absorption spectroscopy (XAS), surface-enhanced infrared (SEIRAS) to probe oxygen evolution reaction (OER) activity IrOx in acidic alkaline electrolytes. Our results suggest that species OER (Ir4.x+–*O) binds much stronger compared with acid...

10.1021/jacs.3c12011 article EN cc-by Journal of the American Chemical Society 2024-03-25

In situ surface X‐ray diffraction was used to identify the detailed structure of passive film that forms on (000)− and (110)‐oriented iron single crystals in a borate buffer solution at +0.4 V vs. mercurous sulfate reference electrode, high potential. The is new phase: spinel with fully occupied oxygen lattice, octahedral site occupancy 80 ± 10%, tetrahedral 66 an interstitial 12 4%. epitaxial relationship substrate iron; for growth Fe(001), film(001)||Fe(001) , while Fe(110),...

10.1149/1.1393502 article EN Journal of The Electrochemical Society 2000-01-01

Contents Introduction: In Domestic Captivity: A Decade in the Historiography of Women Chapter I: From Patriarchal Household to Feminine Domesticity II: Tying Maternal Knot: 1830-1850 III: Beyond and Against Domesticity: Reform Associations Communal Societies 1830s '40s IV: Imperial Isolation: Advice Literature 1850s V: The Tears Trials Women's Fiction Conclusion: Dismantling Empire Mother References Index

10.2307/3122631 article EN Journal of the Early Republic 1983-01-01

On May 15, 1862, U.S. General Benjamin Butler, commander of occupied New Orleans, ordered that any woman who publicly insulted Union soldiers be subject to prosecution as a prostitute. Not all nineteenth-century women, Butler learned, felt their place was in the home. As his order implies, women were governed by an unwritten code public conduct, appeared on streets, spoke out issues, and subjects policy. In Women Public noted historian Mary P. Ryan examines each these issues it affected...

10.5860/choice.27-5952 article EN Choice Reviews Online 1990-06-01

High-aspect ratio ZnO nanowires have become one of the most promising products in nanosciences within past few years with a multitude applications at interface optics and electronics. The interaction zinc cells organisms is complex, both deficiency excess causing severe effects. emerging significance for many cellular processes makes it imperative to investigate biological safety order guarantee their safe economic exploitation. In this study, were found be toxic human monocyte macrophages...

10.1021/nn101192z article EN ACS Nano 2010-10-15

We have used x-ray scattering to measure the structure of passive oxide film formed at high anodic potentials on Fe(110) and Fe(001). The crystalline has a small crystallite size ( $\ensuremath{\approx}50\AA{}$) is oriented with substrate. based ${\mathrm{Fe}}_{3}{\mathrm{O}}_{4}$, but cation vacancies octahedral tetrahedral sites (80% 66% occupancies, respectively) cations occupying interstitial (12% occupancy). These results resolve long-standing controversy surrounding provide basis for...

10.1103/physrevlett.79.4282 article EN Physical Review Letters 1997-11-01

Journal Article Womanhood in America: From Colonial Times to the Present. By Mary P. Ryan. (New York: New Viewpoints, 1975. 496 pp. Notes, general references, and index. $15.00.) Get access Gerda Lerner Sarah Lawrence College Search for other works by this author on: Oxford Academic Google Scholar of American History, Volume 63, Issue 1, June 1976, Pages 96–97, https://doi.org/10.2307/1908993 Published: 01 1976

10.2307/1908993 article EN Journal of American History 1976-06-01

Despite their widespread application, metallic orthopaedic prosthesis failure still occurs because of lack adequate bone-bonding and the incidence post-surgery infections. The goal this research was to develop multifunctional composite chitosan/Bioglass coatings loaded with gentamicin antibiotic as a suitable strategy improve surface properties implants. Electrophoretic deposition (EPD) applied single-step technology simultaneously deposit biopolymer, bioactive glass particles, on stainless...

10.1021/am5014166 article EN ACS Applied Materials & Interfaces 2014-05-14

Silver nanoparticles (AgNP) are known to penetrate into the brain and cause neuronal death. However, there is a paucity in studies examining effect of AgNP on resident immune cells brain, microglia. Given microglia implicated neurodegenerative disorders such as Parkinson's disease (PD), it important examine how AgNPs affect microglial inflammation fully assess neurotoxicity. In addition, understanding processing by will allow better prediction their long term bioreactivity. present study,...

10.1038/srep42871 article EN cc-by Scientific Reports 2017-03-02

The growing use of silver nanoparticles (AgNPs) in consumer products has raised concerns about their potential impact on the environment and human health. Whether AgNPs dissolve release Ag+ ions, or coarsen to form large aggregates, is critical determining toxicity. In this work, stability dipalmitoylphosphatidylcholine (DPPC), major component pulmonary surfactant, was investigated as a function pH. Spherical, citrate-capped with average diameters 14 ± 1.6 nm (n = 200) were prepared by...

10.1021/es403377p article EN Environmental Science & Technology 2013-08-29

Particle size and surface chemistry are potential determinants of silver nanoparticle (AgNP) respiratory toxicity that may also depend on the lung inflammatory state. We compared effects intratracheally-administered AgNPs (20nm 110nm; polyvinylpyrrolidone (PVP) citrate-capped; 0.1 mg/Kg) in Brown-Norway (BN) Sprague-Dawley (SD) rats. In BN rats, there was both a neutrophilic eosinophilic response, while SD response at day 1, greatest for 20nm citrate-capped AgNPs. Eosinophilic cationic...

10.1371/journal.pone.0119726 article EN cc-by PLoS ONE 2015-03-06

A uranium-selective and high-capacity magnetic nanosorbent particle with ultra-fast up-take kinetics devised for water decontamination.

10.1039/c7ta09240g article EN Journal of Materials Chemistry A 2018-01-01

Abstract Lithium ion battery (LIB) technology is the state-of-the-art rechargeable energy storage for electric vehicles, stationary and personal electronics. However, a wide variety of degradation effects still contribute to performance limitations. The metallic copper aluminium current collectors in an LIB can be subject dissolution or other reactions with electrolytes. Corrosion these metal foils significantly detrimental overall LIB, however mechanisms this are poorly understood. This...

10.1088/2515-7655/ac0c04 article EN cc-by Journal of Physics Energy 2021-06-16
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