Magnetism plays a key role in modern science and technology, but still many open questions arise from the interplay of magnetic many-body interactions. Deeper insight into complex magnetic behaviour ...

In this paper is presented a simultaneous equation model that is non-triangular, its disturbances having a non-diagonal covariance matrix, and yet is causal and recursive, and whose underlying ...

Structures that respond to rising temperature by moving in a carefully controlled manner are being developed by scientists in Malta. The material contains a frameworks of struts, which each respond ...