OALib 期刊
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Mar 06, 2015Open    Access

Design of a 16.5 Megapixel Camera Lens for a Mobile Phone

Yuke Ma, V. N. Borovytsky
A 16.5 megapixel camera lens for a mobile phone is designed. The lens consists of 3 plastic aspheric lenses, one glass spheric lens and an infrared glass filter. CMOS OV16850 with a pixel size of 1.12 micrometers from Omni Vision is used as an image sensor. The lens has an effective focal length of 4.483 mm, a F-number of 2.50, a field-of-view (FOV) of 76.2 degree, and a total length of 5.873 mm. The maximum distortion of the lens is less than 2.0%. The minimum value of all field relative illumi...
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101310


Mar 05, 2015Open    Access

Medical Science Turns Deadly Substances into Life Saving Ones: Snake Venom as a Treatment Option

Somia Gul, Nameera Ahmad, Urooba Iqbal, Bushra Rubab
Background: The word “venom” has always been taken as the synonym for poison or a vile liquid with catastrophic effects. Out of several different venomous creatures, snakes have perked special interest of scientists and researchers in this matter across the world. Many scientists and researchers around the world are trying to explore and put forward the positive aspects of snake venom and in the past years they have come to the conclusion that snake venom has some potential effects against serio...
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101323


Mar 05, 2015Open    Access

A Survey on Demodex Infections for Undergraduate Students in Some Universities in Ningbo City of Zhejiang Province of China

Tonghe Pan, Xianqun Rao, Qi Liao, Zhongjie Lin, Xinyi Zhang, Shengqian Zhu, Xinqian Gu, Xiaobo Cai, Guofeng Chan, Shuangyan Li, Jianfa Liu
Objective: The purpose of this survey is to investigate the university students’ face infections with Demodex, and explore the possible factors of Demodex infections. Methods: On this survey, the following pressure method is adopted. The operator has used sterilized thumb against the client part of the facial skin, observing mites under microscopy. Results: The results of the survey for the total Demodex infection rate were 32.50%. Demodex folliculorum infection rate was 39.49%, Demode...
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101214


Mar 05, 2015Open    Access

Gender Interlinked with Migration Issues in South Asian Literature and Film

Natasha Israt Kabir
This paper argues the urgent need to address the issue of Gender, and Migration. We have got the same perspectives in South Asian Literature and Movies that we need to come out from the stereotype idea. Migration does have the diversified phases but the question is, do the literature and movies speak a lot to showcase or portray those issues beyond dark sides? Especially in terms of gender the focus is very much biased and stereotyped with some exceptions, so this paper seeks to show the differe...
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101373


Mar 04, 2015Open    Access

Detection of River Pollution Using Water Quality Index: A Case Study of Tropical Rivers in Penang Island, Malaysia

Mohd-Rosli Nurul-Ruhayu, Yii Jau An, Yahya Khairun
A study on the Water Quality Index (WQI) has been conducted among 11 rivers in Penang Island, Malaysia from October 2012 to January 2013. The water quality status of rivers was classified based on the Interim National Water Quality Standard (INWQS) for Malaysia. The six water quality parameters used to determine the water quality index are dissolved oxygen (DO), biological oxygen demand (BOD), chemical oxygen demand (COD), total suspended solid (TSS), ammonia and pH value. Based on the WQI asses...
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101209


Mar 04, 2015Open    Access

Evaluation of Synergistic Effect of Neem and Poultry Manure on Root Knot Nematode (Meloidogyne spp.) Infecting Rice

Hassan Mohammed Auwal, Ibrahim Buba Galadima, Jacob Madu, Paul Joseph

Field experiment was conducted in 2014 to test the efficacy of different organic amendments on the control of root-knot nematode (Meloidogyne spp.). The different materials are sole neem, sole poultry manure, and a combination of neem and poultry manure. Neem was applied at the rate of 160 g per plot, poultry manure was applied at the rate of 1120 g per plot, combination of neem and poultry manure was applied at 1280 g per plot and Furadan was applied at 1

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Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101372


Mar 03, 2015Open    Access

Simple Model to Estimate Longitude and Area of Universe

Ricardo Osés Rodríguez, Rigoberto Fimia Duarte, Lisvette Cruz Camacho
Mathematics is an interesting subject for some people, but for others are borings. The objective of this small paper is to stimulate Senior High school students’ scientific knowledge, when using the mathematical formula of circumference to determine longitude of universe and area in the Big Bang, as well as to introduce Cristosoles [1] numbers and antilogarithms. The paper shows a clear way to use simple mathematical formulas to determine the measure of the universe, besides relating the Cristos...
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101334


Mar 02, 2015Open    Access

Chang Chien’s Thought on Economic Development

Sun Shun-Chih

Chang Chien (1853-1926) was a native of Nantung, Kiangsu. In spite of various works on Chang Chien, which testify to the significance of his role in modern China, Chang Chien’s thought on economic development is still not well researched. The purposes of this paper are firstly to analyze Chang Chien’s thought on economic development systematically and clearly in the hope that it may become a useful reference for researchers in modern China, and secondly to stimul

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Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101376


Feb 28, 2015Open    Access

A Study on Cementation Process of Lead from Brine Leaching Solution by Aluminum Powder

P. Abdollahi, H. Yoozbashizadeh, D. Moradkhani, D. Behnian
Hydrometallurgical recycling of lead from zinc plant residue which occurs at leaching plant has been investigated. After determination of optimum parameters in the brine leaching stage, the pregnant solution was proposed on cementation process by Aluminum powder and parameters (time, temperature, initial pH of solution, initial lead content of solution, Al:Pb fraction, stirring velocity) were investigated and optimized.
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1100990


Feb 27, 2015Open    Access

Late Onset Neonatal Herpes Encephalitis: A Case-Based CNS Complication and Neurological Outcome

Surya N. Gupta, Vikash S. Gupta, Nirali Borad
Individual neurological complication caused by Herpes simplex viruses in neonates is well-known. We report neonatal Herpes encephalitis that caused multiple neurological complications in the same patient during acute phase of illness. Our patient differs from previously reported cases in the following ways: 1) Late onset neonatal presentation; 2) Development of multiple neurologic complications during acyclovir therapy; 3) Cesarean-section did not prevent perinatal transmission of Herpes simplex...
Open Access Library J.   Vol.2, 2015
Doi:10.4236/oalib.1101280


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