Alejandro D. Rey
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View article: Membrane proteome analysis identifies key components of sensing in Phytophthora parasitica zoospores
Membrane proteome analysis identifies key components of sensing in Phytophthora parasitica zoospores Open
Phytophthora plant pathogens rely on motile biflagellated zoospores to efficiently locate and colonise host tissues. While rhizospheric signals guiding zoospore movement toward roots are known, the protein composition of membranes mediatin…
View article: Geometric Characterizations of Non-Uniform Structure I Methane Hydrate Behaviors Under Pressure
Geometric Characterizations of Non-Uniform Structure I Methane Hydrate Behaviors Under Pressure Open
Gas hydrates have been identified as one of the leading candidates for future energy sources. According to conservative estimates, the energy contained in natural hydrates is double that of the fossil fuel that has been explored. This subs…
View article: Risk factors associated with gastrointestinal bleeding in patients with cardiovascular disease (INTERBLEED): a case control study
Risk factors associated with gastrointestinal bleeding in patients with cardiovascular disease (INTERBLEED): a case control study Open
Aims This study aimed to identify and quantify the importance of risk factors for gastrointestinal (GI) bleeding in patients with CV disease. Methods and results We conducted a case-control study in 9 countries in Asia, America, Europe, an…
View article: Periodic feature characterization in nanostructured surfaces and emulsions
Periodic feature characterization in nanostructured surfaces and emulsions Open
Understanding structure-function relationships is essential to advance the manufacturing of next-gen materials with desired properties and functionalities. Precise and rapid measurement of features like wrinkle size, droplet diameter, and …
View article: Membrane Proteome of <i>Phytophthora parasitica</i> Zoospores: How Does Sensing Occur?
Membrane Proteome of <i>Phytophthora parasitica</i> Zoospores: How Does Sensing Occur? Open
Phytophthora plant pathogens rely on motile biflagellated zoospores to efficiently locate and colonise host tissues. While rhizospheric signals guiding zoospore movement toward roots are known, the protein composition of membranes mediatin…
View article: Multiscale Interfacial Structure and Organization of sII Gas Hydrate Interfaces Using Molecular Dynamics
Multiscale Interfacial Structure and Organization of sII Gas Hydrate Interfaces Using Molecular Dynamics Open
Gas hydrate systems display complex structural arrangements in their bulk and interfacial configurations. Controlling nucleation and growth in the context of potential applications requires a characterization of these structures such that …
View article: Heightened non-testing risk mitigation blood donor screening with retrospective transcription-mediated amplification testing during a 2023 local Florida malaria cluster
Heightened non-testing risk mitigation blood donor screening with retrospective transcription-mediated amplification testing during a 2023 local Florida malaria cluster Open
Background Transfusion-transmitted malaria risk in the USA is estimated at less than one per ten million blood donations or about 1 case every 2 years. A total of 18 autochthonous malaria infections have been reported in the USA since 2003…
View article: Liquid–liquid crystalline phase separation of filamentous colloids and semiflexible polymers: experiments, theory and simulations
Liquid–liquid crystalline phase separation of filamentous colloids and semiflexible polymers: experiments, theory and simulations Open
Liquid–liquid crystalline phase separation (LLCPS) is the process by which an initially homogenous single-phase solution composed of a solvent-most frequently water- and a solute-typically rigid or semiflexible macromolecules, polymers, su…
View article: Cholesteric liquid crystal roughness models: from statistical characterization to inverse engineering
Cholesteric liquid crystal roughness models: from statistical characterization to inverse engineering Open
This manuscript establishes a computational framework of both the forward and inverse problems of liquid crystal physics and the corresponding surface roughness.
View article: Simultaneous Crystallization Effects in Multiple Levitated Plasma-Functionalized Graphene Nanoflake Nanofluid Droplets
Simultaneous Crystallization Effects in Multiple Levitated Plasma-Functionalized Graphene Nanoflake Nanofluid Droplets Open
Acoustic levitation is a container-free method for examining novel crystallization effects, though liquid-to-solid phase change has seen little investigation for levitated nanofluids. Recent developments have allowed for examining the morp…
View article: Geometric modeling of phase ordering for the isotropic–smectic A phase transition
Geometric modeling of phase ordering for the isotropic–smectic A phase transition Open
Background Liquid crystal (LC) mesophases have an orientational and positional order that can be found in both synthetic and biological materials. These orders are maintained until some parameter, mainly the temperature or concentration, i…
View article: Molecular dynamics characterization of the interfacial structure and forces of the methane-ethane sII gas hydrate interface
Molecular dynamics characterization of the interfacial structure and forces of the methane-ethane sII gas hydrate interface Open
The nucleation of gas hydrates is of great interest in flow assurance, global energy demand, and carbon capture and storage. A complex molecular understanding is critical to control hydrate nucleation and growth in the context of potential…
View article: Dynamics of Acoustically Levitated Ice Impacts on Smooth and Textured Surfaces: Effects of Surface Roughness, Elasticity, and Structure
Dynamics of Acoustically Levitated Ice Impacts on Smooth and Textured Surfaces: Effects of Surface Roughness, Elasticity, and Structure Open
Through acoustically levitated ice formation and subsequent release onto a controlled area, this study introduces a third class of ice-countering system beyond de- and anti-icing: ice-impacting. By subjecting stainless steel 316 (SS), epox…
View article: Non-Einsteinian Viscosity Reduction in Boron Nitride Nanotube Nanofluids
Non-Einsteinian Viscosity Reduction in Boron Nitride Nanotube Nanofluids Open
(1) Introduction: Nanoparticles have multiple applications, including drug delivery systems, biosensing, and carbon capture. Non-Einstein-like viscosity reduction has been reported in nanoparticle-polymer blends at low nanoparticle concent…
View article: Fluctuating Flexoelectric Membranes in Asymmetric Viscoelastic Media: Power Spectrum through Mechanical Network and Transfer Function Models
Fluctuating Flexoelectric Membranes in Asymmetric Viscoelastic Media: Power Spectrum through Mechanical Network and Transfer Function Models Open
Flexoelectric liquid crystalline membranes immersed in asymmetric viscoelastic media is a material system model with physiological applications such as outer hair cells (OHCs), where membrane oscillations generate bulk flow. Motivated by t…
View article: DFT-continuum characterization of third-order elasticity of sI methane hydrates under pressure
DFT-continuum characterization of third-order elasticity of sI methane hydrates under pressure Open
Methane gas hydrates (GHs) are polyhedral crystalline guest-host materials found under high pressure and low-temperature conditions, which can serve as an energy source. Previous work on methane GH material physics was limited to simple li…
View article: Pattern formation, structure and functionalities of wrinkled liquid crystal surfaces: A soft matter biomimicry platform
Pattern formation, structure and functionalities of wrinkled liquid crystal surfaces: A soft matter biomimicry platform Open
This review presents an integrated theoretical and computational characterization and analysis of surface pattern formation in chiral and achiral liquid crystal self-assembly and the mechanical/optical/tribological/tissue engineering surfa…
View article: Atomistic-geometric simulations to investigate the mechanical stability of monocrystalline sI methane hydrates under pressure
Atomistic-geometric simulations to investigate the mechanical stability of monocrystalline sI methane hydrates under pressure Open
Gas hydrate mechanical stability under pressure is critically important in energy supply, global warming, and carbon-neutral technologies. The stability of these polyhedral guest-host crystals under increasing pressure is affected by host …
View article: Interfacial Effects during Phase Change in Multiple Levitated Tetrahydrofuran Hydrate Droplets
Interfacial Effects during Phase Change in Multiple Levitated Tetrahydrofuran Hydrate Droplets Open
Recent strategies developed to examine the nucleation of crystal structures like tetrahydrofuran (THF) hydrates without the effects of a solid interface have included acoustic levitation, where only a liquid-gas interface initially exists.…
View article: Molecular dynamics predictions of transport properties for carbon dioxide hydrates under pre-nucleation conditions using TIP4P/Ice water and EPM2, TraPPE, and Zhang carbon dioxide potentials
Molecular dynamics predictions of transport properties for carbon dioxide hydrates under pre-nucleation conditions using TIP4P/Ice water and EPM2, TraPPE, and Zhang carbon dioxide potentials Open
(1) Introduction: New technologies that leverage gas hydrates phenomena include carbon capture and sequestrations. These processes are often semi-continuous and require regulation of the system's flow properties for proper operation. Accur…
View article: Effects of Poly(vinylpyrrolidone) on the Dynamic Viscosity of Methane Hydrate Systems at High-Pressure Driving Forces: Investigation of Concentration, Molecular Weight, and Shear Rate
Effects of Poly(vinylpyrrolidone) on the Dynamic Viscosity of Methane Hydrate Systems at High-Pressure Driving Forces: Investigation of Concentration, Molecular Weight, and Shear Rate Open
The viscosity of methane hydrate slurries with poly(vinylpyrrolidone) (PVP)\nat 700 and 7000 ppm by weight, molecular weights of 40,000 (PVP40) and 360,000\n(PVP360) Da, and shear rates of 400 and 80 1/s, were measured in a\nhigh-pressure …
View article: Non-Einsteinian Viscosity Behavior in Plasma-Functionalized Graphene Nanoflake Nanofluids and Their Effect on the Dynamic Viscosity of Methane Hydrate Systems
Non-Einsteinian Viscosity Behavior in Plasma-Functionalized Graphene Nanoflake Nanofluids and Their Effect on the Dynamic Viscosity of Methane Hydrate Systems Open
Water's viscosity dependence on pressure was also not affected by O-GNFs,\nexcept at 10 ppm, where the shuttle effect may have increased the presence of\nhydrophobic methane bubbles in the solution. Under high pressure, the relative\nvisco…
View article: INTERBLEED: Design of an International Study of Risk Factors for Gastrointestinal Bleeding and Cardiovascular Events After Gastrointestinal Bleeding
INTERBLEED: Design of an International Study of Risk Factors for Gastrointestinal Bleeding and Cardiovascular Events After Gastrointestinal Bleeding Open
Knowledge of risk factors for bleeding, and risk factors for CV events and functional decline after bleeding, will help develop strategies to prevent bleeding and subsequent complications.
View article: All-Atom Molecular Dynamics of Pure Water–Methane Gas Hydrate Systems under Pre-Nucleation Conditions: A Direct Comparison between Experiments and Simulations of Transport Properties for the Tip4p/Ice Water Model
All-Atom Molecular Dynamics of Pure Water–Methane Gas Hydrate Systems under Pre-Nucleation Conditions: A Direct Comparison between Experiments and Simulations of Transport Properties for the Tip4p/Ice Water Model Open
(1) Background: New technologies involving gas hydrates under pre-nucleation conditions such as gas separations and storage have become more prominent. This has necessitated the characterization and modeling of the transport properties of …