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57 Results Found

  • Article
  • Open Access
5 Citations
4,096 Views
30 Pages

Earthquake Retrofitting of “Soft-Story” RC Frame Structures with RC Infills

  • George C. Manos,
  • Konstantinos Katakalos,
  • Vassilios Soulis and
  • Lazaros Melidis

15 November 2022

Multi-story, old reinforced concrete (RC) structures with a “soft-story” on the ground floor, sustain considerable damage to the soft story during earthquakes due to the presence of masonry infills in the upper stories. Aspects of such masonry infill...

  • Article
  • Open Access
14 Citations
9,218 Views
21 Pages

Soft-story wood-frame buildings have been recognized as a disaster preparedness problem for decades. There are tens of thousands of these multi-family three- and four-story structures throughout California and other cities in the United States. The m...

  • Article
  • Open Access
1,479 Views
20 Pages

24 December 2024

This article introduces a novel smart deployable scissor lift brace system designed to mitigate earthquake risks in buildings prone to the soft-story effect. The system addresses the limitations of traditional retrofitting methods, providing an effic...

  • Article
  • Open Access
16 Citations
5,232 Views
27 Pages

Influence of a Soft Story on the Seismic Response of Non-Structural Components

  • Vyshnavi Pesaralanka,
  • S. P. Challagulla,
  • Felipe Vicencio,
  • P. Suresh Chandra Babu,
  • Ismail Hossain,
  • Mohammed Jameel and
  • Uppari Ramakrishna

4 February 2023

Multi-story, reinforced-concrete (RC) building structures with soft stories are highly vulnerable to damage due to earthquake loads. The soft story causes a significant stiffness irregularity, which has led to numerous buildings collapsing in previou...

  • Article
  • Open Access
257 Views
30 Pages

Probabilistic Seismic Performance Assessment of a Representative Soft-First-Story Building in an Earthquake-Prone Region

  • Aaron Gutierrez-Lopez,
  • Dante Tolentino,
  • Federico Valenzuela-Beltran,
  • J. Martin Leal-Graciano,
  • Juan Bojorquez and
  • J. Ramon Gaxiola-Camacho

30 November 2025

The structural performance of mid-rise buildings with a soft first story is a critical issue in earthquake-prone regions. This paper presents a detailed assessment of both the seismic performance and the structural reliability of a confined masonry m...

  • Feature Paper
  • Article
  • Open Access
11 Citations
3,977 Views
19 Pages

1 February 2021

Reinforced concrete (RC) frame structures with open first stories and masonry infill walls at the upper stories are very common in seismic areas. Under strong earthquakes, most of the energy dissipation demand imposed by the earthquake concentrates i...

  • Article
  • Open Access
2 Citations
1,776 Views
32 Pages

Seismic Vulnerability Assessment of Residential RC Buildings in Yemen Using Incremental Dynamic Analysis (IDA)

  • Amr Ahmed Radman Ahmed,
  • Linfeng Lu,
  • Bo Li,
  • Wei Bi and
  • Fawziah Mohammed Abdullah Al-Dhubai

17 April 2025

Traditional buildings constructed in Yemen during the 20th century often lacked adequate seismic protection. Today, most reinforced concrete (RC) residential buildings in the country are designed with beam–column systems that primarily carry gr...

  • Article
  • Open Access
1,433 Views
26 Pages

4 December 2024

A mid-story pin system to avoid moment-resisting frame column failure during seismic action was proposed recently. The solution consists of a reinforced concrete (RC) pier protruding from the foundations, the steel column connected with the superstru...

  • Article
  • Open Access
3 Citations
7,631 Views
21 Pages

10 November 2022

Taking the frame-supported shear wall structure of a 102.1 m high metro depot as the test object, the structure has obvious vertical irregularity, and a quasi-static test was carried out on the structural model with the scale of 1/5. The damage devel...

  • Article
  • Open Access
631 Views
24 Pages

Investigating the seismic damage mechanism of large underground complexes is essential for the safe development of urban underground space. This paper examines a five-story and three-span underground complex situated in a soft soil site. Shaking tabl...

  • Feature Paper
  • Review
  • Open Access
1 Citations
2,853 Views
12 Pages

14 March 2022

We summarize recent results regarding single and double soft theorems of two different particles named dilatons, the Nambu-Goldstone boson of the spontaneously broken conformal field theories and the massless scalar particle of the closed string theo...

  • Article
  • Open Access
16 Citations
2,503 Views
14 Pages

7 February 2023

The current study shows the numerical performances of the fractional order mathematical model based on the Majnun and Layla (FO-MML) romantic story. The stochastic computing numerical scheme based on the scaled conjugate gradient neural networks (SCG...

  • Article
  • Open Access
26 Citations
6,215 Views
20 Pages

5 March 2020

Despite the recent advances in the analysis of the seismic performance of reinforced concrete structures, the assessment of large building inventories aimed at defining and prioritizing structural retrofitting strategies is still a technically challe...

  • Article
  • Open Access
2 Citations
2,444 Views
17 Pages

23 August 2022

The over-strength coefficient is one of the key factors for the seismic safety of a structure. For RC frames, the infill wall may improve the lateral bearing capacity, while the seismic demand increases as well, which leads to the unexpected seismic...

  • Article
  • Open Access
2 Citations
2,290 Views
18 Pages

Numerical Assessment of an Innovative RC-Framed Skin for Seismic Retrofit Intervention on Existing Buildings

  • Diego Alejandro Talledo,
  • Irene Rocca,
  • Luca Pozza,
  • Marco Savoia and
  • Anna Saetta

21 October 2021

The seismic safety of existing building stock has become a very critical issue in recent years, mainly in earthquake-prone South Europe where most of the buildings were designed before the enforcement of seismic standards. Therefore, the concept, dev...

  • Article
  • Open Access
17 Citations
2,024 Views
22 Pages

9 August 2024

Depending on the characteristics of the existing buildings, earthquakes can cause damage at different levels and have a significant impact on the environment. The structural damages after the earthquakes have shown the importance of analysing both th...

  • Article
  • Open Access
5 Citations
2,154 Views
19 Pages

Assessment of Soft-First-Floor Structures Reinforced by Rocking Frame Based on Seismic Resilience

  • Shaofei Jiang,
  • Qihan Chen,
  • Chenyang Li,
  • Hualin Song,
  • En Lin and
  • Chong Fu

12 January 2024

As a no-disturbance integrated-retrofitting technique, an external rocking frame was widely used on reinforced concrete (RC) structures. Yet, with the increasing demand for seismic strengthening of existing buildings, it has become a concern to evalu...

  • Article
  • Open Access
2,949 Views
16 Pages

1 August 2025

The 2020 southern Puerto Rico earthquake sequence highlighted the severe seismic vulnerability of informally constructed two-story reinforced concrete (RC) houses. This study examines the failure mechanisms of these structures and assesses the effect...

  • Article
  • Open Access
5 Citations
2,594 Views
37 Pages

Utilizing Artificial Neural Networks and Random Forests to Forecast the Dynamic Amplification Factors of Non-Structural Components

  • P. Vyshnavi,
  • S. P. Challagulla,
  • Musa Adamu,
  • Felipe Vicencio,
  • Mohammed Jameel,
  • Yasser E. Ibrahim and
  • Omar Shabbir Ahmed

16 October 2023

Soft stories in buildings are well-known to present structural vulnerabilities during seismic events, and the failure of non-structural components (NSCs) has been evident in past earthquakes, along with structural damage. This study seeks to investig...

  • Article
  • Open Access
10 Citations
4,270 Views
20 Pages

Some Issues in the Seismic Assessment of Shear-Wall Buildings through Code-Compliant Dynamic Analyses

  • Maria Cristina Porcu,
  • Juan Carlos Vielma Pérez,
  • Gavino Pais,
  • Diego Osorio Bravo and
  • Juan Carlos Vielma Quintero

Due to their excellent seismic behavior, shear wall-type concrete buildings are very popular in earthquake-prone countries like Chile. According to current seismic regulations, the performance of such structures can be indifferently assessed through...

  • Article
  • Open Access
11 Citations
13,810 Views
18 Pages

7 April 2018

The damage done in earthquake disasters is correlated to the types of housing structures that are present. In the last two decades of urbanization in Dhaka, rapid growth without proper planning has been a major concern. This study evaluates the perfo...

  • Article
  • Open Access
4 Citations
2,234 Views
24 Pages

24 October 2023

The double-story isolation structure is a novel development based on the mid-story isolation structure. To accurately reflect the seismic response of the double-story isolation structure, this study considers a dynamic elastoplastic analysis model th...

  • Article
  • Open Access
17 Citations
7,636 Views
19 Pages

An ACT-R Based Humanoid Social Robot to Manage Storytelling Activities

  • Adriana Bono,
  • Agnese Augello,
  • Giovanni Pilato,
  • Filippo Vella and
  • Salvatore Gaglio

This paper describes an interactive storytelling system, accessible through the SoftBank robotic platforms NAO and Pepper. The main contribution consists of the interpretation of the story characters by humanoid robots, obtained through the definitio...

  • Article
  • Open Access
9 Citations
5,107 Views
24 Pages

Effect of Spacing and Slenderness Ratio of Piles on the Seismic Behavior of Building Frames

  • Joseph Antony Visuvasam and
  • Sembulichampalayam Sennimalai Chandrasekaran

23 November 2022

The general assumption of a rigid base at the bottom of building structures during analysis and design underestimates the seismic response. Building structures resting on loose sand and soft clayey soil are vulnerable to earthquake forces. The amplif...

  • Article
  • Open Access
1 Citations
4,099 Views
21 Pages

21 November 2022

Ordinary people have always been of interest to journalists, and social media has become a common place to find material for new stories. This paper presents a quantitative content analysis of Norwegian news articles that are based on social media po...

  • Article
  • Open Access
822 Views
28 Pages

An Automated Pipeline for Modular Space Planning Using Generative Design Within a BIM Environment

  • Wonho Cho,
  • Yeongyu Hwang,
  • WonSeok Choi,
  • Minhyuk Jung and
  • Jaewook Lee

19 October 2025

Spatial Allocation Problems (SAP) in multistory buildings present significant challenges, as they require the simultaneous satisfaction of complex geometric constraints and conflicting functional requirements. To address this problem, this study prop...

  • Article
  • Open Access
1 Citations
1,854 Views
17 Pages

22 September 2023

Pilotis structures consisting of upper concrete bearing-walls and a soft first story have been well used in residential and office buildings in urban areas to primarily accommodate parking lots. In this research, drift-hardening concrete (DHC) column...

  • Article
  • Open Access
12 Citations
4,172 Views
22 Pages

An Origami Flexiball-Inspired Soft Robotic Jellyfish

  • Fuwen Hu,
  • Zichuan Kou,
  • Eyob Messele Sefene and
  • Tadeusz Mikolajczyk

Both the biomimetic design based on marine life and the origami-based design are recommended as valuable paths for solving conceptual and design problems. The insights into the combination of the two manners inspired this research: an origami polyhed...

  • Article
  • Open Access
2 Citations
2,082 Views
21 Pages

4 November 2024

In recent years, numerous studies highlighted the crucial role of the soil–structure interaction (SSI) in the seismic performance of basement structures. However, there remains a limited understanding of how this interaction affects buildings w...

  • Article
  • Open Access
454 Views
30 Pages

Study on Seismic Performance of Asymmetric Rectangular Prefabricated Subway Station Structures in Soft Soil

  • Yi Zhang,
  • Tongwei Zhang,
  • Shudong Zhou,
  • Tao Du,
  • Jinsheng Huang,
  • Ming Zhang and
  • Xun Cheng

1 October 2025

With the continuous improvement of the prefabricated modular technology system, the prefabricated subway station structures are widely used in underground engineering projects. However, prefabricated subway stations in soft soil can suffer significan...

  • Article
  • Open Access
2,636 Views
31 Pages

Seismic Risk of Weak First-Story RC Structures with Inerter Dampers Subjected to Narrow-Band Seismic Excitations

  • Miguel A. Jaimes,
  • Mauro Niño,
  • Isaac Franco,
  • Salatiel Trejo,
  • Francisco A. Godínez and
  • Adrián D. García-Soto

This study evaluates the seismic risk of weak first-story reinforced concrete (RC) structures retrofitted with inerter dampers at their ground level when subjected to narrow-band seismic excitations. The main advantages brought about by the ground-le...

  • Article
  • Open Access
15 Citations
5,717 Views
21 Pages

14 December 2020

Base (seismic) isolation is a promising technology for seismic protection of buildings and other constructions. Nowadays, it is accepted that such a technique is efficient and reliable; however, it has two major limitations: soft foundation soil, and...

  • Article
  • Open Access
4 Citations
1,843 Views
15 Pages

Role of the Subgrade Reaction Modulus in the Design of Foundations for Adjacent Buildings

  • Ali Khosravifardshirazi,
  • Babak Tavana,
  • Akbar A. Javadi,
  • Ali Johari,
  • Shima Gholzom,
  • Behnaz Khosravifardshirazi and
  • Mohammad Akrami

This paper examines the effects of soil–structure and structure–soil–structure interactions in the design of foundations for adjacent concrete buildings, which are located on soft soils. The study employs an elasto-plastic model thr...

  • Article
  • Open Access
11 Citations
6,320 Views
16 Pages

12 December 2018

In South Korea, approximately 88.5% of online users have obtained news and information from news aggregators such as Naver and Daum. Since most users read news on the internet, a new type of tabloid journalism, referred to as “news abuse,&rdquo...

  • Article
  • Open Access
47 Citations
7,491 Views
21 Pages

25 November 2020

Reconnaissance studies performed after destructive earthquakes have shown that seismic performance of existing buildings, especially constructed on weak soils, is significantly low. This situation implies the negative effects of soil-structure intera...

  • Case Report
  • Open Access
6 Citations
3,730 Views
5 Pages

Advanced Cutaneous Leiomyosarcoma of the Forearm

  • Gerardo Cazzato,
  • Maria Chiara Sergi,
  • Sara Sablone,
  • Anna Colagrande,
  • Teresa Lettini,
  • Francesco Fanelli,
  • Umberto Orsini and
  • Giuseppe Ingravallo

Leiomyosarcoma is a malignant smooth muscle neoplasm, which is traditionally divided into superficial and deep tumors. Superficial leiomyosarcomas are quite rare entities, accounting for approximately 7% of soft tissue neoplasms and 0.04% of all canc...

  • Article
  • Open Access
6 Citations
1,975 Views
19 Pages

25 July 2024

Almost every year, earthquakes threaten many lives, so not only do developing countries suffer negative effects from earthquakes on their economies but also developed ones that lose significant economic resources, suffer massive fatalities, and have...

  • Article
  • Open Access
10,163 Views
16 Pages

15 November 2022

As more young girls write stories online thanks to the increased amount of publishing platforms, their fiction becomes a means to explore if they are offsetting prescribed practices of patriarchy in their gender constructions. Often, young women inte...

  • Article
  • Open Access
14 Citations
3,399 Views
23 Pages

18 January 2021

Most reinforced concrete (RC) frames would exhibit different degrees of damage after mainshock excitations, and these mainshock-damaged RC (MD-RC) frames are highly vulnerable to severe damage or even complete collapse under aftershock excitations. I...

  • Article
  • Open Access
1 Citations
1,424 Views
14 Pages

13 April 2025

Originally proposed by the authors, the spring pendulum pounding-tuned mass damper (SPPTMD)—a novel nonlinear damping system comprising a spring pendulum (SP) and motion limiter that dissipates energy through spring resonance amplification and...

  • Article
  • Open Access
5 Citations
2,515 Views
12 Pages

Effects of Using High-Strength Reinforcement in the Seismic Performance of a Tall RC Shear Wall Building

  • Juan Puentes,
  • Pablo F. Parra,
  • Carolina E. Magna-Verdugo,
  • Patricio Cendoya and
  • Siva Avudaiappan

Chile’s reinforced concrete (RC) design is based on ACI 318-08, where high-strength reinforcement is not allowed in seismic force-resistant members. In 2019, new requirements adopted by ACI 318 permitted the incorporation of high-strength reinf...

  • Article
  • Open Access
8 Citations
3,465 Views
13 Pages

9 January 2023

This article offers an in-depth ethnographic and historical description of how an ethnic-religious revival movement has had an impact on religious life. The article will focus on the story of one of Israeli’s foremost religious revival movement...

  • Article
  • Open Access
16 Citations
19,862 Views
18 Pages

The 2011 Earthquake in Simav, Turkey and Seismic Damage to Reinforced Concrete Buildings

  • Adem Doğangün,
  • Ali Ural,
  • Halil Sezen,
  • Yücel Güney and
  • Fatih Kürşat Fırat

6 February 2013

Reinforced concrete buildings suffered significant damage in the region affected by the 29 May 2011 earthquake in Simav (Kutahya), Turkey. Typical building damage is classified and potential causes of damage are investigated. Reinforced concrete mome...

  • Article
  • Open Access
130 Citations
11,085 Views
16 Pages

10 August 2012

In structural vibration tests, one of the main factors which disturb the reliability and accuracy of the results are the noise signals encountered. To overcome this deficiency, this paper presents a discrete wavelet transform (DWT) approach to denois...

  • Article
  • Open Access
1 Citations
3,132 Views
16 Pages

29 August 2021

This research is aimed to analyze textual descriptions of harassment situations collected anonymously by the Hollaback! project. Hollaback! is an international movement created to end harassment in all of its forms. Its goal is to collect stories of...

  • Article
  • Open Access
19 Citations
8,866 Views
16 Pages

3 February 2023

This paper presents a real case study of a micropiling process that was developed to stop the continuous tilting of a 9-story residential building in Dakahlia, Egypt. Shortly after the construction of the building, the surface raft foundation exhibit...

  • Feature Paper
  • Article
  • Open Access
10 Citations
6,040 Views
17 Pages

Role of Subgrade Reaction Modulus in Soil-Foundation-Structure Interaction in Concrete Buildings

  • Ali Khosravifardshirazi,
  • Ali Johari,
  • Akbar A. Javadi,
  • Mohammad Hassan Khanjanpour,
  • Behnaz Khosravifardshirazi and
  • Mohammad Akrami

One of the key issues in structural and geotechnical engineering is that most parts of buildings are usually analysed separately and then the outputs are used in foundation designs. In this process, some effects are neglected. In this study, the soil...

  • Article
  • Open Access
35 Citations
5,816 Views
31 Pages

Seismic Performance and Failure Mechanisms of Reinforced Concrete Structures Subject to the Earthquakes in Türkiye

  • Ercan Işık,
  • Fatih Avcil,
  • Marijana Hadzima-Nyarko,
  • Rabia İzol,
  • Aydın Büyüksaraç,
  • Enes Arkan,
  • Dorin Radu and
  • Zeki Özcan

29 July 2024

Many reinforced-concrete structures collapsed or were seriously damaged in the 7.7 and 7.6 magnitude earthquakes that occurred in southern Türkiye on 6 February 2023. The recorded peak ground accelerations were quite high (2.2 g) and the recorde...

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