Results 31 to 40 of about 14,417 (216)
ABSTRACT Existing literature largely agrees that authoritarian regimes establish channels for political participation to gather valuable information on citizens' anti‐regime sentiments and policy preferences and to supervise lower‐level bureaucrats and firms.
Anton Bogs
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This work develops an in situ pore‐forming strategy to construct cross‐linked porous catalyst layers (PCL) for proton exchange membrane water electrolysis. The PCL exhibits 2.1times the electrochemical active area of conventional catalyst layers, achieving 3.8 A cm−2@1.9 V (exceeding U.S.
Ziang Wang+8 more
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楼燕,又称北京雨燕,属于雨燕目雨燕科,它在吉林省极为罕见。文献只记载六十年代初在吉林省白城地区有过分布,其它资料省内没有记载。我们于1986年7月24日在吉林省林业厅门前,偶尔发现一种正在迅速飞翔的鸟,发出高尖清脆而拖长的 zhi—zhi—zhi—zhi……叫声,随后进行了观察 ...
蒋劲松
doaj
2018年5月16日进行吉林农业大学校园鸟类监测时,在校园蓝湖边人工林(125°24′4957″E,43°48′1985″N)记录到2只与白头鹎体型相似的小鸟。经拍照比对,其形态特征与《中国鸟类野外手册》和《中国鸟类识别手册》中关于白头鹎的描述一致,确认为白头鹎。经查阅《中国鸟类志 下卷 雀形目》《中国鸟类分类与分布名录(第三版)》和《吉林省鸟类》确认白头鹎为吉林省鸟类分布新纪录。
姚纪元 1 马富光 2 姜云垒 1 李波 1
doaj
Conjugated polymers containing a naphthalenediimide‐dialkoxybithiazole backbone, featuring with different fluorinated alkyl chains terminated the oligo (ethylene glycol) side chains, are designed and synthesized for n‐type organic thermoelectrics. This new side chain strategy not only ensures the solubility of dopant molecules in the host matrix but ...
Gang Ye+4 more
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吉林省珲春敬信地区春季鸭科鸟类群落结构的研究杨兴家,吴志刚(吉林省林业生物防治中心站)(吉林省林业科学研究院)珲春敬信地区位于图们江下游近入海地带,距离日本海的最近处仅10来公里,是我国靠近日本海的最近区域。这里最低海拔高度5米,属图们江水系的河湖泡...
杨兴家, 吴志刚
doaj
Lactate, beyond a metabolic byproduct, regulates immunity and inflammation, linked to cardiovascular diseases (CVD) via metabolic reprogramming. Lactylation, a lactate‐driven epigenetic mark, modulates gene expression in fibrosis, lipid disorders, and CVD progression.
Mengyang Song+3 more
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从1992年冬季至1993年冬季对东北三省熊类资源的调查表明:(1)东北三省共有野生黑熊3663头,其中辽宁省300头(占总量的8.19%),吉林省764头(20.86%),黑龙江省2599头(70.95%)。野生棕熊共1188头,其中吉林省52头(4.38%),黑龙江省1136头(95.62%)。(2)东北三省共有熊类养殖场206处。饲养黑熊1625头,其中辽宁省264头(16.25%),吉林省1066头(65.6%),黑龙江省295头(18.15%)。饲养棕熊260头,辽宁省70头(26.92 ...
邹红菲, 马建章
doaj
Abstract Aims To explore the relationship between body mass index (BMI) and its changes in relation to cognitive decline across different cognitive status, while also examining the role of the APOE genotype in these associations. Materials and Methods A total of 23 255 individuals from the National Alzheimer's Coordinating Center (NACC) were analysed ...
Weijie Zhai+4 more
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