Results 1 to 10 of about 490,565 (325)

Evaluation of Near-Field Earthquake-Induced Pounding in Building with Friction Pendulum Bearing Considering Seismic Gap of 360 Standard [PDF]

پژوهش‌های زیرساخت‌های عمرانی, 2023
In this paper, the effect of seismic pounding of adjacent structures on buildings isolated by double (DFPB) and triple friction pendulum bearings (TFPB) is investigated.
Ayoub Shakouri, Gholamreza Ghodrati Amiri, Ali Asghar Kaviani   +2 more
doaj   +1 more source

Deadly disasters in southeastern South America: flash floods and landslides of February 2022 in Petrópolis, Rio de Janeiro [PDF]

Natural Hazards and Earth System Sciences, 2023
On 15 February 2022, the city of Petrópolis in the highlands of the state of Rio de Janeiro, Brazil, received an unusually high volume of rain within 3 h (258 mm), generated by a strongly invigorated mesoscale convective system.
E. Alcântara, J. A. Marengo, J. A. Marengo, J. Mantovani, L. R. Londe, L. R. Londe, R. L. Y. San, E. Park, Y. N. Lin, J. Wang, T. Mendes, T. Mendes, A. P. Cunha, A. P. Cunha, L. Pampuch, L. Pampuch, M. Seluchi, S. Simões, L. A. Cuartas, L. A. Cuartas, D. Goncalves, K. Massi, K. Massi, R. Alvalá, R. Alvalá, O. Moraes, O. Moraes, C. S. Filho, R. Mendes, R. Mendes, C. Nobre, C. Nobre   +31 more
doaj   +1 more source

Natural disasters in the United States: Hurricane risk, hospital closures, and healthcare finance. [PDF]

J Hosp Adm
Audi G, Hamadi H, Capen M, Tawk R, Williams W.   +4 more
europepmc   +3 more sources

Flash floods and landslides in the city of Recife, Northeast Brazil after heavy rain on May 25–28, 2022: Causes, impacts, and disaster preparedness

Weather and Climate Extremes, 2023
From late May to early June 2022, 130 people died in catastrophic landslides and flash flood events triggered by exceptionally heavy rains in the states of Pernambuco, Alagoas, and Paraíba, along the coast of Northeast Brazil.
J.A. Marengo, E. Alcantara, A.P. Cunha, M. Seluchi, C.A. Nobre, G. Dolif, D. Goncalves, M. Assis Dias, L.A. Cuartas, F. Bender, A.M. Ramos, J.R. Mantovani, R.C. Alvalá, O.L. Moraes   +13 more
doaj   +1 more source

Estimating the recurrence of earthquakes with statistical methods in the city of Bingöl, Eastern Türkiye: a district-based approach

Bulletin of the Mineral Research and Exploration, 2023
This study discusses the temporal distribution of earthquake magnitudes in the city of Bingöl, near Karlıova Triple Junction. We determine the probability distributions and return periods of earthquakes for all districts of Bingöl.
Ömer Faruk Nemutlu, Kenan Akbayram, Sadık Alashan   +2 more
doaj   +1 more source

A Novel Damage Detection Method of Reinforced Concrete Frames Using Signal Processing and Extracted Near-Fault Fling-Step Pulses

Shock and Vibration, 2022
A new model-free output-only signal processing-based damage detection procedure was carried out in this paper. First of all, a finite element model as the representative of reinforced concrete (RC) frames was constructed and subjected to a specific ...
Amir Ezzodin, Gholamreza Ghodrati Amiri, Hosein Naderpour, Morteza Raissi Dehkordi   +3 more
doaj   +1 more source

Transfer Learning for CNN-Based Damage Detection in Civil Structures with Insufficient Data

Shock and Vibration, 2022
Among various methods proposed for health monitoring of structures, deep learning-based techniques with their powerful performance have attracted considerable attention in recent years.
Mona Chamangard, Gholamreza Ghodrati Amiri, Ehsan Darvishan, Zahra Rastin   +3 more
doaj   +1 more source

Expression an Effective Method in Generation of Random Samples to Calculate the Failure Probability of Structures With MCS Method [PDF]

پژوهش‌های زیرساخت‌های عمرانی, 2020
Reliability theory is a part of the general theory of probability that earned a special place in engineering science over recent decades. This theory has a logical framework.
Mehdi Nikouei Mahani, Amir Mahmoudzade, Manuchehr Emamgholi Babadi   +2 more
doaj   +1 more source

The Changes of Desertification and Its Driving Factors in the Gonghe Basin of North China over the Past 10 Years

Land, 2023
Desertification is one of the most severe environmental and socioeconomic issues facing the world today. Gonghe Basin is located in the monsoon marginal zone of China, is a sensitive area of climate change in the northeastern of the Qinghai-Tibet Plateau
Hong Jia, Rui Wang, Hang Li, Baijian Diao, Hao Zheng, Lanlan Guo, Lianyou Liu, Jifu Liu   +7 more
doaj   +1 more source

The fusion of multiple scale data indicates that the carbon sink function of the Qinghai-Tibet Plateau is substantial

Carbon Balance and Management, 2023
Background The Qinghai-Tibet Plateau is the “sensitive area” of climate change, and also the “driver” and “amplifier” of global change. The response and feedback of its carbon dynamics to climate change will significantly affect the content of greenhouse
Jingyu Zeng, Tao Zhou, Yixin Xu, Qiaoyu Lin, E. Tan, Yajie Zhang, Xuemei Wu, Jingzhou Zhang, Xia Liu   +8 more
doaj   +1 more source