On the industry concentration of actively managed equity mutual funds
Mutual fund managers may decide to deviate from a well‐diversified portfolio and concentrate
their holdings in industries where they have informational advantages. In this paper, we …
their holdings in industries where they have informational advantages. In this paper, we …
Prevalence of and risk factors associated with mental health symptoms among the general population in China during the coronavirus disease 2019 pandemic
L Shi, ZA Lu, JY Que, XL Huang, L Liu… - JAMA network …, 2020 - jamanetwork.com
Importance People exposed to coronavirus disease 2019 (COVID-19) and a series of imperative
containment measures could be psychologically stressed, yet the burden of and factors …
containment measures could be psychologically stressed, yet the burden of and factors …
Managing grains and interfaces via ligand anchoring enables 22.3%-efficiency inverted perovskite solar cells
Inverted perovskite solar cells have attracted increasing attention because they have
achieved long operating lifetimes. However, they have exhibited significantly inferior power …
achieved long operating lifetimes. However, they have exhibited significantly inferior power …
Efficient and stable solution-processed planar perovskite solar cells via contact passivation
Planar perovskite solar cells (PSCs) made entirely via solution processing at low temperatures
(<150C) offer promise for simple manufacturing, compatibility with flexible substrates, and …
(<150C) offer promise for simple manufacturing, compatibility with flexible substrates, and …
Universal energy-level alignment of molecules on metal oxides
…, MG Helander, WM Tang, ZB Wang, J Qiu, ZH Lu - Nature materials, 2012 - nature.com
Transition-metal oxides improve power conversion efficiencies in organic photovoltaics and
are used as low-resistance contacts in organic light-emitting diodes and organic thin-film …
are used as low-resistance contacts in organic light-emitting diodes and organic thin-film …
Bipolar-shell resurfacing for blue LEDs based on strongly confined perovskite quantum dots
Colloidal quantum dot (QD) solids are emerging semiconductors that have been actively
explored in fundamental studies of charge transport 1 and for applications in optoelectronics 2 . …
explored in fundamental studies of charge transport 1 and for applications in optoelectronics 2 . …
Transition metal oxide work functions: the influence of cation oxidation state and oxygen vacancies
…, MG Helander, WM Tang, ZH Lu - Advanced Functional …, 2012 - Wiley Online Library
Transition metal oxides are capable of a wide range of work functions. This quality allows them
to be used in many applications that involve charge transfer with adsorbed molecules, for …
to be used in many applications that involve charge transfer with adsorbed molecules, for …
[PDF][PDF] Highly efficient perovskite-quantum-dot light-emitting diodes by surface engineering
All-inorganic perovskite QDs (APQDs), such as CsPbX3 (X= Cl, Br, and I), exhibit superior
thermal stability compared to their hybrid analogues. They have the potential to be integrated …
thermal stability compared to their hybrid analogues. They have the potential to be integrated …
Out of sight, out of mind: The effects of expenses on mutual fund flows
We argue that the purchase decisions of mutual fund investors are influenced by salient,
attention‐grabbing information. Investors are more sensitive to salient, in‐your‐face fees, like …
attention‐grabbing information. Investors are more sensitive to salient, in‐your‐face fees, like …
Strain analysis and engineering in halide perovskite photovoltaics
Halide perovskites are a compelling candidate for the next generation of clean-energy-harvesting
technologies owing to their low cost, facile fabrication and outstanding semiconductor …
technologies owing to their low cost, facile fabrication and outstanding semiconductor …