Highlights d Comprehensive T2A-GAL4 knockin resources for neurotransmitter receptors in flies d T2A-GAL4 can be converted into other reporters by RMCE d Quantitative analyses of receptor expression reveal segmentation of the fly brain d Four dopamine receptor proteins have distinct and dynamic subcellular localization
One of central issues in iron-based superconductors is the role of structural change to the superconducting transition temperature (Tc). It was found in FeSe that the lattice strain leads to a drastic increase in Tc, accompanied by suppression of nematic order. By angle-resolved photoemission spectroscopy on tensile-or compressive-strained and strain-free FeSe, we experimentally show that the in-plane strain causes a marked change in the energy overlap (∆E h−e ) between the hole and electron pockets in the normal state. The change in ∆E h−e modifies the Fermi-surface volume, leading to a change in Tc. Furthermore, the strength of nematicity is also found to be characterized by ∆E h−e . These results suggest that the key to understanding the phase diagram is the fermiology and interactions linked to the semimetallic band overlap.
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