Showing 1,101 - 1,120 results of 2,536 for search '"pi"', query time: 0.08s Refine Results
  1. 1101

    Ability of pulse oximetry-derived indices to predict hypotension after spinal anesthesia for cesarean delivery: A systematic review and meta-analysis. by Yuriko Kondo, Eishin Nakamura, Hisashi Noma, Sayuri Shimizu, Takahisa Goto, Takahiro Mihara

    Published 2025-01-01
    “…Of the 19 studies, involving 1437 patients, 17 assessed the PI in 1,311 patients, and 5 assessed the PVI in 344 patients. …”
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  2. 1102

    原发性失眠全脑度中心度的改变 by 马晓芬, 曾少庆, 吴筠凡, 傅世舜, 华克磊, 江桂华

    Published 2017-01-01
    “…【目的】基于静息态功能磁共振成像技术(fMRI),利用度中心度(DC)分析方法探讨原发性失眠(PI)患者静息 态下脑神经网络功能连接的异常属性,找寻原发性失眠相关神经机制的影像学证据。【方法】对59例PI患者及47例年龄、 性别、受教育程度均匹配的健康对照组进行静息状态下的功能磁共振成像扫描,经预处理和后处理计算出全脑DC值图,采 用双样本t 检验进行组间比较,分别检测PI组与NC组间DC分布图间的统计学差异。…”
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  3. 1103

    Full Range Analysis and Application of Frozen Leg Operation for 3-Phase DAB Converters With Open-Circuit Failure by Cun Wang, Jennifer Bauman

    Published 2025-01-01
    “…However, prior literature on the frozen leg method focused only on operation with phase shift angles from 0 to <inline-formula> <tex-math notation="LaTeX">$\pi/3$ </tex-math></inline-formula>. The power transfer characteristics beyond this range, specifically from <inline-formula> <tex-math notation="LaTeX">$\pi/3$ </tex-math></inline-formula> to <inline-formula> <tex-math notation="LaTeX">$\pi/2$ </tex-math></inline-formula>, have not been explored in the literature. …”
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  4. 1104
  5. 1105

    基于体素的静息态fMRI 观察原发性失眠患者针刺治疗后 全脑度中心度的改变 by 许晓跃, 王水, 陆儒, 马晓芬, 江桂华, 傅世舜, 詹文峰, 方金

    Published 2017-01-01
    “…:【目的】利用度中心度(DC)的方法探讨原发性失眠(PI)患者针灸治疗后静息态下脑功能网络连接属性的改 变。【方法】对29例PI患者及22例年龄、性别、受教育程度均匹配的健康对照组进行百会、四神聪、神门、三阴交等穴位行两 周针灸治疗后,行静息状态下的功能磁共振成像扫描,经预处理和后处理计算出全脑DC值图,采用双样本t 检验进行组间 比较,分别检测PI组与NC组间DC分布图间的统计学差异。…”
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  6. 1106

    Clinical features of pneumatosis intestinalis induced by alpha- glucosidase inhibitor in patients with type 2 diabetes mellitus: a single center retrospective study by Guanlin Wu, Weiheng He, Huimin Rao, Lin Lu, Xinran He, Xuewen Hou

    Published 2025-02-01
    “…PurposePneumatosis intestinalis (PI) is a rare but significant side effect associated with the use of alpha-glucosidase inhibitor (αGI) in the treatment of diabetes. …”
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  7. 1107

    Pneumatosis Intestinalis as the Initial Presentation of Systemic Sclerosis: A Case Report and Review of the Literature by Farshid Ejtehadi, Nikolaos A. Chatzizacharias, Hugh Kennedy

    Published 2012-01-01
    “…Pneumatosis intestinalis (PI) is an uncommon pathology characterised by the presence of gas within the intestinal wall. …”
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  8. 1108

    Non-linear PID control of AC current and DC voltage for a photovoltaic system operating on a microgrid by Pablo Proaño, Marcelo Pozo, Carlos Gallardo, Oscar Camacho

    Published 2025-03-01
    “…This study introduces a nonlinear control strategy to enhance the energy management of electrical power systems, addressing the inherent limitations of traditional linear PI controllers. The proposed approach incorporates a variable gain that dynamically adjusts based on the system error, amplifying the PI controller’s responsiveness without causing output saturation. …”
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  9. 1109

    Health Literacy Status and Understanding of the Prescription Instructions in Diabetic Patients by Shivangini Singh, Sahana Devadasa Acharya, Ashwin Kamath, Sheetal D. Ullal, Rathnakar P. Urval

    Published 2018-01-01
    “…This study aimed to assess the health literacy (HL) of patients having diabetes mellitus, their understanding of prescription instructions (PI), and the correlation between HL and understanding of PI. …”
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  10. 1110

    Generalized-Disturbance Rejection Control for Vibration Suppression of Piezoelectric Laminated Flexible Structures by Xiao-Yu Zhang, Run-Xiao Wang, Shun-Qi Zhang, Zhan-Xi Wang, Xian-Sheng Qin, Rüdiger Schmidt

    Published 2018-01-01
    “…In the framework of disturbance rejection (DR) control, the paper proposes a generalized-disturbance rejection (GDR) control with proportional-integral (PI) observer for vibration suppression of smart structures under any unknown continuous disturbances. …”
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  11. 1111

    Plasma membrane and nuclear phosphatidylinositol 4,5-bisphosphate signalling in cancer by Agnieszka Chytła, Stephanie Rattay, Baki Akgül, Martin Sztacho

    Published 2025-02-01
    “…We also explore the role of PI(4,5)P2 and its metabolism in cancer cell invasiveness and metastasis, proposing a model in which the dysregulation of cytosolic and/or nuclear PI(4,5)P2 pool triggers malignant transformation. …”
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  12. 1112

    应用流式细胞术鉴定死活结核分枝杆菌的实验研究 by 王伟亮, 谢贝, 孟繁荣, 王楠, 杨瑜, 刘志辉, 谭守勇, 张言斌

    Published 2019-01-01
    “…【目的】探讨碘化丙锭(PI)和6-羧基荧光素二乙酸酯(6-cFDA)鉴别死、活结核分枝杆菌的性能,为应用流式细胞术定量检测与分析结核分枝杆菌药物敏感性和异质性耐药方法的创建提供基础性实验依据。…”
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  13. 1113
  14. 1114

    Structural insights into the mechanism of phosphate recognition and transport by XPR1 by Wenhui Zhang, Yanke Chen, Zeyuan Guan, Yong Wang, Meng Tang, Zhangmeng Du, Jie Zhang, Meng Cheng, Jiaqi Zuo, Yan Liu, Qiang Wang, Yanjun Liu, Delin Zhang, Ping Yin, Ling Ma, Zhu Liu

    Published 2025-01-01
    “…Abstract XPR1 is the sole protein known to transport inorganic phosphate (Pi) out of cells, a function conserved across species from yeast to mammals. …”
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  15. 1115

    Pneumatosis Intestinalis: A Case Report and Approach to Management by Sean Donovan, Joseph Cernigliaro, Nancy Dawson

    Published 2011-01-01
    “…Pneumatosis intestinalis (PI), defined as gas within the bowel wall, is an uncommon radiographic sign which can represent a wide spectrum of diseases and a variety of underlying diagnoses. …”
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  16. 1116

    A Novel Photosynthesis of Carboxymethyl Starch-Stabilized Silver Nanoparticles by M. A. El-Sheikh

    Published 2014-01-01
    “…The water soluble photoinitiator (PI) 4-(trimethyl ammonium methyl) benzophenone chloride is used for the first time in the synthesis of silver nanoparticles (AgNPs). …”
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  17. 1117

    Application of Fuzzy System on Settlement of Shallow Footing on Granular Soil by Soroush Lesani

    Published 2023-12-01
    “…Similarly, during the test stage, the RSANF simulation acquired a PI of 0.0904, which was fewer than the PI of 0.1038 related to RSSVR. …”
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  18. 1118
  19. 1119
  20. 1120

    Th17: A New Participant in Gut Dysfunction in Mice Infected with Trichinella spiralis by Yu Fu, Wenfeng Wang, Jingjing Tong, Qi Pan, Yanqing Long, Wei Qian, Xiaohua Hou

    Published 2009-01-01
    “…Our results showed that the inflammation in jejunum was severe at 2 weeks postinfection (PI), which was not discernible at 8 weeks PI. Jejunal smooth muscle contractility was increased at 2 weeks PI and kept higher at 12 weeks PI. …”
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