Results 11 to 20 of about 6,272,769 (304)

Continuous wave high-power laser propagation in water is affected by strong thermal lensing and thermal blooming already at short distances

open access: yesScientific Reports, 2021
When laser beams propagate through media with non-vanishing absorption, the media is heated resulting in a change of the refractive index, which can lead to thermal lensing and thermal blooming.
Stefan Reich   +4 more
doaj   +1 more source

Research on Hysteretic Performance of Q690 High Strength Steel High-Web Box-Section Steel Column [PDF]

open access: yesE3S Web of Conferences, 2021
In this paper, the finite element simulation software ABAQUS was used to study the hysteretic performance of Q690 high-strength steel (HSS) and high-web box-section steel columns.
Sun Jianpeng   +3 more
doaj   +1 more source

Research on Mechanical Response of Pavement Structure to Differential Settlement of Subgrade on Highway Widening

open access: yesAdvances in Materials Science and Engineering, 2021
Based on the widening project of Ri-Lan highway in China, the finite element model is established by PLAXIS. By applying differential settlement at the bottom of the pavement, the mechanical response of the pavement structure is analysed.
Quanjun Shen   +3 more
doaj   +1 more source

Speeding strings [PDF]

open access: yesJournal of High Energy Physics, 2003
v3: added a reference to the earlier ...
openaire   +2 more sources

Reinforcement-learning-based parameter adaptation method for particle swarm optimization

open access: yesComplex & Intelligent Systems, 2023
Particle swarm optimization (PSO) is a well-known optimization algorithm that shows good performances in solving different optimization problems. However, the PSO usually suffers from slow convergence.
Shiyuan Yin   +6 more
doaj   +1 more source

Influence of Humidity State on Dynamic Resilient Modulus of Subgrade Soils: Considering Repeated Wetting-Drying Cycles

open access: yesAdvances in Materials Science and Engineering, 2021
The service performance of subgrade depends on the dynamic resilient modulus (MR) of subgrade soils. Meanwhile, due to complicated conditions such as rainfall infiltration, high temperature evaporation, and groundwater level fluctuations, it can be ...
Gongfeng Xin   +4 more
doaj   +1 more source

Playlab: Telling Stories with Technology (workshop summary) [PDF]

open access: yes, 2017
This one-day workshop explores how playful interaction can be used to develop technologies for public spaces and create temporal ...
Flint, Tom   +2 more
core   +1 more source

Analysis and Optimization of the Causes of Cracks in the Pavement of Highway and Railway Intersections [PDF]

open access: yesE3S Web of Conferences
Firstly, an in-depth analysis is conducted on the principle of crack formation in the pavement panel of highway and railway level crossings and the reasons for cracks under load. Then, based on the characteristics of crack formation in the pavement panel,
Huang Xingqi   +3 more
doaj   +1 more source

Research on Cumulative Deformation Characteristics of Subgrade Filling under Cyclic Train Loading

open access: yesShock and Vibration, 2022
The smoothness of high-speed railway is extremely strict. As an important part of the high-speed railway foundation, the subgrade structure has strict deformation requirements.
Junkai Yao   +4 more
doaj   +1 more source

Survival benefits in mimicry: a quantitative framework [PDF]

open access: yes, 2008
Mimicry is a resemblance between species that benefits at least one of the species. It is a ubiquitous evolutionary phenomenon particularly common among prey species, in which case the advantage involves better protection from predation.
Alexey Mikaberidze   +36 more
core   +5 more sources

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