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Ngoc, Le Thi Phuong,Quynh, Doan Thi Nhu,Triet, Nguyen Anh,Long, Nguyen Thanh Department of Mathematics 2019 Kyungpook mathematical journal Vol.59 No.4
In this paper, we consider the Robin-Dirichlet problem for a nonlinear wave equation of Kirchhoff-Carrier type with a viscoelastic term. Using the Faedo-Galerkin method and the linearization method for nonlinear terms, the existence and uniqueness of a weak solution are proved. An asymptotic expansion of high order in a small parameter of a weak solution is also discussed.
Thi Nhu Ngoc, Le,Oh, You-Kwan,Lee, Young-Jong,Lee, Young-Chul MDPI 2018 INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES Vol.19 No.5
<P>In this study, we investigated the therapeutic potential and medical applications of <I>Sparassis crispa</I> (<I>S. crispa</I>) by conducting a systematic review of the existing literature and performing a meta-analysis. The original efficacy treatment of the mushroom extract is considered primarily and searched in electronic databases. A total of 623 articles were assessed, 33 randomized controlled experiments were included after the manual screening, and some papers, review articles, or editorials that did not contain data were excluded. A comparative standard means difference (SMD) and a funnel plot between control and <I>S. crispa</I> groups were used as parameters to demonstrate the beneficial effects of <I>S. crispa</I> for diabetes and cancer treatment, as well as anti-inflammatory, anti-fungal and antioxidant activities. The meta-analysis was carried out using Review Manager 5.1 software. Although for therapeutic diabetes there was heterogeneity in the subgroup analysis (I<SUP>2</SUP> = 91.9%), the overall results showed statistically significant SMDs in major symptoms that decreased serum insulin levels (SMD = 1.92, 95% CI (1.10, 2.75), I<SUP>2</SUP> = 0%), wound rates (SMD = 3.55 (2.56, 4.54), I<SUP>2</SUP> = 40%) and contributions to an increase in nutrient intake content (SMD = 0.32 (−0.15, 0.78), I<SUP>2</SUP> = 0%). Simultaneously, the study confirmed the utility of <I>S. crispa</I> treatment in terms of not only anti-cancer activity (reduction of tumor activity and survival of cancer cells I<SUP>2</SUP> = 42 and 34%, respectively) but also anti-inflammatory, anti-fungal and antioxidant activities (I<SUP>2</SUP> = 50, 44, and 10%, respectively). Our findings suggest that <I>S. crispa</I> extracts are useful for prevention and treatment of human diseases and might be the best candidates for future medicines.</P>
( Nguyen Ngoc Tuyen ),( Le Thi Ngoc Ha ),( Nguyen Thi Thu Huong ),( Nguyen Thi Nhu Y ) 중앙대학교 인문콘텐츠연구소 2024 인공지능인문학연구 Vol.17 No.0
Machine translation has flourished in recent years and has been introduced as an effective tool for language learning. This study explores the perceptions of Google Translate (GT) and online dictionary (OD) among university students majoring in English, French, Korean, and Japanese in their translations into Vietnamese. The results demonstrate that although GT has significantly supported students’ translations, they still encounter numerous difficulties and are less satisfied with their translations. Meanwhile, the OD groups were more satisfied with their translations than the GT groups. This study emphasizes the role of translation tools in supporting students’ translation.
Ngoc Bao Chau Nguyen,Quynh Phuong Anh Nguyen,Thuy To Nhu Le,Thi Phung Kieu Nguyen,Bao Quoc Nguyen 한국응용곤충학회 2021 Journal of Asia-Pacific Entomology Vol.24 No.2
We investigated the influence of convenient diets on big-eyed bug Geocoris ochropterus. Development and reproduction of G. ochropterus fed on convenient diets of ant pupae Oecophylla smaragdina and silkworm pupae Bombyx mori were examined using aphids Aphis gossypii as the control diet. Results showed that Geocoris ochropterus nymphs completed development to adults on all diets. Total average development period was 35.1 days fed on ant pupae, 35.9 days fed on silkworm pupae, and 36.0 days fed on aphids. Head width, body length, forewing length, and fresh body weight of adults were not affected by diets, except for females reared on ant pupae that were significantly heavier than those fed on aphids. There was no significant difference in offspring sex ratio. Total number of eggs deposited per female fed on ant pupae was significantly larger than when fed on aphids, while eggs laid by females fed on silkworm pupae were significantly longer than eggs laid by females fed on aphids. Results suggest that ant pupae and silkworm pupae could be effectively used for mass rearing of G. ochropterus.
Introduction of construction condition in Vietnam
( Ha Minh ),( Le Nguyen Giap ),( Do Thi Ngoc Chau ),( Do Nhu Duc ) 대한지질공학회 2014 대한지질공학회 학술발표회논문집 Vol.2014 No.1
This paper was conducted to evaluate the status of construction and infrastructure works in Vietnam. The approach included literature reviews to identify deterioration with site inspections and personal interviews to ascertain their validity. Results showed on overall picture of construction works in current condition, analyzed their main causes, and recommended the possible ways to improve the situation of construction works. Further, the paper provided information on policies and status of construction market in Vietnam so that Korean corporations would have a general view on Vietnamese construction industry at present
Minh Sang VO,Ngoc Phu TRAN,Thi Kieu Thu NGUYEN,Thi Cam Tien HUYNH,Thi Kim Loi NGUYEN,Le Phuong Nghi THACH,Gia Nhu THAI,Thi Thanh Sang TRAN 한국유통과학회 2022 The Journal of Asian Finance, Economics and Busine Vol.9 No.4
This study intends to analyze the impact of the country of origin on the intention to ingest COVID-19 vaccinations by measuring Vietnamese people’s perceptions of India in the manufacture of COVID-19 vaccines. The research is done using a quantitative method, and primary data was obtained using a conventional manner based on the willingness of the research respondents, who are Vietnamese persons aged 18 and up, to contribute information. The findings revealed that perceived brand association and perceived brand quality directly positively impact the COVID-19 vaccine’s consumption intention and willingness. Meanwhile, while the perceived country image component has no direct effect on consumption intention, it does have a positive indirect effect on consumption intention through perceived brand linkage and perceived brand quality. The findings also emphasize the importance and significance of a country’s image in brand association and quality perception. The study’s findings imply that to increase consumers’ willingness to buy India’s COVID-19 vaccination, the country should develop communication initiatives to improve consumer perceptions of the country’s image, the perceived value of the brand association, and brand quality.
Consumer Perceptions and Consumer Behavior Toward Bio-Based Products: An Empirical Study in Vietnam
Trong Luan NGUYEN,Ngoc Phu TRAN,Thi Kieu Thu NGUYEN,Thi Cam Tien HUYNH,Thi Kim Loi NGUYEN,Le Phuong Nghi THACH,Gia Nhu THAI,Thi Thanh Sang TRAN 한국유통과학회 2021 The Journal of Asian Finance, Economics and Busine Vol.8 No.12
Green economy, also known as sustainable economy, is a current development trend in which consumers prefer products that are wholly or partly derived from materials of biological origin since they have become more concerned about their health and the environment in which they live. This study aims to examine consumer behavior toward bio-based products with three key goals in mind. First, it helps to understand the perception of consumers toward Bio-based products. Second, it properly helps consumers be aware of products derived from materials of biological origin so that the consumer can make purchasing decisions to protect their health and contribute to the protection of the environment. Third, the study on consumer behavior towards bio-based products will provide a more accurate view and assessment to companies looking to develop Bio-based products. Based on that, the research is carried out through surveying, collecting data from consumers, and then using the deductive approach, descriptive statistics, and quantitative method analysis. The results demonstrated that a positive relationship and a direct impact are established between the variables of Attitude and Social Norms and the Purchase Intention toward Bio-based products. Furthermore, the findings reveal that customers have positive feelings towards bio-based products in terms of trust, knowledge, and the environment.
Efficacy of electrochemically activated water solution in gingivitis treatment
Dinh‑Toi Chu,Van‑Huy Pham,Thien Chu‑Dinh,Truong Nhu Ngoc Vo,Duc Long Duong,Van Nhon Bui,Minh Son Tong,Thi Thu Phuong Nguyen,Quynh Anh Le,Khanh‑Hoang Nguyen 한국약제학회 2019 Journal of Pharmaceutical Investigation Vol.49 No.3
Mouthwash is one of the most commonly oral healthcare products for prevention and treatment of gum diseases. Dr. ECA is a disinfectant solution manufactured by a Vietnamese company and has been licensed for oral healthcare, but its effect on gingivitis is still unclear. To evaluate the effectiveness of this product in the treatment of gingivitis, we conducted a clinical study in 60 students diagnosed with gingivitis to compare the results of gingivitis treatment using Dr. ECA and a control mouthwash (a demonstrated anti-gingivitis product). The data showed that in the treated group, the rate of good Gingivitis Index (GI) before treatment was 46.67%, but after 2 and 4 weeks of using Dr. ECA that rate was increased to 96.67% and 100%, respectively. The percentage of patients with bleeding on probing was 63.33% but declined sharply after 2 weeks of treatment to 6.67%, and further reduced to 3.33% after 4 weeks of treatment. The treatment outcomes in were similar in the Dr. ECA treated group and control one with no statistically significant difference. Our results suggest that the electrolyte saline solution Dr. ECA is effective in treating gingivitis. Its effects are similar to other mouthwash products that had been approved and marketed.