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北京大学地球与空间科学学院宗秋刚教授当选成为Journal of Geophysical Research–Space Physics期刊主编（图）
北京大学地球与空间科学学院 宗秋刚 教授 地球物理
2020/3/13
近日，北京大学地球与空间科学学院宗秋刚教授当选成为国际著名学术期刊Journal of Geophysical Research (JGR)– Space Physics主编，为期4年（2020-2024）。JGR是美国地球物理联盟（American Geophysical Union）的旗舰期刊，创刊于1896年，共分为七个分刊，囊括了空间物理学、固体地球物理学、大气科学等七个地球物理学核心领域...
RESEARCH ON OPTIMAL OBSERVATION SCALE FOR DAMAGED BUILDINGS AFTER EARTHQUAKE BASED ON OPTIMAL FEATURE SPACE
Optimal Feature Space Damaged Buildings ESP Scale Accuracy
2018/5/11
A new information extraction method of damaged buildings rooted in optimal feature space is put forward on the basis of the traditional object-oriented method. In this new method, ESP (estimate of sca...
2017 International Symposium of Asia-Pacific Space Geodynamics (APSG)
2017 International Symposium Asia-Pacific Space Geodynamics
2017/7/17
The Asian-Pacific area, primarily the western Pacific boundary zone including China, Japan, and Southeast Asia, and the northern Indian Ocean boundary zone including the Tibetan Plateau of China and S...
New constraints on shergottite petrogenesis from analysis of Pb isotopic compositional space: Implications for mantle heterogeneity and crustal assimilation on Mars
shergottite Pb isotopes Martian geochemistry crustal assimilation mantle heterogeneity
2017/4/10
Geochemical studies of shergottites (Martian basalts) based on Rb-Sr, Sm-Nd, and Lu-Hf isotopic systematics have
provided clues to understanding the geochemical evolution of the Martian mantle and id...
International Workshop on Understanding Earthquakes and Volcanoes from Lithosphere to Space
large earthquakes volcanic eruptions
2016/7/27
Electromagnetic Studies of Earthquakes and Volcanoes (EMSEV) is an inter-association working group of IUGG. It focuses on the observation and understanding of the various kinds of electromagnetic phen...
Space-time variations of the Umbria-Marche region instrumental seismicity
b value seismicity Apennines
2015/9/29
In the Umbria-Marche region, space and time variations concerning the b value were studied by instrumental seismicity from January 1987 to May 1999, according to the Bender method. Data were divided i...
Real time monitoring for nowcasting and forecasting ionospheric space weatherin Europe with ground digisondes
ionosphere ionospheric nowcasting ionospheric forecasting space weather ionogram scaling digisonde ionospheric monitoring networks
2015/9/10
The Earth's ionosphere largely determines space weather effects on radio wave communications, navigation and
surveillance systems. Lately there has been an increasing demand for ionospheric nowcast a...
Southern-Tyrrhenian seismicity in space-time-magnitude domain
Southern-Tyrrhenian Sea statistical models aftershock sequences background seismicity
2015/9/8
An analysis is conducted on a catalogue containing more than 2000 seismic events
occurred in the southern Tyrrhenian Sea between 1988 and October 2002, as an attempt
to characterise the main seismog...
Near Earth space plasma monitoring under COST 296
Ionosphere monitoring data validation monitoring techniques campaigns dissemination
2015/8/28
This review paper presents the main achievements of the near Earth space plasma monitoring under COST 296 Action. The outputs of the COST 296 community making data, historical and real-time, standardi...
Near-Earth space plasma modelling and forecasting
Ionospheric modeling ionospheric forecasting ionospheric predictions
2015/8/28
In the frame of the European COST 296 project (Mitigation of Ionospheric Effects on Radio Systems, MIERS) in the Working Package 1.3, new ionospheric models, prediction and forecasting methods and pro...
Space Plasma Effects
ionosphere/space weather monitoring ionospheric variability ionospheric bubbles ionospheric gradients
2015/8/28
This paper summarizes the activities carried out by WP 3.1 of WG 3 of COST 296 action. The Work Package deals mostly with medium and large ionospheric structures that impacts on GNSS signals. In the r...
The expanding Earth at present:evidence from temporal gravity field and space-geodetic data
station coordinates and vertical velocities temporal gravity variation principal inertia moments Earth expansion
2015/8/27
The Earth expansion problem has attracted great interest, and the present study demonstrates that the Earth has been expanding, at least over the recent several decades. Space-geodetic data recorded a...
Simulation of space-borne tsunami detection using GNSS-Reflectometry applied to tsunamis in the Indian Ocean
Simulation space-borne tsunami detection GNSS-Reflectometry applied tsunamis the Indian Ocean
2010/10/20
Within the German-Indonesian Tsunami Early Warning System project GITEWS (Rudloff et al., 2009), a feasibility study on a future tsunami detection system from space has been carried out. The Global Na...
From Outer Space to Inner Earth: NSF-supported Presentations at American Geophysical Union Conference Present New Discoveries（图）
Outer Space Inner Earth NSF-supported Presentations American Geophysical Union Conference New Discoveries
2009/12/15
Water in Earth's critical zone; declining water resources in the U.S. west; "zebra stripes" in rock; dark energy under the sea-floor; undersea volcanic eruptions; Sumatra earthquake zone among topics....
Linear and nonlinear modulus surfaces in stress space,from stress-strain measurements on Berea sandstone
Linear and nonlinear modulus surfaces stress space stress-strain measurements Berea sandstone
2009/11/12
The elastic response of many rocks to quasistatic stress changes is highly nonlinear and hysteretic, displaying discrete memory. Rocks also display unusual nonlinear response to dynamic stress changes...