Results 21 to 30 of about 736,335 (166)

Mechanical Behavior and Permeability of Simulated Rock with Single Fracture under Brittle and Ductile Conditions

open access: yesJournal of MMIJ, 2019
Gypsum aggregate specimens have been used in the present study, because brittle, semi-brittle and ductile stress-strain behaviors of the specimen can be controlled only with confining stress level at the room temperature.
Sho TAKEYAMA   +3 more
doaj   +1 more source

The occurrence of Apletodon incognitus Hofrichter et Patzner, 1997 (Gobiesocidae) in the eastern Mediterranean Sea [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2006
Background. A single Apletodon incognitus specimen was collected from Antalya Bay (Levant Sea, Turkey), which is a new record for the eastern Mediterranean fish fauna.
M. Bilecenoglu, M. Kaya
doaj   +3 more sources

Critical Damage and Microstructure Characteristics of Sandstone in the Three Gorges Reservoir Area by Single Specimen Method Under Different Stress Paths

open access: yesFrontiers in Physics, 2022
The critical damage value of rock is an important parameter of stability analysis when engineering rock mass. Based on the previous single test method, this paper, combined with the deformation characteristics of rock residual phase under different ...
Hua Li   +10 more
doaj   +1 more source

Technical recommendations for metallic C(T) and SEN(B) fracture toughness test specimens: Data-driven insights from literature

open access: yesResults in Engineering
The safety assessment of flawed structures is critical to ensuring their reliability and is commonly performed using Engineering Critical Assessment (ECA) or Finite Element Analysis (FEA), both of which rely on experimentally measured fracture toughness.
Yu Yao Lin   +7 more
doaj   +1 more source

Notes on yellow-spotted moray eel, Echidna xanthospilos (Actinopterygii: Anguilliformes: Muraenidae), from Great Nicobar Island, India [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2017
A single specimen of Echidna xanthospilos (Bleeker, 1859) was captured off Great Nicobar Island. This finding represents a new addition to the muraenid fauna of India.
M.P. Goutham-Bharathi   +2 more
doaj   +3 more sources

Particle flow analysis of fracture characteristics of marble with a single hole

open access: yes工程科学学报, 2017
Based on uniaxial compression laboratory results, the failure process of marble with a single hole was simulated using the particle flow code PFC2D under uniaxial and biaxial compressions.
LI Chong-jin, LI Xi-bing, LI Di-yuan
doaj   +1 more source

First record of the sail triplefin, Enneapterygius velatus (Actinopterygii, Blenniiformes, Tripterygiidae), from Iriomote Island, Okinawa, Japan [PDF]

open access: yesActa Ichthyologica et Piscatoria
A single specimen of Enneapterygius velatus Tashiro, Senou et Motomura, 2018, collected from Iriomote Island, Japan, represents the first record of the species from the Yaeyama Islands.
Yuna Dewa, Hiroyuki Motomura
doaj   +3 more sources

A novel imaging method for correlating 2D light microscopic data and 3D volume data based on block-face imaging

open access: yesScientific Reports, 2017
We have developed an imaging method designated as correlative light microscopy and block-face imaging (CoMBI), which contributes to improve the reliability of morphological analyses.
Yuki Tajika   +7 more
doaj   +1 more source

First record of the ordinary eel, Ethadophis byrnei (Actinopterygii: Anguiliformes: Ophichthidae), in continental waters of the Gulf of Tehuantepec, Mexico: The southernmost occurrence in the eastern Pacific [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2019
The ordinary eel, Ethadophis byrnei Rosenblatt et McCosker, 1970, is newly recorded from the Mexican south Pacific coast, based on a single specimen captured inside a tropical coastal lagoon in the Gulf of Tehuantepec.
E.I. Romero-Berny, J.M. López-Vila
doaj   +3 more sources

The band fish Acanthocepola indica (Perciformes: Cepolidae) in the Northern Bay of Bengal, India

open access: yesCuadernos de investigación UNED, 2018
A relatively poorly known species of band fish, Acanthocepola indica (Cepolidae), is reported for the first time from the north-east coast of India, Bay of Bengal, based on single specimen 236,86mm long, collected in Digha.
Alakesh Pradhan, Bijay K. Mahapatra
doaj   +1 more source

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