Results 1 to 10 of about 5,489 (194)

Metal ion removal using a low-cost coconut shell activated carbon bioadsorbent in the recovery of lactic acid from the fermentation broth [PDF]

open access: yesBioresources and Bioprocessing, 2023
Downstream recovery and purification of lactic acid from the fermentation broth using locally available, low-cost materials derived from agricultural residues was demonstrated herein.
Wasupon Wongvitvichot   +3 more
doaj   +2 more sources

Deep Coupled Integration of CSAC and GNSS for Robust PNT [PDF]

open access: yesSensors, 2015
Global navigation satellite systems (GNSS) are the most widely used positioning, navigation, and timing (PNT) technology. However, a GNSS cannot provide effective PNT services in physical blocks, such as in a natural canyon, canyon city, underground ...
Lin Ma   +4 more
doaj   +3 more sources

CSAC Characterization and Its Impact on GNSS Clock Augmentation Performance [PDF]

open access: yesSensors, 2017
Chip Scale Atomic Clocks (CSAC) are recently-developed electronic instruments that, when used together with a Global Navigation Satellite Systems (GNSS) receiver, help improve the performance of GNSS navigation solutions in certain conditions (i.e., low ...
Enric Fernández   +2 more
doaj   +4 more sources

Coconut shell activated carbon engineered for triphasic adsorption and multimechanistic removal of emerging contaminant F-53B [PDF]

open access: yesScientific Reports
A novel substitute for perfluorooctane sulfonate (PFOS), 6:2 Chlorinated polyfluoroalkyl ether acid (6:2 Cl-PFAES, F-53B), has been widely used in the electroplating and firefighting industries, raising concerns due to increasing environmental prevalence.
Yongming Wu   +10 more
doaj   +2 more sources

Rochdale Canal cSAC [PDF]

open access: yes, 2002
This is the report on Habitats Directive, the Review of Consents Stage 1 and 2 by the Environment Agency of the Rochdale Canal cSAC. The Habitats Directive has the main aim to promote the maintenance of biodiversity by defining a common framework for ...

core   +2 more sources

Adsorptive Removal Behavior of Two Activated Carbons for Bis(2-ethylhexyl) Phosphate Dissolved in Water [PDF]

open access: yesToxics
Bis(2-ethylhexyl) phosphate (P204) is widely used in extraction processes in the nuclear and rare earth industries. However, its high solubility in water results in high levels of total organic carbon and phosphorus in aqueous environments, and may also ...
Lifeng Chen   +10 more
doaj   +2 more sources

Influence of very high temperatures on properties of medium grained lightweight aggregate mortars containing perlite and various cement types [PDF]

open access: yesScientific Reports
This article examines the effects of very high temperatures (300–1000 °C) on the physical, mechanical, and thermal behaviour of medium-grained lightweight mortars incorporating expanded perlite (EP) and three cement types: Ordinary Portland (OPC ...
Jan Pizoń   +2 more
doaj   +2 more sources

Hierarchical Porous Activated Carbon Derived from Coconut Shell for Ultrahigh-Performance Supercapacitors [PDF]

open access: yesMolecules, 2023
In this research, we successfully produced hierarchical porous activated carbon from biowaste employing one-step KOH activation and applied as ultrahigh-performance supercapacitor electrode materials.
Yawei Wang   +9 more
doaj   +2 more sources

Cervical sagittal alignment changes following anterior cervical discectomy and fusion, laminectomy with fusion, and laminoplasty for multisegmental cervical spondylotic myelopathy [PDF]

open access: yesJournal of Orthopaedic Surgery and Research, 2023
Objective Cervical sagittal alignment changes (CSACs) influence outcomes and health-related quality-of-life. Anterior cervical discectomy and fusion (ACDF), laminectomy with fusion (LCF), and laminoplasty (LP) are common treatments for multisegmental ...
Xiang-Yu Li   +5 more
doaj   +2 more sources

Cohort profile: the China surgery and anesthesia cohort (CSAC). [PDF]

open access: yesEur J Epidemiol
AbstractThe China Surgery and Anaesthesia Cohort (CSAC) study was launched in July 2020 and is an ongoing prospective cohort study recruiting patients aged 40–65 years who underwent elective surgeries with general anaesthesia across four medical centres in China.
Yang L   +16 more
europepmc   +3 more sources

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