Communities in Avinashilingam Institute for Home Science and Higher Education for Women - AULIB-IR Central Library

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Recent Submissions

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Oral Biochemistry
(2023) Byung-Moo Min
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Management of Test Anxiety and Stress among Nursing Students through Cognitive Behaviour Therapy
(Avinashilingam, 2023-08) Lethika K; Dr. N.V. Amudha Devi
Stress is a prevalent and serious problem among nursing students, affecting their mental and physical health, academic achievement, and future jobs. Nursing education is noted for its severe standards, which include substantial curriculum burdens, rotations in the clinic, and the need to reconcile academic knowledge with practical abilities. Excessive stress can significantly impact nursing students test anxiety and achievement motivation, hindering their ability to concentrate on test questions and remember previously acquired knowledge. Although mild stress can provide a motivational boost, it is essential to prevent burnout and a loss of drive caused by excessive stress.As a nursing student, it's imperative to understand how test anxiety and stress can impede academic achievement. This study extensively analyzed the efficacy of cognitive behaviour therapy (CBT) in managing test anxiety and stress and in enhancing achievement motivation. The study's sample size comprised one hundred and fifty (150) students.One hundred and fifty first year nursing students were selected using the purposive sample method for a study on Test anxiety, Stress, and Achievement motivation. To gather data, the students completed the exam anxiety measure developed by Sharma in 2000, the students stress scale created by Agrawal M in 2012, and the achievement motivation scale created by Bhargava in 2009. After careful analysis, 52 students met the requirements and agreed to participate in the study, which underwent Cognitive Behaviour Therapy (CBT) for one month on alternate days for two hours each session. The students underwent reassessment using the same set of questionnaires, with a one-month time interval, and were reassessed again for the follow-up phase. The CBT program targeted maladaptive behaviour, frequent minor exam practices, mindful reading, cognitive rehearsal, thought stopping, breathing exercises, balloon blowing. emotion regulation, auto-suggestions, self-monitoring,role play/modelling, Guided Imagery, videos on motivational talks, SWOT Analysis, cognitive rehearsal, Journaling/Daily log. The study observed three phases: before, after, and follow up. The calculations were done using Mean, Standard Deviation, Repeated Measures ANOVA, and the Bonferroni Post Hoc Test. The results indicate that there were significant reduction in test anxiety, stress, and significant improvement in achievement motivation after the intervention. Cognitive Behaviour Therapy was found to be effective on managing test anxiety and stress and in enhancing achievement motivation
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Lehninger Prnciples of Biochemistry : Fourth Edition
(2012-01-19) David L Nelson; Michael M Cox
BIOCHEMISTRY
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Natural polymer electrolyte based on guar gum doped with NaI for Na-ion batteries
(Indian Academy of Sciences, 2024-03-15) Saratha, R; Thrisha K
Solid polymer electrolytes play a vital role in energy storage devices, especially in the battery industry, to improve compatibility and portability. Natural polymers made from biowaste material are biodegradable and have been utilized for electrolyte preparation. Biopolymer-based electrolyte leads to sustainability due to their low cost, eco-friendly nature and non-toxicity. This work pertains to the preparation of one such natural polymer electrolyte based on guar gum as the host polymer, sodium iodide as an ionic dopant and 1,2 dimethoxy ethane as the plasticizer. Traditional Solution casting technique has been used for the preparation of electrolytes. The complexation between guar gum (GG) and NaI has been revealed by Fourier transform infrared spectra. The biopolymer electrolyte is stable up to 300–350C and was assessed by thermogravimetric analysis. The surface roughness factor (Ra) was measured by 3D-optical profilometry. The transference number was determined by the chronoamperometry technique. AC impedance spectroscopy exhibited that the biopolymer electrolyte containing 0.4 g GG: 0.75 wt% NaI has the highest ionic conductivity of 7 9 10–3 S cm–1. Hence with suitable electrodes, the prepared electrolyte may be used in the fabrication of coin cells