http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
K. Abdul Gafoor,P. Muhammed Ashraf 서울대학교 교육연구소 2012 Asia Pacific Education Review Vol.13 No.4
This study investigates the theorized sources of Academic Self-Efficacy among the higher secondary school students of Kerala, India. Mastery Experience in the form of Academic Achievement, vicarious experience in the form of School Image and Social Persuasion in the form of Parental Encouragement are included as the predictor variables of Academic Self-Efficacy. Participants in the present study were 700 higher secondary school students of Kerala, selected using stratified random sampling. The findings of the study confirm the theorized correlation of Academic Self-Efficacy with previous achievement, vicarious experience (school image) and persuasory information (parental encouragement). In the total sample, the percent of variance in Academic Self-Efficacy that is predictable by the three-predictor variables is nearly one quarter (23.83 %). School Image is the best contributing variable (9.42 %) followed by Mastery Experience (8.67 %) and then by Parental Encouragement (5.74 %). The findings shows that apart from cultural differences, locale and gender difference also exist in sources of Academic Self-Efficacy. The superiority of School Image over Mastery Experience in predicting Academic Self-Efficacy is different from that found in the West, theoretically and empirically. In India, self-efficacy beliefs of youngsters continue to depend more on social and domestic factors than personal experience and mastery.
Mohammed Ashraf Uddin,Bupasha Hekim Sutonu,Malik Abdul Rub,Shamim Mahbub,Maha Moteb Alotaibi,Abdullah M. Asiri,Shahed Rana,Md. Anamul Hoque,Mahbub Kabir 한국화학공학회 2022 Korean Journal of Chemical Engineering Vol.39 No.3
Ciprofloxacin hydrochloride (CPFH) is a very common antibiotic drug for the treatment of different types of bacterial infections. The activity of the drug depends on the complexation of the employed drug with different metals present in the body. In the current investigation, the complexation behavior of CPFH drug with numerous metal ions was explored by means of UV-Visible spectroscopic and density functional theory (DFT) techniques at various temperatures. The binding constants (Kf) of CPFH+metal ions complexes were determined from the Benesi-Hildebrand equation. The Kf values experience an alteration with the nature of metal ions employed and the change of temperature. The binding of CPFH with alkali earth metals decreases with the increase of metal size and increases with the increase of temperature, while the opposite effect of temperature was observed for transition metals. The Gibbs free energy of binding (Go) for the complexation between CPFH and metal ions was negative in all cases, which reveals that the complexation phenomenon is spontaneous. The values of enthalpy and entropy connote the presence of both hydrophobic and electrostatic interactions. The complexation of CPFH was observed to be endothermic in the case of alkali earth metals while exothermic for transition metals. The intrinsic enthalpy gain (Ho, *) values signify the higher stability of metal-drug complexes. The compensation temperature (TC) values were found to be comparable to the biological systems. DFT studies show the formulation of 1 : 1 complexes with transition metals as well as the square planar geometry of the complexes. HOMO and LUMO analyses reveal that the stability of CPFH-Ni complexes is higher than that of CPFH-Co/CPFH-Zn complexes.
Lysine Requirement of Broiler Chickens Fed Low-density Diets under Tropical Conditions
Aftab, Usama,Ashraf, Muhammad,Mumtaz, Abdul Samad,Jiang, Zhirong Asian Australasian Association of Animal Productio 2007 Animal Bioscience Vol.20 No.6
Two experiments were conducted to determine the lysine requirement of straight-run broiler chickens ($Hubbard{\times}Hubbard$) during the period 4-21 (Exp. 1) and 21-40 (Exp. 2) days of age. Experiments were conducted during the summer months (June-August) in open-sided houses, thus exposing chicks to chronic heat stress. Daily min-max temperature averaged $28-40^{\circ}C$ (Exp. 1) and $28-36^{\circ}C$ (Exp. 2). Lysine deficient basal diets were formulated to contain low-nutrient-density, i.e., 2,700 kcal per kg ME, 18.6% CP (Exp. 1), and 2,750 kcal per kg ME, 17.1% CP (Exp. 2), to mimic typical commercial broiler diets used in Pakistan. Diets were supplemented with L-lysine HCl to provide total lysine level ranging from 0.85 to 1.10% (six increments) and 0.72 to 1.02% (six increments), respectively in Exp. 1 and 2. Live performance data were subjected to quadratic analysis and requirement was defined as the level achieving 95% of maximum or minimum values. Lysine requirements were found to be 0.98 and 0.97% total lysine, respectively, for gain and feed efficiency during 4-21 days, and 0.87% total lysine for both gain and feed efficiency during 21-40 days of age. Calculated on a digestible lysine basis, the estimates were 0.85 and 0.84%, respectively, for gain and feed efficiency during 4-21 days of age; and 0.75% for gain and feed efficiency during 21-40 days of age.
Adel Hadjiesmaeili,Narongsak Thongpapanl,Abdul Ashraf,Magnus Hultman 글로벌지식마케팅경영학회 2023 Global Marketing Conference Vol.2023 No.07
The hospitality industry is widely using customer data to develop successful personalized marketing communication. However, in the event of information leakage, personalized advertising may escalate customers’ privacy distress. Building on Conservation of Resources theory, this study proposes three dimensions for privacy threats that impact the relationship between personalized hospitality advertising and consumer responses. Findings from six experiments across high and low involvement hospitality products demonstrate diverging effects of personalized advertising depending on the type of privacy threat communicated. Results further indicate that customers’ psychological comfort mediates the relationship between high-personalized advertising and the customer response to the advertising when privacy threat is high. Additionally, when the perceived severity and distance of the announced privacy threat are high and low respectively, rational appeals generate higher levels of psychological comfort, while the same happens for emotional appeals when the perceived scope of the threat is high. The study concludes with value-adding theoretical and managerial implications for the hospitality industry.
Antioxidant Activity with Flavonoidal Constituents from Aerva persica
Ejaz Ahmed,Muhammad Imran,Abdul Malik,Muhammad Ashraf 대한약학회 2006 Archives of Pharmacal Research Vol.29 No.5
A new flavanone Persinol (1) and the new flavanone glucosides persinosides A (2) and B (3), along with known flavonoids (4 and 5) have been isolated from the ethyl acetate soluble fraction of the whole plants of Aerva persica. Their structures were elucidated on the basis of extensive analysis of nuclear magnetic resonance (1D & 2D-NMR) spectral data. All of them showed profound antioxidative activities by DPPH and cytochrome-c-reduction assays using the HL-60 cell culture system.
AIMS: AI based Mental Healthcare System
Ibrahim Alrashide,Hussain Alkhalifah,Abdul-Aziz Al-Momen,Ibrahim Alali,Ghazy Alshaikh,Atta-ur Rahman,Ashraf Saadeldeen,Khalid Aloup International Journal of Computer ScienceNetwork S 2023 International journal of computer science and netw Vol.23 No.12
In this era of information and communication technology (ICT), tremendous improvements have been witnessed in our daily lives. The impact of these technologies is subjective and negative or positive. For instance, ICT has brought a lot of ease and versatility in our lifestyles, on the other hand, its excessive use brings around issues related to physical and mental health etc. In this study, we are bridging these both aspects by proposing the idea of AI based mental healthcare (AIMS). In this regard, we aim to provide a platform where the patient can register to the system and take consultancy by providing their assessment by means of a chatbot. The chatbot will send the gathered information to the machine learning block. The machine learning model is already trained and predicts whether the patient needs a treatment by classifying him/her based on the assessment. This information is provided to the mental health practitioner (doctor, psychologist, psychiatrist, or therapist) as clinical decision support. Eventually, the practitioner will provide his/her suggestions to the patient via the proposed system. Additionally, the proposed system prioritizes care, support, privacy, and patient autonomy, all while using a friendly chatbot interface. By using technology like natural language processing and machine learning, the system can predict a patient's condition and recommend the right professional for further help, including in-person appointments if necessary. This not only raises awareness about mental health but also makes it easier for patients to start therapy.
Zahra Fouladgar,Kai-Yu Wang,Abdul R. Ashraf,Narongsak Thongpapanl 글로벌지식마케팅경영학회 2023 Global Marketing Conference Vol.2023 No.07
The objective of this study is to compare the efficiency of VR and 2D in the tourism industry as marketing tools, using affective forecasting and purchase intention. Accordingly, this study has two primary research aims. The first is to examine if a higher level of mental imagery (resulting from VR) is more effective than a lower level (2D) in a tourism marketing context. To evaluate this, the researchers use experimental method, measuring predicted dominance, predicted pleasure and predicted arousal, as well as purchase intention towards the hotel. Relevant to the tourism industry, tourism products are spatially and temporally distant (vs. near). This study aims to investigate how differently mental imagery, resulting from VR (versus 2D) experience, generates affective forecasting of a tourism product when tourists plan distant (versus near) future trips (temporal distance).
Antioxidant Activity with Flavonoidal Constituents from Aerva persica
Ahmed Ejaz,Imran Muhammad,Malik Abdul,Ashraf Muhammad The Pharmaceutical Society of Korea 2006 Archives of Pharmacal Research Vol.29 No.5
A new flavanone Persinol (1) and the new flavanone glucosides persinosides A (2) and B (3), along with known flavonoids (4 and 5) have been isolated from the ethyl acetate soluble fraction of the whole plants of Aerva persica. Their structures were elucidated on the basis of extensive analysis of nuclear magnetic resonance (1D & 2D-NMR) spectral data. All of them showed profound antioxidative activities by DPPH and cytochrome-c-reduction assays using the HL-60 cell culture system.