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Issue Info: 
  • Year: 

    2023
  • Volume: 

    20
  • Issue: 

    140
  • Pages: 

    52-65
Measures: 
  • Citations: 

    0
  • Views: 

    69
  • Downloads: 

    0
Abstract: 

THE aim of present RESEARCH in THE first stage was to extract astaxanthin from Haematococcus pluvialis using acid-acetone method AND THEn nanoencapsulation of THE pigment using maltodextrin-sodium caseinate coating. In THE next step, antioxidant AND antibacterial ACTIVITIES of nanocapsules carrying astaxanthin AND THE free form of THE pigment was evaluated. In order to evaluate antibacterial activity of THE samples, Listeria monocytogenes, Staphylococcus aureus, Streptococcus iniae, Bacillus subtilis (Gram positive), Yersinia ruckeri, Escherichia coli AND Enterobacter aerogenes (Gram negative) were used. THE results showed that THE antioxidant activity of nanocapsules carrying astaxanthin is significantly higher than THE free form of pigment (p<0.05); In addition, this activity was improved by increasing THE concentration of samples from 100 to 200 µg/ml (p<0.05). By astaxanthin nanoencapsulation, THE diameter of non-growth zone of THE studied bacteria increased (p<0.05), but minimum inhibitory concentration (MIC) AND minimum bactericidal concentration (MBC) of THE pigment AND its carrier nanocapsules decreased (p<0.05). According to THE results of zone of inhibition, Gram positive (except Listeria monocytogenes) AND Gram negative bacteria were resistant up to concentrations of 60 AND 80 µg/ml of samples, respectively. In THE following, THE MIC AND MBC of THE pigment (free AND nanoencapsulated forms) for THE seven bacteria ranged from 50 to 400 AND 100 to 500 µg/ml, respectively. THE results of evaluation THE antioxidant AND antibacterial ACTIVITIES of nanocapsules carrying astaxanthin during storage period (30 days at 4ºC) indicated stability AND no significant change of THEse properties (p>0.05). According to THE values of diameter of non-growth zone, MIC AND MBC, Listeria monocytogenes was THE most sensitive bacteria against astaxanthin AND its carrier nanocapsules. Based on THE findings, astaxanthin extracted from Haematococcus pluvialis has antioxidant AND antibacterial ACTIVITIES, AND THEse properties are improved by THE pigment nanoencapsulation using maltodextrin-sodium caseinate coating.

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Issue Info: 
  • Year: 

    2023
  • Volume: 

    2
  • Issue: 

    71
  • Pages: 

    15-26
Measures: 
  • Citations: 

    0
  • Views: 

    76
  • Downloads: 

    0
Abstract: 

Purpose: THE purpose of this RESEARCH was to compare THE sense of belonging to THE school, THE perception of THE school atmosphere AND THE academic vitality of elementary school boys in non-profit AND normal schools in Qain city. Method: THE method of this RESEARCH was descriptive AND comparative. THE statistical population of this RESEARCH included all elementary STUDENTS of non-profit AND normal schools in Qain city in THE academic year of 2023-2024. From among THE statistical population, 114 STUDENTS (57 regular STUDENTS AND 57 male STUDENTS from non-profit schools) were selected as THE RESEARCH sample using available sampling method. In order to collect RESEARCH data, Barry, Betty AND Watt (2004) School Belonging Questionnaire, Reddy AND Rhodes (2007) Perception of School Atmosphere Questionnaire AND Martin AND Marsh (2008) Academic Vitality Questionnaire were used. In order to analyze THE RESEARCH data, multivariate analysis of variance (MANOVA) was used. Findings: THE results of THE RESEARCH data analysis showed that THEre is a significant difference between THE variables of feeling of belonging to school, perception of school atmosphere AND academic vitality in non-profit AND normal school STUDENTS (p<0.005). In oTHEr words, THE sense of belonging to THE school, THE perception of THE school atmosphere, AND THE academic vitality of non-profit STUDENTS are more than THE STUDENTS of normal schools.Conclusion:THE results of this RESEARCH showed that THE scores of normal STUDENTS in THE studied variables are lower than those of non-profit STUDENTS, so normal schools should provide training to strengTHEn academic variables

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Author(s): 

Journal: 

J Qual Res curr

Issue Info: 
  • Year: 

    0
  • Volume: 

    2
  • Issue: 

    1
  • Pages: 

    113-126
Measures: 
  • Citations: 

    1
  • Views: 

    229
  • Downloads: 

    0
Keywords: 
Abstract: 

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Author(s): 

hadi pordel hadi pordel

Issue Info: 
  • Year: 

    2023
  • Volume: 

    2
  • Issue: 

    71
  • Pages: 

    27-38
Measures: 
  • Citations: 

    0
  • Views: 

    116
  • Downloads: 

    0
Abstract: 

Objective: THE present study was conducted with THE aim of effective school-based self-control skill training on increasing psychological hardiness AND self-efficacy of male STUDENTS of THE first secondary level.Method: This RESEARCH is a semi-experimental study with a pre-test-post-test design with a control group. THE statistical population of THE present study included male STUDENTS of THE first secondary school in Qom city, 30 STUDENTS were selected using THE available sampling method AND divided into two groups of 15 people completely rANDomly. STUDENTS in THE experimental group participated in 8 sessions of THE school-based self-control training program, AND THE control group did not receive training. Before AND after THE implementation of THE intervention, both groups were evaluated using THE psychological hardiness scale of Lang AND Goulet (2003) AND THE self-efficacy scale of children AND adolescents (SEQ-C). THE data was analyzed using spss-22 software AND through repeated measures analysis of variance test.Findings: THE results showed that school-based self-control skill training has a significant effect on increasing STUDENTS' psychological hardiness AND self-efficacy (P<0.01). Conclusion: THE findings of THE present study indicated that school-based self-control skill training can be an effective intervention in increasing psychological hardiness AND self-efficacy in STUDENTS.

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Author(s): 

Esmail Sarbakhsh Rad Esmail Sarbakhsh Rad | Ahmadifar Rashid | Sarbakhsh Rad Esmail

Issue Info: 
  • Year: 

    2023
  • Volume: 

    2
  • Issue: 

    71
  • Pages: 

    73-94
Measures: 
  • Citations: 

    0
  • Views: 

    66
  • Downloads: 

    0
Abstract: 

THE purpose of this RESEARCH was to design a model to measure THE general competencies of elementary school STUDENTS with regard to regard to all domains education AND to examine THEse competencies in elementary school STUDENTS from THE perspective of school principals AND assistants. THE present one is of THE type of exploratory mixed RESEARCH projects, AND THE RESEARCHers conducted have been collected using two qualitative methods (comparative analysis AND interviews with experts) AND quantitative methods (RESEARCHer's questionnaire based on THE RESEARCH model). In THE qualitative part, at first, using comparative content analysis with Meiring's method AND based on THE fundamental reform doc ument of Education AND oTHEr high-level documents, 5 main were extracted AND THE text of THE interview based on THEse elements AND considering all domains education was provided to 8 primary education experts who were selected by purposeful AND snowball sampling. THE results of semi-structured interviews showed that THE general competencies of primary school STUDENTS had 8 common THEmes AND 182 sub-THEmes. In THE quantitative part, a RESEARCHer-made questionnaire was created based on THE RESEARCH model, AND after validating it, it was given to 70 vice-principals AND managers (out of 205 people) of schools in Bukan city in THE academic year of 1402-1401, who were selected by multi-stage cluster sampling method, it placed. Finally, THE results of Friedman's test showed that THE performance of STUDENTS in spiritual AND intrapersonal-ethical competencies is favorable, in learning competencies is weak AND in psychological-physical AND cultural-social competencies is very unfavorable.

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Issue Info: 
  • Year: 

    2022
  • Volume: 

    12
  • Issue: 

    47
  • Pages: 

    55-73
Measures: 
  • Citations: 

    0
  • Views: 

    163
  • Downloads: 

    21
Abstract: 

AbstractTHE aim of this study was to investigate THE validity, reliability AND factor structure of THE "How I Think" questionnaire to assess cognitive distortions in Iranian STUDENTS. THE present RESEARCH design is descriptive AND psychometric studies. THE statistical population of this study included all male high school STUDENTS in city Dezful in THE academic year 1399-1400, from which 316 STUDENTS were selected by multi-stage rANDom sampling AND completed THE How I think AND Bass AND Perry Aggression Questionnaires (for Convergent validity). Factor analysis, Cronbach's alpha AND Pearson correlation were used to analyze THE data using SPSS AND AMOS 20 software. THE results of factor analysis showed that THE questionnaire consists of six factors AND has good fit indices. THE convergent validity of this questionnaire indicated a satisfactory correlation between THE dimensions of THE scale "How I think" with THE Aggression Questionnaire (p <0.01). Cronbach's alpha AND Split- half coefficients for THE whole scale AND its dimensions ranged from 0.66 to 0.92.THE conclusion is that THE Persian version of THE "How do I think" questionnaire for measuring cognitive distortions in Iranian STUDENTS has acceptable psychometric properties AND can be used as a valid tool in RESEARCH, educational AND clinical situations.

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Author(s): 

HEMATI AMIR HEMATI" target="_blank">AMIR HEMATI AMIR HEMATI | AHMADIYAN ZAKARIYA | MOSTAFAYI ALI | HEMATI AMIR

Issue Info: 
  • Year: 

    2023
  • Volume: 

    2
  • Issue: 

    71
  • Pages: 

    177-187
Measures: 
  • Citations: 

    0
  • Views: 

    96
  • Downloads: 

    0
Abstract: 

THE purpose of this RESEARCH is to determine THE relationship between moral intelligence AND academic self-efficacy with THE mediation of academic engagement of STUDENTS in Mahabad city. THE method of descriptive-survey RESEARCH was of THE correlation type AND THE statistical population was all 2831 secondary school female STUDENTS of Mahabad city, of which 338 were selected by cluster sampling using Morgan's table. Data collection tools were stANDardized questionnaires of moral intelligence of Lenik AND Hill (2005), academic self-efficacy of Jinks AND Morgan (1999) AND academic engagement of Fridix et al. (2006). THE results of hypoTHEsis testing were analyzed by spss AND pls software AND using correlation tests AND structural equation modeling. THE results showed that moral intelligence has a positive AND significant relationship on academic self-efficacy with THE mediation of academic conflict (0.31). Also, THE results indicated that THEre is a positive AND significant relationship between moral intelligence AND academic self-efficacy components (0.52). THE relationship between moral intelligence AND academic engagement components was positive AND significant (0.76) AND finally, academic engagement has a positive AND significant relationship with academic self-efficacy (0.41). THErefore, by increasing moral intelligence AND consequently increasing academic engagement, it is possible to provide THE basis for increasing academic self-efficacy in secondary school female STUDENTS of Mahabad city.

Yearly Impact: مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Issue Info: 
  • Year: 

    2023
  • Volume: 

    2
  • Issue: 

    2 (پیاپی 4)
  • Pages: 

    23-38
Measures: 
  • Citations: 

    0
  • Views: 

    173
  • Downloads: 

    6
Abstract: 

AbstractPurpose: THE velocity of change in THE surrounding world has forced THEm to identify those factors which impact THEir change capacity. THE present study was conducted to identify AND prioritize influential factors on organizational change capacity.Methodology: In terms of purpose, this was explorative AND applied RESEARCH. Its population included ten familiar experts with RESEARCH subjects in a RESEARCH AND training center. By reviewing THE literature on change capacity, relevant, influential factors were identified, AND THEy were concurred by THE fuzzy Delphi technique, AND THEn THEy were ranked. After recognizing influential factors, a pair comparisons questionnaire was distributed among ten experts, AND after gaTHEring THE questionnaires, effecting factors were ranked using THE Expert Choice11 Software package AND AHP technique.Findings: Results show that organizational culture, structure, AND style of leadership were THE main factors that impacted change capacity.Conclusion: THE influential factors can be divided into three categories: environmental, content, AND structural elements. Environmental factors include environment AND innovation; content factors include team working, intellectual capital, leadership, political behavior, AND human resource management; Structural elements include strategy, structure, organizational policies, information technology, knowledge management, AND technology. Value: This is THE first time in THE literature that THE influential variables affecting THE change capacity were recognized AND categorized in a conceptual classification that has not been seen in THE previous RESEARCH.

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Issue Info: 
  • Year: 

    2022
  • Volume: 

    7
  • Issue: 

    2
  • Pages: 

    1-22
Measures: 
  • Citations: 

    0
  • Views: 

    159
  • Downloads: 

    15
Abstract: 

Purpose: Clustering AND co-word analysis is a method to reveal relationships AND links AND illustrate THE intellectual structure of a scientific field. This RESEARCH tries to study THE intellectual structure of articles in THE field of futures studies in Iran by using THE technique of co-word analysis. Method: THE current RESEARCH is a descriptive-analytical development with a scientometric approach. THE statistical population is 921 articles retrieved records in THE field of futures studies. Findings: THE findings showed that articles in THE field of futures studies in Iran are often associated with positive growth, AND in terms of frequency, THE keywords scenario, Islamic Republic, AND foresight are THE most frequent in futures studies. THE findings related to THE hierarchical clustering led to THE formation of 8 clusters in this field, namely "ICT visions", "geographers who love THE future", "knowledge development", " Futuristic higher education", "Future of Religion", "Regional Relations", "Strategic Foresight" AND "Heavy Weight of Method". Conclusion: According to THE findings of THE current RESEARCH AND THE high frequency of THE keyword scenario, as well as THE density AND relationships of this keyword with oTHEr keywords, it can be concluded that THE scenario is THE dominant approach in futures studies. Also, according to THE resulting clusters, it was observed that THEse RESEARCHes have a high variety, but addressing THE future in many areas is still neglected.

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Author(s): 

Mansouri Gholamreza

Issue Info: 
  • Year: 

    2023
  • Volume: 

    17
  • Issue: 

    45
  • Pages: 

    175-190
Measures: 
  • Citations: 

    0
  • Views: 

    191
  • Downloads: 

    22
Abstract: 

In some point of view, neiTHEr Michel Foucault nor Ibn Khaldun are considered philosophers in THE conventional classifications, but both are very  important in intellectual AND, of course, in philosophical contexts, especially for those who are interested in THE deep study of human life from THE perspective of political thought.THE main concern of two thinkers, one in THE 14th century, THE oTHEr in THE 20th century, is THE issue  of power, although neiTHEr of THEm provided a precise definition of it. In this article, an attempt has been made to show THE place of power AND domination in THE political thought of both thinkers by examining THE thoughts of two thinkers. AND in search of an answer to this question, how did Asabiyyah AND industry of religion in Ibn Khaldun's thought AND social control through self-technology AND discipline in Foucault's thought lead to THE expansion of THE domination of power? This article is written by analytically comparing THE opinions of two thinkers based on Ibn Khaldun's most important book called Muqaddimah AND Foucault's late works

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