organic chemistry - What are the main differences of CTAB and …
2014年2月13日 · The CMC (critical micellar concentration) , determined by ESR spectroscopy and by fluorescence spectroscopy are in the range of 1 mM for CTAB and 14 mM for DTAB, …
What is the difference between the roles of a surfactant and a ...
2015年10月2日 · CTAB is a cationic surfactant, SDS is an anion surfactant. These surfactants act to selectively stabilize ionic faces on the crystal as it grows, causing those faces to grow more …
Difference between starch surfactant and CTAB, SDS, Tx-100
2015年10月17日 · I am doing a research on the effect of surfactant on ZnO nanoparticles properties. There is a confusion here between starch surfactant and CTAB, Tx-100 and SDS. I …
Why do bubbles form and stay when I shake a bottle of tea?
2021年2月12日 · Compounds acting as surfactants may be artificial (like CTAB) made for cleaning, or processes from natural sources, e.g., polysaccharides (like starch), or plain …
surfactants - What are "tensides"? - Chemistry Stack Exchange
2018年3月21日 · Some German site when translated from German to English changed the word tenside to surfactant, so I don't know if it is different class of chemicals or just a German word …
solvents - Understanding observations of dissolving surfactants in ...
2015年11月26日 · The main surfactant ingredients in it are Methyl Gluceth 20, Sodium Laureth Sulfate, and Lauryl Glucoside. First I diluted the sample in water, and added it to a separating …
thermodynamics - The entropy change during micellization
2013年11月22日 · In order to accommodate the hydrophobic tail of the free surfactant, the hydrogen-bonded structure of bulk water must be distorted. A nonpolar hydrocarbon cannot …
reaction mechanism - What is the difference between the …
I am attempting to adapt a hydrothermal method for synthesizing $\ce{PbS}$ nanocrystals to my school that contains a mixture of cationic and anionic surfactants sodium dodecyl sulfate (.05 …
Why do surfactants lower the surface tension
2020年8月12日 · If you add some "surfactant", aka "tensioactive" agents, in water, its "least unfavorable" position would be at the interface between water and the other medium (usually …
What is the opposite of a surfactant? - Chemistry Stack Exchange
2012年11月2日 · Briefly, the cause for surface tension is the difference in the energetic state between a molecule at the surface compared to a molecule inside the liquid phase: the …