Results 21 to 30 of about 860,215 (312)

Minimum entropy production by microswimmers with internal dissipation

open access: yesNature Communications, 2023
The energy dissipation and entropy production by self-propelled microswimmers differ profoundly from passive particles pulled by external forces.
Abdallah Daddi-Moussa-Ider   +2 more
doaj   +1 more source

The Self-Organization of Speech Sounds [PDF]

open access: yes, 2005
The speech code is a vehicle of language: it defines a set of forms used by a community to carry information. Such a code is necessary to support the linguistic interactions that allow humans to communicate. How then may a speech code be formed prior to
Oudeyer, Pierre-Yves
core   +3 more sources

Guided self-organization [PDF]

open access: yesHFSP Journal, 2009
Typically, self-organization is defined as the evolution of a system into an organized form in the absence of external pressures. A broad definition of self-organization is given by Haken (2006).
openaire   +2 more sources

Mechanosensitive Self-Replication Driven by Self-Organization [PDF]

open access: yes, 2010
Self-replicating molecules are likely to have played an important role in the origin of life, and a small number of fully synthetic self-replicators have already been described.
Belenguer, Ana M.,   +5 more
core   +3 more sources

Sustainable and convenient: Bi-modal public transit systems outperforming the private car

open access: yesMultimodal Transportation, 2023
Mobility is an indispensable part of modern human societies, but the dominance of motorized individual traffic (MIV, i.e., the private car) leads to a prohibitive waste of energy as well as other resources.
Puneet Sharma   +4 more
doaj   +1 more source

Schneefernerhaus as a mountain research station for clouds and turbulence [PDF]

open access: yesAtmospheric Measurement Techniques, 2015
Cloud measurements are usually carried out with airborne campaigns, which are expensive and are limited by temporal duration and weather conditions. Ground-based measurements at high-altitude research stations therefore play a complementary role in cloud
S. Risius   +6 more
doaj   +1 more source

Contact numbers in packings of frictional cylinders [PDF]

open access: yesEPJ Web of Conferences
The mechanical stability of a granular system depends on the average number of contacts Z between its particles. For most particle shapes, predicting Z as a function of the average volume fraction ϕ is complicated by the spatial correlations between ...
Schröter Matthias   +2 more
doaj   +1 more source

Current and future challenges in interdisciplinary Ph.D. education as perceived by students

open access: yesCommunications Physics, 2021
Göttingen is home to the Third Infinity conference, a biennial event organized by Ph.D. candidates that aims, beyond discussing complex systems physics, at providing a platform to discuss themes central to doctoral life and education.
Aina Gallemí-Pérez   +1 more
doaj   +1 more source

Interplay Between Risk Perception, Behavior, and COVID-19 Spread

open access: yesFrontiers in Physics, 2022
Pharmaceutical and non-pharmaceutical interventions (NPIs) have been crucial for controlling COVID-19. They are complemented by voluntary health-protective behavior, building a complex interplay between risk perception, behavior, and disease spread.
Philipp Dönges   +13 more
doaj   +1 more source

Self-organization of hydrophobic soil and granular surfaces [PDF]

open access: yes, 2007
Soil can become extremely water repellent following forest fires or oil spillages, thus preventing penetration of water and increasing runoff and soil erosion. Here the authors show that evaporation of a droplet from the surface of a hydrophobic granular
Dekker L. W.   +5 more
core   +1 more source

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