{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["9(12)"],"submitter":["Wang C"],"pubmed_abstract":["The second-order nonlinear Hall effect observed in the time-reversal symmetric system has not only shown abundant physical content, but also exhibited potential application prospects. Recently, a third-order nonlinear Hall effect has been observed in MoTe<sub>2</sub> and WTe<sub>2</sub>. However, few-layer MoTe<sub>2</sub> and WTe<sub>2</sub> are usually unstable in air and the observed third-order nonlinear Hall effect can be measured only at low temperature, which hinders further investigation as well as potential application. Thus, exploring new air-stable material systems with a sizable third-order nonlinear Hall effect at room temperature is an urgent task. Here, in type-II Weyl semimetal TaIrTe<sub>4</sub>, we observed a pronounced third-order nonlinear Hall effect, which can exist at room temperature and remain stable for months. The third-order nonlinear Hall effect is connected to the Berry-connection polarizability tensor instead of the Berry curvature. The possible mechanism of the observation of the third-order nonlinear Hall effect in TaIrTe<sub>4</sub> at room temperature has been discussed. Our findings will open an avenue towards exploring room-temperature nonlinear devices in new quantum materials."],"journal":["National science review"],"pagination":["nwac020"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9869080"],"repository":["biostudies-literature"],"pubmed_title":["Room-temperature third-order nonlinear Hall effect in Weyl semimetal TaIrTe<sub>4</sub>."],"pmcid":["PMC9869080"],"pubmed_authors":["Liu H","Yang SA","Wang C","Gao WB","Xiao RC","Cai H","Zhu C","Wang N","Liu Z","Zhang Z","Lai S","Chen S","Deng Y"],"additional_accession":[]},"is_claimable":false,"name":"Room-temperature third-order nonlinear Hall effect in Weyl semimetal TaIrTe<sub>4</sub>.","description":"The second-order nonlinear Hall effect observed in the time-reversal symmetric system has not only shown abundant physical content, but also exhibited potential application prospects. Recently, a third-order nonlinear Hall effect has been observed in MoTe<sub>2</sub> and WTe<sub>2</sub>. However, few-layer MoTe<sub>2</sub> and WTe<sub>2</sub> are usually unstable in air and the observed third-order nonlinear Hall effect can be measured only at low temperature, which hinders further investigation as well as potential application. Thus, exploring new air-stable material systems with a sizable third-order nonlinear Hall effect at room temperature is an urgent task. Here, in type-II Weyl semimetal TaIrTe<sub>4</sub>, we observed a pronounced third-order nonlinear Hall effect, which can exist at room temperature and remain stable for months. The third-order nonlinear Hall effect is connected to the Berry-connection polarizability tensor instead of the Berry curvature. The possible mechanism of the observation of the third-order nonlinear Hall effect in TaIrTe<sub>4</sub> at room temperature has been discussed. Our findings will open an avenue towards exploring room-temperature nonlinear devices in new quantum materials.","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Dec","modification":"2025-04-04T12:10:38.997Z","creation":"2025-02-19T03:00:31.284Z"},"accession":"S-EPMC9869080","cross_references":{"pubmed":["36694799"],"doi":["10.1093/nsr/nwac020"]}}