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Taraphder, Debabrata Sinha, Snehasish Nandy, Suvendu Ghosh","submitted_at":"2019-11-04T11:03:47Z","abstract_excerpt":"The planar Hall effect (PHE), the appearance of an in-plane transverse voltage in the presence of co-planar electric ($\\mathbf{E}$) and magnetic ($\\mathbf{B}$) fields, occurs in regular Weyl semimetals (WSMs) as one of the fundamental manifestations of chiral anomaly. A major issue, therefore, is whether there are alternate route to PHE, without invoking chiral anomaly. We demonstrate that PHE exists in an inhomogeneous Weyl semimetal (IWSM) even in the absence of the aforesaid anomaly. 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