The description of the chemical bond as two electrons led Lewis to an explanation of the behaviour of strong electrolytes, which was at the time the most pressing problem in physical chemistry.

The 1930s was a time when modernism was very strong both as a literary movement and philosophically sweeping away the old idealism, and putting forward the scientific model as the only means to truth.

Researchers have developed a simple model system that can be used to break down fibrils -- the cause of numerous disorders including Alzheimer's and Parkinson's disease -- into their constituent ...

Sodium chloride is an ionic compound. The table shows some limitations of different models for sodium chloride.

Water, a molecule essential for life, has unusual properties—known as anomalies—that define its behavior. However, there are ...

H 2 S is considered to be one of the most primitive sulfur-bearing molecules in the interstellar medium, and an essential ...

The origin of many diseases such as Alzheimer's or Parkinson's can be found at the molecular level in our body, in other ...

That’s why many financial advisors offer their clients model portfolios, which are like investing recipes designed by professional wealth managers. Advisors can tweak the models based on a ...

Chemical-kinetic modelling is the key to understanding and simulating reactive combustion processes. Our aim is to develop, optimise and provide accurate and efficient models for CFD that are directly ...

(The term “Fed model” was coined after testimony by former Fed chair Alan Greenspan.) It compares earnings yields for equities against real bond yields for government bonds. He says it’s ...

Low-risk, inflation-linked I bonds may be worth considering. Interest earned in the previous six months is added to the bond’s principal. The Treasury sets new I bond interest rates in May and ...