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| 1 | Generalized non-linear strength theory and transformed stress space显示文摘Based on the test data of frictional materials and previous research achievements in this field, a generalized non-linear strength theory (GNST) is proposed. It describes non-linear strength properties on the π-plane and the meridian plane using a unified formula, and it includes almost all the present non-linear strength theories, which can be used in just one material. The shape of failure function of the GNST is a smooth curve between the SMP criterion and the Mises criterion on the π-plane, and an exponential curve on the meridian plane. Through the transformed stress space based on the GNST, the combination of the GNST and various constitutive models using p and q as stress parameters can be realized simply and rationally in three-dimensional stress state. | YAO Yangping LU Dechun ZHOU Annan ZOU Bo | 2004 | Science China(Technological Sciences)2004,47,6: | 57 |
| 2 | Direct low-temperature synthesis of graphene on various glasses by plasma-enhanced chemical vapor deposition for versatile, cost-effective electrodes显示文摘在低温度的各种各样的玻璃底层上的 graphene 的没有催化剂、可伸缩的合成具有到象便宜透明电子学和最先进的显示器那样的众多的应用程序的首要的意义。然而,在这个有希望的研究领域以内的系统的学习远这样仍然保持少见。此处,我们用一个低温度的提高血浆的化学蒸汽免职方法在各种各样的眼镜上报导 graphene 的直接生长。如此的一条灵巧、可伸缩的途径在 400600 的一个生长温度范围在各种各样的玻璃底层上保证一致、没有转移的 graphene | Jingyu Sun Yubin Chen Xin Cai Bangjun Ma Zhaolong Chen Manish Kr. Priydarshi Ke Chen Teng Gao Xiuju Song Qingqing Ji Xuefeng Guo Dechun Zou Yanfeng Zhang Zhongfan Liu | 2015 | Nano Research2015,8,11: | 12 |
| 3 | Protective effects of human umbilical cord mesenchymal stem cell vein transplantation against spinal cord ischemia/reperfusion injury in rats显示文摘BACKGROUND: The majority of studies addressing spinal cord ischemia/reperfusion injury (SCIRI) have focused on drugs, proteins, cytokines, and various surgical techniques. A recent study reports that human umbilical cord mesenchymal stem cell (hUCMSC) transplantation achieves good therapeutic effects, but the mechanisms underlying nerve protection remain poorly understood. OBJECTIVE: To observe survival of transplanted hUCMSCs in SCIRI rat models and the influence on motor function in the hind limbs, to determine interleukin-8 expression and cellular apoptosis in spinal cord tissues, and to verify the hypothesis that hUCMSC transplantation exhibits protective effects on SCIRI. DESIGN, TIME AND SETTING: A randomized, controlled, animal experiment was performed at the Laboratory of the Department of Orthopedics in the First Affiliated Hospital of Soochow University, China between January 2007 and December 2008. MATERIALS: hUCMSCs were harvested from umbilical cord blood of healthy pregnant women after parturition in the Obstetrical Department of the First Affiliated Hospital of Soochow University, China. Rabbit anti-human BrdU monoclonal antibody was provided by DAKO, USA. Terminal deoxynucleotidyl transferase dUTP nick end labeling (TUNEL) Kit and enzyme-linked immunosorbent assay (ELISA) Kit were purchased by Wuhan Boster, China. METHODS: A total of 72 healthy, Wistar, adult rats were randomly assigned to three groups: sham-surgery, model, and transplantation, with 24 rats in each group. SCIRI was induced in the model and transplantation groups via the abdominal aorta block method. The infrarenal abdominal aorta was not blocked in the sham-surgery group. Prior to abdominal aorta occlusion, 0.2-0.3 mL bromodeoxyuridine (BrdU)-labeled hUCMSCs suspension (cell concentration 5 × 103/μL) was injected through the great saphenous vein of the hind limb, and an equal volume of physiological saline was administered to the model and sham-surgery groups. MAIN OUTCOME MEASURES: Pathological observation of rat spinal cord tissues was performed by hematoxylin-eosin staining at 6, 24, and 48 hours post-surgery. Immunohistochemistry was applied to determine hUCMSCs survival in the spinal cord. The amount of cellular apoptosis and interleukin-8 expression in spinal cord tissues was assayed utilizing the TUNEL and ELISA methods, respectively. Motor function in the hind limbs was evaluated according to Jacob's score. RESULTS: Numerous BrdU-positive cells were observed in spinal cord tissues from the transplantation group. The number of apoptotic cells and interleukin-8 levels significantly decreased in the transplantation group (P < 0.05), pathological injury was significantly ameliorated, and motor function scores significantly increased (P < 0.05) compared with the model group. CONCLUSION: Via vein transplantation, hUCMSCs were shown to reach and survive in the injury area. Results suggested that the transplanted hUCMSCs contributed to significantly improved pathological changes in the injured spinal cord, as well as motor function, following SCIRI. The protective mechanism correlated with inhibition of cellular apoptosis and reduced production of inflammatory mediators. | Jun Zou Minfeng Gan Xuesong Zhu Dechun Geng Huilin Yang | 2010 | Neural Regeneration Research2010,5,3: | 7 |
| 4 | Three dimensional photovoltaic fibers for wearable energy harvesting and conversion显示文摘As the development of smart electronics, self-powered sources have been attracting increasing attention.This review summarizes research progress of photovoltaic fibers and their integrated power sources with multi-stage energy conversion. Recent development of three dimensional photovoltaic fibers is glanced with special attention to structure design and materials of typical photovoltaic types(inorganic, organic,dye/quantum dot sensitized and perovskite solar cells). The application of carbon materials in fiber energy is focused as it is a hot topic recently. The hybrid energy systems based on fiber solar cells and fiber supercapacitors, fiber batteries and fiber nanogenerators are summarized together with hybrid energy textiles. This review provides a macroscopic view of novel energy fibers and will attract research interest in flexible/wearable fiber electronics and energy textiles. | Ming Peng Bin Dong Dechun Zou | 2018 | Journal of Energy Chemistry2018,27,3: | 2 |
| 5 | Modal Analysis of Thread off Failure of Oil Round Thread Casing Connection显示文摘The dynamic modal model analysis of the oil casing connection is done by finite element method (FEM), and the first nature frequency, the second nature frequency, the vibration mode shape and the time domain of the node displacement and the element stress variation in the thread connection are gotten. The Von.Mises stresses of the connection in the static and dynamic state are also studied. The results of calculation and analysis show: (1) because the maximum of static stress is at the coupling thread end of connection, the connection begins to thread off at the coupling thread end, which is in accord with the results of the thread off experiment in laboratory; (2) because the first nature frequency is very high, the probability of casing connection to be damaged from vibration is little; (3) the sho- ck dynamic load makes casing connection begin to thread off at the tube thread end. | LiWang, Yong Zang, Zhaoneng Chen, Dechun Tong, Jiaxiang Zou 1) Shanahai Jiaotong University Shanghai 200030 China 2) Mechanical Engineering School. University of Science and Technology Beijing. Beijing 100083. China | 2001 | Journal of University of Science and Technology Beijing2001,8,4: | 1 |
| 6 | Spontaneous and reverse- bias induced recovery behavior in organic electroluminescent diodes 显示文摘 | Zou Dechun Yahiro M Tsutsui T | 1998 | Applied Physics Letters1998,72,19: | 1 |
| 7 | Organolead trihalide perovskite materials for efficient light emitting diodes显示文摘Organolead trihalide perovskite materials have been attracting increasing attention due to their promising role in solid solar cells. Several advantages make them potential candidates for optoelectronics:(1) solution- or/and vapor-processed preparation at low temperature;(2) tunable optical bandgap, wide absorption spectrum but narrow photoluminescence peaks;(3) long car-rier life time, large diffusion length and high charge mobility;(4) various nanostructures via tuning capping agents and sol-vents. In this review, we summarize recent attempts toward efficient LEDs based on organolead trihalide perovskite materials. The strategies of materials science, device design and interface engineering are highlighted. Recent development and future perspectives are summarized for practical perovskite light technologies. | Ming Peng Wen Wen Si Chen Buxin Chen Kai Yan Hsienwei Hu Bin Dong Xue Gao Xiao Yu Xiaoming Jiang Dechun Zou | 2016 | Science China Chemistry2016,59,6: | 1 |
| 8 | Fiber Supercapacitors Utilizing Pen Ink for Flexible/Wearable Energy Storage显示文摘 | Yongping Fu Xin Cai Hongwei Wu Zhibin Lv Shaocong Hou Ming Peng Xiao Yu Dechun Zou | 2012 | Adv Mater2012,,42: | 1 |
| 9 | Spontaneous and reverse-bias induced recovery behavior in organic electroluminescent diodes 显示文摘 | ZOU Dechun YAHIRO M TSUTSUI T | 1998 | Applied Physics Letters1998,72,19: | 1 |
| 10 | Recoverable degradation phenomena of quantum efficiency in organic EL devices显示文摘 | Masayuki Yahiro Dechun Zou Tetsuo Tsutsui | 2000 | Synthetic Metals2000,,: | 1 |
| 11 | Improvement of current-voltage characteristics in organic light emitting diodes by application of reversed-bias voltage 显示文摘 | Zou Dechun Masayuki Yahiro Tetsuo Tsutsui | 1998 | Japanese Journal of Applied Physics1998,37,11: | 1 |
| 12 | Study on the Degradation Mechanism of Organic Light emitting Diodes显示文摘 | Masayuki Yahiro Tetsuo Tsutsui | 1997 | Synthetic Metals1997,91,: | 1 |
| 13 | Dye‐Sensitized Solar Cells with Vertically Aligned TiO<sub>2</sub> Nanowire Arrays Grown on Carbon Fibers显示文摘 | Xin Cai Hongwei Wu Shaocong Hou Ming Peng Xiao Yu Dechun Zou | 2014 | ChemSusChem2014,,2: | 1 |
| 14 | Fiber Supercapacitors Utilizing Pen Ink for Flexible/Wearable Energy Storage显示文摘 | Yongping Fu Xin Cai Hongwei Wu Zhibin Lv Shaocong Hou Ming Peng Xiao Yu Dechun Zou | 2012 | Adv Mater2012,,42: | 1 |
| 15 | Mechanisms of Myocardial Stunning in Stress-Induced Cardiomyopathy显示文摘Stress-induced cardiomyopathy,in contrast to acute myocardial infarction,is a type of acute heart failure characterized by reversible left ventricular dysfunction.Cardiac imaging primarily reveals left ventricle myocardial stunning,81.7%of which is apical type.Emotional or psychological stress usually precedes the onset of stress-induced cardiomyopathy,which is increasingly being recognized as a unique neurogenic myocardial stunning disease.To distinguish between acute myocardial infarction and acute viral or auto-immune myocarditis,this review summarizes specific mechanisms of myocardial stunning in stress-induced cardiomyopathy,such as calcium disorders,metabolic alterations,anatomical and histological variations in different parts of the left ventricle,and microvascular dysfunction. | Quanwei Pei Nadine Mbabazi Lina Zou Junpei Zhang Hongpeng Yin Bin Li Jiaxin Wang Weifa Wang Pengqi Lin Junjie Yang Dechun Yin | 2022 | Cardiovascular Innovations and Applications2022,7,3: | 0 |
| 16 | The Role of Sleep Deprivation in Arrhythmias显示文摘Sleep is essential to the normal psychological and physiological activities of the human body.Increasing evidence indicates that sleep deprivation is associated with the occurrence,development,and poor treatment effects of various arrhythmias.Sleep deprivation affects not only the peripheral nervous system but also the central nervous system,which regulates the occurrence of arrhythmias.In addition,sleep deprivation is associated with apoptotic pathways,mitochondrial energy metabolism disorders,and immune system dysfunction.Although studies increasingly suggest that pathological sleep patterns are associated with various atrial and ventricular arrhythmias,further research is needed to identify specific mechanisms and recommend therapeutic interventions.This review summarizes the findings of sleep deprivation in animal experiments and clinical studies,current challenges,and future research directions in the field of arrhythmias. | Wenlong Wang Hongpeng Yin Ge Sun Junpei Zhang Jingmei Sun Nadine Mbabazi Lina Zou Bin Li Pengqi Lin Quanwei Pei Xin Wang Penghe Wang Xuanrui Ji Xiufen Qu Dechun Yin | 2022 | Cardiovascular Innovations and Applications2022,7,3: | 0 |
| 17 | Fiber-like solar cells显示文摘The human habit of wearing fiber materials and interwoven fabric can be dated back to the prehistoric time. In recent years, efforts have been devoted to make flexible energy devices, e.g., solar cells, into fiber shape, further expanding the concept of fiber from cloth materials to modern onbody electronic devices. | Xing Fan Dechun Zou Liming Ding | 2021 | Journal of Semiconductors2021,42,5: | 0 |