搜索结果: 1-15 共查到“物理学 efficient”相关记录53条 . 查询时间(0.109 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：RL-based Trajectory Planning for Efficient Exploration of Spatio-Temporal Fields
RL 高效时空场 探测轨迹 规划
2023/5/17
This talk concerns trajectory planning problems of an autonomous vehicle for field exploration, where the vehicle needs to accumulate sufficient information on a spatio-temporal field and to reach a d...
Group blazes path to efficient,eco-friendly deep-ultraviolet LED
Group eco-friendly deep-ultraviolet LED
2017/3/14
The darkest form of ultraviolet light, known as UV-C, is unique because of its reputation as a killer – of harmful organisms.With wavelengths of between 200 and 280 nanometers, this particular form of...
UW researchers unleash graphene ‘tiger’ for more efficient optoelectronics
UW researchers graphene tiger efficient optoelectronics
2016/5/19
In the quest to harvest light for electronics, the focal point is the moment when photons — light particles — encounter electrons, those negatively-charged subatomic particles that form the basis of o...
Why Are Power Plants in India Less Efficient than Power Plants in the United States?
Power Plants Power Plants
2015/9/18
In spite of recent economic growth, India is
a country with serious deficits in its power sector. Four hundred million Indians lack access to
electricity, blackouts have become front-page
news, and...
EFFICIENT INTEGRATION OF AERIAL AND TERRESTRIAL LASER DATA FOR VIRTUAL CITY MODELING USING LASERMAPS
Terrestrial Aerial Laser scanning Integration Georeferencing Registration
2015/8/13
One of the first steps during evaluation of terrestrial LIDAR measurement is the co-registration of the data sets, which are collected
from different stations and their transformation to a suitable ...
Highly efficient blue organic light-emitting diodes using dual emissive layers with host-dopant system
ual emissive layer luminous efficiency blue OLED
2014/4/16
We fabricated highly efficient blue organic light-emitting diodes (OLEDs) by designing differing emitting layer structures with fluorescent host and dopant materials of 4,4-bis (2,2-diphenylyinyl)-1,1...
Towards an efficient multiscale modeling of low-dimensional reactive systems: study of numerical closure procedures
efficient multiscale modeling low-dimensional reactive systems numerical closure procedures Computational Physics
2012/4/27
In this paper, we present a study on how to develop an efficient multiscale simulation strategy for the dynamics of chemically active systems on low-dimensional supports. Such reactions are encountere...
Towards an ultra efficient kinetic scheme. Part I: basics on the BGK equation
Kinetic equations discrete velocity models semi Lagrangian schemes Boltzmann-BGK equation 3D simulation
2012/4/16
In this paper we present a new ultra efficient numerical method for solving kinetic equations. In this preliminary work, we present the scheme in the case of the BGK relaxation operator. The scheme, b...
Efficient method of designing optically-pumped vertical external cavity surface emitting lasers having equally excited quantum wells
Efficient method optically-pumped vertical external cavity surface emitting lasers equally excited quantum wells Optics
2012/4/20
Even distribution of carriers allows to maximize optical gain of the Optically-Pumped Vertical External Cavity Surface Emitting Laser. In this paper we show how to distribute the quantum wells and blo...
Computationally efficient methods for modelling laser wakefield acceleration in the blowout regime
Computationally efficient methods modelling laser wakefield acceleration blowout regime Accelerator Physics
2012/4/19
Electron self-injection and acceleration until dephasing in the blowout regime is studied for a set of initial conditions typical of recent experiments with 100 terawatt-class lasers. Two different ap...
Efficient computation of the Zassenhaus formula
Efficient computation Zassenhaus formula Mathematical Physics
2012/4/18
A new recursive procedure to compute the Zassenhaus formula up to high order is presented, providing each exponent in the factorization directly as a linear combination of independent commutators and ...
Efficient and flexible generation of entangled qudits with cross-phase modulation
Efficient flexible generation entangled qudits cross-phase modulation
2013/7/3
In this paper, we provide a simple but powerful module to generate entangled qudits. This module, assisted with cross-Kerr nonlinearity, is flexible for generation of entangled qudits with arbitrary d...
Low cogging torque and high efficient 3-phase spindle motors by reshaping magnetic circuit profiles
2011/11/29
The dynamic characteristics of a 3-phase spindle motor with 12-poles and 9-slots can be improved by reshaping the magnetic circuit profiles. The stator cores were designed with different ratios of x/y...
Space-Efficient Approximation Scheme for Circular Earth Mover Distance
Space-Efficient Approximation Scheme Earth Mover Distance
2012/12/4
The Earth Mover Distance (EMD) between point sets A and B is the minimum cost of a bipartite matching between A and B. EMD is an important measure for estimating similarities between objects with quan...
Prediction of equilibrium Li isotope fractionation between minerals and aqueous solutions at high P and T: an efficient ab initio approach
Li isotope fractionation equilibrium minerals aqueous
2011/8/11
Abstract: The mass-dependent equilibrium stable isotope fractionation between different materials is an important geochemical process. Here we present an efficient method to compute the isotope fracti...