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65 resultados encontrados.

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Tool geometry optimization in friction stir spot welding of Al-steel joints
Artículo
Acceso abierto Artículo CONICET Digital
Piccini, Joaquín María et al · Elsevier · 2017 · ISSN 1526-6125
The necessity to reduce the weight of transport structures, such as cars and airplanes, has become more important due to gas emission regulations. In this regard, the use of hybrid structures made of steel and aluminum i...
Idioma eng
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Open Access
Effect of Process Parameters on the Mechanical Properties of Simultaneous Double-Sided Friction Stir Welding Joints
Artículo
Material complementario disponible Artículo DOAJ
Shaofei Meng et al · KeAi Communications Co., Ltd · 2024 · ISSN 2192-8258
Abstract Currently, conventional single-sided friction stir welding is primarily suitable for joining thin plate aluminum alloys, and its application to thick plates is still challenging in terms of welding efficiency an...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Material complementario
Experimental study and water-resistant mechanism of gaskets in joints of tunnel segments
Artículo
Acceso abierto Artículo DOAJ
DONG Lin-wei , JIANG Yu-sheng , YANG Zhi-yong , CHENG Jin-guo , LIU Chao-qun , ZHANG Jia-jian · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
As the water pressure of shield tunnel increases, the key to tunnel construction is to strengthen the water resistance of joints. By analyzing the characteristics of stress and deformation of the gaskets in the joints of...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Open Access
Fatigue Resistance and Failure Behavior of Penetration and Non-Penetration Laser Welded Lap Joints
Artículo
Acceso abierto Artículo DOAJ
Xiangzhong Guo et al · KeAi Communications Co., Ltd · 2021 · ISSN 1000-9345
Abstract Penetration and non-penetration lap laser welding is the joining method for assembling side facade panels of railway passenger cars, while their fatigue performances and the difference between them are not compl...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Fatigue-based performance study of arch rib joints in CFST truss arch bridges
Artículo
Acceso abierto Artículo DOAJ
Huang Hanhui et al · De Gruyter · 2026 · ISSN 1605-8127
Concrete-filled steel tubular (CFST) truss arch bridges are widely used in long-span bridge construction due to their high strength, good stiffness, and excellent durability. However, arch rib joints, as critical load-be...
LCC TENDOlRlY2hub2xvZ3k~; TENDOkNoZW1pY2FsIHRlY2hub2xvZ3k~Idioma eng
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Open Access
Microstructure, tensile and fractographic behavior of friction stir welded joints AA6061 and AA2024
Artículo
Material complementario disponible Artículo DOAJ
C N Vikas et al · Gruppo Italiano Frattura · 2026 · ISSN 1971-8993
The present study focused on the evaluation of critical influencing parameters of the FSW of AA6061-T6 and AA2024-T351 alloys. The materials properties of AA6061-T6 are heat-treatable alloys possessing properties of good...
LCC TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~; LCC:Structural engineering (General)Idioma eng
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Material complementario
Stress Corrosion Behavior of MIG Welded Joints of 6082-T6 Aluminum Alloy at Different Temperatures
Artículo
Acceso abierto Artículo DOAJ
Guanda Qu et al · KeAi Communications Co., Ltd · 2024 · ISSN 2192-8258
Abstract 6082-T6 aluminum alloy is a commonly used aluminum alloy material in the field of rail transit because of its good molding properties, high mechanical properties, excellent corrosion resistance and weldability. ...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Ultrasonic and radiographic study of laxity in hip joints of young dogs Estudo ultra-sonográfico e radiográfico da frouxidão articular em cães jovens
Artículo
Material complementario disponible Artículo DOAJ
B.D. Rocha et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2007 · ISSN 0102-0935
In the present study, 22 hip joints of Whippet (four), Rottweiler (five) and Labrador Retriever (two) young dogs were evaluated with the aim of comparing the ultrasonic examination of coxofemoral joints with the radiogra...
LCC LCC:Animal cultureIdioma eng
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Material complementario
Numerical investing of truss flange joints with trimmed flanges
Artículo
Acceso abierto Artículo DOAJ
Євген Цюпин · Kyiv National University of Construction and Architecture · 2025 · ISSN 2522-4182
In modern construction, steel trusses remain one of the most common types of load-bearing structures used in the construction of industrial, civil, and public buildings. Their use is driven by high load-carrying capacity...
LCC TENDOkFyY2hpdGVjdHVyZQ~~Idioma eng
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Open Access
A Review on Friction Stir Welding of Steels
Artículo
Acceso abierto Artículo DOAJ
Dhanesh G Mohan et al · KeAi Communications Co., Ltd · 2021 · ISSN 1000-9345
Abstract Friction Stir Welding (FSW) is the most promising solid-state metals joining method introduced in this era. Compared to the conventional fusion welding methods, this FSW can produce joints with higher mechanical...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
A Stiffness Variable Passive Compliance Device with Reconfigurable Elastic Inner Skeleton and Origami Shell
Artículo
Acceso abierto Artículo DOAJ
Zhuang Zhang et al · KeAi Communications Co., Ltd · 2020 · ISSN 1000-9345
Abstract Devices with variable stiffness are drawing more and more attention with the growing interests of human-robot interaction, wearable robotics, rehabilitation robotics, etc. In this paper, the authors report on th...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
A deep learning system for diagnosis of rheumatoid arthritis on digital hand photographs
Artículo
Material complementario disponible Artículo DOAJ
Ryosuke Hanaoka et al · BMC · 2026 · ISSN 2520-1026
Abstract Objectives To develop and evaluate a deep learning model for diagnosing untreated rheumatoid arthritis (RA) using digital camera images of bilateral dorsal hands, benchmarking its performance against the widely-...
LCC LCC:Diseases of the musculoskeletal systemIdioma eng
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Material complementario
An Insidious Disaster Composed of Sinusitis, Myocarditis, Lung Mass And Rapidly Progressive Glomerulonephritis: Wegener Granulomatosis
Artículo
Acceso abierto Artículo DOAJ
Devrim BOZKURT et al · Turkish Society of Nephrology · 2019 · ISSN 2667-4440
Wegener’s Granulomatosis is a multisystemic granulomatous inflammation of small vessels that typically effects the kidney, skin, joints and lower and upper airway tracts. Because of the multisystemic involvement, the s...
LCC LCC:Internal medicine; TENDOlBlZGlhdHJpY3M~Idioma eng
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Open Access
An Integrated Experimental-Simulation Calibration Method for the Constitutive Model of 6005A-T6 Aluminum Alloy Welds
Artículo
Acceso abierto Artículo DOAJ
Yu Zhu et al · KeAi Communications Co., Ltd · 2025 · ISSN 2192-8258
Abstract Due to the different microstructures caused by the heat source effect, welding joints exhibit significant differences in mechanical properties compared to the base material. Precise characterization of the const...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Anti-dsDNA Positivity in a Patient with Prostate Cancer and Acute Kidney Injury: A Case Report
Artículo
Acceso abierto Artículo DOAJ
Kenan TURGUTALP et al · Turkish Society of Nephrology · 2019 · ISSN 2667-4440
OBJECTIVE: Patients with malignancies may develop autoimmune and rheumatic manifestations as a result of generation of autoantibodies, paraneoplastic syndromes, direct invasion of joints and muscles by the tumour cells, ...
LCC LCC:Internal medicine; TENDOlBlZGlhdHJpY3M~Idioma eng
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Open Access
Association of segmental body composition with cervical spine mobility in adults with nonspecific neck pain
Artículo
Acceso abierto Artículo DOAJ
Katarzyna Wojnicz - Ghosheh et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract In order to assess the pain phenomenon, a pilot cross-sectional study was conducted. The aim of this study was to determine the correlation between segmental body composition and cervical spine mobility in indiv...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Open Access
Blasting crack propagation patterns and parameters optimization in tunnel with layered jointed rock mass
Artículo
Acceso abierto Artículo DOAJ
JI Hongliang et al · Emergency Management Press · 2026 · ISSN 2096-2193
During tunnel construction using the drilling and blasting method, layered jointed rock masses often pose engineering challenges such as over- and under-excavation of the crown and working face. The authors addressed the...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground construction; TENDOk1pbmluZyBlbmdpbmVlcmluZy4gTWV0YIdioma eng
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Open Access
Bulging Distortion of Austenitic Stainless Steel Sheet on the Partially Penetrated Side of Non-Penetration Lap Laser Welding Joint
Artículo
Acceso abierto Artículo DOAJ
Chengwu Yao et al · KeAi Communications Co., Ltd · 2024 · ISSN 2192-8258
Abstract Non-penetration laser welding of lap joints in austenitic stainless steel sheets is commonly preferred in fields where the surface quality is of utmost importance. However, the application of non-penetration wel...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
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Open Access
Calcified Chondroid Mesenchymal Neoplasm of the Temporomandibular Joint: A Rare and Recently Described Benign Tumor
Artículo
Material complementario disponible Artículo DOAJ
Jiaxin Yuan et al · Wiley · 2026 · ISSN 2090-6773
The calcified chondroid mesenchymal neoplasm (CCMN) was first recognized as a distinct pathologic entity in 2021 at the University of Washington, and fewer than 100 cases of CCMN have been described in the literature. Th...
LCC TENDOk90b3JoaW5vbGFyeW5nb2xvZ3k~Idioma eng
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Material complementario
Case study of control technology of structural settlements due to tunnelling beneath a subway station
Artículo
Acceso abierto Artículo DOAJ
ZHANG Xu 1, 2, ZHANG Cheng-ping 1,2, HAN Kai-hang 1, 2, WANG Jian-chen 3 · Editorial Office of Chinese Journal of Geotechnical Engineering · 2017 · ISSN 1000-4548
The case study of closely spaced twin tunnels excavated vertically beneath the adjacent Chaoyangmen station in Beijing, China is introduced. The existing subway station is part of the Beijing subway Line 2. The new recta...
LCC LCC:Engineering geology. Rock mechanics. Soil mechanics. Underground constructionIdioma eng
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Open Access
Characterization of quadriceps muscle injuries in National Basketball Association athletes and effects on player performance following injury
Artículo
Material complementario disponible Artículo DOAJ
Romir P. Parmar et al · BMC · 2026 · ISSN 2052-1847
Abstract Background In basketball, quadriceps strains and contusions are common due to the muscle’s role in knee extension and hip flexion, with the rectus femoris most prone to injury because it crosses both joints, m...
LCC TENDOlNwb3J0cyBtZWRpY2luZQ~~Idioma eng
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Material complementario
Clinical Phenotype of Musladin‐Lueke Syndrome in 2 Beagles
Artículo
Acceso abierto Artículo DOAJ
R.A. Packer et al · Oxford University Press · 2017 · ISSN 0891-6640
Musladin‐Lueke syndrome (MLS), previously termed Chinese Beagle syndrome, is an autosomal‐recessive connective tissue disorder characterized by extensive fibrosis of the skin and joints that was first identified in B...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Open Access
Clinical characteristics, disease activity and psychosocial burden of axial spondyloarthritis in Jordan: a multicenter cross-sectional study
Artículo
Material complementario disponible Artículo DOAJ
Fatima Alnaimat et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Axial spondyloarthritis (AxSpA) is a chronic inflammatory condition of the spine and sacroiliac joints, associated with a considerable functional and psychosocial burden. This study aimed to investigate the inte...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Comportamento da freqüência cardíaca, pressão arterial e peso hidrostático de gestantes em diferentes profundidades de imersão Behavior of heart rate, blood pressure, and hydrostatic weight of pregnant women at different immersion depths
Artículo
Acceso abierto Artículo DOAJ
Ilana Finkelstein et al · Federação Brasileira das Sociedades de Ginecologia e Obstetrícia · 2004 · ISSN 0100-7203
OBJETIVO: identificar as respostas de freqüência cardíaca (FC), pressão arterial (PA) e peso hidrostático (PH)em grávidas imersas em diversos pontos anatômicos até o processo xifóide. MÉTODOS: onze gestantes fo...
LCC TENDOkd5bmVjb2xvZ3kgYW5kIG9ic3RldHJpY3M~Idioma eng
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Open Access