Results 1 to 10 of about 170,526 (194)

A fundamental mechanism of solar eruption initiation [PDF]

open access: yesNature Astronomy, 2021
Solar eruptions are spectacular magnetic explosions in the Sun’s corona, and how they are initiated remains unclear. Prevailing theories often rely on special magnetic topologies that may not generally exist in the pre-eruption source region of corona ...
Chaowei Jiang   +10 more
semanticscholar   +1 more source

RELATIONS BETWEEN ERUPTION OF PERMANENT TEETH AND BODY MASS INDEX IN BULGARIAN CHILDREN [PDF]

open access: yesJournal of IMAB, 2023
Introduction: Obesity and dental caries are diseases that have a strong social impact. Being overweight and obesity during childhood are a risk factor for cardiovascular, respiratory, skeletal diseases and other health problems in both children and ...
Boyan Kirilov
doaj   +1 more source

Atmospheric waves and global seismoacoustic observations of the January 2022 Hunga eruption, Tonga

open access: yesScience, 2022
The 15 January 2022 climactic eruption of Hunga volcano, Tonga, produced an explosion in the atmosphere of a size that has not been documented in the modern geophysical record.
R. Matoza   +75 more
semanticscholar   +1 more source

Eruption chronology of 1st permanent tooth and evaluation of several factors among the children of Kolkata − An original research

open access: yesJournal of Oral Research and Review, 2022
Objective: Eruption is an orderly, sequential, age-specific event and an important milestone during child's development. Along with the study of prenatal and postnatal growth, diagnosis and treatment planning and maintaining birth records also need idea ...
Trisha Das Sarma   +3 more
doaj   +1 more source

Global Propagation of Ionospheric Disturbances Associated With the 2022 Tonga Volcanic Eruption

open access: yesGeophysical Research Letters, 2022
In this study, we use measurements from over 4,735 globally distributed Global Navigation Satellite System receivers to track the progression of traveling ionospheric disturbances (TIDs) associated with the 15 January 2022 Hunga Tonga‐Hunga Ha'apai ...
D. Themens   +9 more
semanticscholar   +1 more source

Integrating global geochemical volcano rock composition with eruption history datasets

open access: yesFrontiers in Earth Science, 2023
The major element composition of volcanic rocks carries important information about the source and differentiation processes affecting the magma, the physical properties that allow it to erupt, and its eruptive style.
Frédérique Oggier   +4 more
doaj   +1 more source

The January 2022 eruption of Hunga Tonga-Hunga Ha’apai volcano reached the mesosphere

open access: yesScience, 2022
Explosive volcanic eruptions can loft ash, gases, and water into the stratosphere, which affects both human activities and the climate. Using geostationary satellite images of the 15 January 2022 eruption of the Hunga Tonga-Hunga Ha’apai volcano, we find
S. Proud, A. Prata, Simeon Schmauß
semanticscholar   +1 more source

Influence of gestational age on eruption of primary teeth in Indian children - A prospective longitudinal study

open access: yesIndian Journal of Dental Research, 2022
Context: Eruption of primary teeth is the most anticipated event in a child's life. Genetics, gender, socio-economic status, gestational age are a few of the determinants of the primary teeth eruption. However, the effect of gestational age on the timing
Indira Devraj Mysore   +2 more
doaj   +1 more source

Volcanic activity on the Kuril Islands in 2022 [PDF]

open access: yesГеосистемы переходных зон, 2023
In 2022, volcanic activity in the Kuril Islands was increased. Alaid (Atlasov Island), Ebeko, Chikurachki (Paramushir Island) and Chirinkotan volcanoes (Chirinkotan Island, Northern Kuriles) were erupting. A summit effusive-explosive eruption occurred on
Artem V. Degterev, Marina V. Chibisova
doaj   +1 more source

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