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Improving the Energy Efficiency of Directed Diffusion Using Passive Clustering [chapter]

Vlado Handziski, Andreas Köpke, Holger Karl, Christian Frank, Witold Drytkiewicz
2004 Lecture Notes in Computer Science  
A simulation-based comparison between plain directed diffusion and one based on passive clustering shows that, depending on the scenario, passive clustering can significantly reduce the required energy  ...  Passive clustering is a recent proposal for on-demand creation and maintenance of the clustered structure, making it very attractive for WSNs and directed diffusion in particular.  ...  We believe that passive clustering is an appropriate mechanism to increase the efficiency of these crucial diffusion phases and by that the efficiency of the whole protocol.  ... 
doi:10.1007/978-3-540-24606-0_12 fatcat:gk2lhyybbjhg7fhu6rcb57dqoi

Energy Conserving Passive Clustering for Efficient Routing in Wireless Sensor Network

Md. Mamun-or-Rashid, Muhammad Mahbub Alam, Choong Seon Hong
2007 International Conference on Advanced Communication Technology, ICACT  
Directed Diffusion suffers from huge flooding problem and further improved using passive clustering to reduce flooding for interest propagation.  ...  Directed Diffusion (DD) is one of the most prominent and widely accepted example of hierarchical data centric routing.  ...  The noble idea of Directed Diffusion (DD) is further improved in [3] combining the idea of Passive Clustering (PC) proposed by Kwon and Gerla [2] .  ... 
doi:10.1109/icact.2007.358523 fatcat:fb573jtchrbzdaps7x3eyo5iuu

Energy efficient cluster-based routing in wireless sensor networks

Houda Zeghilet, Nadjib Badache, Moufida Maimour
2009 2009 IEEE Symposium on Computers and Communications  
In this paper, we propose a combination of an improved clustering algorithm and directed diffusion, a well-known data-centric routing paradigm in sensor networks.  ...  We performed extensive computer simulations and showed that our solution outperforms original directed diffusion as well as when it is combined to passive clustering without energy considerations.  ...  SIMULATION RESULTS We implemented our energy-level passive clustering (ELPC) using NS-2 [8] and compared it to the original directed diffusion (DD) and PCDD (DD with the passive clustering without energy  ... 
doi:10.1109/iscc.2009.5202286 dblp:conf/iscc/ZeghiletBM09 fatcat:ekhx6agalja5lbcd2mm2vxn6ea

Passive Clustering for Efficient Energy Conservation in Wireless Sensor Network

Abderrahim, Najib EL
2013 International Journal of Advanced Computer Science and Applications  
In this paper, we will use the principles of passive clustering to propose a new mechanism for selecting clusterheads.  ...  The most important point in this algorithm is cluster head selection and cluster formation because a good clustering guarantees reliability, energy efficiency and load balancing in the network.  ...  This algorithm outperforms Directed Diffusion (DD) [17] and Passive Clustering Directed Diffusion (PCDD) [18] in terms of energy dissipation and network lifetime.  ... 
doi:10.14569/ijacsa.2013.040116 fatcat:kvjjmtlagzgm3bn34x3xh2uiju

Annealing, Passivation and Contacting of Ion Implanted Phosphorus Emitter Solar Cells

A. Lanterne, S. Gall, S. Manuel, R. Monna, D. Ramappa, M. Yuan, P. Rivalin, A. Tauzin
2012 Energy Procedia  
Recently, ion implantation doping technique has shown potential to improve silicon solar cell efficiency while reducing the number of process steps.  ...  By adding an O 2 flow during the annealing step, a SiO 2 layer was grown and an optimum SiO 2 /SiNx stack was used to improve passivation.  ...  The final position of clusters, dislocation loops and phosphorus atoms in the volume is shown on Fig. 5 , (z direction corresponds to the depth of the substrate).  ... 
doi:10.1016/j.egypro.2012.07.113 fatcat:45664u5iivhdxoh5bzkuyk7ume

An Efficient Cluster-Based Data Dissemination Scheme in Wireless Sensor Networks

Ren-Jhong Liu, Kuochen Wang, Tien-Hsiung Ku, Rong-Hong Jan, Yuh-Jyh Hu
2011 2011 IEEE 73rd Vehicular Technology Conference (VTC Spring)  
The energy level-based passive clustering (ELPC) scheme is based on cluster-based data dissemination to balance energy consumption of nodes and prolong network lifetime.  ...  In the proposed ECDD, besides piggyback control information into interests to perform on-demand passive clustering, we also use control information to set each node a hop count for assisting a node to  ...  Directed diffusion protocol 2.2 Improved Directed Diffusion (IDD) [5] is a cluster-based directed diffusion protocol in WSNs.  ... 
doi:10.1109/vetecs.2011.5956503 dblp:conf/vtc/LiuWKJH11 fatcat:qo6v7nuokzevpo5dowlzcaijpy

Hybrid Topology Control Based on Clock Synchronization in Wireless Sensor Network

Navneet Kaur, Rajan Kumar
2016 Indian Journal of Science and Technology  
The LEACH protocol is used for clustering and for Cluster Head selection.  ...  The TDMA protocol is used to assign time to sensor nodes for efficient execution of these modes.  ...  In 2 proposed an energy efficient dynamic power management technique. Network uses energy in communication. Another path for power consumption is at every node level itself.  ... 
doi:10.17485/ijst/2016/v9i31/95334 fatcat:sacxtba6cfdfrap3ugzfshtpje

Kesterite Solar Cells: Insights into Current Strategies and Challenges

Mingrui He, Chang Yan, Jianjun Li, Mahesh P Suryawanshi, Jinhyeok Kim, Martin A Green, Xiaojing Hao
2021 Advanced Science  
These strategies, which have led to the step-change improvements in the power conversion efficiency of the counterpart CIGS solar cells, are also the most promising ones to achieve further efficiency breakthroughs  ...  However, the power conversion efficiency of CZTSSe solar cells has been stagnant at 12.6% for years, still far lower than that of CIGS (23.35%).  ...  Nevertheless, the potential of these heavy alkali dopants for surface passivation using PDT treatment similar to that of CIGS has not been sufficiently exploited.  ... 
doi:10.1002/advs.202004313 pmid:33977066 pmcid:PMC8097387 fatcat:mb3jbz6avbb23fwbddur47wyqq

Silicon device processing in H-ambients: H-diffusion mechanisms and influence on electronic properties

Bhushan Sopori, Yi Zhang, N. M. Ravindra
2001 Journal of Electronic Materials  
ACKNOWLEDGEMENTS This work was supported by the U.S. Department of Energy under Contract No. DE-AC36-00G010337 and by the DOE Center of Excellence for Advanced Materials Processing.  ...  The authors are very grateful to Kim Jones and Robert Reedy for many valuable comments and for performing the TEM and SIMS analyses, respectively.  ...  The capability of H to passivate point defects and point defect clusters is exploited in a-Si to improve its photoconductivity and make it suitable for solar cell applications.  ... 
doi:10.1007/s11664-001-0181-1 fatcat:cwyjitzvzfhv3hpjojm23ms4jm


2013 American Journal of Applied Sciences  
In fact, by using clustering, we minimize the set of forwarding nodes during transmission and consequently reduce the energy cost and traffic overhead in topology environments.  ...  This mechanism provides the stability of clusters after each departs of cluster-head and allows balanced energy consumption among the sensor nodes.  ...  This algorithm surpasses the Directed Diffusion (DD) Siddiqui and Prakash (2002) and Passive Clustering Directed Diffusion (PCDD) Takai et al. (1999) in terms of energy consumption and network lifetime  ... 
doi:10.3844/ajassp.2013.1558.1569 fatcat:qzktr3lwczfd7jznpucd4xaz4u

Overcoming the efficiency-limiting mechanisms in commercial Si solar cells

Bhushan Sopori, Wei Chen, Teh Tan, Pavel Plekhanov
1999 AIP Conference Proceedings  
Higher efficiencies require effective gettering of precipitated impurities present at the defect clusters, and improved cell and process designs.  ...  Overcoming these limitations is expected to lead to 18%-20 % cell efficiencies.  ...  Overcoming these limitations are expected to raise the cell efficiencies to 18 -20% range. ACKNOWLEDGEMENT This work was supported by the US Department of Energy, under Contract No.  ... 
doi:10.1063/1.57981 fatcat:4gictbj4vrhazhkfjd657434ee

Innovation Development for Highly Energy-Efficient Housing: Opportunities and Challenges Related to the Adoption of Passive Houses

2013 Management of environmental quality  
market introduction of passive houses in the Netherlands.  ...  This work would not have been produced without the continuous support of the Passiefhuis-Platform vzw (PHP).  ...  and Energy within the framework of the IEE project, 'Promotion of European Passive Houses (PEP)'.  ... 
doi:10.1108/meq.2013.08324eaa.010 fatcat:lwqlngv7fjar3eqfhf6ywfansq

A Comparative Study of Wireless Sensor Networks and Their Routing Protocols

Debnath Bhattacharyya, Tai-hoon Kim, Subhajit Pal
2010 Sensors  
These sensor nodes have some constraints due to their limited energy, storage capacity and computing power. Data are routed from one node to other using different routing protocols.  ...  There are a number of routing protocols for wireless sensor networks. In this review article, we discuss the architecture of wireless sensor networks.  ...  In case of directed diffusion flooding is used to inject the query to the entire network.  ... 
doi:10.3390/s101210506 pmid:22163483 pmcid:PMC3231091 fatcat:nfcnxb7cejgnfngryblk7ghiza

Improved TEEN Routing Protocol with Multi Hop and Multi Path in Wireless Sensor Networks

Nilu Kumari, D.K. Gupta, Manoj Kumar
2015 International Journal of Computer Applications  
In energy consumption of each node a routing technique plays a key role. Many of the routing protocols use clustering as their routing technique.  ...  This paper has an objective to develop an energy efficient increased lifetime threshold sensitive clustering algorithm by dynamic selection of cluster heads using multi-hops and multi-path, that leads  ...  However, by using the concept of multi-hop and multi-path on existing TEEN protocol there is some improvement in energy efficiency and network lifetime of the wireless sensor networks.  ... 
doi:10.5120/ijca2015906783 fatcat:wizahcezhfbhlpsgxstigda22i

Defining nearly zero-energy housing in Belgium and the Netherlands

Erwin Mlecnik
2011 Energy Efficiency  
The research method uses an interview method based on innovation diffusion theory.  ...  The analysis shows thatwhilst international prominence of the terms 'net zero energy' and 'net zero carbon', in addition to 'low energy' and 'passive house', is observed-in Belgium and the Netherlands  ...  Acknowledgements The author wishes to thank the members of the International Energy Agency joint SHC Task 40/ECBCS Annex 52 task force for fruitful discussions.  ... 
doi:10.1007/s12053-011-9138-2 fatcat:nvkzq54qyzbqdipwi537u73nba
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