Results 161 to 170 of about 37,842 (283)

Biodegradación de aceites lubricantes en residuos lignocelulosicos por Pleurotus ostreatus

open access: yes, 2018
5. Cpítulo 3: Actividad microbiana y antiodixante de los extractos etanolicos de pleurotus ostreatus.
openaire   +2 more sources

Construcción de un modelo de negocio para la creación de una empresa: Tienda especializada de productos y asesorías para el desarrollo pleno de la vida sexual de las parejas [PDF]

open access: yes, 2017
La sexualidad constituye el vínculo más profundo entre los seres humanos y como práctica está altamente intervenida por la sociedad y tiene ciertos matices que se diferencian de cultura a cultura -- A pesar de encontrarnos en un mundo globalizado siguen ...
Moncada Giraldo, Catalina   +1 more
core  

In Situ Stress‐Dispersing Hydrogel Millispheres via Load Redistribution to Restore Nucleus Pulposus Metabolic Homeostasis

open access: yesAdvanced Science, EarlyView.
Local stress concentration disrupts metabolic homeostasis and induces inflammation in the nucleus pulposus (NP), thereby accelerating intervertebral disc degeneration (IDD). A biomimetic HA/ChS hydrogel millimeter sphere (ChS@HM) is developed to enable synergistic stress dispersion and sustained hydration lubrication.
Ang Li   +4 more
wiley   +1 more source

Gestión Integral de los Aceites Lubricantes Usados

open access: yes
La relación entre medio ambiente y desarrollo se centra en el concepto de “desarrollo sostenible”, la sostenibilidad del sistema global del que el sistema es parte. Si la actual escala de la actividad económica crea problemas de equilibrio para la estabilidad de la biosfera, continuar aumentando el crecimiento económico en las condiciones en las que se
openaire   +1 more source

Self‐Powered Bearing Sensing and Real‐Time Fault Diagnosis Enabled by Non‐Invasive Triboelectric Sensors and Edge AI Acceleration

open access: yesAdvanced Science, EarlyView.
This study achieves the synergistic integration of self‐powered sensing and edge AI acceleration to establish a real‐time fault diagnosis system. The proposed TENG‐based self‐powered bearing sensor (NSE‐TBS) and FPGA‐accelerated edge AI framework fundamentally break through the inherent limitations of conventional monitoring systems, including complex ...
Kehui Zhu   +7 more
wiley   +1 more source

Safety assessment of the substance isobutane, for use in food contact materials. [PDF]

open access: yesEFSA J, 2018
EFSA Panel on Food Contact Materials   +27 more
europepmc   +1 more source

Integrated Hydrophilic Interdigitated Network for Silicone Rubber via a Gradient Polarity Modification Strategy

open access: yesAdvanced Science, EarlyView.
This work overcomes the long‐standing challenge of hydrophilic modification of silicone rubber via a gradient polarity modification strategy. By constructing a hydrophilic interpenetrating network within cured SR, simultaneous surface‐to‐bulk modification is achieved while enabling monitoring through a Eu3+ complex fluorescent tracer.
Lihui Zhang   +11 more
wiley   +1 more source

Sticky Yet Slippery: Molecular Ordering Reconciles Bubble‐Surface Affinity With Ultralow Friction at the Nanoscale

open access: yesAdvanced Science, EarlyView.
By engineering the molecular order and thickness of PDMS layers, we reconcile the stickiness and slipperiness during bubble transport. AFM measurements and MD simulations further reveal how these nanoscale architectures tune hydrophobic interaction FHB and friction force f.
Shishuang Zhang   +7 more
wiley   +1 more source

Logespec: Sostenibilidad y lubricantes ecológicos. (Septiembre 2024).

open access: yes
Revista Logespec de vigilancia Tecnológica. Tiene como temática principal las regulaciones, tendencias, mejores prácticas y normativa técnica para optimizar operaciones en las empresas y un buen trato con el medio ambiente. Ya que estamos en un mundo tan cambiante y globalizado la industria de lubricantes no se puede quedar atrás y deberá continuar con
Renato Cabrera .( Ingeniero civil industrial).   +1 more
openaire   +1 more source

Progress in Strain Engineering of 2D‐Integrated Heterostructures for Ultrasensitive Sensors

open access: yesAdvanced Science, EarlyView.
 . ABSTRACT Two‐dimensional (2D) integrated heterostructures have emerged as a cornerstone in the advancement of next‐generation sensor technologies. These heterostructures, which combine materials with different dimensionalities, have led to significant breakthroughs in sensing performance and device integration.
That Buu Ton   +4 more
wiley   +1 more source

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