17 Result(s)
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John C. Mauro
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Entropy flow in thermoelectric/thermochemical transport
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Unifying physics of chemical mobility, diffusivity, and capacitance
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Glassomics: An omics approach toward understanding glasses through modeling, simulations, and artificial intelligence
Glass science, like other materials domains, has been advancing at a rapid pace during the last few decades thanks to sophisticated experimental techniques, simulation methods, and computing capabilities. Spec...
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Modeling the relaxation of fluctuations in glass during the Ritland crossover experiment
A knowledge of fluctuations is crucial for understanding the long-term kinetics of glasses. However, current approaches for modeling relaxation rely on an order parameter that only approximates the physics of ...
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Open AccessPredicting glass structure by physics-informed machine learning
Machine learning (ML) is emerging as a powerful tool to predict the properties of materials, including glasses. Informing ML models with knowledge of how glass composition affects short-range atomic structure ...
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Open AccessTopological pruning enables ultra-low Rayleigh scattering in pressure-quenched silica glass
Silica glass is the most indispensable material in optical communication applications due to its superior optical properties. The transmission loss of silica glass has been reduced over the past 30 years by co...
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Open AccessImplicit glass model for simulation of crystal nucleation for glass-ceramics
Predicting crystal nucleation behavior in glass-ceramic materials is important to create new materials for high-tech applications. Modeling the evolution of crystal microstructures is a challenging problem due...
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Open AccessComputational approaches for investigating interfacial adhesion phenomena of polyimide on silica glass
This manuscript provides a comprehensive study of adhesion behavior and its governing mechanisms when polyimide undergoes various modes of detachment from silica glass. Within the framework of steered molecula...
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Open AccessAccessing Forbidden Glass Regimes through High-Pressure Sub-Tg Annealing
Density and hardness of glasses are known to increase upon both compression at the glass transition temperature (Tg) and ambient pressure sub-Tg annealing. However, a serial combination of the two methods does no...
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Open AccessCrack nucleation criterion and its application to impact indentation in glasses
Molecular dynamics (MD) simulations are used to directly observe nucleation of median cracks in oxide glasses under indentation. Indenters with sharp angles can nucleate median cracks in samples with no pre-ex...
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Open AccessFragility and basic process energies in vitrifying systems
The concept of ‘fragility’ constitutes a central point of the glass transition science serving as the ‘universal’ metric linking previtreous dynamics of qualitatively distinct systems. Finding the fundamental ...
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High-speed camera study of Stage III crack propagation in chemically strengthened glass
Thermally or chemically strengthened glass is more resistant to damage and breakage compared to non-strengthened glass. Both strengthening mechanisms are based on incorporation of a compressive stress profile ...
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Principles of Pyrex® glass chemistry: structure–property relationships
Pyrex® glass was one of the first commercial boroaluminosilicate glass compositions, selected in 1915 from thousands of compositions due to its ability to sustain mechanical and thermal shock. While the microscop...
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Open AccessDivergent dynamics and the Kauzmann temperature in glass forming systems
In the last decade the challenging analysis of previtreous behavior of relaxation time (τ(T)) in ultraviscous low molecular weight liquids led to the conceptual shift of the glass transition physics toward theori...
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Open AccessIrreversibility of Pressure Induced Boron Speciation Change in Glass
It is known that the coordination number (CN) of atoms or ions in many materials increases through application of sufficiently high pressure. This also applies to glassy materials. In boron-containing glasses,...
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Enthalpy landscapes and the glass transition
A fundamental understanding of the glass transition is essential for enabling future breakthroughs in glass science and technology. In this paper, we review recent advances in the modeling of glass transition ...
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Advanced modulation formats for fiber optic communication systems
Choice of modulation format plays a critical role in the design and performance of fiber optic communication systems. We discuss the basic physics of electro-optic phase and amplitude modulation and derive mod...
