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How does the size and shape of a catalyst affect its activity in a density functional theory calculation of a catalytic reaction?

asked Feb 24 in Computational Chemistry by WilburGuerre (2.3k points)

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How does the selectivity of oxidation of hydrocarbons on metal surfaces change when the size of the metal nanoparticles is varied?

asked Feb 24 in Surface Chemistry by KaraTva8370 (2.3k points)

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How does the size and concentration of microplastics in seawater affect the bioaccumulation of harmful chemicals in marine animals, and what are the potential consequences for human consumption of contaminated seafood?

asked Feb 24 in Environmental Chemistry by GroverRamey (2.2k points)

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How does the size and shape of metallic nanoparticles affect their catalytic activity in a reaction?

asked Feb 24 in Materials Chemistry by JackQ7308746 (2.0k points)

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How does the selectivity of hydrocarbon oxidation on a metal surface vary with changes in temperature, pressure, and gas composition?

asked Feb 24 in Surface Chemistry by TammiTolbert (2.1k points)

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What is the relationship between the size of a quantum dot and its electronic and optical properties, and how can this relationship be accurately calculated using quantum chemistry methods?

asked Feb 24 in Quantum Chemistry by KreogMoore5 (6.4k points)

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What is the relationship between the crystal structure and electronic properties of perovskite materials, and how can this knowledge be used to optimize the efficiency of perovskite solar cells?

asked Feb 24 in Quantum Chemistry by ChuRosenbaum (2.2k points)

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What factors influence the selectivity of a chemical reaction and how can quantum chemistry principles be used to predict and optimize selectivity in complex reaction systems?

asked Feb 24 in Quantum Chemistry by DanClay0864 (2.1k points)

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What factors determine the selectivity of a chemical reaction and how can we predict the outcome using quantum chemistry calculations?

asked Feb 24 in Quantum Chemistry by K29986283214 (2.0k points)

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How does the size and charge of particles in a colloid system affect the stability and interactions between particles in the system?

asked Feb 24 in Physical Chemistry by NicholasTwm2 (2.0k points)

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What is the relationship between the size and shape of nanoparticles and their photochemical properties? Specifically, how does the absorption and emission spectra of gold nanoparticles change as their size and shape are varied?

asked Feb 24 in PhotoChemistry by JanisMontane (1.8k points)

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How does the release of heavy metals such as mercury, lead, and cadmium from industrial effluents impact the environment and human health, and what are the best techniques to measure and monitor their concentrations in water, soil, and air samples?

asked Feb 24 in Environmental Chemistry by Shawn33B4717 (1.9k points)

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What is the relationship between temperature and surface tension of a liquid, and how can it be experimentally determined using a stalagmometer and capillary rise method?

asked Feb 24 in Surface Chemistry by Annett65L392 (2.1k points)

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What is the shape of the ammonia (NH3) molecule and how does the application of quantum mechanics elucidate its structural properties?

asked Feb 24 in Physical Chemistry by WalterC19362 (2.4k points)

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How does the release of chlorofluorocarbons (CFCs) lead to ozone depletion, and what are the potential impacts on Earth's atmosphere and ecosystems?

asked Feb 24 in Environmental Chemistry by JoycelynFran (2.7k points)

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How does the size and shape of nanomaterials affect their catalytic activity in various chemical reactions?

asked Feb 24 in Materials Chemistry by LannyNewell (1.8k points)

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How does the shape and size of metal complexes affect their photochemical properties? Provide specific examples and experimental evidence.

asked Feb 24 in PhotoChemistry by LeannaCremea (1.6k points)

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What is the effect of varying the size and shape of gold nanoparticles on their catalytic activity in the reduction of 4-nitrophenol, and how does this compare to other common catalysts such as silver or palladium nanoparticles?

asked Feb 24 in Materials Chemistry by GingerJ92570 (1.6k points)

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How does the size and shape of a quantum dot or quantum well affect its electronic and optical properties?

asked Feb 24 in Quantum Chemistry by JoyGlauert80 (2.0k points)

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What is the relationship between the structure and electronic properties of metal-organic frameworks, and how can quantum chemistry be used to predict magnetic properties of these materials?

asked Feb 24 in Quantum Chemistry by AllanKew2295 (2.0k points)

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