Results 41 to 50 of about 10,330,061 (78)

Geometrically repatterned immunological synapses uncover formation mechanisms [PDF]

open access: yes, 2006
The interaction of T cells and antigen-presenting cells is central to adaptive immunity and involves the formation of immunological synapses in many cases.
Michael Meyer-Hermann   +5 more
core   +2 more sources

Solvated PbI2 Clusters Preceding the Crystallization of Lead Halide Perovskites–a UV/VIS In Situ Study

open access: yesAdvanced Electronic Materials
The solution‐based fabrication of reproducible, high‐quality lead iodide perovskite films demands a detailed understanding of the crystallization dynamics, which is mainly determined by the perovskite precursor solution and its processing conditions.
Maximilian Spies   +4 more
doaj   +1 more source

La Formation sur mesure dans les cégeps en 1986-1987 : état de la situation /

open access: yes, 1988
La couv.
Québec (Province). Service de formation des adultes   +1 more
core   +1 more source

Backbone Engineering of Benzodifurandione‐Based n‐Type OMIECs With Antiambipolar Behavior

open access: yesAdvanced Electronic Materials
Organic mixed ionic‐electronic conductors (OMIECs) are key components for the next‐generation bioelectronics, albeit with n‐type materials remaining significantly underrepresented compared to their p‐type counterparts. Furthermore, reaching low operating
Dilara Gunturkun   +5 more
doaj   +1 more source

Simulating the Cosmic Dawn With Enzo

open access: yesFrontiers in Astronomy and Space Sciences, 2018
We review two decades of progress using the Enzo hydrodynamic cosmology code to simulate the Cosmic Dawn, a period of roughly 1 billion years beginning with the formation of the first stars in the universe, and ending with cosmic reionization.
Michael L. Norman   +5 more
doaj   +1 more source

Optimal Chirality Enhances Long‐Range Fluctuation‐Induced Interactions in Active Fluids

open access: yesAdvanced Science
Understanding interactions between chiral active particles— self‐propelling and self‐rotating entities— is crucial for uncovering how chiral active matter self‐organizes into dynamic structures.
Hashem Fatemi   +3 more
doaj   +1 more source

Evaluation of the wear of the duckfoot sweep cultivator blades and the technology of their hardening

open access: yesПроблеми трибології, 2021
In recent years, research and developments related to the creation of new areas using nanotechnology take a special place in scientific achievements.
T.S. Skoblo, O.V. Nanka, O.V. Saychuk
doaj   +1 more source

Structure Formation in Ti-C-Ni-Mo Composites during Reactive Sintering

open access: yesMedžiagotyra, 2012
Reactive sintering is a novel process where synthesis reaction of the carbide phase is combined with solid and liquid phase sintering of the cermet during a single heating cycle. Ti-C-Ni-Mo composites were synthesized in situ from elemental powders of Ti,
Mart VILJUS   +3 more
doaj   +1 more source

Dark Matter Haloes and Subhaloes

open access: yesGalaxies, 2019
The development of methods and algorithms to solve the N-body problem for classical, collisionless, non-relativistic particles has made it possible to follow the growth and evolution of cosmic dark matter structures over most of the universe’s ...
Jesús Zavala, Carlos S. Frenk
doaj   +1 more source

Primordial black hole formation during slow-reheating: a review

open access: yesFrontiers in Astronomy and Space Sciences
In this paper we review the possible mechanisms for the production of primordial black holes (PBHs) during a slow-reheating period in which the energy transfer of the inflaton field to standard model particles becomes effective at slow temperatures ...
Luis E. Padilla   +4 more
doaj   +1 more source

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