Digital Commons Network^™

Pre‑Sizing Online Tool For Photovoltaic Water Pumping System: Development, Testing, Validation, And Evaluation, Sameh O. Abdellatif, Hani Ghali, Ibrahem Mohamed Mahmoud, Ahmed Hatem, Abdullah Hatem

Electrical Engineering

No abstract provided.

Ksu University Band & University Philharmonic Orchestra

Bailey School of Music Concert Programs

Program for the KSU University Band & University Philharmonic Orchestra performance on February 20, 2024.

Stem Lunch #2: Reconsidering Class Time Through Flipped Learning, Dan Mattern, Mike Gill, Winn Hutchcraft, Bibek Kattel

Events

In flipped learning, first contact with new concepts moves outside the classroom to individual study time so that the classroom is transformed into a dynamic, interactive learning environment. In this session, we’ll hear from a panel of UM instructors -- Dan Mattern (chemistry), Mike Gill (chemical engineering), Winn Hutchcraft, and Bibek Kattel (electrical engineering) -- about how they take a flipped approach to their courses. Lunch from Grit. (Tuesday, February 20, 2024, 12:00-1:00 p.m., Student Union 326)

Soil Health Class-2: Soil Ph, Jiyul Chang, Becki Ritter, Dean Feller, Madhav P. Nepal

iLEARN Teaching Resources

This lesson on soil pH explores the crucial role of soil acidity or alkalinity in plant health and productivity. Soil pH, or potential of Hydrogen ions in soil, is a measure of how acidic or basic soil is. Appropriate soil pH condition is important to grow plants. If soil pH is not appropriate, plants cannot absorb nutrients from soil well, then plants cannot grow well and cannot produce vegetables. This class will show what an appropriate soil pH condition is and how to measure soil pH of garden using simple test kit. Covering the pH scale from acidic to alkaline, …

Judicial Process, Free Speech, And Ordered Liberty, Luke M. Milligan, Robert E. Ranney

University of the Pacific Law Review

No abstract provided.

The Pathogenicity Of Vancomycin-Resistant Enterococcus Faecalis To Colon Cancer Cells, Li Zhang, Mingxia Deng, Jing Liu, Jiajie Zhang, Fangyu Wang, Wei Yu

Faculty, Staff and Student Publications

BACKGROUND: The aim of this study was to investigate the pathogenicity of vancomycin-resistant Enterococcus faecalis (VREs) to human colon cells in vitro.

METHODS: Three E. faecalis isolates (2 VREs and E. faecalis ATCC 29212) were cocultured with NCM460, HT-29 and HCT116 cells. Changes in cell morphology and bacterial adhesion were assessed at different time points. Interleukin-8 (IL-8) and vascular endothelial growth factor A (VEGFA) expression were measured via RT-qPCR and enzyme-linked immunosorbent assay (ELISA), respectively. Cell migration and human umbilical vein endothelial cells (HUVECs) tube formation assays were used for angiogenesis studies. The activity of PI3K/AKT/mTOR signaling pathway was measured …

Research Will Advance U.S. Offshore Wind Energy, Michelle Gregoire

UNH Today Archive

No abstract provided.

Elementary School Teachers’ Perceptions On The Use Of Role Play To Support Student Engagement, Hannah Ceballos

Walden Dissertations and Doctoral Studies

Role play has been recently studied in high school and college settings. The purpose of this study was to examine role play in an elementary-level classroom. Role play leads to increased student engagement. Early elementary school teachers’ perceptions about the benefits and challenges of using role play to support student engagement were investigated in this study. The 12 participants were kindergarten through third-grade teachers who have experience with role play in the classroom. Kolb’s experiential learning theory was used to explore role play benefits and challenges. Using semistructured interviews, data were analyzed using Quirkos software to identify themes to the …

Executive Functioning Of Kindergarteners As Predicted By Parenting Style, Parental Warmth, And Parents’ Socioeconomic Status, Kimberly D. Barrow

Walden Dissertations and Doctoral Studies

An academic achievement disparity exists between children from low-income and high-income households, and this gap progressively expands over time. A child’s executive functioning skills and interactions with their parents can contribute to this deficit. This static group comparison and quantitative correlational research study was conducted to examine the effects of parental warmth, parenting style, and parents’ socioeconomic status (SES) and the impact on kindergarten students’ working memory and inhibition executive functioning skills. The research was guided by Bandura’s social learning theory and Baumrind parenting style theory. The data sources were online self-reported surveys completed by parents with children in kindergarten. …

Developing Science Education Ecosystem In Line With Technological Innovation Trends, Jiaping Fan, Qianqian Li, Ying Wang

Bulletin of Chinese Academy of Sciences (Chinese Version)

Science education is a critical intersection for advancing the integrated development of education, science, and talent as outlined in the 20th National Congress of the Communist Party of China. It plays a foundational role in nurturing scientific innovation talent and enhancing scientific literacy across the nation. Developing a science education ecosystem, composed of diverse entities from the education system, research institutions, and employment sectors, is essential for China’s high-quality development and its unique path to modernization. Drawing on both domestic and international practices in science education, this study clarifies the connotation and characteristics of the science education ecosystem. The study …

Constructing Foundational System Supporting Growth And Development Of S&T Talent: Connotation, Characteristics, Framework And Practical Paths, Yu Jiang, Xiaowei Xiang, Jianzhong Zhou

Bulletin of Chinese Academy of Sciences (Chinese Version)

Talents are the core force leading breakthroughs in cutting-edge science and technology and a powerful driving force in building a world power in science and technology. The basic system is the fundamental guideline for independently cultivating scientific and technological talents and guaranteeing that their scientific and technological innovation vitality is effectively brought into play. The article firstly discusses the conceptual connotation of the basic system to support the growth and development of scientific and technological talents, and considers that the basic system has the characteristics of universality, fundamentality, criticality, and long-term nature, and puts forward the framework system of the …

The Fuxi Farm: Practice Exploration And Reflection On Integrated Innovation Of Smart Agriculture Technology, Yucheng Zhang, Xiaobo Zhang, Shuqin Gao, Congcong Zheng, Jingyao Zhang, Ya Wen, Lujun Li, Zhuo Wang, Tie Li, Honglong Zhao

Bulletin of Chinese Academy of Sciences (Chinese Version)

Smart agriculture plays a pivotal role in enhancing food security by optimizing resource use and improving crop yields through the application of AI technologies. The establishment of smart farms is critical to rapidly integrating AI into agricultural production, offering platforms for both the deployment and testing of AI solutions and equipment. This paper examines the development of smart farms, with a focus on practices from developed countries, and assesses the current status of smart farming in China. We then focus on exploring the content, pathways, and practices for constructing a smart agricultural production system in China through the establishment of …

Accelerate Innovation Of Forage Intelligent Breeding Technology: Reflection And Suggestions, Haichun Jing, Weijuan Hu, Jingbo Jin, Jingyu Zhang, Yao Zhou, Yue Gong, Gang Yao, Lei Wang, Kang Chong

Bulletin of Chinese Academy of Sciences (Chinese Version)

The world is facing unprecedented changes today, with continuous population growth intensifying the pressure on food demand. The shift towards diversified dietary structures has increased the demand for feed grains, while climate change further threatens China’s food security by affecting agricultural productivity and carbon sequestration economy. At present, China has entered a new era of food supply and feed. As the food supply for animals, forage is the core component of feed, and its industrial development has profound strategic significance for ensuring national food security. This study analyzes the current situation of China’s forage seed industry, summarizes the cutting-edge achievements …

Rapid Soil Detection Technology Aids In Assessing Soil Nutrients In China, Wei Wu, Xiaoyong Liao, Xiaopeng Li, Yuntao Wu, Huixian Lu, Yucheng Zhang, Jiabao Zhang

Bulletin of Chinese Academy of Sciences (Chinese Version)

Soil quality is the core issue for ensuring China’s food security, and soil health is the top priority of soil quality. Comprehensive, rapid and accurate acquisition of soil background data is the prerequisite for achieving homogeneous soil management and formulating balanced fertilization strategies, which will play a key role in improving non-point source pollution caused by unreasonable fertilization and achieving balanced grain yield increase. This study reviews rapid soil testing methods both domestically and internationally. Based on previous research, it proposes a technical approach to rapidly detect soil nutrient concentrations by calculating the gamma quanta released during the decay of …

Hillside Agricultural Machinery And Agricultural Intelligence Driven By New Technologies, Hong Qiao, Yanfeng Lyu, Enhao Zheng

Bulletin of Chinese Academy of Sciences (Chinese Version)

Hilly and mountainous areas play a crucial role in China’s agricultural production. However, the low level of comprehensive mechanization for crop cultivation, planting, and harvesting in these regions severely hampers the modernization of agriculture. The complex terrain and diverse cropping patterns in hilly areas necessitate the development of specialized agricultural machinery and robots tailored to these unique landscapes. To advance this process, the Chinese government has introduced a series of policies in recent years to support the research and development of agricultural machinery for hilly regions, providing strong backing for the advancement of agricultural technology in these areas. Against this …

Artificial Intelligence Innovation For Smart Plant Factory To Diversify Its Big Food Production Functions, Huaqin Gong, Haichun Jing, Xin Tan, Xianhui Wang, Yucheng Zhang, Rongcheng Lin, Mingyu Yang, Shuang Lin, Hualing Xie, Yanping Yang, Shitang Ye, Peng Li, Tingyun Kuang

Bulletin of Chinese Academy of Sciences (Chinese Version)

China’s food security is facing more and more severe and complex challenges, such as tight balance between food demand and supply, the upgrading of consumption structure, and resource constraints. The plant factory is an advanced scenario in agricultural production, a diversified food production system that gets rid of the constraints of “ask for food from the mother nature” and respond to disasters and wars, and is oriented to space. Nevertheless, the high cost greatly limits the application and development of plant factories. The rapid development of artificial intelligence will bring new opportunities for the innovative development and expansion of plant …

A New Scientific Research Paradigm Driven By Ai And Its Applications In Academic Disciplines, Jiang Yu, Yue Zhang, Yi Zhou

Bulletin of Chinese Academy of Sciences (Chinese Version)

The artificial intelligence (AI) -driven paradigm of scientific research, deeply embedded through the integration of data, computing power, and algorithms, has triggered profound changes in the research process, thinking logic, and organizational patterns. This study systematically summarizes the main characteristics and forms of the AI-driven new scientific research paradigm. It proposes that the evolution of the AI-driven research paradigm is shifting from “automated research” to “model-based research” and “intelligent research.” The depth and scope of AI applications in scientific research continue to expand, and this will drive significant changes in research organization and governance models. In addition, this study discusses …

Data And Intelligent Driven Space Science Experimental Research: New Exploration Under Ai4s Paradigm, Shengyang Li, Kang Liu, Yunfei Liu, Chufan Lai

Bulletin of Chinese Academy of Sciences (Chinese Version)

As artificial intelligence (AI) technology continues to advance, it is revolutionizing various scientific fields, giving rise to a new research paradigm known as AI for Science (AI4S). This study highlights the unique multidisciplinary advantages of AI in space science experiments conducted under microgravity conditions. It provides a comprehensive analysis of AI-driven approaches to multimodal space science experiment data pattern mining, domain knowledge extraction, interdisciplinary knowledge integration, and cognitive intelligence. The study reveals AI’s substantial potential to enhance intelligent scientific research, cognition, and discovery within the realm of space science experiments. The findings suggest that data-driven space science research, as a …

International Ocean Drilling Program: Outstanding Talents And Their Scientific Contributions, Tianyue Peng, Wang Ding, Ye Yuan, Benduo Zhu, Bing Han

Bulletin of Chinese Academy of Sciences (Chinese Version)

The International Ocean Discovery Program (IODP) is one of the most successful international scientific collaboration in the field of Earth sciences. The program began in 1968 and has been ongoing for over 57 years, continuing to develop and thrive. The IODP has made numerous breakthroughs in areas such as plate tectonics, climate change, deep-sea resources, disaster prevention and mitigation, and deep-sea drilling technology, greatly advancing the progress of Earth sciences and benefiting human society. Throughout its development, the IODP has also nurtured a large number of scientific talents, with 45 scientists receiving a total of 68 globally influential awards, some …

Improve Governance System Of National Parks, Build The World‘S Largest National Park System With High Quality, Baorong Huang

Bulletin of Chinese Academy of Sciences (Chinese Version)

Improving the governance system of national parks is an inevitable requirement for China’s high-quality construction of the world’s largest national park system. This study analyzes the main challenges and problems faced by China’s national park governance based on long-term investigation on national parks and national park system pilot areas. Under the overall logic of modernization of China’s national governance system and governance capabilities, drawing on international experiences in sound governance of regional and watershed public goods and national parks, this study proposes a theoretical framework for establishing a “four in one” national park governance system in China, including a comprehensive …

Regime Of National Park Group Based On Protected Area System In Tibetan Plateau, Dong Chen, Yafei Wang, Dengsheng Wu, Jie Fan

Bulletin of Chinese Academy of Sciences (Chinese Version)

China’s national park reform has entered a new stage of promoting reform based on the protected area system. The national park team of the second comprehensive scientific investigation and research on the Tibetan Plateau (TP) took the lead in putting forward the construction plan of the TP protected area, which is dominated by national park in area and function. The TP national park group, including “small group” which refer to national park, and “large group” which refer to different protected areas, innovates the long-term mechanism for the construction of national ecological security barriers on TP. The national park group requires …

Experience And Enlightenment Of Eu Natura 2000 Protected Area Network, Ling Tang, Baorong Huang, Tong Jin, Xuetian Hu

Bulletin of Chinese Academy of Sciences (Chinese Version)

The EU Natura 2000 protected area network, covering nearly 19% of the land and 10% of the sea in the EU, has played an important role in protecting biodiversity and enhancing regional socio-economic well-being, and is regarded as the most successful protected area network in the world. Its successful experience is mainly reflected in five aspects. (1) The adoption of regional biodiversity conservation legislation and the promotion of compliance with the law by member countries to promote the construction of the protected area network. (2) The establishment of a decision-making and implementation mechanism that combines the EU resolution process and …

Problems And Suggestions Of Building Scientific Decision-Making And Advisory Mechanism Of National Parks—Governance-Based Perspective, Yu Wei, Duowei Cheng, Yi Wang

Bulletin of Chinese Academy of Sciences (Chinese Version)

National parks are multi-factor, multi-functional and multi-dimensional complexes, which makes them difficult to follow the traditional administration and management modes, and need to explore the construction of a modernized governance system. An important step in enhancing the effectiveness of governance is to establish a reasonable, and efficient scientific decision-making and consultation mechanism. China has made remarkable progress in scientific decision-making and consultation in national parks. However, there are still some problems with the national parks’ decision-making process and effectiveness due to vague definition of authority and responsibility, dependence on departmentalized management paths, and inadequate upward and downward transmission of information …

Research On Integration Of Innovation Chain, Industrial Chain, Fund Chain, And Talent Chain, Changhong Nie, Feijie Zhao, Chuan Li, Tong Chen

Bulletin of Chinese Academy of Sciences (Chinese Version)

Promoting the integrated development of innovation chain, industrial chain, capital chain, and talent chain is of great significance to the high-quality development of the economy, and its essence is to reduce the various barriers faced by the flow of innovation elements across organizational boundaries, improve the allocation efficiency, better stimulate the main role of enterprises in scientific and technological innovation, and enhance the overall efficiency of the national innovation system. This study analyzes “four chain” integration and puts forward the following suggestions. First, promote the systematic layout and systematic implementation of scientific and technological innovation policies. Second, explore the construction …

Path And Strategy Of Pollution And Carbon Reduction By Digitization In Electric Power Enterprises, Xiaohong Chen, Runcheng Tang, Dongbin Hu, Xuesong Xu, Xiangbo Tang, Guodong Yi, Weiwei Zhang

Bulletin of Chinese Academy of Sciences (Chinese Version)

With the extensive application and innovation of digital technology in the energy sector, digital technology has become increasingly crucial for the power industry to achieve the goal of reducing pollution and carbon emissions. How digital technology enables electric power enterprises to achieve this goal has attracted much attention. Firstly, the study analyzes the progress of digital technology applications in pollution reduction and carbon reduction in electric power enterprises. Then, it identifies the existing problems in the current application of digital technology in the power industry for reducing pollution and carbon emissions. Finally, it explores the potential ways and approaches of …

Analysis And Recommendations For Energy Conservation And Carbon Emission Reduction In Industry Boosted By Digital Energy Management Systems, Duanyang Geng, Tong Xu, Qinghua Zhu, Steve Evans

Bulletin of Chinese Academy of Sciences (Chinese Version)

Energy consumption during production processes in the industry is a main source of carbon dioxide emissions. Therefore, for China’s dual-carbon goals, industrial enterprises need to focus on reducing energy waste to achieve energy-efficient production, thereby effectively reducing carbon emissions in industrial production. In recent years, with the continuous development and popularization of digital technology, digital energy management systems have played a crucial role in energy saving by visualizing invisible energy in the industry. In this context, this study first analyses the current status of digital energy management system applications in the UK, the US, Germany, and Sweden, summarizes their characteristics …

Evolution Characteristics And Enlightenment Of American Science And Technology Policy In 21st Century, Lingjing Cao, Zhiqiang Zhang

Bulletin of Chinese Academy of Sciences (Chinese Version)

In the 21st century, a new round of world scientific and technological revolution and industrial transformation has accelerated. Especially after the international financial crisis, countries have strengthened their scientific and technological strategic layout and R&D investment. The international scientific and technological competition has become increasingly fierce, and science and technology policy has become a key factor determining the success or failure of technological competition. This study analyzes the historical evolution of policy documents such as science and technology planning, strategic guidelines and research reports issued by the U.S. government and the long-term R&D input data of the federal government in …

Development Path And Policy Guarantee Of China's Advanced Manufacturing Industry Under Background Of Fourth Industrial Revolution, Chang Wang, Siyuan Zhou, Hongjun Geng

Bulletin of Chinese Academy of Sciences (Chinese Version)

How to seize the opportunity window opened by the fourth industrial revolution and enhance the international competitive advantage of advanced manufacturing has become an important issue concerned by existing research and policy practitioners. This study analyzes the background, characteristics, and influence of the fourth industrial revolution on the development of advanced manufacturing industry. Based on this, it discusses the development status and problems of four types of advanced manufacturing industries, including digitally empowered new infrastructure industries, intelligent manufacturing high-end equipment industries, brand-oriented new consumption industries, and science-based industries. The development paths of “fusion innovation”, “intelligent manufacturing upgrade”, “quality improvement”, and …

Thoughts On Transformation Of Scientific And Technological Achievements In Field Of Information Technology, Ninghui Sun, Xiaojuan Li

Bulletin of Chinese Academy of Sciences (Chinese Version)

To promote the transformation of scientific and technological achievements is one of the key points of China’s national science and technology innovation policy. Nevertheless, due to the particularity, complexity, and professionalism of technological achievements, being difficult to transform scientific and technological achievements is a worldwide common problem. There are many issues worth discussing and exploring in China’s transformation of scientific and technological achievements, especially when it comes to whether research institutes can transform their achievements by establishing enterprises, the answers remain controversial. The authors intend to take the field of information technology as an example, by analyzing the advantages, disadvantages, …

Promote High-Quality Development Of China-Sri Lanka Joint Center For Education And Research By Practicing New Development Philosophy, Jinglong Yao, Haitao Chen, Changsheng Zhang, Min Yang, Weiqiang Wang, Yuansong Wei, Gang Pan, Yawei Wang, Yao Luo, Hui Zhong, Zhenqiu Zhang

Bulletin of Chinese Academy of Sciences (Chinese Version)

Under the guidance of the new development paradigm, the Chinese Academy of Sciences (CAS) has started a series of pioneering international cooperation in the Belt and Road countries with scientific and technological innovation, especially along the 21st Century Maritime Silk Road. CAS advanced the practical cooperation with the research institutions of the countries to improve their research and innovation capabilities. Taking the example of high-quality development, the China-Sri Lanka Joint Center for Education and Research (CSL-CER), satisfied the Sri Lanka’ s demands for science and education. This paper describes the progress and significance of achieved results by promoting high-quality development, …