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648 articles for “pre-experimental study”
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General and Organic Chemistry Laboratory Experiments for Science, Pre-medical, and Pharmacy students Chapter II: Glassware, Tools and Equipments
Abstract: A scientific chemistry laboratory plays a vital role in education, research, healthcare, and industrial applications by providing a controlled environment for conducting chemical experiments and analyses. An efficient laboratory must be designed according to established safety and operational standards, ensuring that every component, including glassware, tools, instruments, laboratory equipment, storage facilities, and instructional resources, is readily available and properly maintained. The absence or shortage of essential laboratory materials can hinder …
Published in International Journal of Environmental Chemistry · Vol. 12, Issue 2, 2026 · pp. 1–15 Read article
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Finite Element Modeling of RC Beam Column Sub-assemblages Subjected to Column Loss Scenario
Abstract: Progressive collapse is a situation where a failure of whole or large part of a structure occurs that has been initiated by failure of a relatively small part of the structure such as failure of any primary structural element. When a vertical load carrying element, typically a column is lost, the loads that are supposed to pass through lost column need to be safely transferred to the adjacent elements to …
Published in International Journal of Structural Engineering and Analysis · Vol. 6, Issue 2, 2020 · pp. 1–20 Read article
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Study the effect of lubrication on hardness in the ring compression test
Abstract: Mild Steel is commonly used to produce automotive parts such as shafts, gears and bearings. This paper focuses on the hardness distribution in the mild steel ring specimen after compress under rigid dies. Three different types of lubricants namely boric acid, Vaseline, grease and dry condition were employed as lubricants and the coefficient of friction corresponding to the lubricant evaluated using standard ‘Ring compression test’. The strain distributions obtained from …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 2, 2019 · pp. 18–27 Read article
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Effectiveness of Self-Instructional Module on Knowledge of Digitalis Therapy Among the Nurses Working in Coronary Care Unit of Selected Tertiary Care Hospital, Belagavi, Karnataka, India
Abstract: A pre-experimental, evaluative research approach was used with one group pre-test post-test design was undertaken in KLES Dr. Prabhakar Kore Hospital and Medical Research Centre, Belagavi. The aim of the study to assess the knowledge on digitals therapy among coronary care nurses before and after introduction of self-instructional module and to find association between the pre-test posttest knowledge scores with selected demographic variables. The sample composed of 70 nurses working …
Published in International Journal of Cardiovascular Nursing · Vol. 2, Issue 2, 2016 · pp. 14–22 Read article
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Experimental Investigation of the Influence of Coarse Aggregate Size and their Proportioning on the M30 Concrete for CC Pavement
Abstract: Abstract The nominal maximum size (NMS) and proportion of coarse aggregates significantly influence the mechanical properties and performance of cement concrete pavements. While extensive research has focused on concrete mix design, the combined effect of coarse aggregate size and aggregate proportioning on the compressive strength of pavement-grade concrete remains inadequately understood. This study experimentally investigates the influence of coarse aggregate characteristics on the compressive strength of M30 grade concrete. Two …
Published in International Journal of Concrete Technology · Vol. 12, Issue 2, 2026 · pp. 13–23 Read article
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Six Sigma (DMAIC) Approach to Optimise Operation Variables in High Pressure Die Casting
Abstract: Components manufactured by High Pressure Die Casting (HPDC) typically have excellent mechanical and metallurgical properties, and the process generally preferred for the manufacture of high-value-added products. This research paper focuses on the implementation of the Six Sigma philosophy to optimize the variables of the HPDC manufacturing process. As a systematic outline for quality improvement and achievement business excellence, the Six Sigma philosophy has become the model of the industrial world …
Published in International Journal of Manufacturing and Materials Processing · Vol. 6, Issue 2, 2020 · pp. 22–51 Read article
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A Study to Assess the Effectiveness of Spiritual Prayer in Reducing Level of Depression Among Orphan Children in Selected Orphanage Home, Central Part of Gujarat State: A Pilot Study
Abstract: Objective: The objective of this pilot study was to assess the effectiveness of spiritual prayer in reducing level of depression among orphan children. Design: Quasi-experimental design Setting: This study took place in one orphanage home of Anand, Gujarat. Participants: Ten participants were selected, who have age between 10 and 17 years, and who scored in mild-to-moderate ranges for depression on the child depression inventory were randomly assigned to spiritual prayer …
Published in International Journal of Neurological Nursing · Vol. 5, Issue 2, 2019 · pp. 17–23 Read article
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Heat Transfer Performance in an Internally Dimpled Tube Heat Exchanger Composed of Various Materials Examined Using CFD: A Review
Abstract: A review of the most important findings for thermal enhancement on circular pipe is presented, the focus is on the heat transfer and thermal gradient in these heat exchangers. The use of circular dimpled pipes, surfaces, and other techniques to promote heat transmission has been the subject of several studies in the past. Reviews are conducted on a sizable number of research papers pertaining to computational and experimental investigations. Various …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 9, Issue 2, 2023 · pp. 30–40 Read article
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Ethereum Price Prediction Using Extra Trees and Random Forest Regressors
Abstract: The Ethereum market is famous for its unpredictability and the possibility of significant profits, presenting both opportunities and obstacles for investors and stakeholders. Given the dynamic nature of this ecosystem, accurate prediction of Ethereum’s price movements is essential for informed decision-making. In this project, we propose an innovative approach that leverages ensemble learning techniques, specifically extra trees and random forest regressors, for Ethereum price prediction. By harnessing a diverse dataset …
Published in International Journal of Distributed Computing and Technology · Vol. 10, Issue 2, 2024 · pp. 9–25 Read article
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Effectiveness of Structured-Teaching Program on Knowledge, Attitude, and Practice on Oral Hygiene Among School-Going Children Aged Between 10–13 Years Old at Selected School,Kuppam, Andhra Pradesh
Abstract: Background: Dental health is crucial to school health because untreated dental decay can hinder kids’ development and learning, exacerbate behavioral issues, and lower their self-esteem. Oral hygiene refers to the maintenance of cleanliness of the teeth and mouth to prevent dental problems such as dental caries, gingivitis, and bad breath. Effective oral hygiene focuses on controlling and preventing the buildup of dental plaque. This study was conducted to assess the …
Published in International journal of Nursing Science Practice and Research · Vol. 12, Issue 1, 2026 · pp. 12–18 Read article
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Impact of Structured Teaching Programme on knowledge regarding Care of Central Venous access among Nursing officers Working in a Selected Hospital of Kashmir
Abstract: Purpose: The objective of the study was to evaluate the effect of a Structured Teaching Programme on the knowledge of Nursing Officers regarding the care of Central Venous Access in a selected hospital in Kashmir. Method: A pre-experimental one-group pretest-posttest design was employed. The sample consisted of 60 Nursing Officers, selected using simple proportionate stratified random sampling. Data were gathered through a Structured Knowledge Questionnaire. Results: The data were analyzed …
Published in International Journal of Immunological Nursing · Vol. 11, Issue 1, 2025 Read article
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Distillation of Salt Water Using Solar Energy
Abstract: In our country, the problem of drinking water is becoming increasingly important, due to the population growth and rising living standards. Desalination of seawater and brackish water is now possible to meet the demand for potable water. Among the several methods, solar distillation is a smart solution for isolated and remote area. The main objective of the present work is the study of a plan solar still with greenhouse effect. …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 2, 2017 · pp. 7–12 Read article
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Effect of Secondary Air Injection in Redesigned Exhaust Pipe of Two-Stroke Internal Combustion Engine
Abstract: The emission produced by two-stroke internal combustion engine is not under the limits of vehicle emission norms mentioned by pollution department. An experimental study was performed for more fundamental understanding of effect of secondary air injection on exhaust emissions of two-stroke cycle engine during cold starting period by redesigning the exhaust pipe. The pressurized secondary air is injected in the newly designed exhaust pipe near the exhaust port with the …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 3, Issue 2, 2017 · pp. 1–5 Read article
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Application of Custard Apple Seed Powder on Itching Lice Among Adolescent Girls in Selected Women’s Hostel, Coimbatore.
Abstract: Custard apple is a sub-tropical fruit belonging to the Annonaceae family. The therapy of pediculosis remains a common problem among all age groups. Natural products have been used in traditional medicine for thousands of years, and recently have been increasing interest, since the costs are usually lower and they are considered less toxic by the public. This study aims to assess the level of itching by lice and effectiveness of …
Published in International Journal of Immunological Nursing · Vol. 5, Issue 2, 2019 · pp. 16–22 Read article
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Buerger-Allen Exercise on Foot Perfusion among Patients with Diabetes Mellitus
Abstract: Background of the study: Diabetes Mellitus (DM) is a metabolic disorder which is characterized withincreased glucose level in the blood, resulting from defect in the insulin secretion, insulin action, orboth. In advance stage of the disease, foot perfusion of patients is decreased. It can be assessed byAnkle Brachial Index (ABI), Capillary Refill Time (CRT) and Peripheral pulse rate. Buerger-Allenexercise is an effective intervention for improving the foot perfusion of diabetes …
Published in International Journal of Geriatric Nursing · Vol. 4, Issue 2, 2021 · pp. 27–33 Read article
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Studies on the Electrical Characteristics of Single-Heterojunction GaN based HEMTs with AlGaN Nano-Layer of 21 nm
Abstract: In this work, we have studied the electrical characteristics of single-heterojunction AlGaN/GaN high electron mobility transistors (HEMTs). The effects of drain voltage and gate voltage on variations of drain current have studied on the basis of simulated HEMT structures. Also, we have studied the effects of aluminium mole fraction, gate length and doping concentration on variations of drain current based on the simulated HEMT structures. This present work will be …
Published in International Journal of Applied Nanotechnology · Vol. 5, Issue 2, 2019 · pp. 26–38 Read article
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Hypertonic Saline Nebulized Suctioning for Tracheostomy Patients
Abstract: Context: In tracheostomy patients they are stressors that remove the secretions from suctioning apart from can be used as the hypertonic saline nebulisation for patient with tracheotomy. Aims of the study: To assess the effectiveness of hypertonic saline nebulised suctioning on respiratory parameter among patient with tracheotomy. Methods: After getting written consent, the tracheostomy patients selected from Be Well Hospital Erode and Erode Medical Centre Erode for Nebulised hypertonic saline …
Published in International Journal of Nursing Critical Care · Vol. 5, Issue 2, 2019 · pp. 9–15 Read article
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A Study to Assess the Effect of Health Teaching on Knowledge and Practices of Infant’s Mothers Regarding Complementary Feeding in Selected Slums
Abstract: A study was conducted to assess the effect of health teaching on knowledge & practices of mothers of infants regarding complementary feeding in selected slums. The research approach used was evaluative approach, design used was pre- experimental one group pretest posttest design and non-probability purposive sampling technique was used for sample selection. The samples were selected from the selected slums of PCMC. The samples consisted of 60 mothers of infants …
Published in International Journal of Pediatric Nursing · Vol. 4, Issue 2, 2018 · pp. 42–46 Read article
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Comparative Study of Molecular Interactions in Binary Liquid Mixtures of 4-Methyl-2-Pentanone with Aniline, N, N-Dimethyl Aniline and Chlorobenzene at 308 K
Abstract: The ultrasonic velocity (u), density (ρ) and viscosity (η) have been restrained for binary mixtures of 4-methyl-2-pentanone with butan-2-one, cyclohexanone and furfuraldehyde at temperature T=308K at changed mole fractions. The experimental data have been used to calculate the acoustical and thermo-dynamical parameters like adiabatic compressibility (βad), free length (Lf), free volume (Vf), internal pressure (πi), acoustical impedance, Gibb’s free energy and their excess volumes in particular, it is seen that …
Published in International Journal of Chemical Engineering and Processing · Vol. 1, Issue 2, 2015 · pp. 19–29 Read article
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A study to assess the factor influencing pre hospital delay in seeking medical treatment among clients with myocardial infarction admitted in selected hospitals of amritsar.
Abstract: Introduction: Myocardial infarction is the leading cause of death in older adult, accounting for approximately 40% of deaths. An acute myocardial infarction is a serious, life-threatening medical event which occurs when the coronary blood flow is obstructed, usually from a blood clot, resulting in ischemia to the myocardial tissue. Pre-hospital delay is critical for patient survival in myocardial infarction; administration of reperfusion agents is associated with a reduction of up …
Published in International Journal of Cardiovascular Nursing · Vol. 5, Issue 2, 2019 · pp. 23–29 Read article