3,994 results match your criteria: "Renmin University of China[Affiliation]"

The high chlorine content in municipal solid waste incineration (MSWI) fly ash is a key factor restricting its treatment and disposal. In this study, a new treatment method was proposed to enhance the deep dechlorination of fly ash by coupling supercritical CO (SC) treatment with water washing. Simultaneously the alkaline compounds in fly ash can fix CO and achieve CO credits.

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Phase Transition and Multistability in Dicke Dimer.

Phys Rev Lett

December 2024

Department of Physics and Astronomy, and Smalley-Curl Institute, Rice University, Houston, Texas 77251-1892, USA.

The hybrid quantum system of cold atomic gas and optical cavity can host many exotic phenomena including phase transitions and multistabilities. In this Letter, we investigate the effect of photon hopping between two Dicke cavities and show rich quantum phases for steady states and dynamic processes. Starting from a generic dimer system where the two cavities are not necessarily identical, we analytically obtain all possible steady-state phases and confirm their existence by numerical calculations.

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Multi-way overlapping clustering by Bayesian tensor decomposition.

Stat Interface

February 2024

Department of Statistics, Texas A&M University, College Station TX 77843, USA.

The development of modern sequencing technologies provides great opportunities to measure gene expression of multiple tissues from different individuals. The three-way variation across genes, tissues, and individuals makes statistical inference a challenging task. In this paper, we propose a Bayesian multi-way clustering approach to cluster genes, tissues, and individuals simultaneously.

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Background: Sarcopenia, myosteatosis, and sarcopenic obesity are known to adversely affect nutritional status and quality of life in cirrhotic patients. However, there is limited research on these conditions in individuals with primary biliary cholangitis (PBC). This study aims to identify risk factors for sarcopenia, myosteatosis, and sarcopenic obesity in PBC patients and to investigate their association with therapeutic outcomes and liver-related mortality.

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An improved graph factorization machine based on solving unbalanced game perception.

Front Neurorobot

December 2024

School of Computer Science and Technology, Xinjiang University, Urumqi, China.

The user perception of mobile game is crucial for improving user experience and thus enhancing game profitability. The sparse data captured in the game can lead to sporadic performance of the model. This paper proposes a new method, the balanced graph factorization machine (BGFM), based on existing algorithms, considering the data imbalance and important high-dimensional features.

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Inter-regional input-output (IRIO) tables are essential for socioeconomic and environmental analysis. This paper compiled a continuous time series of Chinese IRIO tables with a detailed regional and sectoral classification, covering a longer period from 1987 to 2017 than existing Chinese IRIO tables. Additionally, we integrated the China provincial CO emission inventory data (1987-2017) to analyze trends and identify the main driving factors behind regional economic linkages and carbon emissions changes.

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: As the foundation and core strength of the healthcare system, the primary care initial diagnosis system has been receiving attention from both the medical and management communities. This study aimed to analyze residents' attitudes toward the system and explore the influencing factors relating to the system in Beijing; : Different methods were used to analyze the multidimensional data. This study selected 610 Beijing residents to complete the survey and used a purposeful sampling method to recruit 15 participants aged 25 to 70 for face-to-face individual semi-structured interviews, using both quantitative and qualitative research methods to carry out statistical analysis.

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The performance optimization of photoluminescent (PL) materials is a hot topic in the field of applied materials research. There are many different crystal defects in photoluminescent materials, which can have a significant impact on their optical properties. The luminescent properties and chemical stability of materials can be effectively improved by adjusting lattice defects in crystals.

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Prevention of Food Waste in China: Role and Impact of China's Anti-Food Waste Law.

Foods

December 2024

School of Agricultural Economics and Rural Development, Renmin University of China, Beijing 100872, China.

In recent years, despite global improvements in development, food scarcity and waste remain critical issues impacting food security, human health, and environmental sustainability. China's Ministry of Agriculture and Rural Affairs reports that China's food loss and waste rate is approximately 22.7%, amounting to 460 million tons annually, with the consumption and post-harvest processing stages facing the highest losses.

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Accompanied by the flourishing development of China's prepared dishes industry, understanding consumer purchasing decisions helps companies clarify market needs and expectations. This study analyzed consumers' willingness to purchase prepared dishes and the moderating role of time pressure using the Theory of Planned Behavior and Structural Equation Modeling. Four hundred and three completed respondents were collected through an online survey of consumers in Beijing, the Capital of China.

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High performers in the shadow: The adverse effect of star employees on their peers.

J Appl Psychol

December 2024

Department of Leadership and Organization Management, School of Economics and Management, Tsinghua University.

Star employees are pivotal to organizational success and significantly influence their peers. Previous studies on this topic often explore the attributes of stars and nonstars in isolation. Using social comparison theory, our study posits that as employees' performance approaches that of star employees, nonstar employees become more likely to compare themselves with stars, thereby increasing their sense of psychological entitlement.

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Quantum Griffiths Singularity in a Three-Dimensional Superconductor to Anderson Critical Insulator Transition.

Phys Rev Lett

November 2024

International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China.

Disorder is ubiquitous in real materials and can have dramatic effects on quantum phase transitions. Originating from the disorder enhanced quantum fluctuation, quantum Griffiths singularity (QGS) has been revealed as a universal phenomenon in quantum criticality of low-dimensional superconductors. However, due to the weak fluctuation effect, QGS is very challenging to detect experimentally in three-dimensional (3D) superconducting systems.

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Joint mirror procedure: controlling false discovery rate for identifying simultaneous signals.

Biometrics

October 2024

Department of Statistics, Texas A&M University, College Station, TX 77843, United States.

In many applications, the process of identifying a specific feature of interest often involves testing multiple hypotheses for their joint statistical significance. Examples include mediation analysis, which simultaneously examines the existence of the exposure-mediator and the mediator-outcome effects, and replicability analysis, aiming to identify simultaneous signals that exhibit statistical significance across multiple independent studies. In this work, we present a new approach called the joint mirror (JM) procedure that effectively detects such features while maintaining false discovery rate (FDR) control in finite samples.

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Longitudinal Associations Between Psychological Resilience and Cognitive Function:Evidence from the U.S. Health and Retirement Study.

J Gerontol B Psychol Sci Soc Sci

December 2024

Department of Family Medicine and Community Health, Duke University School of Medicine, Duke University School of Nursing, Durham, North Carolina, USA.

Objective: Reductions in psychological resilience and declining cognition are common among older adults. Understanding the longitudinal association between them could be beneficial for interventions that focus on age-related cognitive and psychological health. In this study, we evaluated the longitudinal associations between cognition and psychological resilience over time in a nationally representative sample of US older adults.

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Room-temperature magnetism and its stability upon miniaturization are essential characteristics required for materials for spintronic devices and information storage. Among various candidates, FeGaTe stands out due to its high Curie temperature and strong perpendicular magnetic anisotropy (PMA), recently gaining large attention as one of the promising candidate materials for spintronics applications. In this study, we measured the thickness-dependent ferromagnetic properties of FeGaTe and (FeNi)GaTe (with x = 0.

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Specific Influences of Trap States with Distinct Spatial and Energetic Distributions on Ion Migration Dynamics in Metal Halide Perovskites.

Nano Lett

December 2024

Key Laboratory of Advanced Light Conversion Materials and Biophotonics, School of Chemistry and Life Resources, Renmin University of China, Beijing, 100872, China.

Trap state engineering has been widely employed to manipulate the dynamics of ion migration in metal halide perovskites (MHPs), a crucial factor associated with the performance and stability of MHP-based devices. However, the specific roles of different trap states remain poorly understood due to their complicated spatial and energetics distributions. Herein, we propose a methodology for independently regulating the distributions of bulk shallow and surface deep trap states in MHPs.

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Gendered outcomes? Educational assortative marriages, gender ideology, and depressive symptoms in China.

J Affect Disord

December 2024

Department of Sociology, Peking University, Beijing, China. Electronic address:

Background: Traditionally, the educational hypergamy dominates in most societies due to men's higher educational attainment and advantages in market work. Women in hypogamy showed greater physical and mental health disadvantages because it goes against the traditional gender ideology about marriage and results in stress. However, the recent rise in women's education and the subsequent changes in people's attitude toward assortative marriages may alter this association.

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Exploring the impacts of land titling on eco-environment: A case of livestock farming system in Inner Mongolia, China.

Sci Total Environ

December 2024

School of Agricultural Economics and Rural Development, Renmin University of China, Beijing 100872, China. Electronic address:

Livestock farming system (LFS) is an important pillar of the agri-food system. With global environmental problems severer, exploring how to improve the eco-environment of LFS through institutional change is receiving increasingly concern. Based on macro and micro data from Inner Mongolia, this study examines the impacts of land titling on the eco-environment of LFS, explores the potential mechanisms, and analyzes the heterogeneity in terms of farm size by applying GIS spatial analysis and time-varying difference-in-difference (TV-DID) model.

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Background: After the lifting of epidemic control measures in China at the end of 2022, the number of COVID-19 infections has increased dramatically. Such an upsurge may intensify people's health anxiety and raise concerns about the risk of reinfection. While numerous studies have shown the correlation between them during the COVID-19, research on their underlying mechanism remains limited.

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Author Correction: Orbital-selective effect of spin reorientation on the Dirac fermions in a non-charge-ordered kagome ferromagnet FeGe.

Nat Commun

December 2024

Department of Physics, Key Laboratory of Quantum State Construction and Manipulation (Ministry of Education), and Beijing Key Laboratory of Opto-electronic Functional Materials & Micro-nano Devices, Renmin University of China, Beijing, 100872, China.

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A novel hybridization chain reaction (HCR) powered optical fiber-embedded microfluidic biochip (HCR-FMB) has been constructed for ultrafast and sensitive detection of lethal-7a (let-7a) in serum. By integrating HCR, fluorescence energy resonant transfer, and evanescent wave fluorescence principle, the HCR-FMB enables detecting let-7a with satisfactory limit of detection of 100.0 pM within 6 min at room temperature, and demonstrates excellent specificity.

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Background: Due to the rapid increase in Internet penetration in rural areas of China in recent years, Internet usage among middle-aged and older adults in these areas has also increased dramatically. This has facilitated their engagement in more online shopping, entertainment, and learning activities. Consequently, the construction of digital villages is inevitably and closely linked to the depressive symptoms of rural middle-aged and older adults.

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Single-nucleus multi-omics analyses reveal cellular and molecular innovations in the anterior cingulate cortex during primate evolution.

Cell Genom

December 2024

State Key Laboratory of Genetic Resources and Evolution, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming 650223, P.R. China; Yunnan Key Laboratory of Integrative Anthropology, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming 650107, China; National Key Laboratory of Genetic Evolution and Animal Model, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming 650223, China; National Resource Center for Non-Human Primates, Kunming Primate Research Center, and National Research Facility for Phenotypic & Genetic Analysis of Model Animals (Primate Facility), Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, Yunnan 650107, China; Center for Excellence in Animal Evolution and Genetics, Chinese Academy of Sciences, Kunming 650223, China. Electronic address:

The anterior cingulate cortex (ACC) of the human brain is involved in higher-level cognitive functions such as emotion and self-awareness. We generated profiles of human and macaque ACC gene expression and chromatin accessibility at single-nucleus resolution. We characterized the conserved patterns of gene expression, chromatin accessibility, and transcription factor binding in different cell types.

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Stacking selected polarization switching and phase transition in vdW ferroelectric α-InSe junction devices.

Nat Commun

December 2024

Laboratory of Advanced Materials, Shanghai Key Lab of Molecular Catalysis and Innovative Materials, Academy for Engineering & Technology, Fudan University, Shanghai, China.

Article Synopsis
  • The study focuses on the role of ferroelectric domain walls in polarization switching of the two-dimensional material α-InSe, which hasn't been thoroughly investigated.
  • It reveals that the stacking order (2H vs. 3R) of α-InSe affects the properties of ferroelectric domain walls and their behavior in semiconductor-metal junctions.
  • The research shows that 3R α-InSe exhibits a larger hysteresis in response to electric fields, while 2H α-InSe has a more complex reaction involving bond changes, highlighting the importance of stacking configurations for tuning ferroelectric properties.
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Tunable quantum materials hold great potential for applications. Of special interest are materials in which small lattice strain induces giant electronic responses. The kagome compounds AVSb (A = K, Rb, Cs) provide a testbed for electronic tunable states.

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