Results 131 to 140 of about 129,858 (349)

Momentum and energy propagation in tapered granular chains

open access: yes, 2013
We study momentum and energy propagation in 1D tapered chains of spherical granules which interact according to a Hertz potential. In this work we apply the binary collision approximation, which is based on the assumption that transfer of energy along ...
Lindenberg, Katja   +2 more
core   +1 more source

A coarse grained model of granular compaction and relaxation [PDF]

open access: yes, 1997
We introduce a theoretical model for the compaction of granular materials by discrete vibrations which is expected to hold when the intensity of vibration is low.
Ben-Naim E   +10 more
core   +2 more sources

Stress granules [PDF]

open access: yesCurrent Biology, 2009
Anderson, Paul, Kedersha, Nancy
openaire   +2 more sources

Mixed‐Metal Promotion in a Manganese‐Molybdenum Oxynitride as Catalyst to Integrate C─C and C─N Coupling Reactions for the Direct Synthesis of Acetonitrile from Syngas and Ammonia

open access: yesAdvanced Materials, EarlyView.
Transition metal oxy/carbo‐nitrides show great promise as catalysts for sustainable processes. A Mn‐Mo mixed‐metal oxynitride attains remarkable performance for the direct synthesis of acetonitrile, an important commodity chemical, via sequential C─N and C─C coupling from syngas (C1) and ammonia (N1) feedstocks.
M. Elena Martínez‐Monje   +7 more
wiley   +1 more source

Attenuation of AMPK signaling by ROQUIN promotes T follicular helper cell formation

open access: yeseLife, 2015
T follicular helper cells (Tfh) are critical for the longevity and quality of antibody-mediated protection against infection. Yet few signaling pathways have been identified to be unique solely to Tfh development.
Roybel R Ramiscal   +17 more
doaj   +1 more source

Method for Particle Size Control During the Drying and Granulation in Fluidized Bed [PDF]

open access: yes, 2001
The fluidized bed process presented in this paper is suitable for recovery of solids from solutions in the form of granules. The solution is sprayed into the bed and as solvent evaporates, solid material is deposited on the surface of fluidizing ...
Dencs, B., Gyenis, János, Tardos, I. G.
core  

Sculpting the Future of Bone: The Evolution of Absorbable Materials in Orthopedics

open access: yesAdvanced Materials, EarlyView.
This review summarizes the current status of polymeric, ceramic, and metallic absorbable materials in orthopedic applications, and highlights several innovative strategies designed to enhance mechanical performance, control degradation, and promote bioactivity. We also discuss the progress and translational potential of absorbable materials in treating
Zhao Wang   +13 more
wiley   +1 more source

Analysis of horizontal flows in the solar granulation

open access: yes, 2016
Solar limb observations sometimes reveal the presence of a satellite lobe in the blue wing of the Stokes I profile from pixels belonging to granules. The presence of this satellite lobe has been associated in the past to strong line of sight gradients ...
Noda, C. Quintero   +2 more
core   +1 more source

Influence of process variables on the properties of simvastatin self-emulsifying granules obtained through high shear wet granulation [PDF]

open access: yes, 2015
Improvements of the oral bioavailability of lipophilic drugs can be obtained using lipidic formulations such as the self-emulsifying drug delivery systems.
Benda L.   +5 more
core   +1 more source

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