Results 121 to 130 of about 483,867 (223)

An Integrated Geophysical Approach to Track Magma Intrusion: The 2018 Christmas Eve Eruption at Mount Etna

open access: yesGeophysical Research Letters, 2019
On 24 December 2018, a violent eruption started at Mount Etna from a fissure on the southeastern flank. The intrusive phenomenon, accompanied by intense Strombolian and lava fountain activity, an ash‐rich plume, and lava flows, was marked by significant ...
F. Cannavo'   +3 more
doaj   +1 more source

Dystonic Head Tremor and the Coexistence of Headache [PDF]

open access: yes, 2017
Background: Head tremor may be observed in the presence of cervical dystonia and sometimes coexists with headache. We wished to investigate the presence of headache in dystonic head tremor.Methods: We studied the files of 19 patients from our ...
Marit A. Hulzenga   +5 more
core   +1 more source

Statistical characteristics of non-volcanic tremor distributions along the Mexican Subduction Zone [PDF]

open access: yesSolid Earth
We analyze the statistical characteristics of non-volcanic tremor (NVT) sequences in the Mexican subduction zone. To this end, we employ various techniques, including the Gutenberg–Richter relationship, non-extensive statistics, and multifractal ...
Q. Rodríguez-Pérez   +3 more
doaj   +1 more source

A Rare Presentation of Orthostatic Tremor as Abdominal Tremor [PDF]

open access: yes, 2018
Background: Orthostatic tremor (OT) is a weight-bearing hyperkinetic disorder characterized by unsteadiness while standing that is relieved when sitting or walking. Case report: A 66-year-old male presented with a 5 year-history of tremor in his abdomen,
Mousele, Christina   +6 more
core   +1 more source

Does Episodic Tremor and Slip Influence Seismicity in Northern Cascadia?

open access: yesSeismica
This paper presents a spatial-temporal analysis of potential links between episodic tremor and slip (ETS) and seismicity in northern Cascadia. We define spatial-temporal clusters of tremor episodes to represent ETS between 2006 and 2024, and we merge ...
Madison Bombardier   +2 more
doaj   +1 more source

Improvement of Primary Writing Tremor in Parkinson's Disease with Carbidopa/Levodopa [PDF]

open access: yes, 2015
Background: Primary writing tremor is a task-specific phenomenon that has been described as variants of essential tremor or dystonia. Phenomenology Shown: We describe the case of a 63-year-old female who initially had primary writing tremor, later ...
Paule E. Greene   +3 more
core   +1 more source

Evidence for Stress Diffusion and Along‐Strike Segmentation in Cascadia Tremor Migrations Lasting Minutes to Weeks

open access: yesAGU Advances
The properties and rheology of subduction zones have been intensively studied to forecast potential megathrust earthquake scenarios. However, in Cascadia, the absence of recent megathrust events limits available seismic evidence.
Siyuan Zhang, Heidi Houston
doaj   +1 more source

Relationship between moment rate of short-term slow slip events and moment rate of tectonic tremors in a frequency range of 1–10 Hz

open access: yesEarth, Planets and Space
Simultaneous activations of slow slip events (SSEs) and tectonic tremors are observed along subduction zones, and collectively referred to as episodic tremor and slip (ETS).
Akio Katsumata   +7 more
doaj   +1 more source

Tremor: Clinical Phenomenology and Assessment Techniques [PDF]

open access: yes, 2012
Tremors are among the most common movement disorders. As there can be considerable variability in the manner in which clinicians assess tremor, objective quantitative tools such as electromyography, accelerometry, and computerized, spiral analysis can be
Seth L. Pullman   +3 more
core   +1 more source

Characterizing Orthostatic Tremor Using a Smartphone Application [PDF]

open access: yes, 2017
Background: Orthostatic tremor is one of the few tremor conditions requiring an electromyogram for definitive diagnosis since leg tremor might not be visible to the naked eye.Phenomenology Shown: An iOS application (iSeismometer, ObjectGraph ...
Fasano, Alfonso   +3 more
core   +1 more source

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