Results 151 to 160 of about 83,975 (351)

Study of the impact on emissions and engine performance of diesel fuel additives made from cotton and castor blended seed oils

open access: yesHeliyon
Many approaches have been implemented in order to reduce the emissions of particular pollutants without compromising engine performance. Cotton and castor mixed seed oil was chosen for the current study due to their distinct fatty acid composition and ...
Hailegebrel Zewdie Woldetensy   +2 more
doaj   +1 more source

RAMUS: Printable, Mechanically‐Tunable and Biodegradable Cellulose‐Mediated Composites

open access: yesAdvanced Materials Interfaces, EarlyView.
Ramus, a Latin term meaning “branch,” develops large‐scale, ambient conditions additively manufactured, and biodegradable cellulose‐based biomaterial composites able to mediate their structural capacity from micro to macroscale. Abstract Ramus develops large‐scale, ambient conditions additively manufactured, and biodegradable cellulose‐based ...
Laia Mogas‐Soldevila   +5 more
wiley   +1 more source

Formulation of biogrease from castor waste [PDF]

open access: yes, 2014
Grease is a mixture of a fluid lubricant usually petroleum oil and a thickener (soap) dispersed in the oil. The base oil (petroleum) can be changed by using the castor waste. Other than base oil, thickener may play an important role in the mixture.
Nuratiqah, Ismail
core  

Observation of Catalytic Variability of Single Enzyme Zeolitic Imidazole Framework‐8 Nanoparticles

open access: yesAdvanced Materials Interfaces, EarlyView.
A microwell‐based fluorescence method characterizes the catalytic activity of single enzyme zeolitic imidazole framework‐8 (ZIF‐8) nanoparticles (NPs). Horseradish peroxidase (HRP) and bovine serum albumin (BSA) are loaded into ZIF‐8 NPs and reveal subpopulations of catalytic activity at single‐particle resolution.
Melissa C. D'Amaral   +2 more
wiley   +1 more source

Efficiency of Castor Oil as a Storage Medium for Avulsed Teeth in Maintaining the Viability of Periodontal Ligament Cells

open access: yesJournal of Dentistry, 2018
Statement of the Problem: Researchers always seek a new storage medium for avulsed teeth. Castor oil is a vegetable oil with several advantages such as antimicrobial and antioxidant properties, low toxicity, and glutathione preservation capability, low ...
Mohammadreza Nabavizadeh   +4 more
doaj  

Solvent‐Free Phase Separation of Polystyrene‐block‐poly(2‐hydroxyethyl methacrylate) Forming Freestanding Photonic Films

open access: yesAdvanced Materials Interfaces, EarlyView.
This work presents a scalable, eco‐friendly approach to forming microstructured block copolymer (BCP) films within 15 min through hot pressing. This process enables phase separation even for high‐molecular‐weight BCPs, which are often trapped in spherical structures using time‐consuming solvent processes.
Martina Plank   +8 more
wiley   +1 more source

Análise de arranjos para extração de óleos vegetais e suprimento de usina de biodiesel [PDF]

open access: yes
This study aimed at the technical-economical evaluation of implanting some vegetal-oil extraction units in order to insert the family agriculture into bio-diesel production chain.
da Silva Junior, Aziz Galvao   +5 more
core   +1 more source

A case of accidental Ricin poisoning [PDF]

open access: yes, 2004
A case report of accidental, mild ricin poisoning by ingestion of ten Castor beans by a 70 year old man. The clinical presentation is followed by a discussion about the toxicity of ricin, its use and misuse and the contrast between the toxicity of pure ...
Cachia, Mario J., Despott, Edward
core  

Superhydrophilic TiO2/WO2.72 Nanocomposites Boost PES Membranes Performance for Natural Spring Water Decontamination

open access: yesAdvanced Materials Interfaces, EarlyView.
TiO2 membrane photocatalytic activity outperformed TiO2/WO2.72 membrane. TiO2/WO2.72 membrane outperformed in hydrophilicity, permeation, rejection and antifouling. UV254 absorbance (0.14) was reduced in natural spring water with TiO2/WO2.72 membrane.
Sibukiso Thobani Nhlengethwa   +8 more
wiley   +1 more source

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