Due to their high specific surface area, biocompatibility and excellent electrical, optical, chemical and magnetic properties, hollow magnetic metal micro/nano materials have wide applications in the fields of national defense, people's livelihood, catalysis, energy, environment, biomedicine and so on. Combining with the research situation at home and abroad, the research progress, current problems and the development direction of the hollow magnetic metal micro/nano materials about microwave absorbing performance, catalytic properties, electrochemical properties, biocompatibility, magnetic properties and their applications are summarized in this review.

The outcome-oriented syllabus of polymer chemistry has been constructed based on the core concepts of engineering education accreditation. Unlike that of traditional syllabus, the objectives of this course are to enable students to deduce, elaborate, analyze and study complex engineering issues in the field of polymer materials, reflecting the philosophy of keeping it student-centered, outcome-oriented and continuous improved. The teaching content of the course includes both knowledge points and competency requirements, emphasizing the supporting relationship between curriculum knowledge and students' ability. As for the course assessment, it puts forward making modular assessment and scoring standards in terms of corresponding course goal, which meets the requirements of the engineering accreditation: being measureable and practical.

With the goal of training applied talents, teaching reform and practice of the “mechanical basis of chemical equipment” course and its curriculum design were carried out by using OBE concept. In this paper, the teaching reforms were instructed by the OBE concept combined with the CDIO and LBL teaching modes. Herein, teaching reforms including teaching content, construction of online course, extracurricular teaching, curriculum design and assessment methods were performed. Results showed that the applicability and outcome of the course were enhanced significantly. It not only improves the firmness of theoretical knowledge for the students, but also enhances students' practical ability, application ability of knowledge and innovative ability. Furthermore, it is more closely connected to the real application. As a result, the output of high-quality applied talents was effectively realized.

Combining the present situation of safety education in our university with the OBTL characteristics, the course of chemical laboratory safety is explored. The outcome orientation concept is penetrated through the whole teaching process. The instructional objectives, contents, methods and evaluations are designed based on the intended learning outcomes. In the whole instructional activities, the teacher-oriented and student-centered learning communities are constructed, and the learning outcomes are ensured by the multi-instructional activities and assessments. We believe that this course construction will be favorable for improving the safety literacy of the learners and providing the active defense knowledge and capability assurance for chemical laboratory safety. The course construction and exploration could provide a new way for the safety education of the chemistry and chemical engineering students in the similar universities.

Based on the characteristics and practice of backward design in teaching, this paper analyzes the problem of disconnection between actual and expected evaluation in the classroom implementation of traditional backward design, and expounds the importance of feedback. Thus, a new method of backward design with emphasis on feedback is proposed. This method fully combines evaluation and feedback strategies into the process of backward design, effectively correlates the two factors, and solves the above problem. Combined with the author's practical experience in mass spectrometry teaching, the corresponding design process is exemplified.

Herein, we share a skillful method for learning of the various structures of sugars by combining left-hand gestures with a poem of five-character quatrain. The poem is: “Luo Zhuo Pu Gu Ta, Ganlu Ai Banru. He A Mu Laisu, Tongtang Guo Shan-gu”, which contains common twelve aldoses and six ketoses. Through the left-hand gestures, not only can you quickly write the Fischer projections of various common natural sugars, but also accurately draw the corresponding Haworth formulas and the chair conformation. It is worthy of promotion in sugar teaching.

Based on the reform and practice of SPOC teaching mode,“Independent learning+class teaching+small-scale discussion”, the ideological and political elements ofinorganic and analytical chemistry are summarized and refined. When the teachers prepare and design their lessons, the ideological and political contents are integrated into the whole process of SPOC teaching. And the teaching features of the course are characterized through the “three combinations” teaching method (combination the ideological and political contents with majors; combination the ideological and political contents with flipped-classroom; combination the ideological and political contents with exams). By anonymous questionnaire survey, the course reform had been recognized by students and it is a useful way of good teaching performance by ideological and political education. The statistics shows that most of the university freshmen accepted the ideological and political education totally under the SPOC teaching mode.

It have introduced the PBL teaching method combined with flipped classroom teaching mode in the teaching of the conceptual knowledge in the course of inorganic chemistry, using the APP of Superstar to send a task list to students to give guiding in their self-study before class. In class, the teacher lets students discuss with each other to promote them to study on their initiative. Through our practice, it can be found that this method helps to form an active atmosphere which is conducive to the cultivation of students' multiple abilities.

The core practice direction of the blended teaching mode of deep learning is the deep participation of students, the use of advanced learning strategies and the high-quality teaching of teachers, so as to finally realize the cultivation of students' deep learning ability. The online and offline blended teaching of the course of inorganic and analytical chemistry is carried out which contains online preview, classroom discussion, pre and post class test, practice teaching and other teaching design, helping students turning “passive” learning into “active” learning, training the students' self-learning ability, enhancing students' ability of team cooperation and problem-solving, and inspiring students' innovative application capacity.

In order to improve the undergraduate education quality, the College of Chemistry of Nankai University has carried out the undergraduate innovative comprehensive experiment of “National Innovation Project” to guide students to actively participate in scientific research innovation practice teaching, and obtain satisfactory education outcome. Here we report the synthesis of new F-N-P cyclotriphosphazene flame retardant and its application in flame retardant polycarbonate, which is one of the undergraduate organic chemistry comprehensive experiment carrying out in college of chemistry in Nankai University. In the meantime, the specific implementation process and teaching effect of the experiment are introduced.

Taking the self-made instrument project of photocatalysis experimental device and supporting device of Huzhou University as an example, this paper introduces the implementation process of the self-made instrument project, and explores the boosting effect of the implementation process on the cultivation of students' ractical and innovative ability. Self-made experimental teaching equipment can improve the enthusiasm of students to participate in the experiment, increase the number of students using instruments, stimulate the enthusiasm of students to improve experimental equipment, and promote the cultivation of students' practical and innovative ability.

A new comprehensive designing experiment of analytical chemistry, application of paper-based colorimetric analysis for determination of sulfur ion content in liquor, formed by the transformation of scientific research achievements was demonstrated. The coordination between sulfur ion and the tetrasulfophthalocyanine iron (Fe(Ⅲ)TSPc), which is a peroxide mimetic enzyme, in the axial position of phthalocyanine ring plane and the central iron atom, can promote the heterolytic oxygen-oxygen bond cleavage. The formation of intermediate high-valent iron(Ⅳ)-oxo species further increase the reaction rate and darken the color of TMB oxidation product on the filter paper. Base on the relationship between color intensity and sulfur ion content, this method realizes simple, rapid, real-time and reliable detection of sulfur ions. This experiment integrates knowledge of chemistry, optics, computer software technology, etc. And Low laboratory hardware requirements make it easy to popularize. Moderate experimental operation, novel content and strong comprehensiveness also help to develop students' ability to use experimental knowledge flexibly.

Based on the research and experimental teaching experience, a fine chemical experimentcourse wasdesigned, which is entitled “The Preparation and Properties of Ceramifiable Flame Retardant EVA Composite”. In this experiment, EVA was used as the base material, PL and GD as the ceramifiable filler (CF), OMMT as the anti dripping agent and MCA as the flame retardant. The factors affecting the flame retardant effect, ceramic strength and mechanical properties of the composite were optimized, and the appropriate composition of the formula was determined. This experimental design combines scientific research content, can stimulate students to take part in the experimental design and explore the unknown interest independently, is conducive to the cultivation of students' innovation ability and the ability to solve practical problems.

In general chemistry lab, a simple photometer was constructed by using monochromatic light-emitting diode (LED), Lego bricks and other electronic components. Two ways of construction were illustrated, featuring the simple structure, visualized light path and low cost. The concentration of Fe(Ⅲ) was measured by the student-made photometer, and the experimental data were compared with that given by a commercial photometer. Within a certain range of concentration, there is a good linear correlation between the absorbance and the concentrations of standard ferric solutions, which well meets the requirements of the basic laboratory teaching. These results reveal that such a simple student-made photometer can be used as an alternative to the commercial photometer in laboratory teaching. Two years of teaching practice and improvement demonstrate that using the student-made photometer in teaching of quantitative determination of Fe(Ⅲ) can inspire the students' interests and enthusiasm of learning, enhance the hands-on abilities, independent thinking and problem-solving, thus improve teaching effects.

Taking papers form CNKI with “laboratory accidents in university” as the subject, and analyzing the frequency of the key words, this work shows a research context of laboratory accidents in Chinese universities, and grasping its research focus and development trend as a whole, which provides useful reference for the following research and practice of laboratory safety management in universities.

Based on the Micro knowledge library platform, with a WeChat official account being introduced as a supplementary support and an extension during the “before”, “in” and “after” class stages, a blended teaching mode with binary complementation between WeChat official account and Micro knowledge library is established. This mode fully takes advantages of these two resource platforms, and flexible combinations of online teaching and offline teaching methods are applied in this mode due to the carefully refined course contents. This mode has been implemented in the course of experiment design and data process for 3 years, which is a core course in light chemical engineering majors in higher vocational education. The facts show that this mode is efficient in promoting the learning initiative of the students and improving the teaching results. This practice could provide an example for the blended teaching reform in similar courses.

The current constructed online English teaching resources of chemistry experiments are low in matching and relatively scarce. In order to solve these problems, three different types of teaching resources, namely English audio courseware, modularize experimental videos and examination database, are constructed for foreign medical students. The blending use of the resources offline and online preview materials through Rain Class assists the traditional chemistry laboratory teaching so that the transformation from “centralized, fixed time, fix place” traditional mode to “modularized, fragmented, informationized” blended learning mode is realized. The teaching resources and teaching methods are enriched. The teaching order is improved. The enthusiasm and initiative of foreign medical students in chemical knowledge and skill learning are raised. The virtuous cycle between teaching and learning is formed. The international teaching quality in chemistry experiment courses are improved effectively.

The Ph.D.CEP program, initiated in 1999, is the original creation of MIT. The model of this program is relatively new, and also typical and representative. It breaks the constraints of the binary-division paradigm from the pendulum phenomenon, and attains goal of multi-paradigm-integration. In practice, the multi-integrated logic is characterized by historical origins, education objective, content and approaches. Under the background of the fierce competition in the new industrial revolution, we can break the binary-division paradigm and build new mechanical postgraduate student cultivating mode by renewing talent cultivating ideas, training cross-discipline teaching staff and constructing university-enterprise cooperation mechanism etc.

GROMACS software was used for designing a molecular dynamics simulation experiment for undergraduate student teaching. Microbial transglutaminase was selected as a target protein, which was solubilized and incubated in temperatures of 300 K, 400 K and 500 K by using computer simulation, respectively. The backbone dynamics, hydrogen bond, radius of gyration and solvent accessible surface area of the protein during simulation were calculated in order to analyze structural changes of microbial transglutaminase resulted from high temperature. This experiment helps students: (1) know how to simulate a protein in water; (2) understand the importance of the temperature affection to enzyme structure and function; (3) understand the biological significance of molecular dynamics; (4) learn a novel method for enzyme engineering.

There are abundant resources of chemical history in ancient Chinese history. It is important to explore and clear up all of these resources to make popular science materials and be used to chemical, ideological and political educations. In this paper, Hanshisan medicine is discussed to study the value of humanistic quality education contained in ancient Chinese chemical history resources. It is believed that the historical resources can increase the interests of science popularization, be benefit to popularize the chemical knowledge to the public and help the public to establish a correct world outlook and values.