Superconductivity in flat bands is a central feature of quantum geometric effects, supported by mean-field theory and numerics. Here, the authors exhibit a large family of flat band Hubbard models ...

Nanoscale materials, or nanomaterials, are materials where at least one relevant length scale is within the range of nanometres. These materials usually have very different properties from their bulk ...

It’s important for your accounts receivable team to track both gross revenue and net revenue. But what is the difference? It’s crucial to understand the distinction because gross revenue provides only ...