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7篇 您的检索式:作者名="Zhang Hengqing"
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1Application of the oblique ionogram as vertical ionogram显示文摘The vertical ionogram can provide the important ionospheric parameters, such as critical frequency, virtual height and electron density, for ionospheric research. The oblique ionosonde has the ability to detect the ionosphere over sea and other terrain where it is not practical to deploy vertical sounder and provide more ionograms with less transmitting and receiving devices. Therefore, the conversion of the oblique ionogram to vertical ionogram for obtaining the important ionospheric parameters is a very useful inversion technology. The experimental comparison between oblique and vertical detections was carried out in the equatorial ionospheric anomaly (EIA) region of south China on 25 and 26 August 2010. The oblique detecting path was from Wuhan to Shenzhen and the VI ionosonde was located in the midpoint of the oblique path. The oblique ionogram reversion results showed a small deviation of the critical frequency, minimum virtual height as well as the electron density profile of the ionospheric F layer, as compared with the real vertical observations.CHEN Gang ZHAO ZhengYu ZHANG YuanNong YANG GuoBin ZHOU Chen HUANG Shuo LI Ting LI Ning SUN HengQing 2012Science China(Technological Sciences)2012,55,5:5
2Scanning electron microscope observations on the vessels of Ferns: Adiantum, Matteuccia, and Osmunda from Heilongjiang Province, China 显示文摘Li Ruijun Zhang Dawei Zhang Hengqing 1999International Journal of Plant Sciences1999,160,3:1
33 - 29 Optical Characteristics of AIN by Irradiated with Ar Ions显示文摘Song Yin Zhang Chonghong Yang Yitao Gou Jie Liu Juan Zhang Hengqing 2013IMP & HIRFL Annual Report2013,,1:0
4Engineered tumor cell-derived vaccines against cancer: The art of combating poison with poison显示文摘Tumor vaccination is a promising approach for tumor immunotherapy because it presents high specificity and few side effects.However,tumor vaccines that contain only a single tumor antigen can allow immune system evasion by tumor variants.Tumor antigens are complex and heterogeneous,and identifying a single antigen that is uniformly expressed by tumor cells is challenging.Whole tumor cells can produce comprehensive antigens that trigger extensive tumor-specific immune responses.Therefore,tumor cells are an ideal source of antigens for tumor vaccines.A better understanding of tumor cell-derived vaccines and their characteristics,along with the development of new technologies for antigen delivery,can help improve vaccine design.In this review,we summarize the recent advances in tumor cell-derived vaccines in cancer immunotherapy and highlight the different types of engineered approaches,mechanisms,administration methods,and future perspectives.We discuss tumor cell-derived vaccines,including whole tumor cell components,extracellular vesicles,and cell membrane-encapsulated nanoparticles.Tumor cell-derived vaccines contain multiple tumor antigens and can induce extensive and potent tumor immune responses.However,they should be engineered to overcome limitations such as insufficient immunogenicity and weak targeting.The genetic and chemical engineering of tumor cell-derived vaccines can greatly enhance their targeting,intelligence,and functionality,thereby realizing stronger tumor immunotherapy effects.Further advances in materials science,biomedicine,and oncology can facilitate the clinical translation of tumor cell-derived vaccines.Xinyi Zhang Hengqing Cui Wenjun Zhang Zhaoshen Li Jie Gao 2023Bioactive Materials2023,,4:0
53 - 39 Damage to Epitaxial GaN Layer by 238U32+-irradiation显示文摘Zhang Liqing Zhang Chonghong Gou Jie Yang Yitao Song Yin Li Jianjian Meng Yancheng Ma Yizhun Zhang Hengqing 2012IMP & HIRFL Annual Report2012,,1:0
63 - 40 Influence of Highly Charged 209Bi33+ Irradiation on Stress Accumulation in GaN Epi-layer显示文摘Zhang Liqing Zhang Chonghong Gou Jie Yang Yitao Song Yin Li Jianjian Meng Yancheng Ma Yizhun Zhang Hengqing 2012IMP & HIRFL Annual Report2012,,1:0
73 - 43 I-V and C-V Characteristics at Variable Temperatures of High Energy U Ion Irradiated GaN Epi-layers显示文摘Gou Jie Zhang Chonghong Zhang Liqing Song Yin Wang Lanxi Li Haixia Li Jianjian Meng Yancheng Ma Yizhun Zhang Hengqing 2012IMP & HIRFL Annual Report2012,,1:0
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