Results 11 to 20 of about 18,302 (260)

Study on the Geotechnical Property Changes of Loess after Seismic Landslides—A Case Study of the Subao Loess Landslide in Ningxia, China

open access: yesApplied Sciences, 2023
This study aims to explore the differences between the loess and landslide deposits, focusing on aspects such as particle distribution, consolidation characteristics, and the dynamic shear modulus.
Da Peng   +5 more
doaj   +1 more source

Study on seismic risk assessment model of water supply systems in mainland China [PDF]

open access: yesNatural Hazards and Earth System Sciences
Using the peak ground acceleration (PGA) under four exceedance probabilities calculated via a probabilistic seismic hazard analysis method for China, the probability density function of PGA was obtained by fitting with the Cornell seismic hazard ...
T. Yu   +7 more
doaj   +1 more source

Earthquake Risk and Earthquake Insurance

open access: yesHokengakuzasshi (JOURNAL of INSURANCE SCIENCE), 2008
地震リスクには,他のリスクと比較してさまざまな特性があり,そのために保険困難な要素が多い。これを克服するために,空間的リスクに加えて,時間的リスクを大幅に取り込むことで,リスク分散を実現しようとする。しかしこれは,保険原理の観点からは,重大な問題を含んでいる。そこで,本稿では,非常に特異な性質を有する地震保険について,保険原理に照らしながら,構造的特徴ならびに限界について考察しながら,官民役割分担のあり方について論じる。とりわけ,地震保険に見られる逆選択現象の本質を捉えつつ,その対処策として採用されている地域別料率について,過度の採用は水平的不公平を増大させる恐れがあることから,むしろ,耐震構造に対するウェイトを高めた料率設定を行うことが,契約者間の公平性に照らして望ましいことを主張する。
openaire   +2 more sources

Research on seismicity and crustal deformation in the northeastern Qinghai-Xizang Plateau: Current status and future prospect

open access: yes地球与行星物理论评
The northeastern margin of the Qinghai-Xizang Plateau, as the primary tectonic front accommodating plateau expansion, represents a crucial region for investigating plateau uplift and lateral growth mechanisms.
Yangyang Diao   +4 more
doaj   +1 more source

基于文献计量分析回顾我国地震地质学科发展

open access: yesDizhen xuebao
地震地质学是融合地震学、构造地质学、地貌学、地震工程等的一门交叉学科。我国独特的板内构造背景、近代强震历史与震害防御需求推动了该学科在中国的发展,但长期以来缺乏数据驱动的系统性梳理。本文基于Web of Science与CNKI数据库1982—2025年的地震地质领域文献,采用文献计量方法量化分析了我国地震地质学科的发展历程、研究进展与演化趋势。研究发现:以1976年唐山大地震为转折点,我国地震地质学研究已完成从定性震例调查到多源数据定量研究的转型,截至当前已完成全国约30%已知活动断层的1 ...
Jiyan Zhang   +5 more
doaj   +1 more source

Quaternary Segmentation Characteristics of the Hunhe Fault, Northeast China

open access: yesApplied Sciences
The northern segment of the Tanlu fault zone, which encompasses the Dunhua–Mishan and Yilan–Yitong fault zones, plays a critical role in the tectonic framework of Northeast China. This study focuses on the Hunhe fault, part of the Liaoning segment of the
Bo Wan   +3 more
doaj   +1 more source

Progress in mantle anisotropy research based on XKS phases

open access: yes地球与行星物理论评
XKS shear-wave splitting has been widely applied to investigations of anisotropy in both the upper mantle and the lowermost mantle D" layer, and represents a key tool for probing mantle deformation and dynamics.
Junshu Wang   +4 more
doaj   +1 more source

Investigating the potential effectiveness of earthquake early warning across Europe

open access: yesNature Communications, 2022
The viability of earthquake early warning (EEW) in Europe is highly dependent on the magnitude of the ongoing earthquake and the ground-shaking threshold for alert issuance. The potential effectiveness of EEW is highest for Turkey, Italy, and Greece.
Gemma Cremen   +2 more
doaj   +1 more source

RBM10 Deficiency Promotes Anti‐PD‐1 Resistance in LUAD via STING Alternative Splicing‐Driven CCL7 Signaling and Macrophage Polarization

open access: yesAdvanced Science, EarlyView.
RBM10 deficiency promotes anti‐PD‐1 resistance in lung adenocarcinoma by altering STING alternative splicing, which enhances CCL7 secretion and CCR2‐dependent M2 macrophage polarization. A positive feedback loop via mitochondrial transfer sustains this immunosuppression.
Weitong Gao   +14 more
wiley   +1 more source

Dynamic effective stress analysis of a site with liquefiable interlayer: considering vertical and horizontal ground motion

open access: yesFrontiers in Earth Science
This study uses a fully coupled dynamic effective stress analysis method to evaluate the seismic response of a site containing silty sand which is a liquefiable interlayer.
Xiao-Bo Peng   +4 more
doaj   +1 more source

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