Results 61 to 70 of about 1,551 (258)

A study on the transition between seniority-type and collective excitations in 204Po and 206Po

open access: yesEPJ Web of Conferences, 2018
Low-lying yrast states in 204Po and 206Po have been investigated by the γ-γ fast timing technique with LaBr3(Ce) detectors. Excited states of these nuclei were populated in the 197Au(11B,4n) and the 198Pt(12C,4n) fusion-evaporation reactions ...
Stoyanova Milena   +22 more
doaj   +1 more source

Neuroanatomical diversity in Teleocichla with new volumetric and histological insights into the encephalon of Teleocichla monogramma Kullander 1988

open access: yesThe Anatomical Record, EarlyView.
Abstract Teleocichla comprises small cichlids that inhabit the rapid streams of Amazonian rivers; however, there has been limited research on their encephalon morphology. This study examined the neuroanatomy of four species, focusing on volumetric measurements of their encephalon subregions, and providing a histological description of the encephalon of
Renan Leão‐Reis   +4 more
wiley   +1 more source

The skeleton of the green Iguana iguana (Squamata: Iguanidae) and its intraspecific morphological variation

open access: yesThe Anatomical Record, EarlyView.
Abstract The green iguana (Iguana iguana) is an iguanine lizard with herbivorous and arboreal habits, whose distribution spans through South America, Central America to the south of North America. Although the genus Iguana is well‐known, the species still lacks a comprehensive and up‐to‐date anatomical study, particularly addressing the axial skeleton,
Vieno Rosa   +2 more
wiley   +1 more source

Alpha emitter in samples of antibiotics commonly used in pediatric age groups

open access: yesNuclear Analysis
This investigation is aimed to assess the level of 222Rn (radon-222), 226Ra (radium-226), 238U (uranium-238), 218Po (Polonium-218), 214Po (Polonium-214) in antibiotics that are commonly utilized for pediatrics in Al-Najaf, governorate.
Ahmed Abdul Hadi Mohsen   +3 more
doaj   +1 more source

Periodic Table of chemical elements and Soviet atomic project

open access: yesТонкие химические технологии, 2019
The Soviet atomic project, also known as the nuclear shield, is a true triumph of the Periodic Law. Unlike other global projects, it covers the entire Periodic Table of chemical elements: from the first element of the table (hydrogen) to the last one at ...
R. E. Kusin
doaj   +1 more source

Growth dynamics, skeletochronology, and histovariability of the theropod dinosaur Berthasaura leopoldinae

open access: yesThe Anatomical Record, EarlyView.
Osteohistological sampling on different bones of theropod dinosaur documents discrepant age record, growth, and metabolism. This could result unprecise paleobiological inferences if samplings are based on single bones. However, multi‐bone sampling can attenuate these discrepancies, helping to infer growth dynamics and physiology of these extinct ...
Geovane Alves de Souza   +3 more
wiley   +1 more source

Synthesis of polyacrylamide-based aerosol fixative and its fixation effect on tellurium aerosol

open access: yesFushe yanjiu yu fushe gongyi xuebao
The removal control of radioactive aerosols in a nuclear emergency is an important issue, and capture fixation is a parameter for studying the purification effect of aerosol fixatives on aerosols.
XIAO Mengqing   +8 more
doaj   +1 more source

A new species of Lonchidiidae (Hybodontiformes) from the Late Jurassic of Brazil (Aliança Formation, Jatobá Basin)

open access: yesThe Anatomical Record, EarlyView.
Abstract The Aliança Formation (Jatobá Basin) represents lacustrine deposits formed in oxygenated waters that hosted a diverse fauna, including Hybodontiform sharks. Within this group, the Family Lonchidiidae comprises 11 valid genera, with Parvodus previously reported in Brazilian deposits from the Brejo Santo Formation (Araripe Basin, Late Jurassic ...
Larissa de Souza Ribeiro   +1 more
wiley   +1 more source

Much more than their fangs: Macroscopic anatomy of the brain of Bothrops moojeni Hoge 1966 (Squamata, Serpentes, Viperidae)

open access: yesThe Anatomical Record, EarlyView.
Abstract Neuroanatomical research has progressed considerably in several vertebrate lineages, yet studies of reptilian brain morphology remain markedly underdeveloped. Here we provide the first description of macroscopic brain anatomy and its ontogeny in the viperid Bothrops moojeni, based on a sample of seven individuals.
Paula Araújo   +2 more
wiley   +1 more source

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