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Jan 15, 2018Open    Access

Investigation of Addition Titanium Dioxide on General Properties of Polycarbonate

Najim A. Saad, Esraa Rzaq Jwad
Polycarbonate is a transparent commercial engineering polymer used in many applications especially in mobile protector screen for its good properties. In the present paper, nano composite material composed of polycarbonate sheet and nano titanium dioxide particles was prepared. Three ratios of TiO2 (0.01-0.03-0.05 g) were employed with polycarbonate by using pressing technique. Diff
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104229


Jan 15, 2018Open    Access

Economic Reforms and an African Market Economy

Oluremi Ogun
Economic reforms described the collection of policies to re-orientate economic activities in an attempt to re-direct the desired course of evolution of an economy. They were therefore aimed at altering the structure of an economic system for sustainable growth. Economic reforms in Nigeria had their genesis in the structural adjustment program instituted in 1986 to stem the tide of dwindling economic fortunes consequen
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104242


Jan 15, 2018Open    Access

Pattern and Outcome of Congestive Heart Failure in the Intensive Care Unit of the Yaoundé University Teaching Hospital: A Cross-Sectional Study

Sylvie Ndongo Amougou, Dieudonné Danwe, Ba Hamadou, Bonaventure Jemea, Ahmadou Musa Jingi
Background: There is paucity of data on congestive heart failure (CHF) in the intensive care unit in our setting. This study aimed to provide a better knowledge of pattern and outcome of CHF in the intensive care unit of the Yaounde University Teaching Hospital. Methods: We carried out a descriptive and retrospective study over a period of 21 months. We collected sociodemographic, clinical, paraclinical ou
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104247


Jan 11, 2018Open    Access

Papillary Carcinoma Arising in Thyroglossal Duct Cyst: A Retrospective Analysis (Cancer of the Thyroid or Primary Cancer of the Thyroglossal Cyst)

Paolo Gamba, Umberto Pignatelli, Giampiero D’Addazio, Gabriella Licursi, Luca Gentile, Ugo Moz
Thyroglossal duct cysts are one of the most common congenital abnormalities of the cervical region. Complications of these swellings are rare, and among these, appearance of a carcinoma has also been noted. Thyroglossal duct cyst carcinoma (TGDC) is a rare entity and its management is controversial. The incidence of thyroid papillary carcinoma in thyroglossal duct cyst is less than 1%, in most cases, the diagnosis is made postoper
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104259


Jan 11, 2018Open    Access

Sargassum, Gracilaria and Ulva Exhibit Positive Antimicrobial Activity against Human Pathogens

Amrit Kumar Mishra
Bacterial resistance to pharmaceutical drugs is on rise, which emphasizes the need for screening of new drugs from natural resources. Seaweeds from the marine ecosystem are important source of bioactive compounds making them one of the major subjects for screening of various pharmaceutical drugs. So here, we assessed the bacterial growth inhibitory functions of four seaweeds Sargassum wightii
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104258


Jan 11, 2018Open    Access

Quantum Physical Systems and Their Evolution

Malkhaz Mumladze
In this article, we proposed a method for describing the evolution of quantum physical systems. We define the action integral on the functional space and the entropy of distribution of observable values on the set of quantum states. Dynamic of quantum system in this article is described as dynamical system represented by one parametric semi group which is extremal of this action integral. Evol
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104244


Jan 11, 2018Open    Access

Prognostic Value of the Ocular Trauma Score in Traumatic Open Globe Injuries in the Philippines: A Five-Year Retrospective Study —Prognostic Value of the Ocular Trauma Score in Open Globe Injuries

Raymond Nelson C. Regalado, Ruben Lim Bon Siong, Archimedes Lee D. Agahan, Anthony F. Felipe
PURPOSE: To determine the prognostic value of the Ocular Trauma Score (OTS) in patients with traumatic open globe injuries. METHODS: A retrospective chart review of patients with traumatic open globe injuries seen in a tertiary eye center in the Philippines from 2008 to 2013. Patients with traumatic open globe injuries who were at least 18 years of age upon first consult and with documented visual acuity at the
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104224


Jan 11, 2018Open    Access

Evaluation of Cardiovascular Risk Factors in Tunisian Coronary Patients

Grira Nadra, Sandesni Rihab, Lamine Ossama, Aboulkassem Sana, Ayoub Manel, El Oudi Mabrouka, Stambouli Najla, Lahidheb Thaker, Haouala Habib, Mazigh Chakib, Aouni Zied
Introduction: Ischemic heart disease ranked among the leading causes of death worldwide. Several biological and genetic risk factors associated with acute coronary syndrome. By addressing the risk factors, it is possible to prevent most of the cardiovascular diseases and contribute to the reduction of complications of acute coronary syndrome. Material and Methods: Our study is a prospective study that was conducted to the main mil
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104214


Jan 11, 2018Open    Access

Computer Aided System for Manufacturing Industries Economic Production Status Determination

Basil Olufemi Akinnuli, Eugene C. Kalu-Imo, Anakobe Jimoh Yakubu
Performance status has to do with profitability of manufacturing industries. Good performance brings about increase in productivity. There are in existence different models and software, but none has been able to develop software based on American Productivity Center model (APC). The strategic decisions required were identified as: Factor Productivity, Price Recovery and Cost Effectiveness ind
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104133


Jan 10, 2018Open    Access

Computer Aided System for Crankshafts Failure Rate of Automobile Based on Distance Travel and Age

Yakubu Anakobe Jimoh, Buliaminu Kareem, Akinnuli Basil Olufemi
The crankshaft is the part of an engine which translates reciprocating linear piston motion into rotation. Automobile crankshaft failure, apart from poor maintenance culture, is caused by age and distance covered. These attributes which caused crankshaft failure were investigated using questionnaire administration and oral interviews of the maintenance expert and experienced personnel in the three selected
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Open Access Library J.   Vol.5, 2018
Doi:10.4236/oalib.1104134


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