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Identifikasi Struktur Kristal Serbuk Titanium Dioksida Berbahan Dasar Serbuk TI Yang Disintesis Menggunakan Metode Terlarut Asam Vicran Zharvan; Nurhayati Nurhayati; Husain Husain; Hasnidar Hasnidar; Nurfajriani Muin
Seminar Nasional LP2M UNM SEMINAR NASIONAL 2022 : PROSIDING EDISI 1
Publisher : Seminar Nasional LP2M UNM

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (228.183 KB)

Abstract

Abstrak. Sintesis material serbuk TiO2 telah berhasil disintesis dengan menggunakan metode logam terlarut asam. Serbuk TiO2 disinttesis menggunakan logam Ti dan larutan HCl pada temperatur kerja 700oC. Hasil analisis menunjukkan bahwa serbuk TiO2 merupakan material polimorf dengan fasa rutile dan anatase. Identifikasi mengenai struktur kristal dilakukan dengan menggunakan metode penghalusan rietveld dan diperoleh nilai parameter kisi untuk fasa rutile adalah a = (4.596252±0.000308)Ǻ, b = (4.596252±0.000308) Ǻ dan c = (2.961413±0.000222) Ǻ dan untuk fasa anatase adalah a = (3.815013±0.003667) Ǻ, b = (3.815013±0.003667)Ǻ dan c = (9.444517±0.015758) Ǻ dengan nilai GoF sebesar 2.01.  Kata Kunci: TiO2, Anatase, Rutile, Rietveld, Struktur Kristal.
The Effect of Job Satisfaction, Employee Loyalty, and Work Commitment on Employee Performance at PT Sulsel Citra Indonesia (Perseroda) Jusri Jusri; Hasnidar Hasnidar
Economics and Business Journal (ECBIS) Vol. 4 No. 5 (2026)
Publisher : PT. Maju Malaqbi Makkarana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47353/ecbis.v4i5.437

Abstract

This study aims to analyze the simultaneous and partial effects of job satisfaction, employee loyalty, and work commitment on employee performance at PT Sulsel Citra Indonesia (Perseroda). This research adopts an associative quantitative approach. Data were collected through structured questionnaires distributed to 54 respondents drawn from a population of 114 permanent employees using simple random sampling. Multiple linear regression analysis was conducted using SPSS version 26. The finding that The F-test result (Fcount = 60.515 > Ftable = 2.196; sig. = 0.000) confirms that all three variables simultaneously exert a positive and significant effect on employee performance. Partially, job satisfaction (t = 3.485; sig. = 0.001) and work commitment (t = 11.685; sig. = 0.000) each have a positive and significant effect on employee performance, while employee loyalty (t = -3.080; sig. = 0.003) shows a negative and significant effect. The adjusted R² of 0.771 indicates that 77.1% of the variance in employee performance is explained by the three predictors. Work commitment emerged as the dominant predictor of employee performance, followed by job satisfaction. The negative effect of employee loyalty suggests that loyalty alone does not directly translate into higher performance unless it is accompanied by adequate motivation, job satisfaction, and organizational support. These findings are consistent with previous empirical studies conducted in the plantation and service sectors
Building Brand Loyalty through Halal Marketing Strategy: Analysis of the Role of Halal Awareness and Product Knowledge with Purchase Intention as an Intervening Variable Azlan Azhari; Amrial Amrial; Hasnidar Hasnidar
Economics and Business Journal (ECBIS) Vol. 4 No. 4 (2026): May
Publisher : PT. Maju Malaqbi Makkarana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47353/ecbis.v4i4.332

Abstract

This study aims to analyze the influence of Halal Awareness and Product Knowledge on Purchase Intention and its impact on Brand Loyalty of halal cosmetic products. This research employs a quantitative approach using the accidental sampling method, where respondents consist of consumers who have purchased and used halal cosmetic products. A total of 100 respondents participated in this study. Data were collected through online questionnaires and analyzed using the Partial Least Squares (PLS) method with SmartPLS 3 software. The results indicate that Halal Awareness and Product Knowledge have a positive and significant effect on Purchase Intention. Furthermore, Purchase Intention has a positive and significant effect on Brand Loyalty. Halal Awareness and Product Knowledge also have a positive and significant direct effect on Brand Loyalty. In addition, the indirect effect analysis reveals that Purchase Intention significantly mediates the influence of Halal Awareness and Product Knowledge on Brand Loyalty. These findings highlight the crucial mediating role of Purchase Intention in linking halal awareness and product knowledge with halal cosmetic brand loyalty. Therefore, halal cosmetic manufacturers are encouraged to continuously strengthen the communication of halal values ​​and product education to build strong purchase intention and drive sustainable brand loyalty.
Eco Consciousness and Consumer Perception: An Explanatory Study of Environmentally Friendly Product Purchasing Decisions in Makassar City Hasnidar Hasnidar; Achmad Ridha
Economics and Business Journal (ECBIS) Vol. 4 No. 3 (2026): March
Publisher : PT. Maju Malaqbi Makkarana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47353/ecbis.v4i3.337

Abstract

This study aims to describe and explain consumer perceptions of environmentally friendly products and their impact on purchasing decisions in Makassar City. With increasing attention to environmental issues and changes in urban lifestyles, it is important for businesses to understand how consumers assess sustainability oriented products. This study uses a qualitative explanatory approach with data collection techniques through in depth interviews, observation, and documentation. Twelve research informants were selected through purposive sampling, consisting of 12 active consumers of environmentally friendly products domiciled in Makassar City, conducted over a three month period from January to March 2026. The results show that consumer perceptions of environmentally friendly products are influenced by three main dimensions, namely: (1) environmental awareness (eco consciousness), (2) trust in green claims, and (3) perception of multidimensional product value. These three dimensions together form a positive attitude that ultimately drives purchasing decisions for environmentally friendly products. In line with the findings of (Hasnidar & Ridha, 2025) which confirmed that eco consciousness and perception of sustainable packaging have a significant influence on green purchasing behavior through the mediation of consumer attitudes, this study enriches this understanding with a qualitative perspective that explores consumers' subjective meanings and experiences in depth.