中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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CAS IR Grid
机构
成都山地灾害与环境研... [1]
长春光学精密机械与物... [1]
植物研究所 [1]
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OAI收割 [3]
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期刊论文 [2]
会议论文 [1]
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2018 [1]
2017 [1]
2006 [1]
学科主题
Biochemist... [1]
Plant Scie... [1]
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Nitrogen, not phosphorus, enrichment controls biomass production in alpine wetlands on the Tibetan Plateau, China
期刊论文
OAI收割
ECOLOGICAL ENGINEERING, 2018, 卷号: 116, 页码: 31-34
作者:
Gao, Yongheng
;
Cooper, David J.
;
Zeng, Xiaoyang
  |  
收藏
  |  
浏览/下载:38/0
  |  
提交时间:2018/03/19
N deposition
Nutrient limitation
N:P ratio
Soil N and P availability
Alpine wetland
Nitrogen enrichment alters plant N: P stoichiometry and intensifies phosphorus limitation in a steppe ecosystem
期刊论文
OAI收割
ENVIRONMENTAL AND EXPERIMENTAL BOTANY, 2017, 卷号: 134, 页码: 21-32
作者:
Zhan, Shuxia
;
Wang, Yang
;
Zhu, Zhicheng
;
Li, Wenhuai
;
Bai, Yongfei
  |  
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2022/03/28
N and P limitation
N: P stoichiometry
Rhizosphere effect
Plant-soil feedbacks
Water and light availability
Primary production
Soil N and P availability
Ultraviolet electroluminescence of ZnO based heterojunction light emitting diode (EI CONFERENCE)
会议论文
OAI收割
12th International Conference on II-VI Compounds, September 12, 2005 - September 16, 2005, Warsaw, Poland
Jiao S. J.
;
Lu Y. M.
;
Shen D. Z.
;
Zhang Z. Z.
;
Li B. H.
;
Zhang J. Y.
;
Yao B.
;
Liu Y. C.
;
Fan X. W.
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2013/03/25
ZnO/GaN p-i-n heterojunctions light emitting diodes were fabricated by plasma-assisted molecular beam epitaxy. We make use of high resistivity of nitrogen doped ZnO to fabricate n-ZnO/i-ZnO/p-GaN heterojunction light emitting diode. The emission of i-ZnO was obtained due to the limitation effect of i-ZnO on electrons and holes. Moreover
n-ZnO/i-MgO/p-GaN heterojunction light emitting diode was also fabricated. The limitation effect on electrons is increased in this heterojunction. The bright ultraviolet electroluminescence at 382 nm originating from the ZnO layer was observed in the room temperature electroluminescence spectrum. We hope to realize the stimulated emission of ZnO using these heterojunctions by the improvement of crystal quality and the optimization of device structure. 2006 WILEY-VCH Verlag GmbH Co. KGaA.