Small-angle X-ray and neutron scattering

CM Jeffries, J Ilavsky, A Martel, S Hinrichs… - Nature Reviews …, 2021 - nature.com
Small-angle scattering (SAS) is a technique that is able to probe the structural organization
of matter and quantify its response to changes in external conditions. X-ray and neutron …

Small angle X-ray scattering for nanoparticle research

T Li, AJ Senesi, B Lee - Chemical reviews, 2016 - ACS Publications
X-ray scattering is a structural characterization tool that has impacted diverse fields of study.
It is unique in its ability to examine materials in real time and under realistic sample …

Regulating surface potential maximizes voltage in all-perovskite tandems

H Chen, A Maxwell, C Li, S Teale, B Chen, T Zhu… - Nature, 2023 - nature.com
The open-circuit voltage (V OC) deficit in perovskite solar cells is greater in wide-bandgap
(over 1.7 eV) cells than in perovskites of roughly 1.5 eV (refs.,). Quasi-Fermi-level-splitting …

Quantum-size-tuned heterostructures enable efficient and stable inverted perovskite solar cells

H Chen, S Teale, B Chen, Y Hou, L Grater, T Zhu… - Nature …, 2022 - nature.com
The energy landscape of reduced-dimensional perovskites (RDPs) can be tailored by
adjusting their layer width (n). Recently, two/three-dimensional (2D/3D) heterostructures …

Suppressing phase disproportionation in quasi-2D perovskite light-emitting diodes

K Wang, ZY Lin, Z Zhang, L Jin, K Ma, AH Coffey… - Nature …, 2023 - nature.com
Electroluminescence efficiencies and stabilities of quasi-two-dimensional halide perovskites
are restricted by the formation of multiple-quantum-well structures with broad and …

Ultrathin ferroic HfO2–ZrO2 superlattice gate stack for advanced transistors

SS Cheema, N Shanker, LC Wang, CH Hsu, SL Hsu… - Nature, 2022 - nature.com
With the scaling of lateral dimensions in advanced transistors, an increased gate
capacitance is desirable both to retain the control of the gate electrode over the channel and …

Oriented nucleation in formamidinium perovskite for photovoltaics

P Shi, Y Ding, B Ding, Q Xing, T Kodalle… - Nature, 2023 - nature.com
The black phase of formamidinium lead iodide (FAPbI3) perovskite shows huge promise as
an efficient photovoltaic, but it is not favoured energetically at room temperature, meaning …

Bipolar-shell resurfacing for blue LEDs based on strongly confined perovskite quantum dots

Y Dong, YK Wang, F Yuan, A Johnston, Y Liu… - Nature …, 2020 - nature.com
Colloidal quantum dot (QD) solids are emerging semiconductors that have been actively
explored in fundamental studies of charge transport and for applications in optoelectronics …

Emergent ferroelectricity in subnanometer binary oxide films on silicon

SS Cheema, N Shanker, SL Hsu, Y Rho, CH Hsu… - Science, 2022 - science.org
The critical size limit of voltage-switchable electric dipoles has extensive implications for
energy-efficient electronics, underlying the importance of ferroelectric order stabilized at …

CO2 electrolysis to multicarbon products at activities greater than 1 A cm−2

FP García de Arquer, CT Dinh, A Ozden, J Wicks… - Science, 2020 - science.org
Electrolysis offers an attractive route to upgrade greenhouse gases such as carbon dioxide
(CO2) to valuable fuels and feedstocks; however, productivity is often limited by gas diffusion …