Search Results - "Zeng, Guoyan"

Digital Transformation and Corporate Total Factor Productivity: Empirical Evidence Based on Listed Enterprises by Zeng, Guoyan, Lei, Linxing

“…This paper mainly attempts to disclose the action mechanism of corporate digital transformation on total factor productivity (TFP). Based on the data on listed…”
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Xylem Formation in Populus euphratica and Its Response to Environmental Factors in the Lower Reaches of Tarim River, China by Li, Miaomiao, He, Qingzhi, Ye, Mao, Chen, Weilong, Zeng, Guoyan, Pan, Xiaoting, Zhang, Xi

“…In order to gain a deeper understanding of the effects of environmental factors on the formation of Populus euphratica xylem, this study analysed the…”
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Characteristics of Grassland Plant Community Change with Elevation and Its Relationship with Environmental Factors in the Burqin Forest Region of the Altai Mountains by Zhang, Xi, Ye, Mao, Pan, Xiaoting, He, Qingzhi, Chen, Weilong, Zeng, Guoyan, Li, Miaomiao

“…The change grassland plant communities demonstrate with elevation has been one of the hot issues in ecological research, and there remain many unsolved…”
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The Relationships between Plant Community Stability and Diversity across Different Grassland Types and Their Association with Environmental Factors in the Habahe Forest Area, Xinjiang by Zeng, Guoyan, Ye, Mao, Li, Miaomiao, Chen, Weilong, He, Qingzhi, Pan, Xiaoting, Zhang, Xi, Che, Jing, Qian, Jiaorong, Lv, Yexin

“…Plant community stability and diversity play crucial roles in maintaining the stable performance of grassland ecosystem functions. In this study, we selected…”
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PLC-Based Polymer/Silica Hybrid Inverted Ridge LP11 Mode Rotator by Liang, Jiaqi, Zhang, Daming, Lv, Xinyu, Zeng, Guoyan, Pai, Cheng, Yin, Yuexin, Sun, Xiaoqiang, Wang, Fei

“…The mode rotator is an important component in a PLC-based mode-division multiplexing (MDM) system, which is used to implement high-order modes with vertical…”
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Characteristics and Relationships between Species Diversity and Productivity of Different Grassland Types in the Burqin Forest Region of the Altai Mountains by Xiaoting Pan, Mao Ye, Xingbin Xu, Qingzhi He, Xinchen Gu, Guoyan Zeng, Weilong Chen, Miaomiao Li

“…The Altai Mountain is located at the intersection of cold and arid regions. Climate change and overgrazing directly affect the growth of the grassland…”
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The Influence of Three-Year Grazing on Plant Community Dynamics and Productivity in Habahe, China by Zeng, Guoyan, Ye, Mao, Li, Miaomiao, Chen, Weilong, He, Qingzhi, Pan, Xiaoting, Zhang, Xi, Che, Jing, Qian, Jiaoron, Lv, Yexin

“…The stability, diversity, and biomass of grassland plant communities directly impact the functionality and resilience of ecosystems, making them a focal point…”
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Characteristics of Grassland Species Diversity and Soil Physicochemical Properties with Elevation Gradient in Burzin Forest Area by Qian, Jiaorong, Ye, Mao, Zhang, Xi, Li, Miaomiao, Chen, Weilong, Zeng, Guoyan, Che, Jing, Lv, Yexin

“…In order to explore the changes and interrelationships of grassland plant community species diversity and soil physicochemical properties with elevation…”
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An Investigation of the Magnitude of the Role of Different Plant Species in Grassland Communities on Species Diversity, China by Li, Miaomiao, Ye, Mao, Li, Yinjuan, Zeng, Guoyan, Chen, Weilong, Pan, Xiaoting, He, Qingzhi, Zhang, Xi

“…In this study, we selected four grassland plots in Altai forest area and used the field survey method of "two-valued occurrence" to obtain the occurrence data…”
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Relationships and Changes in Grassland Community Diversity and Biomass in the Pastoral Areas of the Two Rivers under Grazing Disturbance by Chen, Weilong, Ye, Mao, Pan, Xiaoting, Li, Miaomiao, Zeng, Guoyan, Zhang, Xi, He, Qingzhi, Gu, Xinchen, Qian, Jiaorong, Lv, Yexin, Che, Jing

“…Grazing affects plant community characteristics and the relationship between above-ground biomass and diversity, which has become a hot topic in grassland…”
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Performance analysis for OFDM-CDMA with joint frequency-time spreading by Zheng, K., Zeng, G., Wang, W.

“…In this paper, a novel OFDM-CDMA system with joint time-frequency spreading methods is proposed. The average bit error probability of the proposed system using…”
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Two‐grid weak Galerkin method for semilinear elliptic differential equations by Chen, Luoping, Wu, Fanyun, Zeng, Guoyan

“…In this paper, we investigate a two‐grid weak Galerkin method for semilinear elliptic differential equations. The method mainly contains two steps. First, we…”
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A complementary ratio based clause selection method for contradiction separation dynamic deduction by Zeng, Guoyan, Chen, Shuwei, Liu, Jun, Xu, Yang, Liu, Peiyao

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Multimode Reconfigurable Thermo-Optical Switch Array Based on Silica Platform by Ding, Yingzhi, Zhang, Daming, Liao, Shiyu, Zeng, Guoyan, Xu, Xinru, Zhou, Minghui, Sun, Xiaoqiang, Yin, Yuexin

“…A multimode reconfigurable non-blocking thermo-optical switch array is proposed and experimentally demonstrated based on silica platform. Four mode…”
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Temperature-insensitive and fabrication-tolerant coarse wavelength division (de)multiplexing on a silica platform using an angled multimode interferometer by Zeng, Guoyan, Yin, Yuexin, Ding, Yingzhi, Yang, Junfeng, Yan, Jun, Sun, Xiaoqiang, Zhang, Daming

“…Wavelength division (de)multiplexing (WDM) device is a crucial component for optical transmission networks. In this paper, we demonstrate a 4 channel WDM…”
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Feasibility and ethnic differences of 0.005% atropine eye drops combined with orthokeratology in controlling low myopia in adolescents by Zeng Guoyan, Cui Jinpeng, Peng Chengjiang

“…AIM: To observe the effectiveness, safety and ethnic differences of 0.005% atropine eye drops combined with orthokeratology in controlling adolescents' low…”
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Pyrochlore Ca-doped Gd2Zr2O7 solid state electrolyte type sensor coupled with ZnO sensing electrode for sensitive detection of HCHO by Jiang, Li, Wang, Caileng, Wang, Jing, Liu, Fangmeng, You, Rui, Lv, Siyuan, Zeng, Guoyan, Yang, Zijie, He, Junming, Liu, Ao, Yan, Xu, Sun, Peng, Zheng, Jie, Lu, Geyu

“…•Mixed potential type sensor based on Ca-doped Gd2Zr2O7 electrolyte and rod-shaped ZnO-SE was designed for detection of HCHO.•The sensor based on…”
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1 × N All‐Logic Optical Switch Based on Polymer Platform Using Multimode Interferometer by Zeng, Guoyan, Zhang, Daming, Wang, Fei, Wang, Xibin, Yin, Yuexin

“…The compact and broadband optical switch with a large port count is demanded with the increasing communication capacity. In this article, a universal method…”
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PLC-Based Polymer/Silica Hybrid Inverted Ridge LP 11 Mode Rotator by Liang, Jiaqi, Zhang, Daming, Lv, Xinyu, Zeng, Guoyan, Cheng, Pai, Yin, Yuexin, Sun, Xiaoqiang, Wang, Fei

“…The mode rotator is an important component in a PLC-based mode-division multiplexing (MDM) system, which is used to implement high-order modes with vertical…”
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PLC-Based Polymer/Silica Hybrid Inverted Ridge LP[sub.11] Mode Rotator by Liang, Jiaqi, Zhang, Daming, Lv, Xinyu, Zeng, Guoyan, Cheng, Pai, Yin, Yuexin, Sun, Xiaoqiang, Wang, Fei

“…The mode rotator is an important component in a PLC-based mode-division multiplexing (MDM) system, which is used to implement high-order modes with vertical…”
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