Recent activity by KatjaQuinone

1 answer 16 views

How does the size and shape of host molecules affect their ability to bind with guest molecules in supramolecular systems, and how can computational methods be used to study and predict these interactions?

asked 22 hours ago in Computational Chemistry

1 answer 14 views

How does the photochemical behavior of (+)-carvone differ from that of (-)-carvone, and what is the origin of this difference in terms of their molecular structure and chirality?

answered 3 days ago in PhotoChemistry

1 answer 26 views

What is the impact of pH on the surface charge of a biomembrane and how does this affect the interaction of the biomembrane with other molecules?

asked 3 days ago in Surface Chemistry

1 answer 21 views

What is the relationship between the optical properties of molecules and their electronic excited states, and how can these properties be calculated using quantum chemistry methods? Provide specific examples of molecules and their electronic transitions.

asked 3 days ago in Quantum Chemistry

1 answer 25 views

What is the most probable product of the gas-phase reaction between methane and chlorine initiated by ultraviolet radiation? Use Monte Carlo simulations to predict the ratio of products formed under different conditions of temperature and pressure.

asked 3 days ago in Computational Chemistry

1 answer 14 views

What is the most efficient method for synthesizing zeolites with specific surface area and porosity properties suitable for use in catalysis?

asked 3 days ago in Materials Chemistry

1 answer 14 views

What is the effect of changing temperature and pressure on the equilibrium constant and reaction rate of the iodine clock reaction between potassium persulfate and potassium iodide?

answered 4 days ago in Chemical kinetics

1 answer 23 views

How can we optimize the process conditions (temperature, pressure, and time) to increase the yield of ammonia in the Haber process used for fertilizer production?

answered 5 days ago in Chemical engineering

1 answer 25 views

How does the angle of collision between reactant molecules affect the reaction rate in the reaction between iodine and propanone?

answered Feb 17 in Chemical kinetics

1 answer 25 views

What is the active site of the copper-containing protein, cytochrome c oxidase (CcO), and how does it play a crucial role in the enzyme's catalytic mechanism for the reduction of molecular oxygen to water in aerobic respiration?

asked Feb 17 in Coordination Chemistry

1 answer 34 views

How does the absorption of light by a molecule or material affect its chemical and physical properties?

asked Feb 17 in Quantum Chemistry

1 answer 30 views

How can we optimize the release rate of a drug from a polymer-based drug delivery system?

asked Feb 14 in Polymer Chemistry

1 answer 7 views

What is the mechanism of action and chemical signaling pathways of the hormone insulin in the regulation of glucose metabolism in the body?

answered Feb 13 in BioChemistry

1 answer 53 views

What is the bond angle in a molecule of carbon dioxide (CO2)?

asked Feb 13 in Chemical bonding

1 answer 9 views

How can we design a novel antiviral drug that effectively targets viral replication while minimizing harmful side-effects in the human body?

answered Feb 12 in Medicinal Chemistry

1 answer 40 views

What type of inorganic solid is copper (II) sulfate, and what properties can be used to identify its classification as ionic, covalent, or metallic?

asked Feb 12 in Inorganic Chemistry

1 answer 47 views

What are the key differences between constitutive and alternative splicing of RNA and how do they affect gene expression in eukaryotic cells?

asked Feb 12 in BioChemistry

1 answer 28 views

How can the molecular weight and the degree of polymerization of polyvinylpyrrolidone be controlled during its synthesis from vinylpyrrolidone monomer?

answered Feb 10 in Chemical synthesis

1 answer 46 views

How can the mechanical properties of a polymer-based smart material be manipulated by changing its chemical composition and processing conditions?

answered Feb 10 in Polymer Chemistry

1 answer 34 views

How can the chemical properties of liquid crystals be optimized to enhance their performance in display technology, particularly in terms of brightness, contrast, and response time?

asked Feb 6 in Materials Chemistry

Categories