Results 191 to 200 of about 49,235 (305)

Integrating Automated Electrochemistry and High‐Throughput Characterization with Machine Learning to Explore Si─Ge─Sn Thin‐Film Lithium Battery Anodes

open access: yesAdvanced Energy Materials, Volume 15, Issue 11, March 18, 2025.
A closed‐loop, data‐driven approach facilitates the exploration of high‐performance Si─Ge─Sn alloys as promising fast‐charging battery anodes. Autonomous electrochemical experimentation using a scanning droplet cell is combined with real‐time optimization to efficiently navigate composition space.
Alexey Sanin   +7 more
wiley   +1 more source

Spanning Trees of Certain Types

open access: yes, 2016
A Spanning tree of a graph G is a subgraph that is a tree which concludes all of the vertices of G. And a graph G is bipartite if the vertex set of G can be partitioned in to two sets A and B, such that every edge of G joins a vertex of A and a vertex of
Jayasooriya Arachchilage, Dinush Lanka Panditharathna
core  

Topological Properties of International Commodity Market: How Uncertainty Affects the Linkages?

open access: yesAgribusiness, EarlyView.
ABSTRACT The study aims to explore the network topology of the international commodity market by examining the interconnections among 21 commodity futures across various categories, including energy, precious and industrial metals, and agriculture. We analyze the market structure of these commodity futures under both low and high uncertainty conditions
Ibrahim Yagli, Bayram Deviren
wiley   +1 more source

The number of spanning trees in a superprism [PDF]

open access: yesDiscrete Mathematics Letters
Zbigniew R. Bogdanowicz
doaj   +1 more source

Efficiency and Technology Gap in European Apple Production—A Metafrontier Model for Germany, Italy, and Poland

open access: yesAgribusiness, EarlyView.
ABSTRACT EU member states have exhibited varying rates of apple production growth. Technical efficiency (TE) estimation is suitable for identifying best‐practice farm performance. This study examined whether the development of the apple sector in Germany, Italy, and Poland was influenced by production efficiency, access to technology, as well as ...
Anika Muder, Jakub Staniszewski
wiley   +1 more source

Intersecting Families of Spanning Trees

open access: yes
A family of spanning trees of the complete graph on n vertices Kn is t-intersecting if any two members have a forest on t edges in common. We prove an ErdosKo Rado result for t-intersecting families of spanning trees of Kn.
Lindzey, Nathan
core  

On Central Spanning Trees of a Graph

open access: yes, 1996
We consider the collection of all spanning trees of a graph with distance between them based on the size of the symmetric difference of their edge sets. A central spanning tree of a graph is one for which the maximal distance to all other spanning trees ...
W. Poguntke, S. Bezrukov, F. Kaderali
core  

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