Open Access. Powered by Scholars. Published by Universities.®

Digital Commons Network™

Open Access. Powered by Scholars. Published by Universities.®

Discipline
Institution
Keyword
Publication Year
Publication
Publication Type
File Type

Articles 64741 - 64770 of 721954

Full-Text Articles in Entire DC Network

Digitalized Design Of Cell Factory Enables Green Biomanufacturing, Fanze Meng, Rui Cao, Bing Hu, Lei Qin, Chun Li Jan 2024

Digitalized Design Of Cell Factory Enables Green Biomanufacturing, Fanze Meng, Rui Cao, Bing Hu, Lei Qin, Chun Li

Bulletin of Chinese Academy of Sciences (Chinese Version)

Green manufacturing is a modern manufacturing mode in the consideration of both environmental impact and efficiency of resource utilization, it represents a significant component of the “new productive force”. Centered on cell factories, green biomanufacturing leverages renewable resources to efficiently produce products that conform to the concepts of low-carbon, green, and sustainable development. The design of high-performance cell factories is pivotal for achieving efficient green biomanufacturing. Nevertheless, traditional cell factory design processes are complex, time-consuming, and labor-intensive. With advancements in artificial intelligence, digital-assisted cell factory design has emerged as a solution to save time and reduce costs. By integrating technologies …

Go to article

Research Progress In High-Throughput Phenotype Testing Technology And Equipment For Engineering Cells Based On Microfluidics, Shuang Li, Xiaojie Guo, Haibo Chen, Sisi Chen, Xin Da, Zhenghui Li, Qinxiu Liu, Yi Wang, Xinhui Xing, Chong Zhang Jan 2024

Research Progress In High-Throughput Phenotype Testing Technology And Equipment For Engineering Cells Based On Microfluidics, Shuang Li, Xiaojie Guo, Haibo Chen, Sisi Chen, Xin Da, Zhenghui Li, Qinxiu Liu, Yi Wang, Xinhui Xing, Chong Zhang

Bulletin of Chinese Academy of Sciences (Chinese Version)

Engineering cells are a core component of green bio-manufacturing. The efficient testing and acquisition of engineering cells with the desired phenotype is a critical factor in the successful implementation of bio-manufacturing. In recent years, based on microfluidics technologies, non-culture type single-cell phenotype high-throughput test equipment and culture type phenotype high-throughput test equipment for the growth and metabolism of single cell in a bioreactor have been developed such as microdroplet and microchamber, realizing high-throughput, automated, miniaturized, and integrated testing of the phenotypes of engineering cells and providing a powerful tool for the breeding of engineering cells. This review systematically compiles the …

Go to article

Bioprocess Engineering And Intelligent Biomanufacturing, Guan Wang, Yingping Zhuang Jan 2024

Bioprocess Engineering And Intelligent Biomanufacturing, Guan Wang, Yingping Zhuang

Bulletin of Chinese Academy of Sciences (Chinese Version)

In the era of rapid development of synthetic biology, biomanufacturing, as a bridge between life sciences and engineering technologies, is gradually demonstrating its extraordinary potential to reshape industrial landscapes. However, challenges such as production efficiency, cost control, and process monitoring still hinder the smooth transition from laboratory innovations to industrial-scale implementation. Intelligent biomanufacturing has emerged as a new form of productive force, offering innovative solutions to these problems. This study reviews the latest advances in bioprocess engineering and intelligent biomanufacturing, focusing on three key technological systems: intelligent sensing, intelligent analysis, and intelligent control. Intelligent sensing technology acts as the “eyes” …

Go to article

Artificial Intelligence Driven Information Technology System Restructuring And Reconstruction—Review Of Information Science & Technology In China: A Roadmap To 2050, Xuehai Hong Jan 2024

Artificial Intelligence Driven Information Technology System Restructuring And Reconstruction—Review Of Information Science & Technology In China: A Roadmap To 2050, Xuehai Hong

Bulletin of Chinese Academy of Sciences (Chinese Version)

The Information Science & Technology in China: A Roadmap to 2050 and Information Technology: Accelerating the Integration of Human Machine Things have predicted the long-term development of China’s information technology field. This study reviews the development and changes in the field of information technology in the past 15 years, and compares them with the initial predictions, pointing out that some important judgments made at the beginning were in line with expectations. In recent years, the global development of information technology has entered a slow period, while the rapid evolution of the new generation of artificial intelligence will bring new opportunities …

Go to article

Strengthen Research On Environmental Control Technologies And Management Policies For Emerging Contaminants In China, Ying Ma, Xiang Li, Yongming Luo Jan 2024

Strengthen Research On Environmental Control Technologies And Management Policies For Emerging Contaminants In China, Ying Ma, Xiang Li, Yongming Luo

Bulletin of Chinese Academy of Sciences (Chinese Version)

The prevention and management of emerging contaminants (ECs) have become critical measures in China’s battle against environmental pollution. This study focuses on the environmental control technologies and policy governance related to emerging contaminants (ECs), analyzing their environmental pathways and challenges to public health, and highlighting advancements and limitations in current physical, chemical, and biological control technologies. Based on a comprehensive analysis of international policies and regulations on ECs control, the study identifies existing challenges and shortcomings in domestic management. Recommendations are proposed to enhance research on environmental control technologies and policies for ECs in China, aiming to provide insights for …

Go to article

Forecast Of China’S Economic Growth Rate In 2025 And Policy Suggestions, Xikang Chen, Cuihong Yang, Kunfu Zhu, Huijuan Wang, Xinru Li, Yu Zhao Jan 2024

Forecast Of China’S Economic Growth Rate In 2025 And Policy Suggestions, Xikang Chen, Cuihong Yang, Kunfu Zhu, Huijuan Wang, Xinru Li, Yu Zhao

Bulletin of Chinese Academy of Sciences (Chinese Version)

In 2024, China’s economy has shown steady progress, maintaining a relatively high growth rate. This study reviews the economic performance of China in 2024 and analyzes the domestic and international conditions for the next period. Using a system-based comprehensive factor prediction method, the study forecasts the economic growth rate for 2025, which indicates that China’s economy is expected to maintain stable operation, with a growth rate of around 4.8%, and is expected to reach around 5% if the package of incremental policies will be effectively implemented and boost the market. Based on the current economic situation, this study provides specific …

Go to article

Digital Scientists And Parallel Sciences: The Origin And Goal Of Ai For Science And Science For Ai, Feiyue Wang, Yutong Wang Jan 2024

Digital Scientists And Parallel Sciences: The Origin And Goal Of Ai For Science And Science For Ai, Feiyue Wang, Yutong Wang

Bulletin of Chinese Academy of Sciences (Chinese Version)

Based on recent development in foundation model, parallel intelligence, decentralized science (DeSci), and other artificial intelligence (AI) technologies, from AI for Science (AI4S) to Science for AI (S4AI), this study discusses parallel sciences and digital scientists, and their impact and significance in paradigm shift for research and development as well as Industry 5.0 and intelligent industry, which demonstrate that paradigm shift is emerging and accelerating, and we must be prepared.

Go to article

Computing System For Simulation Intelligence, Guangming Tan, Weile Jia, Zhan Wang, Guojun Yuan, En Shao, Ninghui Sun Jan 2024

Computing System For Simulation Intelligence, Guangming Tan, Weile Jia, Zhan Wang, Guojun Yuan, En Shao, Ninghui Sun

Bulletin of Chinese Academy of Sciences (Chinese Version)

This study refers computer simulation in scientific research to as scientific simulation. Based on its narrow and broad definitions, this study divides scientific simulation into three stages: numerical computation, simulation intelligence, and science brain. Now, scientific simulation is entering the era of simulation intelligence, i. e., driven by scientific big data and artificial intelligence technology, scientific simulation is shifting from traditional numerical simulation to simulation integrated with artificial intelligence. In order to understand what the right computing system for simulation intelligence is, the design guidelines, basic methods, and key technical problems are discussed.

Go to article

Large Model-Driven, Human-Computer Collaborative Robotic Ai-Chemist Cloud Facility, Yuanyuan Chong, Shuo Feng, Song Wang, Jun Jiang Jan 2024

Large Model-Driven, Human-Computer Collaborative Robotic Ai-Chemist Cloud Facility, Yuanyuan Chong, Shuo Feng, Song Wang, Jun Jiang

Bulletin of Chinese Academy of Sciences (Chinese Version)

At present, chemical science is facing unprecedented opportunities and challenges due to the technological changes brought by artificial intelligence. In order to promote the paradigm shift in chemical research, this study proposes the construction plan of the robotic AI-chemist cloud facility. This system realizes a new paradigm of scientific research by collecting multi-channel data to build a database, developing large scientific models enhanced by chemical knowledge, constructing clusters of robotic facilities, and building an intelligent management decision system, which will dramatically improve the efficiency of scientific research and solve scientific problems in terminal applications. This infrastructure is expected to change …

Go to article

Ai For Science: Ai Enabled Scientific Facility Transforms Fundamental Research, Xiaokang Yang, Yanyan Xu, Lu Chen, Yunbo Wang, Yue Gao, Jidong Tian, Kai Yu, Yaohui Jin, Hong Mei Jan 2024

Ai For Science: Ai Enabled Scientific Facility Transforms Fundamental Research, Xiaokang Yang, Yanyan Xu, Lu Chen, Yunbo Wang, Yue Gao, Jidong Tian, Kai Yu, Yaohui Jin, Hong Mei

Bulletin of Chinese Academy of Sciences (Chinese Version)

In recent years, artificial intelligence (AI) has achieved numerous disruptive breakthroughs in frontier scientific and technological fields, such as AlphaFold2 for protein structure prediction, intelligent control of nuclear fusion, and drug design for COVID-19. These achievements indicate that AI for Science is becoming a new paradigm in research. To achieve fundamental scientific innovation and major technological breakthroughs in the era of intelligence, two core issues should be addressed: 1) how to harness the generality and creativity of the new-generation of AI, especially generative AI and large language models (LLMs), to promote the formation of new paradigms; 2) how to empower …

Go to article

Forecast Of China’S Economic Growth Rate In 2024 And Policy Suggestions, Xikang Chen, Cuihong Yang, Kunfu Zhu, Huijuan Wang, Xinru Li, Yu Zhao Jan 2024

Forecast Of China’S Economic Growth Rate In 2024 And Policy Suggestions, Xikang Chen, Cuihong Yang, Kunfu Zhu, Huijuan Wang, Xinru Li, Yu Zhao

Bulletin of Chinese Academy of Sciences (Chinese Version)

In 2023, China’s economy maintained a recovery trend after the epidemic. However, the economic recovery showed the characteristics of wave-like development, and it is expected that China’s economy will grow steadily and rapidly in 2024. This study introduces a comprehensive approach to forecasting annual GDP growth, integrating input-output models, econometric models, prosperity analysis, expert insights, and scenario analysis. Reviewing China’s economic performance in 2023 and the prevailing global and domestic conditions, it is projected that China’s GDP growth rate will be around 5.3% in 2024. Based on this analysis, several policy recommendations are suggested, namely, intensifying macro-control policies for both …

Go to article

Thoughts On Necessity Of Chinese Characters And Words Expansion, Nanhua Xi Jan 2024

Thoughts On Necessity Of Chinese Characters And Words Expansion, Nanhua Xi

Bulletin of Chinese Academy of Sciences (Chinese Version)

With the development of society, the amount of information that needs to be expressed is huge. Since new information, technologies, and objects are constantly emerging in large quantity, neither expressing them nor naming them is a simple problem and requires a large number of suitable vocabulary, as well as new words. Regarding these issues, in this article the author thought of the necessity of Chinese word expansion.

Go to article

Ai4r: The Fifth Scientific Research Paradigm, Guojie Li Jan 2024

Ai4r: The Fifth Scientific Research Paradigm, Guojie Li

Bulletin of Chinese Academy of Sciences (Chinese Version)

This article refers to “AI for Research（AI4R）” as the fifth research paradigm and summarizes its characteristics, including: (1) the fully integration of artificial intelligence into various scientific and technology researches; (2) machine intelligence has become an integral part of scientific research; (3) effectively handles the combinatorial explosion problem with high computational complexity; (4) probability and statistical models play a greater role in scientific research; (5) realize the integration of four existing research paradigms, cross disciplinary cooperation has become the mainstream research method; (6) scientific research relies more on large research platforms characterized by large models. This article points out that …

Go to article

Ai Helps To Establish A New Paradigm For Scientific Research, Weinan E Jan 2024

Ai Helps To Establish A New Paradigm For Scientific Research, Weinan E

Bulletin of Chinese Academy of Sciences (Chinese Version)

The main purpose of scientific research is to discover fundamental principles and solve practical problems. Although tremendous progress has been made on both fronts, the lack of effective tools and efficient organizational structure still stands as the main bottleneck for scientific progress. The rapid development of artificial intelligence (AI) offers a new possibility. In recent years, deep learning has had an impressive performance, both in helping to solve fundamental scientific problems and in improving the effectiveness of scientific research tools. A new set of infrastructure is emerging, leading us to a new paradigm, the“Android paradigm”, for doing scientific research.

Go to article

Ai For Technology: Applied Practices And Future Perspectives Of Technological Intelligence In High Tech Areas, Yunji Chen, Qi Guo Jan 2024

Ai For Technology: Applied Practices And Future Perspectives Of Technological Intelligence In High Tech Areas, Yunji Chen, Qi Guo

Bulletin of Chinese Academy of Sciences (Chinese Version)

As the core of the fifth research paradigm, AI for Science has been widely used in multiple research fields of natural sciences and high technologies. In contrast to that the application of AI in natural sciences mainly focuses on discovering new theories, principles, and laws, the application of AI in high technologies mainly focuses on creating new plans, tools, and products, in order to resolve concrete problems in related fields. This study first summarizes the typical characteristics and scientific problems of the application of AI in high technologies, i.e., AI for Technology, and then introduces a successful case study of …

Go to article

A New Paradigm Of Life Science Research Driven By Artificial Intelligence, Xin Li, Hanchao Yu Jan 2024

A New Paradigm Of Life Science Research Driven By Artificial Intelligence, Xin Li, Hanchao Yu

Bulletin of Chinese Academy of Sciences (Chinese Version)

The rapid development of biotechnology and information technology has brought life sciences into a new era of data explosion. The traditional life science research paradigm struggles to reveal the fundamental rules of complex biological systems from rapidly growing biological big data. As artificial intelligence continues to achieve disruptive breakthroughs in life science, a new paradigm driven by AI is emerging. This study delves into typical examples of life science research driven by AI, proposes the concept and key elements of the new life science research paradigm, elaborates on the cutting-edge of life science research under this new paradigm, and discusses …

Go to article

Building New Paradigm Of Digital Intelligence Security For New Development Pattern, Xiaoguang Yang, Yang Wu, Xingwei Zhang, Xiaolong Zheng Jan 2024

Building New Paradigm Of Digital Intelligence Security For New Development Pattern, Xiaoguang Yang, Yang Wu, Xingwei Zhang, Xiaolong Zheng

Bulletin of Chinese Academy of Sciences (Chinese Version)

After the 20th National Congress of the Communist Party of China, China has entered a new era of development. Simultaneously, the rapid advancement and extensive application of artificial intelligent technologies have activated a new wave of economic potential and brought about new security challenges to socioeconomic development. This study firstly analyzes the characteristics of the new development pattern in global contexts, and examines the risks and challenges of digital intelligence security (DIS) under the new pattern, encompassing technological security and personal security at the micro-level, as well as economic security, social security, and cultural security at the macro-level. Based on …

Go to article

Strategic Research On Information Technology Promoting National Governance Modernization—Review On The S70th Xiangshan Science Conferences, Chao Zhang, Weiyu Duan, Kaihua Chen, Xiaoguang Yang, Yuntao Long Jan 2024

Strategic Research On Information Technology Promoting National Governance Modernization—Review On The S70th Xiangshan Science Conferences, Chao Zhang, Weiyu Duan, Kaihua Chen, Xiaoguang Yang, Yuntao Long

Bulletin of Chinese Academy of Sciences (Chinese Version)

This study systematically summarizes the reports and speeches of the S70th Xiangshan Science Conferences on the theme of “Strategic Research on Information Technology Promoting the National Governance Modernization” and summarizes the consensus of the conference in the following three aspects. (1) Important progress and achievements have been made in the four typical areas, i.e., smart justice, internet governance, data governance, and emergency management. (2) Using information technology to promote the modernization of national governance is confronted with unprecedented opportunities and challenges. And (3) it is necessary to take a series of effective measures to promote information technology to facilitate the …

Go to article

Microbial Production Of Feed Amino Acids Promotes Reduction And Replacement Of Soybean Meal, Jia Liu, Qi Sheng, Kaifang Liu, Liming Liu Jan 2024

Microbial Production Of Feed Amino Acids Promotes Reduction And Replacement Of Soybean Meal, Jia Liu, Qi Sheng, Kaifang Liu, Liming Liu

Bulletin of Chinese Academy of Sciences (Chinese Version)

With the promotion of soybean meal reduction and substitution as well as lower-protein diet technologies, China has become a leading global producer of feed amino acids. However, the amino acid industry faces significant challenges due to its relatively late start in independently developing industrial strains, resulting in relatively lagging key economic and technical parameters and a less robust intellectual property framework. The rapid progress of synthetic biology has provided promising avenues for the design and optimization of industrial amino acid-producing strains, offering new opportunities for the amino acid fermentation industry to enhance the global competitiveness. This study offers an in-depth …

Go to article

Current Status And Prospect Of Industrial Filamentous Fungi In Biomanufacturing, Zhiqiang Du, Ping Men, Yu Zhou, Xuan Zhang, Xuenian Huang, Xuefeng Lyu Jan 2024

Current Status And Prospect Of Industrial Filamentous Fungi In Biomanufacturing, Zhiqiang Du, Ping Men, Yu Zhou, Xuan Zhang, Xuenian Huang, Xuefeng Lyu

Bulletin of Chinese Academy of Sciences (Chinese Version)

Filamentous fungi, a critical class of industrial microorganisms pivotal to the biomanufacturing industry, has extensive applications in various fields such as pharmaceuticals, food, agriculture, and chemical materials, which are playing a vital role in human life. Recently, innovations in synthetic biology have further driven the application of industrial filamentous fungi in biomanufacturing, highlighting their critical role in this field. This article presents a comprehensive review of the recent progress in the field, covering the latest developments in genetic modification techniques for industrial filamentous fungi, successful cases of rational strain improvement strategies aimed to enhance the quality and efficiency of current …

Go to article

Analysis And Reflections On Key Platform Facilities Construction Of Global Biomanufacturing Industry, Xiaoyan Wu, Fang Chen, Yaoying Shan, Anjing Lu Jan 2024

Analysis And Reflections On Key Platform Facilities Construction Of Global Biomanufacturing Industry, Xiaoyan Wu, Fang Chen, Yaoying Shan, Anjing Lu

Bulletin of Chinese Academy of Sciences (Chinese Version)

Biomanufacturing, an emerging production method, is becoming a significant trend in global economic development and has garnered widespread international attention. Platform facilities are vital to the biomanufacturing industry’s development, serving as both the foundation for technological innovation and the bridge between research outcomes and practical applications. This study analyzes three key types of platform facilities and their operational mechanisms: technology innovation platforms (exemplified by the U.S. Agile BioFoundry), pilot-scale platforms (represented by European Bio Base Europe Pilot Plant), and industry incubation platforms (illustrated by the UK SynbiCITE). Drawing from these successful examples and examining China’s current platform infrastructure, this paper …

Go to article

Research On Innovative Development Path And Policy Guarantee Of China’S Synthetic Biology Industry, Hongjun Geng, Chang Wang Jan 2024

Research On Innovative Development Path And Policy Guarantee Of China’S Synthetic Biology Industry, Hongjun Geng, Chang Wang

Bulletin of Chinese Academy of Sciences (Chinese Version)

Synthetic biology is hailed as the third revolution in life sciences after the discovery of the DNA double helix structure and genomic technology, and is the core driving force for the leapfrog development of next-generation biomanufacturing and the future bioeconomy, opening up an opportunity window for the reshaping of the global manufacturing map. How to strategically position the synthesis biology industry and seize the strategic high ground in the industry is a core topic of interest for global science and technology powers and manufacturing powers. Based on the identification of problems in the development of China’s synthesis biology industry, this …

Go to article

Scientific Approach To Building A Highland Of Ecological Civilization In Xizang Of China, Xiaodan Wang, Jianxin Zhang, Da Wei, Hui Zhao, Jiangtao Hong, Yuling Liang, Yahui Qi, Zhengrong Yuan Jan 2024

Scientific Approach To Building A Highland Of Ecological Civilization In Xizang Of China, Xiaodan Wang, Jianxin Zhang, Da Wei, Hui Zhao, Jiangtao Hong, Yuling Liang, Yahui Qi, Zhengrong Yuan

Bulletin of Chinese Academy of Sciences (Chinese Version)

Xizang, which plays an important barrier role in maintaining national ecological security, is a unique region that ensures China’s sustainable development and leads the construction of national ecological civilization. The Seventh Central Conference on the Work of Xizang has set clear goals and specific requirements for building an ecological civilization highland on the Qinghai-Xizang Plateau, which were identified as a new mission and task of Xizang government for environmental protection and sustainable development in the new era. Based on the previous research achievements about national ecological security barrier, this work further carried out the systematic study of ecological civilization highland …

Go to article

Internal Logic And Policy Recommendations Of Big Data To Support High-Quality Development Of Modern Agricultural Industry, Yingming Li, Zitong Wang, Mingyue Wang, Shiyi Liu Jan 2024

Internal Logic And Policy Recommendations Of Big Data To Support High-Quality Development Of Modern Agricultural Industry, Yingming Li, Zitong Wang, Mingyue Wang, Shiyi Liu

Bulletin of Chinese Academy of Sciences (Chinese Version)

Clarifying the internal logic of big data to support modern agricultural production is helpful to cultivate and develop new quality productive forces in agriculture. From the perspective of economics, this study proposes that the role of big data in modern agricultural production is mainly reflected in two levels. Firstly, it improves the total factor productivity of the traditional agricultural production function. Secondly, it changes the factor endowment structure of agricultural production and forms a new agricultural production function. Based on these, the realization form of big data to support modern agricultural production can be summarized as improving the efficiency of …

Go to article

Development And Utilization Of Mineral Resources In The Arctic And China’S Strategic Countermeasures, Yina Su Jan 2024

Development And Utilization Of Mineral Resources In The Arctic And China’S Strategic Countermeasures, Yina Su

Bulletin of Chinese Academy of Sciences (Chinese Version)

There are abundant strategic mineral resources as oil, gas, iron ore, copper, and nickel in the Arctic region. If the Arctic routes can be opened in the future, they will become another important transportation channels connecting the Pacific and Atlantic Oceans, following the Panama Canal and the Suez Canal, which may reshape the world’s maritime trade and transportation pattern. With the development of science and technology, increase in mineral resources consumption and changes in the international environment, the strategic position of the Arctic region is increasingly elevated, and the United States, Russia and some other countries of the European Union …

Go to article

Redesign And De Novo Design Of Circular Blue Bioindustry, Wei Zhang, Shufeng Zhang, Hantao Zhou, Minhan Dai Jan 2024

Redesign And De Novo Design Of Circular Blue Bioindustry, Wei Zhang, Shufeng Zhang, Hantao Zhou, Minhan Dai

Bulletin of Chinese Academy of Sciences (Chinese Version)

The future marine bioindustry, which features advanced green intelligent biomanufacturing and high-value marine bioproducts, is a strategically emerging marine industry. This study proposes a new industrial development model for the circular blue bioindustry, founded on simultaneously optimizing the sustainable utilization of marine bioresources and protecting the ecological environment. Through in-depth analysis of the current situation, challenges, and potential development opportunities of the global and Chinese marine bioindustries underpinning sustainable development, theoretical framework, approaches and implementation pathways have been established to redesign the existing marine bioindustry and de novo design of the emerging marine bioindustry. Future key development priorities are suggested …

Go to article

Spatial Analyses On Pre-Earthquake Ionospheric Anomalies And Magnetic Storms Observed By China Seismo-Electromagnetic Satellite In August 2018, Jann-Yeng Tiger Liu, Xuhui Shen, Fu-Yuan Chang, Yuh-Ing Chen, Yang-Yi Sun, Chieh‑Hung Chen, Sergey Pulinets, Katsumi Hattori, Dimitar Ouzounov, Valerio Tramutoli, Michel Parrot, Wei-Sheng Chen, Cheng-Yan Liu, Fei Zhang, Dapeng Liu, Xue-Min Zhang, Rui Yan, Qiao Wang Jan 2024

Spatial Analyses On Pre-Earthquake Ionospheric Anomalies And Magnetic Storms Observed By China Seismo-Electromagnetic Satellite In August 2018, Jann-Yeng Tiger Liu, Xuhui Shen, Fu-Yuan Chang, Yuh-Ing Chen, Yang-Yi Sun, Chieh‑Hung Chen, Sergey Pulinets, Katsumi Hattori, Dimitar Ouzounov, Valerio Tramutoli, Michel Parrot, Wei-Sheng Chen, Cheng-Yan Liu, Fei Zhang, Dapeng Liu, Xue-Min Zhang, Rui Yan, Qiao Wang

Mathematics, Physics, and Computer Science Faculty Articles and Research

The China Seismo-Electromagnetic Satellite (CSES), with a sun-synchronous orbit at 507 km altitude, was launched on 2 February 2018 to investigate pre-earthquake ionospheric anomalies (PEIAs) and ionospheric space weather. The CSES probes manifest longitudinal features of four-peak plasma density and three plasma depletions in the equatorial/low-latitudes as well as mid-latitude troughs. CSES plasma and the total electron content (TEC) of the global ionosphere map (GIM) are used to study PEIAs associated with a destructive M7.0 earthquake and its followed M6.5 and M6.3/M6.9 earthquakes in Lombok, Indonesia, on 5, 17, and 19 August 2018, respectively, as well as to examine ionospheric …

Go to article

Highest Efficiency Of Perovskite Structure Solar Cells, Murtadha J. Edam, Samir M. Abdulalmohsin, Dheyaa A. Bilal, Mushtaq O. Oleiw Jan 2024

Highest Efficiency Of Perovskite Structure Solar Cells, Murtadha J. Edam, Samir M. Abdulalmohsin, Dheyaa A. Bilal, Mushtaq O. Oleiw

International Journal of Thin Film Science and Technology

Perovskite solar cells are the most promising photovoltaic technology in the current generation due to their rapid rise in efficiency (high absorption and large diffusion length), availability Initial the materials, low cost, easy to manufacture under very normal conditions, and high yield. This work concerned about modeled Titanium dioxide-based perovskite simulation model with FTO / TiO2 / CH3NH3PbI3 / NiO/Pt and used the solar cell capacitance simulator (SCAPS-1D) for analyzed. In this study NiO we used as Hole Transport Layer (HTM), TiO2as electron Transport Material (ETL) and CH3NH3PbI3 is the perovskite absorber. We study effects for change of the thicknesses …

Go to article

Study The Defect Of Organic Electron Transport Materials Of Perovskites Solar Cell, Hussein K. Mejbel, Samir M. Abdulalmohsin, Dhuha E. Tareq Jan 2024

Study The Defect Of Organic Electron Transport Materials Of Perovskites Solar Cell, Hussein K. Mejbel, Samir M. Abdulalmohsin, Dhuha E. Tareq

International Journal of Thin Film Science and Technology

: In this study, the Organic Perovskite solar cells have been of great interest due to their low cost and great efficiency. The perovskite materials have huge charge carrier mobility with greater stability than organic materials, metal oxides have shown great promise. In this research, because of its improved performance, we used PCBM represent as Electron Transport layer-ETL, NiO is Hole Transport Material (HTM), and CH3NH3PbI3 as an absorber. His work is concerned with the design and analysis of lead-based perovskite solar cell model with the versatile FTO/PCBM/CH3NH3PbI3/NiO/Pt architecture. Via system simulation, we researched the effects of some parameters on …

Go to article

Influence Of Effective Surface Area On Gas Sensing Properties And Surface Morphology Of Ag Doped Cu2o Thin Films By Cost Effective Method Of M-Silar Technique, A. Vasuhi, K. Dhanabalan, A. T. Ravichandran, R. Chandramohan, K. Ravichandran, R. Shalini Jan 2024

Influence Of Effective Surface Area On Gas Sensing Properties And Surface Morphology Of Ag Doped Cu2o Thin Films By Cost Effective Method Of M-Silar Technique, A. Vasuhi, K. Dhanabalan, A. T. Ravichandran, R. Chandramohan, K. Ravichandran, R. Shalini

International Journal of Thin Film Science and Technology

Undoped and silver (Ag) doped Cu2O (Cu2-xAgxO; x= 2.5, 5.0, 7.5 and 10.0 mol. %) thin films were deposited onto glass substrate using modified successive ionic layer adsorption and reaction (M-SILAR) technique. The Ag doping level causes significant influence on the properties of the system prepared. The results indicated that 10.0 mol.% Ag doping causes major property improvements. The deposited films were characterized by their structural, morphological, surface smoothness, optical and gas sensitivity. The X-ray diffraction analysis shows the polycrystalline growth of Cu2-xAgxO films. The substitution by Ag2+ ions result in cubic structure (111) preferential orientation. The transmittance and optical …

Go to article

First Prev Next Last