First, the payload requirements and problems faced by traditional multi-beam antenna are described. The user beam of the VHTS payload system mainly uses Ka-band multi-beam antenna for a large range of ...

Photonics denotes the science of generation, detection, and manipulation of light waves. Photonic-based methods have contributed significantly to public health in terms of developing rapid, ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

We collaborate with the world's leading lawyers to deliver news tailored for you. Sign Up for any (or all) of our 25+ Newsletters. Some states have laws and ethical rules regarding solicitation and ...

Despite not being an essential element for plant growth, silicon increases plants’ tolerance of biotic stresses, such as pests and diseases; and abiotic ones, such as drought and salinity. The effects ...

The law known as the Tax Cuts and Jobs Act (TCJA), P.L. 115-97, which generally took effect in 2018, provides welcome simplifications for small business taxpayers. This article highlights some of ...

Learn when static methods can’t be unit tested and how to use wrapper classes and the Moq and xUnit frameworks to unit test them when they can When building or working in .NET applications you might ...