Results 31 to 40 of about 220,681 (321)

The Structure and Dynamics of the Upper Chromosphere and Lower Transition Region as Revealed by the Subarcsecond VAULT Observations [PDF]

open access: yes, 2009
The Very high Angular resolution ULtraviolet Telescope (VAULT) is a sounding rocket payload built to study the crucial interface between the solar chromosphere and the corona by observing the strongest line in the solar spectrum, the Ly-a line at 1216 ...
A. Vourlidas   +61 more
core   +2 more sources

DYNAMIC MODELLING FOR THE SECOND FLIGHT PHASE OF THE YURCHENKO LAYOUT VAULT BASED ON MSC. ADAMS

open access: yesScience of Gymnastics Journal, 2020
Gymnasts attempt to increase the angles of rotation about transversal and longitudinal axes during the post-flight of vaulting, and these angles are related to different mechanical properties. The present study uses a 3D angle-driven computer simulation
Kum-Hyok Hwang   +3 more
doaj   +1 more source

Brief Pollination Assessment of a Critically Endangered Food-Deceptive Orchid (Cypripedium guttatum) Using a Network Approach

open access: yesPlants, 2022
The translocation of orchids (Orchidaceae) cannot be successful if one is unaware of their effective pollinators and plant–pollinator interactions. Cypripedium guttatum is a generalized food-deceptive orchid, which is highly threatened in the Republic of
Hakbong Lee, Heung-Sik Lee, Kee-Hwa Bae
doaj   +1 more source

Strengthening of Arched Masonry Structures by Additional Reinforcement: Design Approaches and Comparison to Experiments

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2018
The primary aim of this article is to present design approaches for calculating the additional strengthening of masonry arches with the use of the Strut-and-Tie model and applicable standards and their comparison to the experiments.
Martin Zlámal, Petr Štěpánek
doaj   +1 more source

A MULTI-BODY MODEL OF A SPRINGBOARD IN GYMNASTICS

open access: yesScience of Gymnastics Journal, 2020
In order to develop and optimize movements in gymnastics vault, knowledge of take-off velocity and angular momentum is important. Due to the short times of contact on the springboard, high-frequency kinemetric methods are very time-consuming for the ...
Thomas Lehmann   +6 more
doaj   +1 more source

Vaginal Vault Prolapse [PDF]

open access: yesObstetrics and Gynecology International, 2009
Introduction. Vaginal vault prolapse is a common complication following vaginal hysterectomy with negative impact on women's quality of life due to associated urinary, anorectal and sexual dysfunction. A clear understanding of the supporting mechanism for the uterus and vagina is important in making the right choice of corrective procedure.
Azubuike Uzoma, K. A. Farag
openaire   +3 more sources

The Vault Nanoparticle: A Gigantic Ribonucleoprotein Assembly Involved in Diverse Physiological and Pathological Phenomena and an Ideal Nanovector for Drug Delivery and Therapy

open access: yesCancers, 2021
Simple Summary In recent decades, a molecular complex referred to as vault nanoparticle has attracted much attention by the scientific community, due to its unique properties.
G. Frascotti   +6 more
semanticscholar   +1 more source

Biometric cryptosystem using online signatures [PDF]

open access: yes, 2006
Biometric cryptosystems combine cryptography and biometrics to benefit from the strengths of both fields. In such systems, while cryptography provides high and adjustable security levels, biometrics brings in non-repudiation and eliminates the need to ...
Kholmatov, Alisher Anatolyevich   +2 more
core   +2 more sources

THE DOUNREAY FAST REACTOR VAULT CHARACTERISATION USING THE MONTE CARLO N-PARTICLE CODE AS A TOOL TO SUPPORT DECOMMISSIONING PLANNING [PDF]

open access: yesEPJ Web of Conferences, 2021
A combined empirical and theoretical characterisation approach was taken in order to investigate the activity distribution and inventory in the Dounreay Fast Reactor (DFR) vault, so as to aid with the decommissioning and waste management strategy of the ...
Baldioli Vittoria   +3 more
doaj   +1 more source

Pneumoventricle of Unknown Origin. A Personal Experience and Literature Review of a Clinical Enigma [PDF]

open access: yes, 2019
Pneumocephalus (PC) is an uncommon and life-threatening neurological condition. Air within the ventricular system of the brain is also known as Pneumoventricle (PV). It requires emergency treatments to prevent catastrophic neurological outcomes.
Armocida, Daniele   +5 more
core   +1 more source

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