Qiong Ma

Feb 29, 2024 | nature.com | Qiong Ma

Polycrystalline films of the non-toxic element bismuth exhibit a room-temperature surface nonlinear Hall effect, which could make devices based on topological quantum effects more practical.

Feb 26, 2024 | mdpi.com | Yongzhi Sun |Qiong Ma

1. IntroductionEntrepreneurship is an important driver of economic development (Household entrepreneurship is recognized as vital to sustainable economic development and reducing unemployment. Household entrepreneurship is usually defined by criteria or combinations of criteria including household ownership, management by a household member, operational involvement of household members, and household member involvement across generations [,,].

Jun 22, 2023 | nature.com | Siyuan Dai |Qiong Ma

Controlling the twist angles between three α-phase molybdenum trioxide single layers enables the programmable and reconfigurable canalization of phonon polaritons along multiple in-plane directions. Twistronics, the study of how the rotation angles between layers of van der Waals materials can alter their electrical properties, has garnered great attention since the discovery of magic-angle graphene in 2018 (ref. 1).