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  • Exploration on Innovative Teaching of Graduate Practical Courses of “Chemical Power Manufacturing Engineering”
  • MA Yulin, CHENG Xinqun, HUO Hua, YIN Geping
  • The practice and innovation ability of professional masters are the important goal during the professional master training process. In this paper, the practice course of "chemical power manufacturing engineering" in Harbin Institute of Technology has been used as an example to resolve the problems of the course. The teaching reform has been carried out on the reformation in the aspects of teaching methods, teaching contents, teaching staff, and evaluation system. Finally, we construct the autonomous learning system of students both in the class and out of class, and discuss about how to improve the abilities of practice, innovation, and scientific research of professional masters.
  • DOI:10.3866/PKU.DXHX201806007
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  • Teaching Exploration of the Chemical Laboratory Safety Course for Undergraduates
  • Lina ZHU, Songxue SHAO, Baojin GONG, Haiyun SHEN, Chuang SHANG
  • More and more attention is focused on the safety and security of the campus laboratory recently, but safety education is absent in undergraduate chemistry curriculum in most colleges and universities. Herein, the necessity of adding laboratory safety course into the undergraduates' curriculum was discussed from the perspective of humanism. The explorations on the chemical laboratory safety course for undergraduates were carried out by way of patterns, artifice, contents, and evaluation of teaching.

  • 2018, Vol.33 No.6 DOI:10.3866/PKU.DXHX201802005
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2018 Vol. 33,No. 7Published:17 July 2018
  • Growth Process of Lithium
  • Tianyu FENG,Tianfei CAI,Yaxian ZHU
  • Herein, we personify lithium as a little girl who lives in the world of chemistry. We tell a story about the element that she has been developing her application since discovered by mankind. The physical and chemical properties of lithium are also expounded with descriptive words so as to help readers easily understand the characteristics of lithium.

  • 2018, 33 (7): 2-5 DOI: 10.3866/PKU.DXHX201803006
  • Biography of Fluorine
  • Yuying LEI,Yinuo NING,Yaxian ZHU
  • Fluorine and its compounds have an important application in production and life. Since fluorine was first discovered by chemists and prepared in the laboratory, fluorine has always been with human beings. In this paper, fluorine is anthropomorphized and biographies are used in the biographical form. The history and application history of fluorine are reviewed.

  • 2018, 33 (7): 6-8 DOI: 10.3866/PKU.DXHX201803019
  • The Diagnosis of Aluminum
  • Zirun ZHAO,Junjie LIU,Yaxian ZHU
  • Aluminum, together with its compounds, is of vital significance in the production and life of human being. From the time when Aluminum was first discovered by chemists and was made in the laboratory to now, Aluminum has been in tight relationship with human. This article tries to personify Aluminum, with the form of diagnosis so as to review the history of the discovery and application of Aluminum in dialogue.

  • 2018, 33 (7): 9-12 DOI: 10.3866/PKU.DXHX201802033
  • The Promotion of Miss Phosphorus
  • Tianfei CAI,Tianyu FENG,Yaxian ZHU
  • In this passage, phosphorus is personified as "Miss Phosphor" who lives on the earth. We tell about a story about the history of this element, including how she has been working in lives and her applications in human society since found by human. Herein we use descriptive words to make it easier for readers to understand the physiologic functions and applications of phosphorus.

  • 2018, 33 (7): 13-16 DOI: 10.3866/PKU.DXHX201804001
  • The Self Introduction of Sulfur
  • Junjie LIU,Zirun ZHAO,Yaxian ZHU
  • Sulfur, no matter as element or compound, has played an essential role in human life and production. Herein, the development history, the distribution as an element on the Earth, as well as the characters and physiological activity of sulfur will be mentioned so as to give our readers a more comprehensive perspective of sulfur while simultaneously enjoy the very fun of reading our story.

  • 2018, 33 (7): 17-19 DOI: 10.3866/PKU.DXHX201803009
  • Appeal of Mr. Chlorine
  • Zhimei ZHOU,Yaxian ZHU
  • Chlorine is an indispensable element in modern society's production and life. However, as a kind of Chemical and Biological Weapons, chlorine has once been misunderstood. This passage is going to simulate the form of court, and introduce the discoveries and applications of chlorine.

  • 2018, 33 (7): 20-24 DOI: 10.3866/PKU.DXHX201804016
  • The Recognition of Calcium
  • Yinuo NING,Yuying LEI,Yaxian ZHU
  • Calcium and its compounds have an important application in production and life. Since calcium was first discovered by chemists and was synthesized in the laboratory, calcium has been associated with human beings. This article reviews the history and application history of calcium in the form of "the story of the element world event".

  • 2018, 33 (7): 25-27 DOI: 10.3866/PKU.DXHX201803026
  • The Stage of Copper
  • Yixin LING,Yaxian ZHU
  • Copper and its compounds are indispensable in our life and production. This article compares the periodic table to the United Nations. We tell a story happening in the Periodic United Nations, with lively and dramatic dialogs and storyline, to introduce the properties and applications of copper and its compounds.

  • 2018, 33 (7): 28-32 DOI: 10.3866/PKU.DXHX201803045
  • Resume of Sister Selenium
  • Tongyi ZHAI,Yaxian ZHU
  • This article will be written in anthropomorphic terms. We adopt the form of a resume to describe something like the physical property, chemical property, and application of Sister Selenium. Our aim is to make it easier for readers to understand in a more interesting way.

  • 2018, 33 (7): 33-36 DOI: 10.3866/PKU.DXHX201803050
  • The History of Tin
  • Ruoxin NING,Yaxian ZHU
  • Tin, as a trace element, exists in every corner of our life. And it's playing an important role. In this article, tin is personified into an enthusiastic boy to introduce its history, properties, daily application and physiological functions.

  • 2018, 33 (7): 37-39 DOI: 10.3866/PKU.DXHX201803028
  • The Travel of Miss Iodine
  • Tianfei CAI,Yifan ZHU
  • Herein, iodine is personified into Miss Iodine of the halogen family so as to make its distribution, physical properties as well as physiological functions more lively. Readers can enjoy the beauty beyond the knowledge.

  • 2018, 33 (7): 40-42 DOI: 10.3866/PKU.DXHX201711007
  • Past and Present of Nimodipine as Hypotensor
  • Hui ZHANG
  • Following the discovery and application of 1, 4-dihydropyridines nimodipine as the antihypertensive drug, this article briefly reviews the development of stereochemistry in Europe since the middle of the 19th century. Chemical stories are introduced, involving the invention of Hantzsch esters, close relationship between Hantzsch and his outstanding student-the founder of Coordination Chemistry-Werner, and Werner's pioneering contribution to chiral stereochemistry. An up-to-date introduction is given for the spontaneous resolution of racemic nimodipine under chiral crystallization and its precise characterization. Moreover, polymorphism and polymorphic drugs have been also described.

  • 2018, 33 (7): 43-55 DOI: 10.3866/PKU.DXHX201803060
  • Vengeance of the Caffeine Goddess
  • Yuqing WANG,Yifan WANG,Xueli ZHENG,Lang QIN,Di WU
  • The history, chemical properties, preparation methods, metabolic pathways and physiological functions of caffeine are introduced in a fantastic way. The working mechanism of caffeine in the human body is compiled in an interesting fairy tale. In this story, a boy fought against caffeine goddess and made her angry. She seduced the boy to extract and sell caffeine as drugs. But by the time of the deal, the goddess was softened by his apology and stopped the vengeance. However, the fact is that the teenager sold the caffeine as medicine rather than narcotics. The vengeance plan of the goddess had not been successfully implemented and the story had a happy ending.

  • 2018, 33 (7): 56-61 DOI: 10.3866/PKU.DXHX201802034
  • Interview of Mrs. Phytosterols
  • Yanan HU,Yichun QIN,Di WU
  • This is an interview of Mrs. Phytosterols. The members, molecular structures, basic properties and physiological functions are introduced. The mechanism for phytosterols to reduce cholesterol, losing weight and beautify our face is disclosed. The effect of antitumous is described. The distribution of phytosterols in foods has been presented. The difficulty of intaking and absorbing phytosterols is analyzed and the way to overcome it is demonstrated. In the end, dietary advice is suggested for the healthy life of human beings.

  • 2018, 33 (7): 66-68 DOI: 10.3866/PKU.DXHX201803005
  • The Duality of Hemolysin: Application of Hemolysin in Genetic Sequencing
  • Ruocen TIAN,Di WU
  • This is a virtual scientific fiction story. It mainly tells the story of a fictional character, Professor K, who finds staphylococcus alpha hemolysin that can be used as a nanopore in coincidence. When Professor K was thinking about the method of gene sequencing, he was inspired by the dream of Staphylococcus aureus attacking red blood cells. Finally, he got the method of nanopore sequencing from the dream.

  • 2018, 33 (7): 69-72 DOI: 10.3866/PKU.DXHX201803033
  • Nitroglycerin: Misfortune Might Be a Blessing in Disguise
  • Yunhao SI,Wenxin FU,Di WU
  • Ever since nitroglycerin had been synthesized from 1846, people had always used it as explosives. However, because nitroglycerin is so sensitive that even a small touch can cause an accident. Nobel successfully reduced the sensitivity of nitroglycerin by mixing Nitroglycerin with diatomite. Later on, people found that Nitroglycerin can relieve angina, thus, in-depth studies were carried out. This article will show the public aforementioned functions of nitroglycerin.

  • 2018, 33 (7): 76-80 DOI: 10.3866/PKU.DXHX201803004
  • The Old Man and the Sea: The Effects of Testosterone in Fitness
  • Shuchang HU,Yun ZHANG,Di WU
  • Adapted from The Old Man and the Sea, this paper aims at introducing the physiological functions of testosterone, including the biosynthesis of testosterone, its effects in muscle growth and the fluctuation of testosterone level during exercise. This article also provides some exercise guidance to fitness enthusiasts and sport fans.

  • 2018, 33 (7): 84-86 DOI: 10.3866/PKU.DXHX201803003
  • Why Capsaicin Is Hot
  • Wanying BAO,Yudong YANG,Di WU
  • Capsaicin is the main metabolite of capsicum, which is closely related to people's diet. Proper intake of capsaicin not only brings spicy sensation to people, but also plays a certain role in slowing down fatigue, lowering blood sugar, and fat, protecting stomach and intestines, relieving pain, resisting radiation and treating cancer. Although an appropriate amount of capsaicin can benefit the human body, the excessive intake of capsaicin is still harmful. This article explains the action and various applications of capsaicin, and emphasizes that the rational use of capsicum is aimed at its role.

  • 2018, 33 (7): 87-89 DOI: 10.3866/PKU.DXHX201803041
  • Silicon Treasure Hidden in Rice Husks
  • Wenlong LIU,Jiaren ZHANG,Shiyang JIANG,Jiangtao HU,Xingwen ZHANG
  • Based on the background of high energy consumption of industrial silicon, we introduce the existing state of silicon in the biomass resource of rice husk and discuss how to extract "silicon" from rice husk in the view of energy, environment and green chemistry. Utilizing the latest scientific research achievements of rice husk silicon, we want to strengthen the popularization of science and technology and intensify the readers' awareness of energy conservation and environmental protection while understanding the principle of extracting "silicon" from rice husk. Furthermore, we intend to stimulate readers' enthusiasm to explore green chemistry and chemical industry through this article.

  • 2018, 33 (7): 90-95 DOI: 10.3866/PKU.DXHX201803017
  • Colorful Nature, Colorful Chemistry
  • Quan LAN,Yuan ZHENG,Zhenggen ZHA,Honglei WANG,Wan LI,Xiaohong LIU,Pingping ZHU
  • In this paper, two experiments on the extraction and separation of pigment in spinach and the extraction of anthocyanins in purple cabbage were introduced to reveal the chemical mystery behind the color of nature. The display effect and the characteristics of the two experiments as the popular science experiment project in chemical science popularization activities were also introduced.

  • 2018, 33 (7): 103-109 DOI: 10.3866/PKU.DXHX201803007
  • Building the Scientific Innovation Practice Platform for Teenagers Based on the Resources of Experimental Chemistry Teaching Center
  • Qiming CHEN,Qingjiang WANG
  • Based on the laboratory teaching resources in the School of Chemistry and Molecular Engineering, East China Normal University, an open-to-public chemical science base has been constructed for the teenagers. With visual effects that embody different themes and experimental contents on hardware, this popular science base can be used for both chemistry laboratory teaching, as well as science and technology demonstration. Some special chemistry practice courses have been set up, and a series of interesting chemistry experiments and chemical inquiry projects have been designed, which facilitate chemical practice and chemical research for a variety of people in the public. Custom-designed for primary and high school students and teachers, and the students in the normal university, a "three-in-one" teaching practice mode has been established, which effectively solve the contradiction between the functions of service society and the education training objectives in the university. The construction of the popular science base of East China Normal University has made exploration and practice beneficial to stimulating teenagers' interest in science, training exploration and innovation ability in chemistry experiment, and realizing the social service function of universities.

  • 2018, 33 (7): 110-113 DOI: 10.3866/PKU.DXHX201803011
  • The Science Popularization of Chemistry at Different Levels in the University
  • Zhen GAO,Jun HUANG,Zhanxia LÜ,Kaiguo MA,Yanzi MA,Hao ZHAO,Lei BIAN,Li JIA,Jinling GENG,Jinrong XU,Ling GUAN,Xuanfeng XU,Yan WANG,Weihong LI
  • The National Demonstration Center for Experimental Chemistry Education of Peking University has been committing to explore and practice the effective way of science popularization. Through the construction of the science popularization base, completing several science popularization projects and taking part in many times of science popularization activities, we gradually accumulated some effective work modes on how to carry out the science popularization work in universities. This paper shows the relationship between life and chemistry, discusses the construction of base and the development of product, and demonstrates the content and form of science popularization. We expect colleges, universities and research institutes could play their leading role in the work of science popularization.

  • 2018, 33 (7): 114-122 DOI: 10.3866/PKU.DXHX201806032
  • Interactive and Portable Periodic Table Boxed Set with Real Samples
  • Li JIA,Kaiguo MA,Zhen GAO,Weihong LI,Lei BIAN,Hao ZHAO,Jun HUANG,Ling GUAN,Xuanfeng XU,Yanzi MA
  • This paper introduces a special boxed set containing real samples about periodic table of the elements applied to teaching and science popularization activities. This boxed set has the characteristics of portability, the learning pleasure, and diversified application scenarios. The samples in the boxed set are diversified and close to real life, and the app named "elements puzzles" extended knowledge on elements. The feedbacks of the interactive activities from about a thousand participants on science popularization indicate that participants' interests in learning can be well stimulated. This boxed set can also help general public learn knowledges on the elements and the periodic table in a happy atmosphere, and make them realize that chemical elements are close to their daily life based on science.

  • 2018, 33 (7): 123-128 DOI: 10.3866/PKU.DXHX201801016
  • A Showcase of "Chemistry behind Colors" for Science Popularization
  • Kaiguo MA,Li JIA,Yanzi MA,Zhen GAO,Weihong LI,Lei BIAN,Jun HUANG,Ling GUAN,Xuanfeng XU,Hao ZHAO
  • A showcase of "Chemistry behind colors" was designed by National Demonstration Center for Experimental Chemistry Education of Peking University. This showcase is a scientific platform of real chemicals to systematically demonstrate principles of color according to related chemical theories. This paper mainly discusses the showcase and its design as well as applications in chemical education.

  • 2018, 33 (7): 129-132 DOI: 10.3866/PKU.DXHX201805011
  • Development of Educational Mobile Application "Elements Puzzles"
  • Yanzi MA,Kaiguo MA,Zhen GAO,Weihong LI,Lei BIAN,Hao ZHAO,Jun HUANG,Ling GUAN,Xuanfeng XU,Li JIA
  • An educational mobile application named "Elements Puzzles" has been developed by National Demonstration Center for Experimental Chemistry Education of Peking University. Based on the periodic table of the elements, the app provides a science popularization platform concerning knowledges of chemical elements and related principles with the "puzzle games" as the vehicle. This paper mainly introduces the design concept, product features and application scenarios of this chemical educational app.

  • 2018, 33 (7): 133-137 DOI: 10.3866/PKU.DXHX201801017
  • Uncover the Mysterious Veil of Hand Cream: A Science Popularization Product of Chemistry Experiment
  • Lei BIAN,Xuanfeng XU,Zhen GAO,Weihong LI,Yang GAO,Yanzi MA,Li JIA,Kaiguo MA,Hao ZHAO,Jun HUANG,Ling GUAN
  • A science popularization product of chemistry experiment, which is about the preparation of hand cream, was designed and developed. By demonstrating the making process of the hand cream, the public was exposed to emulsification and related chemical knowledge. Through simplifying the formulation, optimizing the operation, beautifying appliances and enhancing the interaction, the operability and ornamental value of the experiment were enhanced. Meanwhile, the video and handouts were provided that had detailed instructions on experimental process and chemical principles to the public. The product was close to life, safe, beautiful, portable and appropriate for all ages.

  • 2018, 33 (7): 138-143 DOI: 10.3866/PKU.DXHX201801018
  • A New Beaded Molecular Model Used to Introduce the Point Group of Molecules
  • Hao ZHAO,Zhen GAO,Weihong LI,Li JIA,Yanzi MA,Lei BIAN,Jun HUANG,Ling GUAN,Xuanfeng XU,Kaiguo MA
  • Inspired by beading in daily life, a series of C84 isomers molecular models belonging to different groups were obtained. These models can be used as visual aids to help students understand the relevant knowledge of abstract molecular point groups, and also can be used to introduce symmetry-related knowledge to the public.

  • 2018, 33 (7): 144-148 DOI: 10.3866/PKU.DXHX201804026
  • Construction and Application of a Simple UV-Vis Spectrometer
  • Jun HUANG,Yongkang LE,Yan WANG,Zhanxia LÜ,Weihong LI,Yanzi MA,Li JIA,Kaiguo MA,Lei BIAN,Hao ZHAO,Ling GUAN,Xuanfeng XU,zhen GAO
  • In this paper, a simple version of UV-Vis spectrometer was constructed to illustrate structure of the spectrometer and the function of the equipment components. Modern UV-Vis spectrometer tends to be present as "black box" that the inner construct is not visible, however, the open UV-Vis spectrometer can solve this problem. Interesting interactive experiments were conducted with this equipment. The inner connections between color, pigment density and optical spectrum were clearly illustrated by measuring colored drinks using the UV-Vis spectrometer. Furthermore, knowledge of chemistry and instrument was well introduced to people of different ages.

  • 2018, 33 (7): 149-154 DOI: 10.3866/PKU.DXHX201806011
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