Angle-resolved photoemission spectroscopy (ARPES) and scanning tunneling microscopy
(STM) have become indispensable tools in the study of correlated quantum materials. Both …

Strongly correlated systems present fundamental challenges, especially in materials in
which electronic correlations cause a strong increase of the effective mass of the charge …

Heavy-fermion systems represent one of the paradigmatic strongly correlated states of
matter,,,–. They have been used as a platform for investigating exotic behaviour ranging …

Kondo lattices are ideal testbeds for the exploration of heavy-fermion quantum phases of
matter. While our understanding of Kondo lattices has traditionally relied on complex bulk f …

Searching for heavy fermion (HF) states in non–f-electron systems becomes an interesting
issue, especially in the presence of magnetism, and can help explain the physics of complex …

As an exemplary Kondo insulator, SmB 6 has been studied for several decades. However,
direct evidence for the development of the Kondo coherent state and for the evolution of the …

The Cooper pairing mechanism of heavy fermionsuperconductors,,,, long thought to be due
to spin fluctuations,,, has not yet been determined. It is the momentum space (k-space) …

Heavy-fermion metals are prototype systems for observing emergent quantum phases
driven by electronic interactions,,,,–. A long-standing aspiration is the dimensional reduction …

Heavy-fermion systems share some of the strange metal phenomenology seen in other
unconventional superconductors, providing a unique opportunity to set strange metals in a …

Understanding the origin of superconductivity in strongly correlated electron systems
continues to be at the forefront of the unsolved problems of physics. Among the heavy f …