搜索结果: 1-15 共查到“理学 results”相关记录551条 . 查询时间(0.086 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Rigidity results in mapping class groups and homeomorphism groups
映射类群 同胚群 刚性结果
2023/11/13
Mapping class groups and homeomorphism groups are symmetry groups of surfaces and all manifolds. They are usually very rigid, in the sense that their automorphism groups only consist of conjugation. I...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Some Results on Partial Inverse Spanning Tree Problems
部分逆生成树 有权函数 非循环边子集
2023/11/6
Given a graph G with weight function w and an acyclic edge subset E', the partial inverse spanning tree problem on (G, w; E') is to find a new weight function w* so that E' can be extended to a maximu...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：On strongly quasiconvex functions: existence results and proximal point algorithms
强准孔函数 存在结果 近端点算法
2023/5/4
The class of strongly quasiconvex functions was introduced in the famous paper of B.T. Polyak in 1966. It is the natural extension of the class of strongly convex functions, its applications emcompass...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Recent results on multi-bubble blow-ups and multi-solitons to stochastic nonlinear Schroinger equations
多气泡膨胀 多孤子 随机非线性 Schroinger equations
2023/4/13
In this talk we review some recent results on the multi-bubble blow-ups and multi-solitons to the focusing stochastic nonlinear Schr鰀inger equations. We will show the corresponding construction and co...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars： Recent results on multi-bubble blow-ups and multi-solitons to stochastic nonlinear Schroinger equations
多气泡膨胀 多孤子 随机非线性 薛定谔方程
2023/4/18
In this talk we review some recent results on the multi-bubble blow-ups and multi-solitons to the focusing stochastic nonlinear Schr鰀inger equations. We will show the corresponding construction and co...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Some results on the nonlinear logarithmic Schrodinger equations
非线性对数 薛定谔方程 量子力学
2023/4/28
In this talk, we are concerned with the nonlinear logarithmic Schrodinger equations. When the potential satisfies a global assumption, we give the multiple solutions. When the potential satisfies a lo...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Extremal results on 4-cycles
4 个周期 极值结果 图兰型问题
2023/4/28
The study of the 4-cycle has an important enlightening effect on the development of Turan type problems, especially the degenerate cases. In this talk, we focus on two conjectures about 4-cycles: a co...
ATLAS and CMS release results of most comprehensive studies yet of Higgs boson’s properties（图）
ATLAS CMS 希格斯玻色子
2023/5/26
Today, exactly ten years after announcing the discovery of the Higgs boson, the international ATLAS and CMS collaborations at the Large Hadron Collider (LHC) report the results of their most comprehen...
First results from Fermilab's Muon g-2 experiment strengthen evidence of new physics（图）
First results Fermilab Muon g-2 experiment strengthen evidence new physics
2021/4/16
The first results from the Muon g-2 experiment at the U.S. Department of Energy's Fermi National Accelerator Laboratory show fundamental particles called muons behaving in a way that is not predicted ...
中国地质大学科学技术发展院刘邓,王红梅 等. 环境学院 Geochimica et Cosmochimica Acta, 2019, The catalytic role of planktonic aerobic heterotrophic bacteria in protodolomite formation: Results from Lake Jibuhulangtu Nuur, Inner Mongolia, China（图）
白云石之谜；沉积岩
2021/10/20
近日，自然指数期刊Geochimica et Cosmochimica Acta刊发了中国地质大学环境学院王红梅教授和刘邓副教授团队在“白云石之谜”领域取得新进展——The catalytic role of planktonic aerobic heterotrophic bacteria in protodolomite formation: Results from Lake Jibuhul...
When coral reefs change, researchers and local fishing communities see different results（图）
coral reefs change researchers local fishing communities different results
2019/11/22
Find related stories on NSF's Environmental Research and Education (ERE) programs at this link; find related stories on NSF's Long-Term Ecological Research Program at this link.Results of a new study ...
Scientists Present New Long-Term Ecological Research Results At Annual Ocean Sciences Conference（图）
Scientists New Long-Term Ecological Research Results Annual Ocean Sciences Conference
2018/2/1
Are the U.S. East Coast's salt marshes healthy? How do sea ice patterns affect penguin populations in Antarctica? What diet do blue whales off California specialize in? Is every El Niño the same?...
NSF-supported scientists present research results on Earth's critical zone at 2017 AGU fall meeting（图）
NSF scientists Earth's critical zone 2017 AGU fall meeting
2017/11/24
Find related stories on NSF's Critical Zone Observatories at this link.The thin veneer of Earth's surface that stretches from the top of the forest canopy to the base of bedrock is known as the "criti...
IMAGE RELEASE:Shocking Results of Galaxy-Cluster Collisions（图）
Shocking Results Galaxy-Cluster Collisions
2017/11/23
A giant collision of several galaxy clusters, each containing hundreds of galaxies, has produced this spectacular panorama of shocks and energy. The collisions generated shock waves that set off a cel...
Testing the direction of effects between child body composition and restrictive feeding practices: results from a population-based cohort
feeding feeding behavior parenting restriction childhood obesity BMI body composition longitudinal studies children general population
2018/11/16
Background: Parental restrictive feeding (i.e., limiting food intake of children) has been linked to childhood overweight. However, the directionality of the causal pathway remains unknown.