搜索结果: 1-15 共查到“Droplet”相关记录62条 . 查询时间(0.046 秒)
High-speed camera captures a water jet’s splashy impact as it pierces a droplet（图）
高速摄像机 水射流 注射药物
2023/6/19
Squirting a jet of water through a drop of liquid may sound like idle fun, but if done precisely, and understood thoroughly, the splashy exercise could help scientists identify ways to inject fluids s...
Digestion and absorption of 2 fat emulsions with different droplet sizes in the human digestive tract
Fat droplet size fat lipolysis
2016/6/2
The extent of fat emulsification affects the activity
of digestive lipases in vitro and may govern digestion and
absorption of dietary fat.
Influence of droplet spectra on the efficiency of contact fungicides and mixtures of contact and systemic fungicides
Phytophthora infestans fungicides water volume droplet size droplet density
2015/2/6
The effects of droplet spectra, spray volume, and the addition of an adjuvant to the spray solution against Phytophthora infestans were evaluated using contact fungicides, mixtures of contact and syst...
An investigation into the performance of four cloud droplet activation parameterisations
An investigation into the performance four cloud droplet activation parameterisations
2014/12/19
Cloud droplet number concentration prediction is central to large-scale weather and climate modelling. The benchmark cloud parcel model calculation of aerosol particle growth and activation, by diffus...
Correction of approximation errors with Random Forests applied to modelling of cloud droplet formation
approximation errors Random Forests
2014/12/12
n atmospheric models, due to their computational
time or resource limitations, physical processes have to be
simulated using reduced (i.e. simplified) models.
Supersaturation calculation in large eddy simulation models for prediction of the droplet number concentration
Supersaturation calculation large eddy simulation models droplet number concentration
2014/12/10
A new parameterization scheme is described for calculation of supersaturation in LES models that specifically aims at the simulation of cloud condensation nuclei (CCN) activation and prediction of the...
Morphology and Development of Droplet Deformation Under Flow Within Microflidic Devices
Morphology Development Droplet Deformation Flow Within Microfluidic Devices
2014/10/24
Microfluidics is the science of processing up to microliters of fluid at a time in a channel with dimensions on the order of microns. The small size of the devices allows fluid properties to be studie...
A Numerical Study of Droplet Formation and Behavior using Interface Tracking Methods
A Numerical Study Droplet Formation Interface Tracking Methods
2014/10/24
An adaptive remeshing algorithm has b een develop ed for multiphase flow simulations using the moving-mesh interface tracking (MMIT) technique. The edgeswapping algorithm uses the Delaunay criterion (...
JILA physicists discover 'quantum droplet' in semiconductor（图）
quantum droplet semiconductor
2014/3/20
JILA physicists used an ultrafast laser and help from German theorists to discover a new semiconductor quasiparticle—a handful of smaller particles that briefly condense into a liquid-like droplet.
JILA Physicists Discover 'Quantum Droplet' in Semiconductor（图）
Semiconductor Quantum Droplet
2014/3/20
JILA physicists used an ultrafast laser and help from German theorists to discover a new semiconductor quasiparticle—a handful of smaller particles that briefly condense into a liquid-like droplet.
Single-enzyme analysis in a droplet-based micro-and nanofluidic system
Single-enzyme analysis droplet micro nanofluidic system
2016/12/2
The kinetic activity of individual enzyme molecules was determined in aqueous droplets generated in a nano- and microfluidic device. To avoid high background noise, the enzyme and substrate solution w...
Hypervelocity Impact of the Icy Droplet on Al Shell at Nanoscale: A Molecular Dynamics Probe
hypervelocity impact molecular dynamics debris cloud icy droplet
2012/9/24
Large-scale molecular dynamics (MD) simulations are conducted to investigate the hypervelocity impact of the icy droplet on spacecraft Al shell at the atom ic level. The velocity of the droplet is se...
Motivated by recent experiments on biomimetic membranes exposed to several aqueous phases, we theoretically study the morphology of a membrane in contact with a liquid droplet formed via aqueous phase...
Measurements of Gaseous NH3 and Particulate NH4 + in the Atmosphere by Fluorescent Detection after Continuous Air–water Droplet Sampling
Ammonia Gas-particle partitioning Microflow analysis Short-term variation
2016/3/28
Phase partitioning of NHx (gaseous NH3 and particulate NH4
+) in the atmosphere is crucial for the lifetime of NHx
during atmospheric transport. Reliable data for gaseous NH3 and NH4
+ in aerosols ...
燃油粘度与环境压力对喷雾碰撞过程的影响（Investigation of the Influences of Droplet Viscosity and Environmental Pressure on the Spray Collision）
内燃机 喷雾模拟 碰撞模型
2010/12/28
O’Rourke碰撞模型仅仅考虑了碰撞拉伸分离以及聚合，而忽略了碰撞反弹、反射分离以及高韦伯数下的碰撞二次破碎过程，在碰撞分区过程中也忽略了燃油物性以及碰撞环境条件的影响，使得预测的碰撞分区临界韦伯数偏低。复合碰撞模型根据相关的实验结果对碰撞分区进行油滴粘度以及碰撞环境压力修正，考虑碰撞反弹、反射分离、拉伸分离以及碰撞二次破碎过程，提高了碰撞分区的预测精度。基于复合碰撞模型，分析了油滴粘度与环境压...