Dr Helen He's Outputs (2)

Electric Field–Controlled Multistep Proton Evolution in HxSrCoO2.5 with Formation of H–H Dimer (2019)
Journal Article
Li, H., Lou, F., Wang, Y., Zhang, Y., Zhang, Q., Wu, D., Li, Z., Wang, M., Huang, T., Lyu, Y., Guo, J., Chen, T., Wu, Y., Arenholz, E., Lu, N., Wang, N., He, Q., Gu, L., Zhu, J., Nan, C., …Yu, P. (2019). Electric Field–Controlled Multistep Proton Evolution in HxSrCoO2.5 with Formation of H–H Dimer. Advanced Science, 6(20), Article 1901432. https://doi.org/10.1002/advs.201901432

Ionic evolution–induced phase transformation can lead to wide ranges of novel material functionalities with promising applications. Here, using the gating voltage during ionic liquid gating as a tuning knob, the brownmillerite SrCoO2.5 is transformed... Read More about Electric Field–Controlled Multistep Proton Evolution in HxSrCoO2.5 with Formation of H–H Dimer.

Tuning the electronic properties of epitaxial strained CaFeO3−δ thin films (2019)
Journal Article
Huang, T., Wang, Y., Li, H., Wang, M., Lyu, Y., Shen, S., Lu, N., He, Q., & Yu, P. (2019). Tuning the electronic properties of epitaxial strained CaFeO3−δ thin films. Applied Physics Letters, 114(22), Article 221907. https://doi.org/10.1063/1.5098025

Strain engineering of transition metal oxides due to their desirable properties has long been a focal point in both physics and material sciences. Here, we investigate the strain dependence of electronic and optical properties of the high valence iro... Read More about Tuning the electronic properties of epitaxial strained CaFeO3−δ thin films.