Results 91 to 100 of about 199,344 (312)

Development of a measurement technique for high response acceleration system [PDF]

open access: yes, 2009
The aim of the study is to develop a small system and high response acceleration system for forces measurement of rocket, cornering force and impulse of crash car and hypervelocity testing for space vehicle.
丹野, 英幸, 北川, 一敬
core  

Multi-objective optimization design for vibration characteristics of longitudinal and transverse stiffened conical shells

open access: yesZhongguo Jianchuan Yanjiu, 2018
[Objectives] In order to improve the overall bending mode frequency of the structure and reduce the acceleration level at the end of the stiffened cone in the low frequency range, a mathematical model of a multi-objective optimization design for the ...
LIU Dong   +4 more
doaj  

Dynamic Characteristics of Saturated Silty Soil Ground Treated by Stone Column Composite Foundation

open access: yesAdvances in Materials Science and Engineering, 2014
A shaking table model test was carried out to develop an understanding of the performance improvement of saturated silty soil ground using stone column composite foundation as reinforcement.
Yongxiang Zhan, Guanlu Jiang, Hailin Yao
doaj   +1 more source

Deciphering transcriptional plasticity in pancreatic ductal adenocarcinoma reveals alterations in sensory neuron innervation

open access: yesMolecular Oncology, EarlyView.
Pancreatic sensory neurons innervating healthy and PDAC tissue were retrogradely labeled and profiled by single‐cell RNA sequencing. Tumor‐associated innervation showed a dominant neurofilament‐positive subtype, altered mitochondrial gene signatures, and reduced non‐peptidergic neurons.
Elena Genova   +14 more
wiley   +1 more source

Margin of seimic design for mechanical structures with gaps through experimental investigation

open access: yesNihon Kikai Gakkai ronbunshu
Seismic design for equipment and piping systems typically conducts linear evaluations using maximum response accelerations or response spectra of structures. However, gaps exist between structures and support structures in these systems, which can affect
Yusuke MINAKAWA   +2 more
doaj   +1 more source

Investigating the effect of the middle soft layer on the equivalent-linear and non-linear dynamic site responses [PDF]

open access: yesمدل‌سازی پیشرفته در مهندسی عمران
In this paper, the effect of the middle soft soil layer on the seismic response of a multi-layered site is investigated with the help of one-dimensional equivalent-linear and non-linear analysis methods.
Yazdan Shams Maleki
doaj   +1 more source

Cell‐cycle‐specific lesion evolution rather than inhibition of double‐strand‐break repair underpins cisplatin radiosensitization

open access: yesMolecular Oncology, EarlyView.
We analyze cisplatin–DNA adducts (CDAs) and double‐strand breaks (DSBs) in a cell‐cycle‐dependent manner. We find that CDAs form similarly across all cell cycle phases. DSBs arise only in S‐phase. CDAs might not directly impair DSB repair, but S‐phase DSB lesions evolve in the presence of CDAs and disrupt repair in G2, also causing radiosensitization ...
Ye Qiu   +10 more
wiley   +1 more source

A Theoretical Approach to Impulsive Motion of Viscous Liquid Bridges

open access: yes, 1991
This paper deals with the dynamics of isothermal, axisymmetric, viscous liquid columns held by capillary forces between two circular, concentric, solid disks. The transient response of the bridge to an excitation consisting of a small change in the value
Meseguer Ruiz, José   +2 more
core  

Torsional Response Induced by Lateral Displacement and Inertial Force

open access: yesFrontiers in Built Environment, 2018
Eccentric distribution of stiffness, damping, and mass of a structure, and spatially non-uniform ground motion input to a long or large base mat of a structure are well-known causes of torsional response.
Masayuki Kohiyama, Hiroki Yokoyama
doaj   +1 more source

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