Results 111 to 120 of about 220,681 (321)

Vault: Fast Bootstrapping for the Algorand Cryptocurrency

open access: yesNetwork and Distributed System Security Symposium, 2019
Decentralized cryptocurrencies rely on participants to keep track of the state of the system in order to verify new transactions. As the number of users and transactions grows, this requirement becomes a significant burden, requiring users to download ...
Derek Leung   +3 more
semanticscholar   +1 more source

Investigation of the failure characteristics of fissure tunnels under dynamic and static combinations

open access: yesDeep Underground Science and Engineering, EarlyView.
This article aims to investigate the dynamic fracture response of fractured tunnel models under zero geological stress through physical experiments and numerical simulations. It further simulates the dynamic fracture characteristics of fractured tunnel models under geological stress ranging from 0 to 2.5 MPa using the numerical software AUTODYN ...
Peng Ying   +7 more
wiley   +1 more source

How closely do banks manage vault cash? [PDF]

open access: yes
This article examines daily vault cash balances in the Eighth Federal Reserve District to see if banks have been optimizing their vault cash levels. Recent reductions in reserve requirements have not been accompanied by significant reductions in vault ...
Donald S. Allen
core  

Effects of run-up velocity on performance, kinematics, and energy exchanges in the pole vault [PDF]

open access: yes, 2012
Copyright @ 2012 The Authors. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and 85 reproduction in any medium, provided the original author and source
Linthorne, NP, Weetman, AHG
core  

THE RELATIONSHIP BETWEEN THE MECHANICAL PARAMETERS IN THE TAKE-OFF OF A VAULT AND THE DROP JUMP ABILITY

open access: yesScience of Gymnastics Journal, 2015
In the vault in gymnastics, the take-off motion is important to the success of the vault and to perform more difficult vaults. Vaulting ability has been studied by motion analysis, but this method is not effective for easy evaluation.
Yoshie Motoshima   +2 more
doaj   +1 more source

Vault changes after cyclopentolate instillation in eyes with posterior chamber phakic intraocular lens

open access: yesScientific Reports, 2020
Posterior chamber phakic intraocular lens (pIOL) implantation is a common option for correcting moderate-to-high ocular refractive defects. Because this pIOL is implanted on ciliary sulcus, the distance between the back surface of the pIOL and the ...
Beatriz Gargallo-Martínez   +6 more
semanticscholar   +1 more source

Embryonic cerebrospinal fluid pressure in fetal mice in utero: External factors pressurize the intraventricular space

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Previous experiments inducing leakage of embryonic cerebrospinal fluid (CSF) suggest the necessity of intraventricular CSF pressure (PCSF) for brain morphogenesis. Nevertheless, how embryonic PCSF occurs is unclear, especially in utero. Results Using a Landis water manometer, we measured PCSF in fetal mice isolated from the amniotic
Koichiro Tsujikawa   +2 more
wiley   +1 more source

The natural history of periodontal disease—Part 2: In populations with access to dental care: The Studies of Health in Pomerania (SHIP)

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract In this descriptive analysis of the 21‐year follow‐up data from the SHIP‐START cohort and the 7‐year follow‐up data from the SHIP‐TREND cohort, we report the progression of clinical attachment levels (CAL), age effects on CAL change, and a detailed description of CAL progression and remission. At baseline, 4307 and 4420 persons participated in
Thomas Kocher   +4 more
wiley   +1 more source

Detection of recurrent endometrial cancer via DNA methylation analysis of cervicovaginal self‐samples and urine

open access: yesInternational Journal of Cancer, EarlyView.
What's New? Post‐treatment surveillance for endometrial cancer aims to detect recurrence early, potentially improving outcome. Emerging evidence suggests that DNA methylation analysis of self‐collected cervicovaginal and urine samples is a promising approach.
Annick J. Nouwens   +5 more
wiley   +1 more source

Beyond BLASTing : ribonucleoprotein evolution via structural prediction and ancestral sequence reconstruction [PDF]

open access: yes, 2016
Primary homology in DNA and protein sequence has long been used to infer a relationship between similar sequences. However gene sequence, and thus protein sequence, can change over time.
Daly, Toni K
core  

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