Recent activity by JaninaDohert

1 answer 74 views

What is the relationship between the chemical structure and electronic properties of conjugated polymers? How does changing the length or substitution of the polymer chain affect its electronic and optical properties?

answered Feb 24 in Quantum Chemistry

1 answer 79 views

What is the optimum concentration of nitric acid required for preparing 2,4-dinitrobenzoic acid from benzoic acid? How does this concentration affect the overall yield of the synthesis reaction?

asked Feb 22 in Chemical synthesis

1 answer 74 views

How do the photochemical properties of the fluorescent dye, Rhodamine B, change when exposed to different wavelengths of light and how can this be applied in the development of fluorescent imaging techniques?

asked Feb 22 in PhotoChemistry

1 answer 67 views

What is the optimal operating condition of a system designed for the production of surfactants in terms of temperature, pressure, and Reactor Residence Time (RRT) to achieve the highest yield?

asked Feb 21 in Chemical engineering

1 answer 81 views

What is the most efficient and environmentally friendly method for producing white paint with the desired properties of opacity, gloss, and viscosity using titanium dioxide as the primary pigment and binder?

answered Feb 21 in Chemical engineering

1 answer 77 views

What are the main factors that affect the degradation and stability of polymeric materials and how can we control or minimize their impact in different environments?

answered Feb 20 in Polymer Chemistry

1 answer 72 views

How does the length and conjugation of a polymer chain affect its electronic and optical properties?

asked Feb 20 in Quantum Chemistry

1 answer 89 views

How does the intensity of light affect the rate of a photochemical reaction? Provide experimental evidence to support your answer.

answered Feb 20 in Physical Chemistry

1 answer 79 views

How does the excitation wavelength affect the emission intensity and lifetime of a commonly used fluorescent dye such as fluorescein?

answered Feb 20 in PhotoChemistry

1 answer 94 views

What is the mechanism of the esterification reaction between acetic acid and ethanol, and how does the reaction conditions affect the yield of the product?

answered Feb 20 in Organic Chemistry

1 answer 71 views

How do the electronic and magnetic properties of transition metal complexes vary with changes in their ligand environments and oxidation states?

answered Feb 20 in Quantum Chemistry

1 answer 83 views

What is the effect of monomer structure on the electrical conductivity of polymer-based electronic materials?

answered Feb 20 in Polymer Chemistry

1 answer 84 views

What is the effect of the anion type on the viscosity of different ionic liquids at varying temperatures and pressure?

asked Feb 20 in Physical Chemistry

1 answer 78 views

How does the coordination chemistry of metalloproteins and metalloenzymes affect their biological functions?

answered Feb 19 in Coordination Chemistry

1 answer 84 views

What is the balanced chemical equation for the combustion of methane gas (CH4) and what is the oxidation state of carbon in CH4 before and after the combustion reaction?

answered Feb 17 in Chemical reactions

1 answer 75 views

What factors affect the prediction of chemical reactivity and selectivity in certain reaction pathways, and how can these factors be optimized to increase yield and efficiency in chemical synthesis?

asked Feb 14 in Quantum Chemistry

1 answer 91 views

How does the elevation of certain amino acid levels in the blood affect the production of neurotransmitters and lead to neurological disorders like phenylketonuria (PKU) and maple syrup urine disease (MSUD)?

answered Feb 13 in BioChemistry

1 answer 118 views

How can the properties of liquid crystals be optimized for use in display technology?

asked Feb 10 in Materials Chemistry

1 answer 91 views

How can the production process of a pharmaceutical drug be optimized to reduce the cost of production without compromising the quality of the final product?

answered Feb 10 in Chemical engineering

1 answer 81 views

How can the conductivity of a polymer-based electronic material be increased without sacrificing its mechanical properties?

answered Feb 6 in Polymer Chemistry

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