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Ngoc Dan Thanh NGUYEN(Ngoc Dan Thanh NGUYEN ),Thuy Anh TRINH(Thuy Anh TRINH ) 한국유통과학회 2023 유통과학연구 Vol.21 No.3
Purpose: The article focuses on studying the impact of brand anthropomorphism, and brand love, on brand advocacy, and at the same time the moderate role of brand self-connection in the process of customers’ perception of the brand, especially the brand distribution. The survey subjects are customers with millennial consumers in Ho Chi Minh City, who have the behavior of buying brands in the smart mobile device industry many times with a specific brand in terms of brand distribution. Results: The findings show that Brand anthropomorphism and brand love are crucial factors to impact brand advocacy and the role of self-brand connection also is a confirmed positive effect on the relationship between brand anthropomorphism and brand love. Research design, data, and methodology: The article uses quantitative research to test the model and research hypotheses. The way to collect quantitative data is to use questionnaires with 1531 samples in Ho Chi Minh City, Vietnam. Conclusion: The research results can help businesses build a long-term brand strategy and expect to get new rewards and value from customers. They can also add to the theory about the relationship between brands and customers.
Factors Influencing Startup Intention of Young People in Vietnam
Thi Thuy Trang PHAM(Thi Thuy Trang PHAM ),Thi Bich Ngoc TRAN(Thi Bich Ngoc TRAN ) 한국유통과학회 2023 The Journal of Asian Finance, Economics and Busine Vol.10 No.2
Entrepreneurship brings countless values to each individual and practical benefits to society and the economy. Recently, the call for a better understanding of entrepreneurship from corporations and governments is regularly voiced the day, both in the academic literature and in public discussions. This study examines factors influencing the startup decision of young people in Vietnam. Primary data was collected from an online survey and then imported into an Excel file before being analyzed by SPSS 22. The total number of relevant observations for the study is 656, using numerous statistical approaches such as EFA and multiple regression analyses. This study contributes to the existing literature and current practice by suggesting six major determinants of startup intention: self-expectation, personal attitudes, self-competency, perceived feasibility, entrepreneurial orientation, and financial wealth. Among these factors, self-competency and entrepreneurial orientation are statistically significant, indicating that the capability of young people is the most important determinant of their startup intention. Additionally, the results indicate that self-expectation, attitude, perceived feasibility, and finance do not impact students’ intention to pursue entrepreneurship. We suggest that by enhancing the training quality of universities, young people will be provided with much essential knowledge and technical skills for running a business.
Nguyen Phuong Thuy(Nguyen Phuong Thuy ),Nguyen Ngoc Trai(Nguyen Ngoc Trai ),Bui Dang Khoa(Bui Dang Khoa ),Nguyen Hoang Xuan Thao(Nguyen Hoang Xuan Thao ),Vuong Tuan Phong(Vuong Tuan Phong ),Quach Van 한국육종학회 2023 Plant Breeding and Biotechnology Vol.11 No.2
Genetic variability and correlation analysis are fundamental references for the innovative development of breeding programs to improve varieties and desirable traits. In the present study, the correlation and path analysis was conducted to understand the association among yield, micronutrients (iron and zinc), and protein content under aerobic conditions in local rice landraces from various agro ecological regions of Karnataka, India. The grain yield per plant showed a significant positive correlation with plant height, the tiller number, spikelet fertility, flag leaf length, and test weight. The zinc content was negatively correlated with grain yield per plant. The phenotypic path-coefficient analysis revealed that the total number of tillers, grain length, test weight, and harvest index exhibited a positive direct effect on grain yield per plant, while Grain protein content showed a low direct effect on this trait. This study also indicated that harvest index, flag leaf length, spikelet fertility, and test weight could be considered to make for a higher yield.
Ngoc Thuy Nguyen,강기혁,Hai Hung Pham,고강석,Duy Van Pham,서필원,노남선,이철위,박선영 한국공업화학회 2021 Journal of Industrial and Engineering Chemistry Vol.102 No.-
Slurry phase hydrocracking of vacuum residue at various catalyst concentrations was performed in asemi-batch reactor to investigate the effect of catalyst concentration on the reaction performance. Thesecondary cracking reaction was dominant at high-residue conversion (>60 wt%) without the catalystbut it was suppressed by the catalyst. Moreover, the conversion of asphaltenes at high-residue conversionswas found to be dependent on the catalyst concentration. At low catalyst concentrations(0–100 ppm), asphaltenes were converted to light products at low-residue conversions and to coke athigh-residue conversions. At high catalyst concentrations (100–500 ppm), asphaltenes were mainly convertedto light products even at high conversions. Based on the experimental results, equations for theonset of coke formation with respect to the catalyst concentration were proposed. The higher the catalystconcentration, the longer was the coke induction period. A kinetic model was also proposed, and theexperimental data could be predicted well using the same. The transformation of residue to coke wasdominant in the non-catalytic hydrocracking and the coke formation rate significantly decreased asthe catalyst concentration increased.
Ngoc Thuy Nguyen,박선영,정진환,조정모,이철위,박용기 한국공업화학회 2018 Journal of Industrial and Engineering Chemistry Vol.61 No.-
The comparative effect of reaction severity at variation of the temperature (410–440 °C) and time (0.5–4 h) in the presence and absence of Mo-octoate on VR hydrocracking was studied. In the presence of 250 ppm Mo improved selectivity of naphtha and middle distillate fractions. The SARA and H2 consumption results showed the different tendency of asphaltene conversion during thermal and catalytic hydrocracking. Asphaltenes seemed to be the main fraction converted to coke during hydrocracking reaction. For understanding the tendency of coke formation during hydrocracking of various asphaltene content feedstocks, the effect of asphaltene content on MCR, H/C ratio, Mn, and Ni, V, N, S content of feedstocks was investigated.
Thuy Duong Nguyen,To Thi Xuan Hang,Thu Thuy Pham,Anh Son Nguyen,Thu Thuy Thai,Gia Vu Pham,Ngoc Bach Ta 한국부식방식학회 2022 Corrosion Science and Technology Vol.21 No.6
Corrosion inhibitors based on Zn-Al hydrotalcites containing benzoate (ZnAlHB) with different molar ratios of Zn/Al were prepared with a co-precipitation process. Compositions and structures of the resulting hydrotalcites were studied with suitable spectroscopic methods such as inductively coupled plasma mass spectrometry (ICP-MS), ultraviolet-visible spectrophotometry (UV-Vis), scanning electron microscopy (SEM), X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), and surface zeta potential measurements, respectively. Results of physico-chemical studies showed that crystallite sizes, compositions of products, and surface electrical properties were significantly changed when the molar ratio of Zn/Al was increased. The release of benzoate from hydrotalcites also differed slightly among samples. Anticorrosion abilities of hydrotalcites intercalated with benzoate at a concentration of 3 g/L on carbon steel were analyzed using electrochemical impedance spectroscopy (EIS), polarization curve, energy-dispersive X-ray spectroscopy (EDX), and SEM. Corrosion inhibition abilities of benzoate modified hydrotalcites in 0.1 M NaCl showed an upward trend with increasing Zn/Al ratio. The reason for the dependence of corrosion resistance on the Zn/Al ratio was discussed, including changes in the microstructure of hydrotalcites such as crystal size, density, uniformity, and formation of ZnO.
Ngoc Thuy Nguyen,Nhat Thong Tran,Tan Phat Phan,Anh Thu Nguyen,My Xuyen T. Nguyen,Nguyen Ngan Nguyen,Young Ho Ko,Dai Hai Nguyen,Tran T.T. Van,DongQuy Hoang 한국공업화학회 2022 Journal of Industrial and Engineering Chemistry Vol.108 No.-
While the efficient usage of biomass waste can significantly help in addressing environmental issues,there are only a few reports that discuss about processing such waste effectively at a low-cost. Such challengearises from the strong association between the components biomass. In this study, an abundantagricultural byproduct, rice husk (RH), was used as the starting resource. A simple biorefining processof alkaline peroxide treatment followed by acid precipitation and ethanol extraction was performed onRH to obtain cellulose, hemicellulose, lignin, and silica. The chemical structures, morphologies, andphysic-chemical properties of the separated components were identified through a wide range of characterizationapproaches. The final products obtained from of this process were (i) bundles of fiber-likecellulose with a fiber width of 6 mm and (ii) small particles of hemicellulose and lignin with nonuniformshapes. The lignocelluloses products had over 90 wt% carbon with 52.28% crystalline ratio. Meanwhile, the other products comprising hemicelluloses, lignin, and silica were amorphous. The outcomeof this study contributes to expanding and developing the simple and efficient conversion processof biomass waste into sustainable value-added materials. It is crucial to reduce the environmental impactby using renewable materials as the new building block resources for synthetic chemicals.
Gender and Innovation in Southeast Asia
Thi Ngoc Thuy DOAN,Chia-Hua CHANG 한국유통과학회 2021 The Journal of Asian Finance, Economics and Busine Vol.8 No.6
This study examines how female managers or owners impact a firm’s innovation. Moreover, this research examines the role of absorptive capacity with R&D as a proxy in moderating the female managers/owners-innovation relationship. This study uses firm-level data from the World Bank Enterprise Surveys. The final sample consists of 4,438 firms in manufacturing industries in 2015–2016 across nine Southeast Asian economies (Cambodia, Indonesia, Laos, Malaysia, Myanmar, the Philippines, Thailand, Timor Leste, and Vietnam). The research adopts the multilevel mixed-effects logistic regression technique to deal with the hierarchical data structure issue, which is not addressed in the traditional binary choice regression technique (logistic or probit regression). The results show that firms led by female managers have a higher possibility to innovate. Female ownership is also positively associated with innovation propensity. The positive effects of female managers on a firm’s innovation are enhanced by R&D activities. Besides, R&D also strengthens the positive effects of female owners on a firm’s innovation. This study contributes as probably the first to develop the theoretical argument that R&D can positively moderate the gender–innovation link. Furthermore, from an empirical standpoint, the current study contributes as the first research on this topic in the Southeast Asian region.