2013 High Capacity Optical Networks and Emerging/Enabling Technologies最新文献

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Investigation of periodontal parameters and toxic elements in teeth due to smoking using laser induced breakdown spectroscopy 激光诱导击穿光谱法研究吸烟引起的牙周参数及牙内有毒元素
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729764
A. Alhasmi, M. Nasr, S. Shafik, M. Gondal
{"title":"Investigation of periodontal parameters and toxic elements in teeth due to smoking using laser induced breakdown spectroscopy","authors":"A. Alhasmi, M. Nasr, S. Shafik, M. Gondal","doi":"10.1109/HONET.2013.6729764","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729764","url":null,"abstract":"The harmful health effects of nicotine, carbon monoxide and other noxious gases due to tobacco smoke are well known. However there is no systematic study reported regarding the detection of heavy and trace metals such as cadmium, lead, arsenic present in the periodontium due to heavy tobacco smoking. Hence there is high demand to develop a reliable, fast and in situ technique for detection of these elements which have injurious effects on smoker's teeth in general and health in particular. This study aimed to compare between the clinical periodontal parameters of smokers versus non-smokers and measure the concentration of above mentioned toxic elements present in root surfaces of the extracted teeth from each group. Sixty extracted teeth from patients having history of chronic periodontitis were divided into two groups 30 teeth each according to smoking habits (Smoker or non smoker group) and another 30 extracted teeth from non smoking patients who didn't have history of chronic periodontitis were considered as controls. Gingival index (GI), plaque index (PI), clinical attachment loss (CAL) and probing pocket depth (PD) were recorded and after extraction of the affected teeth, chemical analysis was conducted using laser induced breakdown spectroscopy (LIBS) technique developed recently at our laboratory. The increased lead levels on root surfaces of periodontally diseased teeth in smokers explained the increased CAL and periodontal destruction in these cases. Toxic elements like cadmium and arsenic were detected in teeth of both smoker and non-smoker group which may be due to contamination from the outside environment and bad dental hygienic conditions.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"143 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127289057","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Emergence of DDoS resistant augmented Split architecture 抗DDoS增强Split架构的出现
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729754
B. Rawal, H. Ramcharan, Anthony K. Tsetse
{"title":"Emergence of DDoS resistant augmented Split architecture","authors":"B. Rawal, H. Ramcharan, Anthony K. Tsetse","doi":"10.1109/HONET.2013.6729754","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729754","url":null,"abstract":"Distributed Denials of Service (DDoS) attacks have become the daunting problem for businesses, system administrators and computer system users. Prevention and detection of a DDoS attack is a major research topic for researchers throughout the world. As new remedies are developed to prevent or mitigate DDoS attacks, invaders are continually evolving new methods to circumvent these new procedures. In this paper, we describe various DDoS attack mechanisms, categories, scope of DDoS attacks and their existing countermeasures. In response, we propose to introduce DDoS resistant Augmented Split-protocol (ASp). The migratory nature and role changeover ability of servers in Split-protocol architecture will avoid bottleneck at the server side. It also offers the unique ability to avoid server saturation and compromise from DDoS attacks. The goal of this paper is to present the concept and performance of (ASp) as a defensive tool against DDoS attacks.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116323986","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Resource reservation schemes for synchronous traffic in cooperative clustered OBS networks 协同集群OBS网络中同步业务的资源预留方案
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729779
Ihsan Ul Haq, H. Salgado, J. Castro
{"title":"Resource reservation schemes for synchronous traffic in cooperative clustered OBS networks","authors":"Ihsan Ul Haq, H. Salgado, J. Castro","doi":"10.1109/HONET.2013.6729779","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729779","url":null,"abstract":"Optical backbone networks transport both synchronous and asynchronous traffic. The synchronous traffic is from legacy telecommunication networks still employing legacy SONET/SDH, or SONET/SDH over WDM equipment. In the WDM layer, optical circuit switching (OCS) has been widely deployed, but can be potentially bandwidth inefficient. Optical burst switching (OBS) has been proposed as an alternative to OCS that uses statistical multiplexing at a sub-wavelength granularity, but for the time constrained and loss intolerant traffic this switching paradigm is still not efficient. This article presents both open and closed ended in-advanced periodic resource reservation protocols that fulfill the QoS requirements of synchronous traffic. The proposed reservation protocols, called C2OBS Synchronous Resource Reservation Scheme (C2OBS-SRR) provide appropriate resources for SONET/SDH traffic in a Clustered Cooperative Optical Burst Switching (C2OBS) network architecture. In the C2OBS-SRR the synchronous traffic is offered a circuit like service without two way end-to-end reservation, while still benefiting from the high level of statistical multiplexing of an optical burst switching network. The C2OBS-SRR is also compared with both OCS and classical JET OBS.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130289794","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
A study of the influence of external optical injection on a semiconductor laser diode 外光注入对半导体激光二极管影响的研究
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729757
J. El-Azab, M. Hemdan
{"title":"A study of the influence of external optical injection on a semiconductor laser diode","authors":"J. El-Azab, M. Hemdan","doi":"10.1109/HONET.2013.6729757","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729757","url":null,"abstract":"Semiconductor laser diodes can be altered to behave chaotically by imposing some sorts of nonlinearity such as an external optical injection. The operating parameters that control this behavior are the injection current, the injection level and the angular frequency detuning between the laser diode and the optical injected signal. In this work, we numerically study the effect of the variation of these operating parameters on the route to chaos. The results are illustrated in 3D phase diagram where the three axes (x.y.z) are the injection current, the frequency detuning and the injection level, respectively. Therefore, this phase diagram presents a map that can be used to select the required output of a semiconductor laser diode subjected to an external optical injection according to the required application.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129206373","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Effect of optimized alternate polarization on performance of N X 60-gb/s WDM transmission system 优化交变极化对nx 60gb /s WDM传输系统性能的影响
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729780
Richa Bhatia, A. Sharma, J. Saxena
{"title":"Effect of optimized alternate polarization on performance of N X 60-gb/s WDM transmission system","authors":"Richa Bhatia, A. Sharma, J. Saxena","doi":"10.1109/HONET.2013.6729780","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729780","url":null,"abstract":"In this paper, simulation of 60-Gb/s alternate polarization of adjacent bits in a Wavelength Division Multiplexed (WDM) transmission link has been carried out for Return to Zero and differential phase shift keying modulation formats. Alternate Polarization Return to Zero (al-PRZ) system for 8, 16 and 32 channels has been analysed. The effect of variation of input power is observed in terms of Q value. It is found that Alternate Polarization Return to Zero (al-PRZ) suppresses the nonlinear effects at higher power levels of 22 dBm per channel and also improves the transmission length to 640km for a N X 60-Gb/s WDM system.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"100 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121119893","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Synthesis and characterization of copper oxides nanoparticles via pulsed laser ablation in liquid 液体脉冲激光烧蚀法制备氧化铜纳米颗粒及表征
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729774
M. Gondal, T. Qahtan, M. A. Dastageer, T. Saleh, Y. Maganda
{"title":"Synthesis and characterization of copper oxides nanoparticles via pulsed laser ablation in liquid","authors":"M. Gondal, T. Qahtan, M. A. Dastageer, T. Saleh, Y. Maganda","doi":"10.1109/HONET.2013.6729774","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729774","url":null,"abstract":"Pulsed laser ablation in liquids is a simple synthesis process of nano-particles for the production of high purity material with no need for any expensive instrumentation except laser. The 532 nm wavelength laser beam with 5 ns pulse width and 10 Hz repetition rate was an ablating laser source. In order to control the size and stoichiometry of the nano particles, the laser ablation was done in the presence of 9% of H2O2. The optical properties and structure of the prepared samples were studied using different analytical techniques, such as energy dispersive X-ray spectroscope (EDS), X-ray Diffraction, UV-Visible absorption, Photoluminescence, FT-IR. In order to study the morphology of the prepared nano-sized powders, Field Emission Scanning Electron Microscope was used. From the above analytical studies it was found that the particle size was between 13 and 28 nanometer, while the band gap energy was estimated to be 2.46 eV.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"115 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132593525","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Establishing Private Social Media Networking platform for socio-political organizations (Facilitating communities portals at Internet II) 为社会政治组织建立私人社交媒体网络平台(促进互联网II的社区门户)
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729770
M. M. Satti
{"title":"Establishing Private Social Media Networking platform for socio-political organizations (Facilitating communities portals at Internet II)","authors":"M. M. Satti","doi":"10.1109/HONET.2013.6729770","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729770","url":null,"abstract":"A Private Social Media Networking can be the foundation for a Social Media campaign that also includes Facebook's posts, Twitter's posts and e-mail messages. This branded website provides the members states or social political organizations with the ability to engage their, members or citizens and neighboring countries in a deeper, more meaningful conversation that will fully develop its public level relationship with other peer country - turning them from an ordinary relationship to closer friends (fans) and their advocates. The suggested private social media platform will have all of the functionality of facebook with the ability to create groups, chat rooms, conversation sub-sites for member countries and anything else they need. The private Social Media Networking platform for member states of Community will create a new type of social corridor. It has been widely realized that people seeks new and more meaningful ways to connect and engage with each other. Private Social Media Platform fills a gap in the current social spectrum by empowering and sharing conversations that is effortless but not automatic. In our initial research work, we shall present the best-of-class designers, developers and visionaries who will work together to help define the next generation needs by provisioning this platform.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116807584","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Increase of data bit rate of optical chaotic multiplexing using external optical injection 外光注入提高光混沌复用的数据比特率
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729786
J. El-Azab, A. El-khodary, Salah Hassab-Elnaby
{"title":"Increase of data bit rate of optical chaotic multiplexing using external optical injection","authors":"J. El-Azab, A. El-khodary, Salah Hassab-Elnaby","doi":"10.1109/HONET.2013.6729786","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729786","url":null,"abstract":"Chaotic communication is an emerging technique which has been recently used to increase the security level of telecommunication systems. Therefore, optical chaotic multiplexing becomes a necessity to fulfill the tremendous requirements of high bit rate transmission. However, the bit rate is limited by the lack of synchronization between the transmitter and receiver laser diode pairs. In this work, the data bit rate per channel is increased by applying external optical injection to both the transmitter and receiver laser diode pair in each channel. A 2-channel multiplexing system has been numerically investigated. A 4 Gbit/s has been provided with acceptable system performance.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114164052","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessing the impact of multi-busbars on metallization cost and efficiency of solar cells with digital inkjet-printed gridlines 用数字喷墨印刷网格线评估多母线对太阳能电池金属化成本和效率的影响
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729758
N. Chen, A.J.S. Chowdury, Estiak Ahmad, Veysel Unsur, A. Ebong
{"title":"Assessing the impact of multi-busbars on metallization cost and efficiency of solar cells with digital inkjet-printed gridlines","authors":"N. Chen, A.J.S. Chowdury, Estiak Ahmad, Veysel Unsur, A. Ebong","doi":"10.1109/HONET.2013.6729758","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729758","url":null,"abstract":"The cost of solar electricity can be reduced through the use of less silver ink. This can be achieved by alternative printing technology - the inkjet-printing. In this paper we report on a two-diode model for the gridline design optimization of a 19.2% efficiency inkjet-printed silicon solar cell. The model showed that, the multi-busbar design has less dependence on gridline height in contrast with the conventional design, and is beneficial in cost savings and efficiency enhancement. The cell efficiency increases as the number of busbar increases with optimized busbar width. The optimal finger height for a 5-busbar design is ~20 μm but >50 μm for the 3-busbar. Finally, for both 3-and 5-busbar designs, the maximum efficiencies are obtained with 97 fingers at metallization cost of 1.35⊄/Wp and 1.32⊄/Wp, respectively.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"175 9","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120898547","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 13
Controlling thermal uniformity among LED chips assembly packages for high-power solid state lighting 控制大功率固态照明LED芯片组装封装的热均匀性
2013 High Capacity Optical Networks and Emerging/Enabling Technologies Pub Date : 2013-12-01 DOI: 10.1109/HONET.2013.6729761
N. Kudsieh, M. Khizar, M. A. Akhtar Raja
{"title":"Controlling thermal uniformity among LED chips assembly packages for high-power solid state lighting","authors":"N. Kudsieh, M. Khizar, M. A. Akhtar Raja","doi":"10.1109/HONET.2013.6729761","DOIUrl":"https://doi.org/10.1109/HONET.2013.6729761","url":null,"abstract":"We report on the thermal analysis of high-power LED arrays used for solid state lighting (SSL). Variety of assemblies using high-power LED chips, were considered along with different heat-sink designs. Chip-on-plate (COP) packaging technique was used for all the LED chips attached to variety of heat-sinks. The 3D modeling and simulations were carried out to study the thermal behavior of LED chips. The cause of non-uniform chips temperature was analyzed based on thermal resistance circuit (TRC) model and thermal diffusion equations. Comparative study of our simulation results showed that conventional packages can cause temperature differences up to ~7 °C among the chip-array elements at operating at 1.25 W. The temperature difference was found to be less than 1°C for our enhanced assembly design. These findings are of great importance in designing larger LED array packages where thermal uniformity effects would be much significant for color rendering and lifetime.","PeriodicalId":330331,"journal":{"name":"2013 High Capacity Optical Networks and Emerging/Enabling Technologies","volume":"50 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123911851","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
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