7 Result(s)
-
Article
Open AccessQuantum barriers engineering toward radiative and stable perovskite photovoltaic devices
Efficient photovoltaic devices must be efficient light emitters to reach the thermodynamic efficiency limit. Here, we present a promising prospect of perovskite photovoltaics as bright emitters by harnessing t...
-
Article
Open AccessEnhancing the reliability of particulate matter sensing by multivariate Tobit model using weather and air quality data
Low-cost particulate matter (PM) sensors have been widely used following recent sensor-technology advancements; however, inherent limitations of low-cost monitors (LCMs), which operate based on light scatterin...
-
Article
Open AccessHarmonic balance analysis of magnetically coupled two-degree-of-freedom bistable energy harvesters
Because a magnetically coupled two-degree-of-freedom bistable energy harvester (2-DOF MCBEH) shows the rich, complicated nonlinear behaviors caused by its coupled cubic nonlinearities, understanding the dynami...
-
Article
Carrier-resolved photo-Hall effect
The fundamental parameters of majority and minority charge carriers—including their type, density and mobility—govern the performance of semiconductor devices yet can be difficult to measure. Although the Hall...
-
Article
Efficient, stable and scalable perovskite solar cells using poly(3-hexylthiophene)
Perovskite solar cells typically comprise electron- and hole-transport materials deposited on each side of a perovskite active layer. So far, only two organic hole-transport materials have led to state-of-the-...
-
Article
Open AccessHigh-performance flexible perovskite solar cells exploiting Zn2SnO4 prepared in solution below 100 °C
Fabricating inorganic–organic hybrid perovskite solar cells (PSCs) on plastic substrates broadens their scope for implementation in real systems by imparting portability, conformability and allowing high-throu...
-
Article
Compositional engineering of perovskite materials for high-performance solar cells
Inorganic–organic lead halide perovskite could be efficient when used as the light-harvesting component of solar cells; here incorporation of methylammonium lead bromide into formamidinium lead iodide stabiliz...
