Layered transition metal oxides have emerged as promising cathode materials for sodium ion batteries.However,irreversible phase transitions cause structural distortion and cation rearrangement,leading to sluggish Na+d...Layered transition metal oxides have emerged as promising cathode materials for sodium ion batteries.However,irreversible phase transitions cause structural distortion and cation rearrangement,leading to sluggish Na+dynamics and rapid capacity decay.In this study,we propose a medium-entropy cathode by simultaneously introducing Fe,Mg,and Li dopants into a typical P2-type Na_(0.75)Ni_(0.25)Mn_(0.75)O_(2)cathode.The modified Na_(0.75)Ni_(0.2125)Mn_(0.6375)Fe_(0.05)Mg_(0.05)Li_(0.05)O_(2)cathode predominantly exhibits a main P2 phase(93.5%)with a minor O3 phase(6.5%).Through spectroscopy techniques and electrochemical investigations,we elucidate the redox mechanisms of Ni^(2+/3+/4+),Mn^(3+/4+),Fe^(3+/4+),and O_(2)-/O_(2)^(n-)during charging/discharging.The medium-entropy doping mitigates the detrimental P2-O_(2)phase transition at high-voltage,replacing it with a moderate and reversible structural evolution(P2-OP4),thereby enhancing structural stability.Consequently,the modified cathode exhibits a remarkable rate capacity of 108.4 mAh·g^(-1)at 10C,with a capacity retention of 99.0%after 200 cycles at 1C,82.5%after 500 cycles at 5C,and 76.7%after 600 cycles at 10C.Furthermore,it also demonstrates superior electrochemical performance at high cutoff voltage of 4.5 V and extreme temperature(55 and 0℃).This work offers solutions to critical challenges in sodium ion batteries cathode materials.展开更多
Background:Poor sleep quality of the elderly in nursing homes will reduce the quality of life,which needs to be treated properly.The purpose of the study is to investigate the effect of group mindfulness therapy on sl...Background:Poor sleep quality of the elderly in nursing homes will reduce the quality of life,which needs to be treated properly.The purpose of the study is to investigate the effect of group mindfulness therapy on sleep quality of the elderly in nursing homes.Methods:A parallel randomized controlled trial was used in this study.The semi-structure interview and the mindfulness therapy intervention was used as the intervention.The Pittsburgh sleep quality index scale and Glaizzi phenoenological data for a 7-step was used to analyze the results.Results:After 8 weeks of intervention,the sleep quality of elderly people was improved to a certain extent(P<0.05).Our investigation showed that some elderly people think that through this kind of training they had reduced the frequency of taking sleeping pills.Conclusion:Group mindfulness therapy could improve sleep quality to some extent.展开更多
Background:To understand the health beliefs and knowledge of human papillomavirus among adult males in Tianjin.Methods:An online questionnaire survey was conducted from 18 January 2023 to 6 March 2023 using snowball s...Background:To understand the health beliefs and knowledge of human papillomavirus among adult males in Tianjin.Methods:An online questionnaire survey was conducted from 18 January 2023 to 6 March 2023 using snowball sampling method.Analyze the health belief scores and human papillomavirus(HPV)and HPV vaccine knowledge scores of adult males in Tianjin,and analyze their influencing factors.Results:A total of 388 adult males in Tianjin were surveyed,with an average total score of 3.23±0.04 for their health beliefs.Among them,the average scores for perceived severity,perceived susceptibility,perceived impairment,perceived benefit,and self-efficacy were 3.41±1.05,2.37±1.20,2.96±1.00,3.51±0.90,and 3.36±1.08,respectively.Multiple linear regression analyses showed education was a factor influencing health beliefs.The average total score of knowledge is 64.09±15.62,with 277 people scoring above 60,and a pass rate of 71.4%.Through multiple linear regression analysis,education level,emotional status,whether disease testing has been done,and whether family and friends have been diagnosed with HPV positive are the main influencing factors.Conclusion:The awareness rate of HPV among adult males in Tianjin is still acceptable,but there are still misconceptions.The overall level of health beliefs is moderate,and the perceived susceptibility level is low.It is necessary to strengthen health education on HPV related knowledge for males and improve their cognitive level.展开更多
Background:Nursing homes have been developed as an important way to solve the old-age care problem.While,nursing homes in China pay attention to the life care of the elderly,but lack of promoting the life happiness of...Background:Nursing homes have been developed as an important way to solve the old-age care problem.While,nursing homes in China pay attention to the life care of the elderly,but lack of promoting the life happiness of the elderly.Mindfulness therapy is an emerging approach to improve the individual's ability to regulate emotions and maintain the stability of emotions.Purpose:To explore the effect of mindfulness therapy on improving life happiness of elderly in nursing homes.Methods:The study was performed in 2019 in Tianjin,in China.Seventy-six participants eventually were included in the study to receive either daily life care or daily life care and mindfulness therapy.The treatment lasted for eight weeks.The Campbell Index of Well-being and Satisfaction With Life Scale were mainly adopted.The paired sample t-test was conducted for comparing between two groups,using SPSS 17.0.Results:Subjective well-being was shown to be a significant correlation with life satisfaction.Compared with before treatment,the well-being(9.57±3.00 vs 11.69±2.32)and life satisfaction scores(20.43±8.08 vs 26.70±5.61)were increased significantly in mindfulness therapy group(P<0.05).The means of the subjective well-being and life satisfaction scores in mindfulness therapy group were 11.69±2.32 and 26.70±5.61 after the intervention,respectively,whereas the means of the subjective well-being and life satisfaction scores in the control group were 10.27±2.16 and 23.03±5.59,respectively.A significant change was found between two groups(t=2.141,P<0.05;t=2.395,P<0.05).Conclusion:Mindfulness therapy may be an effective therapy to improve life happiness of elderly in nursing homes.展开更多
Objective:To construct a scientific and feasible teaching mode based on 5C caring theory and evaluate it,so as to provide a reference basis for future study about nursing humanistic quality education.Methods:Based on ...Objective:To construct a scientific and feasible teaching mode based on 5C caring theory and evaluate it,so as to provide a reference basis for future study about nursing humanistic quality education.Methods:Based on the 5C caring theory,the teaching design and teaching content were revising and implementing in the intervention group.Before and after the implementation of the course,a questionnaire survey was conducted using the Caring Ability Inventory(CAI).The results of the surveys were collected,and the data were statistically analysis using SPSS.Results:After the implementation of the course,the cognitive dimension,patience dimension,and humanistic caring ability scores of the nursing students in the intervention group improved compared with those before the implementation of the course(P<0.05).There were no significant difference in the control group(P>0.05).Conclusion:The humanistic caring teaching model based on 5C caring theory has a positive effect on improving nursing students'humanistic caring ability.In the future nursing teaching,the modules with the characteristics of humanistic caring ability can be increased,and carry out the educational reform throughout the humanistic caring ability.Actively guiding nursing students to establish the awareness of humanistic caring,so as to lay a solid foundation for high-quality clinical nursing work.展开更多
Background:Humanistic care ability is the core of nursing work.Improving humanistic care ability can improve patient satisfaction and the development of a nurse-patient relationships.Objective:To understand the curren...Background:Humanistic care ability is the core of nursing work.Improving humanistic care ability can improve patient satisfaction and the development of a nurse-patient relationships.Objective:To understand the current situation of humanistic care ability of first-year nursing students at Tianjin University of Traditional Chinese Medicine in the post-pandemic,and analyze its influencing factors.Methods:The Caring Ability Inventory scale(CAI)is used to survey 343 first-year nursing students.Descriptive analysis,t-test,analysis of variance,and multiple linear regression were used for data analysis.At the same time,the humanistic care ability of first-year nursing students before and after the COVID-19 was compared.Results:The average score of humanistic care ability of first-year nursing students is 173.23±11.288.Through multiple linear regression analysis,whether to hold a position has an impact on the humanistic care ability of nursing students after the COVID-19(P<0.05).Before and after the COVID-19,there were significant differences in total score and each dimension of humanistic care ability of first-year nursing students(P<0.001).Conclusion:The CAI score of the surveyed nursing students is at an intermediate level.In the post-pandemic,the courage dimension of nursing students has improved significantly.But the level of humanistic care ability still needs to be improved.Therefore,in the teaching process,a variety of teaching methods could be applied to improve nursing students'sense of responsibility,understanding and patience with humanistic care,so as to improve their humanistic care ability.展开更多
基金supported by the National Natural Science Foundation of China(No.21805018)by Sichuan Science and Technology Program(Nos.2022ZHCG0018,2023NSFSC0117 and 2023ZHCG0060)Yibin Science and Technology Program(No.2022JB005)and China Postdoctoral Science Foundation(No.2022M722704).
文摘Layered transition metal oxides have emerged as promising cathode materials for sodium ion batteries.However,irreversible phase transitions cause structural distortion and cation rearrangement,leading to sluggish Na+dynamics and rapid capacity decay.In this study,we propose a medium-entropy cathode by simultaneously introducing Fe,Mg,and Li dopants into a typical P2-type Na_(0.75)Ni_(0.25)Mn_(0.75)O_(2)cathode.The modified Na_(0.75)Ni_(0.2125)Mn_(0.6375)Fe_(0.05)Mg_(0.05)Li_(0.05)O_(2)cathode predominantly exhibits a main P2 phase(93.5%)with a minor O3 phase(6.5%).Through spectroscopy techniques and electrochemical investigations,we elucidate the redox mechanisms of Ni^(2+/3+/4+),Mn^(3+/4+),Fe^(3+/4+),and O_(2)-/O_(2)^(n-)during charging/discharging.The medium-entropy doping mitigates the detrimental P2-O_(2)phase transition at high-voltage,replacing it with a moderate and reversible structural evolution(P2-OP4),thereby enhancing structural stability.Consequently,the modified cathode exhibits a remarkable rate capacity of 108.4 mAh·g^(-1)at 10C,with a capacity retention of 99.0%after 200 cycles at 1C,82.5%after 500 cycles at 5C,and 76.7%after 600 cycles at 10C.Furthermore,it also demonstrates superior electrochemical performance at high cutoff voltage of 4.5 V and extreme temperature(55 and 0℃).This work offers solutions to critical challenges in sodium ion batteries cathode materials.
文摘Background:Poor sleep quality of the elderly in nursing homes will reduce the quality of life,which needs to be treated properly.The purpose of the study is to investigate the effect of group mindfulness therapy on sleep quality of the elderly in nursing homes.Methods:A parallel randomized controlled trial was used in this study.The semi-structure interview and the mindfulness therapy intervention was used as the intervention.The Pittsburgh sleep quality index scale and Glaizzi phenoenological data for a 7-step was used to analyze the results.Results:After 8 weeks of intervention,the sleep quality of elderly people was improved to a certain extent(P<0.05).Our investigation showed that some elderly people think that through this kind of training they had reduced the frequency of taking sleeping pills.Conclusion:Group mindfulness therapy could improve sleep quality to some extent.
基金supported by the Angel Creativity Fund Project of Tianjin University of Traditional Chinese Medicine(No.TSCS2023RWT04).
文摘Background:To understand the health beliefs and knowledge of human papillomavirus among adult males in Tianjin.Methods:An online questionnaire survey was conducted from 18 January 2023 to 6 March 2023 using snowball sampling method.Analyze the health belief scores and human papillomavirus(HPV)and HPV vaccine knowledge scores of adult males in Tianjin,and analyze their influencing factors.Results:A total of 388 adult males in Tianjin were surveyed,with an average total score of 3.23±0.04 for their health beliefs.Among them,the average scores for perceived severity,perceived susceptibility,perceived impairment,perceived benefit,and self-efficacy were 3.41±1.05,2.37±1.20,2.96±1.00,3.51±0.90,and 3.36±1.08,respectively.Multiple linear regression analyses showed education was a factor influencing health beliefs.The average total score of knowledge is 64.09±15.62,with 277 people scoring above 60,and a pass rate of 71.4%.Through multiple linear regression analysis,education level,emotional status,whether disease testing has been done,and whether family and friends have been diagnosed with HPV positive are the main influencing factors.Conclusion:The awareness rate of HPV among adult males in Tianjin is still acceptable,but there are still misconceptions.The overall level of health beliefs is moderate,and the perceived susceptibility level is low.It is necessary to strengthen health education on HPV related knowledge for males and improve their cognitive level.
文摘Background:Nursing homes have been developed as an important way to solve the old-age care problem.While,nursing homes in China pay attention to the life care of the elderly,but lack of promoting the life happiness of the elderly.Mindfulness therapy is an emerging approach to improve the individual's ability to regulate emotions and maintain the stability of emotions.Purpose:To explore the effect of mindfulness therapy on improving life happiness of elderly in nursing homes.Methods:The study was performed in 2019 in Tianjin,in China.Seventy-six participants eventually were included in the study to receive either daily life care or daily life care and mindfulness therapy.The treatment lasted for eight weeks.The Campbell Index of Well-being and Satisfaction With Life Scale were mainly adopted.The paired sample t-test was conducted for comparing between two groups,using SPSS 17.0.Results:Subjective well-being was shown to be a significant correlation with life satisfaction.Compared with before treatment,the well-being(9.57±3.00 vs 11.69±2.32)and life satisfaction scores(20.43±8.08 vs 26.70±5.61)were increased significantly in mindfulness therapy group(P<0.05).The means of the subjective well-being and life satisfaction scores in mindfulness therapy group were 11.69±2.32 and 26.70±5.61 after the intervention,respectively,whereas the means of the subjective well-being and life satisfaction scores in the control group were 10.27±2.16 and 23.03±5.59,respectively.A significant change was found between two groups(t=2.141,P<0.05;t=2.395,P<0.05).Conclusion:Mindfulness therapy may be an effective therapy to improve life happiness of elderly in nursing homes.
基金supported by the Research Program on Educational Teaching Reform of Tianjin University of Traditional Chinese Medicine(2020JY041)。
文摘Objective:To construct a scientific and feasible teaching mode based on 5C caring theory and evaluate it,so as to provide a reference basis for future study about nursing humanistic quality education.Methods:Based on the 5C caring theory,the teaching design and teaching content were revising and implementing in the intervention group.Before and after the implementation of the course,a questionnaire survey was conducted using the Caring Ability Inventory(CAI).The results of the surveys were collected,and the data were statistically analysis using SPSS.Results:After the implementation of the course,the cognitive dimension,patience dimension,and humanistic caring ability scores of the nursing students in the intervention group improved compared with those before the implementation of the course(P<0.05).There were no significant difference in the control group(P>0.05).Conclusion:The humanistic caring teaching model based on 5C caring theory has a positive effect on improving nursing students'humanistic caring ability.In the future nursing teaching,the modules with the characteristics of humanistic caring ability can be increased,and carry out the educational reform throughout the humanistic caring ability.Actively guiding nursing students to establish the awareness of humanistic caring,so as to lay a solid foundation for high-quality clinical nursing work.
基金supported by the Education and Teaching Reform Research of Tianjin University of Traditional Chinese Medicine(Grant No:2020JY041).
文摘Background:Humanistic care ability is the core of nursing work.Improving humanistic care ability can improve patient satisfaction and the development of a nurse-patient relationships.Objective:To understand the current situation of humanistic care ability of first-year nursing students at Tianjin University of Traditional Chinese Medicine in the post-pandemic,and analyze its influencing factors.Methods:The Caring Ability Inventory scale(CAI)is used to survey 343 first-year nursing students.Descriptive analysis,t-test,analysis of variance,and multiple linear regression were used for data analysis.At the same time,the humanistic care ability of first-year nursing students before and after the COVID-19 was compared.Results:The average score of humanistic care ability of first-year nursing students is 173.23±11.288.Through multiple linear regression analysis,whether to hold a position has an impact on the humanistic care ability of nursing students after the COVID-19(P<0.05).Before and after the COVID-19,there were significant differences in total score and each dimension of humanistic care ability of first-year nursing students(P<0.001).Conclusion:The CAI score of the surveyed nursing students is at an intermediate level.In the post-pandemic,the courage dimension of nursing students has improved significantly.But the level of humanistic care ability still needs to be improved.Therefore,in the teaching process,a variety of teaching methods could be applied to improve nursing students'sense of responsibility,understanding and patience with humanistic care,so as to improve their humanistic care ability.
