Results 11 to 20 of about 2,035,179 (274)

Branched flow [PDF]

open access: yesPhysics Today, 2021
In many kinds of irregular media, propagating waves enter a beautiful and relatively neglected regime called branched flow. It affects sound, light, water, and matter waves over vastly different length scales.
Heller, Eric J   +2 more
openaire   +2 more sources

Branching morphogenesis [PDF]

open access: yesDevelopment, 2020
ABSTRACT Over the past 5 years, several studies have begun to uncover the links between the classical signal transduction pathways and the physical mechanisms that are used to sculpt branched tissues. These advances have been made, in part, thanks to innovations in live imaging and reporter animals.
Katharine Goodwin, Celeste M. Nelson
openaire   +2 more sources

BRANCHED POLYMERS ON BRANCHED POLYMERS [PDF]

open access: yesModern Physics Letters A, 1996
We study an ensemble of branched polymers which are embedded on other branched polymers. This is a toy model which allows us to study explicitly and in detail the reaction of a statistical system to its underlying geometrical structure, a problem of interest in the study of the interaction of matter and quantized gravity. We find a phase transition at
Durhuus, Bergfinnur, Jonsson, Thordur
openaire   +2 more sources

Assessment of raw-mineral resources exploration influence on economic security of russia [PDF]

open access: yesЭкономика региона, 2012
This paper is devoted to the impact of development of mineral resources on the economic security of Russia. The main branch of the national economy, to which mineral resources have a significant impact, are reviewed.
Andrey Gennad’evich Shelomentsev   +1 more
doaj   +1 more source

Streamers in air splitting into three branches [PDF]

open access: yes, 2013
We investigate the branching of positive streamers in air and present the first systematic investigation of splitting into more than two branches. We study discharges in 100 mbar artificial air that is exposed to voltage pulses of 10 kV applied to a ...
Ebert, U.   +3 more
core   +5 more sources

Fungi colonizing shoots of common yew (Taxus baccata L.) in the Jagiellonian University Botanic Garden in Cracow

open access: yesActa Agrobotanica, 2012
The aim of the investigations was determination the reasons of dying down of needles and branches of common yew (Taxus baccata L.) in the park collection of Botanic Garden of Jagiellonian University in Cracow.
Waldemar Mirski
doaj   +1 more source

Astrocytic Coverage of Dendritic Spines, Dendritic Shafts, and Axonal Boutons in Hippocampal Neuropil

open access: yesFrontiers in Cellular Neuroscience, 2018
Distal astrocytic processes have a complex morphology, reminiscent of branchlets and leaflets. Astrocytic branchlets are rod-like processes containing mitochondria and endoplasmic reticulum, capable of generating inositol-3-phosphate (IP3)-dependent Ca2+
Nikolay Gavrilov   +7 more
doaj   +1 more source

Incentives and managerial experience in multi-taskteams: evidence from within a firm [PDF]

open access: yes, 2006
This paper exploits a quasi-experimental setting to estimate the impact thata multi-dimensional group incentive scheme had on branch performance in a largedistribution firm.
Griffith, R, Neely, A
core   +1 more source

Branching Morphogenesis [PDF]

open access: yesCirculation Research, 2008
Tubular structures are a fundamental anatomic theme recurring in a wide range of animal species. In mammals, tubulogenesis underscores the development of several systems and organs, including the vascular system, the lungs, and the kidneys.
Arie, Horowitz, Michael, Simons
openaire   +3 more sources

Screening of native plant species for phytoremediation potential in Pb-Zn mines in Iran [PDF]

open access: yesEnvironmental Resources Research, 2021
Mining activity is one of the major sources of heavy metal pollution of soil. Most mines are abandoned without any remediation and cause contamination of soil and water.
M Kazemi
doaj   +1 more source

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