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166篇 您的检索式:作者名="KAFATOS"
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1Atmosphere-ionosphere response to the M9 Tohoku earthquake revealed by multiinstrument space-borne and ground observations:Preliminary results显示文摘We retrospectively analyzed the temporal and spatial variations of four different physical parameters characterizing the state of the atmosphere and ionosphere several days before the M9 Tohoku,Japan earthquake of March 11,2011.The data include outgoing long wave radiation(OLR),GPS/TEC,lower Earth orbit ionospheric tomography and critical frequency foF2.Our first results show that on March 7th a rapid increase of emitted infrared radiation was observed from the satellite data and an anomaly developed near the epicenter.The GPS/TEC data indicate an increase and variation in electron density reaching a maximum value on March 8.Starting from this day in the lower ionosphere also there was confirmed an abnormal TEC variation over the epicenter.From March 3 to 11 a large increase in electron concentration was recorded at all four Japanese ground-based ionosondes,which returned to normal after the main earthquake.The joint preliminary analysis of atmospheric and ionospheric parameters during the M9 Tohoku,Japan earthquake has revealed the presence of related variations of these parameters implying their connection with the earthquake process.This study may lead to a better understanding of the response of the atmosphere/ionosphere to the great Tohoku earthquake.Dimitar Ouzounov Sergey Pulinets Alexey Romanov Alexander Romanov Konstantin Tsybulya Dmitri Davidenko Menas Kafatos Patrick Taylor 2011Earthquake Science2011,24,6:7
2Estimation of effective plant area index for South Korean forests using LiDAR system显示文摘Light Detection and Ranging(LiDAR) systems can be used to estimate both vertical and horizontal forest structure.Woody components,the leaves of trees and the understory can be described with high precision,using geo-registered 3D-points.Based on this concept,the Effective Plant Area Indices(PAIe) for areas of Korean Pine(Pinus koraiensis),Japanese Larch(Larix leptolepis) and Oak(Quercus spp.) were estimated by calculating the ratio of intercepted and incident LIDAR laser rays for the canopies of the three forest types.Initially,the canopy gap fraction(GLiDAR) was generated by extracting the LiDAR data reflected from the canopy surface,or inner canopy area,using k-means statistics.The LiDAR-derived PAIe was then estimated by using GLIDAR with the Beer-Lambert law.A comparison of the LiDAR-derived and field-derived PAIe revealed the coefficients of determination for Korean Pine,Japanese Larch and Oak to be 0.82,0.64 and 0.59,respectively.These differences between field-based and LIDAR-based PAIe for the different forest types were attributed to the amount of leaves and branches in the forest stands.The absence of leaves,in the case of both Larch and Oak,meant that the LiDAR pulses were only reflected from branches.The probability that the LiDAR pulses are reflected from bare branches is low as compared to the reflection from branches with a high leaf density.This is because the size of the branch is smaller than the resolution across and along the 1 meter LIDAR laser track.Therefore,a better predictive accuracy would be expected for the model if the study would be repeated in late spring when the shoots and leaves of the deciduous trees begin to appear.KWAK Doo-Ahn LEE Woo-Kyun KAFATOS Menas SON Yowhan CHO Hyun-Kook LEE Seung-Ho 2010Science China(Life Sciences)2010,53,7:7
3Interannual variability of vegetation over the Indian sub-continent and its relation to the different meteorological parameters显示文摘Sudipta Sarkar Menas Kafatos 2004Remote Sensing of Environment2004,,2:2
4Molecular interactions between Anopheles stephensi midgut cells and Plasmodium berghei:the time bomb theory of ookinete invasion of mosquitoes显示文摘Han YS Thompson J Kafatos FC 2000EMBO J2000,19,22:1
5Phylogenic perspectives in innate immunity显示文摘HOFFMAN J A KAFATOS F C JANEWAY C A 1999Science1999,284,:1
6Two C-type lectins cooperate to defend Anopheles gambiae against gram-negative bacteria显示文摘Schnitger AK Yassine H Kafatos FC 0,,26:1
7Interannual Variability of Vegetation Over the Indian Sub-continent and Its Relation to the Different Meteorological Parameters显示文摘Sudipta S Menas Kafatos 2004Remote Sensing of Environment2004,90,:1
8Phylogenetic perspectives in innate immunity显示文摘 Kafatos F Janeway C 1999Science1999,284,:1
9Phylogentice perspectives in innate immunity显示文摘Hoffmann J A Kafatos F C Janeway C A 1999Science1999,284,:1
10Phylogenetic perspectives in innate immunity显示文摘Hoffmann JA Kafatos FC Janeway CA 1999Science1999,284,5418:1
11Effects of mosquito genes on Plasmodium development显示文摘OSTA MA CHRISTOPHIDES GK KAFATOS FC 2004Science2004,303,:1
12Phylogenetic perspectives in innate immunity显示文摘Hoffmann JA Kafatos FC Janeway CA 1999Science1999,284,2:1
13Phylogenetic perspective in innate immunity显示文摘Hoffmann J A Kafatos F C Janeway C A 1999Science1999,284,5318:1
14Phylogenetic perspectives in innate immunity显示文摘Hoffmann J A Kafatos F C Janeway C A 1999Science1999,284,:1
15Phylogenetic perspectives in innate immunity 显示文摘Hoffmann JA Kafatos FC Janaeway CA 1999Science1999,284,5418:1
16Phylogenetic perspectives in innate immunity 显示文摘Hoffmann JA Kafatos FC Janeway CA 1999Science1999,284,5418:1
17Phylogenetic perspectives in innateimmunity显示文摘Hoffman J A Kafatos F C Janeway C A 1999Science1999,284,:1
18Sensitivity of rainfall on land cover change over South East Asia: Some observational results显示文摘Sarkar S Chiu L Kafatos M 2007Advances in Space Research2007,39,:1
19Phlogenetic perspectives in innate immunity显示文摘Hoffmann JA Kafatos FC Janeway CA 1999Science1999,284,5418:1
20Is Clinical Nutrition Teaching Needed in Medical Schools?显示文摘Anthony Kafatos 2009Ann Nutr Metab2009,54,:1
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