Siwen Liu
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View article: Flexible Moral Hazard Problems with Adverse Selection
Flexible Moral Hazard Problems with Adverse Selection Open
We study a moral hazard problem with adverse selection: a risk-neutral agent can directly control the output distribution and possess private information about the production environment. The principal designs a menu of contracts satisfyin…
View article: The inverse problem of time-fractional order and volatility for European option under time-fractional Black-Scholes model
The inverse problem of time-fractional order and volatility for European option under time-fractional Black-Scholes model Open
In this paper, we discuss the inverse problem of time-fractional order and volatility for European option pricing under the time-fractional Black-Scholes model. This inverse problem is an optimization problem, which is proposed by the Tikh…
View article: Potential Water Collection From Air by Chloride Perovskites
Potential Water Collection From Air by Chloride Perovskites Open
Directly capturing water from the air has become a compelling strategy to secure water resources. Yet, challenges persist with sorption‐based hygroscopic materials, such as inadequate water adsorption efficiency, material degradation post‐…
View article: Study on the treatment of dysphagia after stroke with electromyographic biofeedback intensive training
Study on the treatment of dysphagia after stroke with electromyographic biofeedback intensive training Open
BACKGROUND Dysphagia, or swallowing disorder, is a common complication following stroke, significantly impacting patients' quality of life. Electromyographic biofeedback (EMGBF) therapy has emerged as a potential rehabilitation technique t…
View article: The Distribution and Health Risk Assessment of Potential Toxic Elements in Atmospheric Deposition from Ion-Adsorption Rare Earth Mining Areas in the Ganzhou City of Southeast China
The Distribution and Health Risk Assessment of Potential Toxic Elements in Atmospheric Deposition from Ion-Adsorption Rare Earth Mining Areas in the Ganzhou City of Southeast China Open
Potential toxic elements (PTEs), including Pb, Cr, Cd, Ni, Cu, As, and Mo, are common pollutants in ion-adsorption rare earth mines (IAREEMs), and atmospheric deposition is an important method of PTE migration. However, the level of PTE at…
View article: Preparation of two-dimensional perovskite layer by solution method for improving stability of FAPbI<sub>3</sub> perovskite solar cells
Preparation of two-dimensional perovskite layer by solution method for improving stability of FAPbI<sub>3</sub> perovskite solar cells Open
Organic-inorganic metal halide perovskite solar cells (PSCs) have been widely studied due to their excellent photoelectric conversion performance, but the inherent chemical instability of CH(NH2)2PbI3 (FAPb…
View article: Study on Properties of Regenerated Fluorinated Polyurethane Rigid Foam Prepared by Degrading Waste Polyurethane
Study on Properties of Regenerated Fluorinated Polyurethane Rigid Foam Prepared by Degrading Waste Polyurethane Open
Polyurethane (PU) has become one of the most widely used materials in the industrial field due to its excellent performance and wide range of applications. The increasing consumption of polyurethane materials has resulted in significant po…
View article: Numerical Analysis of Friction Conditions on Temperature and Phases Within Forged Ti-6Al-4V Aeroengine Drum
Numerical Analysis of Friction Conditions on Temperature and Phases Within Forged Ti-6Al-4V Aeroengine Drum Open
Friction conditions significantly impact the temperature and phases of titanium forged parts, further directly affecting the microstructures and mechanical properties of final parts. In this paper, a 2D simplified FE model combined with ph…
View article: The influence of soil particle size distribution and clay minerals on ammonium nitrogen in weathered crust elution-deposited rare earth tailing
The influence of soil particle size distribution and clay minerals on ammonium nitrogen in weathered crust elution-deposited rare earth tailing Open
Even after being abandoned for many years, a large number of weathered crust elution-deposited rare earth (WCED-RE) tailings continue to release ammonia nitrogen (AN) pollution into their surrounding environments. However, the influences o…
View article: Clinical Data on Hospital Environmental Hygiene Monitoring and Medical Staff Protection during the Coronavirus Disease 2019 Outbreak
Clinical Data on Hospital Environmental Hygiene Monitoring and Medical Staff Protection during the Coronavirus Disease 2019 Outbreak Open
Background The outbreak of coronavirus disease 2019 (COVID-19) has placed unprecedented challenges on hospital environmental hygiene and medical staff protection. It is crucial to assess hospital environmental hygiene to understand the mos…