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  • A high selectivity and low detection limit carbon monoxide sensor based on Au-GO/Co-ZnO composite material

    A high selectivity and low detection limit carbon monoxide sensor based on Au-GO/Co-ZnO composite material

    The chemical reagents used in this study include HAuCl4·3H2O, C6H5Na3O7·2H2O, GO, 2-MIM, Co(NO3)2·6H2O, methanol, Zn(Ac)2·2H2O, and NH4HCO3. All reagents used were of analytical grade, purchased from Sinopharm Group, and used without further…

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  • How to say “no” in a foreign language: the role of L2 proficiency, power relations, and eliciting acts

    How to say “no” in a foreign language: the role of L2 proficiency, power relations, and eliciting acts

    Changes in the use of single refusal strategies across L2 proficiency levels

    Table 2 summarizes the distribution of refusal strategies by three groups across the eight scenarios, while Fig. 1 presents the means for the use of direct strategies,…

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  • Preschool education and non-cognitive skills: evidence from rural China’s junior high students

    Preschool education and non-cognitive skills: evidence from rural China’s junior high students

    Rural students’ preschool attendance and non-cognition development

    Analyzing a dataset of 9443 students, we discovered that 76.13% had preschool experience, correlating with various demographic factors. Table 1 reveals a balanced gender…

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  • Wealth shocks and self-reported health: evidence from the quasi natural experiment of housing system reform in China

    Wealth shocks and self-reported health: evidence from the quasi natural experiment of housing system reform in China

    Method

    Referring to the research of Bertrand and Mullainathan (2003) as well as Wang (2012), this study employs a DID model to assess the effects of HSR on individuals’ self-reported health. The specific model settings are as follows:

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  • Evading tumor evasion | Nature Immunology

    Tumors often generate acidic microenvironments that are hostile to immune cells and impede anti-tumor immune responses. In Nature Metabolism, Xu et al. identify the transcription factor MondoA (also known as MLXIP) as a response element to the…

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  • Research on temperature prediction method for rail transit train inverters based on spatial and timing improving Transformer

    Research on temperature prediction method for rail transit train inverters based on spatial and timing improving Transformer

    To improve temperature prediction accuracy under complex operating conditions, this study proposes a Transformer-based model named STTr (State-Space and Temporal-enhanced Transformer). STTr enhances traditional Transformer by integrating…

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  • How to find the papers you need to read — and avoid the ones you don’t

    How to find the papers you need to read — and avoid the ones you don’t

    Too many papers, too little time.Credit: Hulton Archive/Stringer/Getty

    The challenge of staying up to date with the scientific literature has become a burden for everyone from students to senior investigators. In fields such as public health,…

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  • Beware the midline scalp lump in a patient with retinal dystrophy

    Beware the midline scalp lump in a patient with retinal dystrophy

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