Results 101 to 110 of about 73,720 (301)

Metrics of positive scalar curvature and generalised Morse functions, part II

open access: yes, 2011
The surgery technique of Gromov and Lawson may be used to construct families of positive scalar curvature metrics which are parameterised by Morse functions.
Walsh, Mark
core  

Detected [PDF]

open access: yes, 2018
A Navy sub commander plays hide-and-seek with a Soviet sub. Articles, stories, and other compositions in this archive were written by participants in the Mighty Pen Project. The program, developed by author David L.
Knaggs, Christopher
core   +1 more source

Mapping and Distribution of Torpedograss and Evaluating the Effectiveness of Torpedograss Management Activities in Lake Okeechobee, Florida [PDF]

open access: yes, 2005
Thousands of hectares of native plants and shallow open water habitat have been displaced in Lake Okeechobee’s marsh by the invasive exotic species torpedograss ( Panicum repens L.).
Brady, Mark, Hanlon, Charles G.
core  

Nicotinic acetylcholine receptor and the structural basis of neuromuscular transmission: insights from Torpedo postsynaptic membranes

open access: yesQuarterly Reviews of Biophysics (print), 2013
The nicotinic acetylcholine (ACh) receptor, at the neuromuscular junction, is a neurotransmitter-gated ion channel that has been fine-tuned through evolution to transduce a chemical signal into an electrical signal with maximum efficiency and speed.
N. Unwin
semanticscholar   +1 more source

Theories and Experiments of Torpedo Shaped Charge Warhead Penetration into Water-partitioned Armor

open access: yes水下无人系统学报
To reasonably predict the penetration power of a torpedo shaped charge warhead into water-partitioned armor, a theoretical model for calculating the generated penetration depth and aperture diameters was proposed based on the A-T model and the two-step ...
Qifeng ZHU   +4 more
doaj   +1 more source

A geometria dinâmica do círculo de Apolônio

open access: yesRevista Brasileira de Ensino de Física
Neste trabalho, apresento uma nova questão referente à aplicação do círculo de Apolônio no contexto do design de games. Ao invés de determinarmos o ponto de encontro a partir das condições iniciais; na nova questão proposta decidiremos previamente o ...
Reynaldo Lopes de Oliveira Jr.
doaj   +1 more source

Confronting Technological and Tactical Change: Allied Anti-Submarine Warfare in the Last Year of the Battle for the Atlantic [PDF]

open access: yes, 2012
The recall of German U-boat wolfpacks from the central north Atlantic at the end of May 1943 ended the most costly phase of the shipping war for the Allies. Never again would the German U-boats inflict dangerously high shipping losses.
McLean, Douglas M.
core   +1 more source

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