This review presents recent breakthroughs in the realm of nonlinear Hall effects,
emphasizing central theoretical foundations and recent experimental progress. We elucidate …

To add to the rapidly progressing field of ultrafast photocurrent, we propose a universal
method to generate photocurrent in normal and topological materials using a pair of …

Generating and tailoring photocurrent in topological materials has immense importance in
fundamental studies and technological front. Present work introduces a universal method to …

Among antiferromagnetic materials, Mn 2 Au is one of the most intensively studied, and it
serves as a very popular platform for testing various ideas related to antiferromagnetic …

Antiferromagnetic materials have several unique properties, such as a vanishingly small net
magnetization, which generates weak dipolar fields and makes them robust against …

Co 2 MnGe (CMG) has been demonstrated recently as a half-metallic ferromagnetic Heusler
alloy, which possesses a topologically non-trivial band structure. This behavior is unique to …

Condensed-matter provides attractive platforms to realize exotic particles, originally
proposed in high-energy physics. Weyl semimetal (WSM) is a material in which low-energy …

Topology and physics share a long and eminent history. In this dissertation, we apply the
tools of topology to study the physics of electrons and phonons in periodic media. The …