Results 11 to 20 of about 664,597 (305)

Exploiting limited valence patchy particles to understand autocatalytic kinetics [PDF]

open access: yes, 2018
Autocatalysis, i.e., the speeding up of a reaction through the very same molecule which is produced, is common in chemistry, biophysics, and material science. Rate-equation-based approaches are often used to model the time dependence of products, but the
Corezzi, Silvia   +2 more
core   +1 more source

Trace-Level Determination of Polycyclic Aromatic Hydrocarbons in Dairy Products Available in Spanish Supermarkets by Semi-Automated Solid-Phase Extraction and Gas Chromatography–Mass Spectrometry Detection

open access: yesFoods, 2022
Polycyclic aromatic hydrocarbons (PAHs) have been classified as priority pollutants by the U.S. Environmental Protection Agency (EPA) and the European Commission on the grounds of their carcinogenic, mutagenic and teratogenic properties. Because of their
Laura Palacios Colón   +2 more
doaj   +1 more source

Design and Control of the Micromotor Swarm Toward Smart Applications

open access: yesAdvanced Intelligent Systems, 2021
Micro‐ and nanomotors are micro‐ and nanostructures capable of autonomous movement and collective behavior, mimicking natural counterparts. This review aims to give a recent perspective on micro‐ and nanomotors driven by intelligent mechanisms in action ...
Kaisong Yuan   +3 more
doaj   +1 more source

Development and tailoring of amino-functionalized activated carbon based Cucumerupsi manni Naudin seed shells for the removal of nitrate ions from aqueous solution

open access: yesJournal of Saudi Chemical Society, 2021
The removal of nitrate ions with ethylenediamine (EDA)-functionalized activated carbon (AC-NH2) was studied in this work. Activated carbon prepared from Cucumerupsi manni Naudin seed shells using ZnCl2 (ACZ) was functionalized with EDA via a nitric acid ...
Rene Blaise Ngouateu Lekene   +5 more
doaj   +1 more source

Piezoelectric Gas Sensors with Polycomposite Coatings in Biomedical Application

open access: yesSensors, 2022
When developing methods for diagnosing pathologies and diseases in humans and animals using electronic noses, one of the important trends is the miniaturization of devices, while maintaining significant information for diagnostic purposes.
Anastasiia Shuba   +2 more
doaj   +1 more source

A cost-effective approach to produce 15N-labelled amino acids employing Chlamydomonas reinhardtii CC503

open access: yesMicrobial Cell Factories, 2017
Background The use of enriched stable isotopes is of outstanding importance in chemical metrology as it allows the application of isotope dilution mass spectrometry (IDMS).
Jesús Nicolás Carcelén   +5 more
doaj   +1 more source

Atmospheric Chemistry for Astrophysicists: A Self-consistent Formalism and Analytical Solutions for Arbitrary C/O [PDF]

open access: yes, 2015
We present a self-consistent formalism for computing and understanding the atmospheric chemistry of exoplanets from the viewpoint of an astrophysicist.
Heng, Kevin   +2 more
core   +2 more sources

Voltammetric Investigation of Ferulic Acid at Disposable Pencil Graphite Electrode

open access: yesMicromachines, 2023
Ferulic acid (FA), a monohydroxycinnamic acid, is an antioxidant with multiple beneficial effects on human health, presenting also importance in the food and cosmetics industry.
Iulia Gabriela David   +6 more
doaj   +1 more source

Fluctuation Theorems [PDF]

open access: yes, 1995
Fluctuation theorems, which have been developed over the past 15 years, have resulted in fundamental breakthroughs in our understanding of how irreversibility emerges from reversible dynamics, and have provided new statistical mechanical relationships ...
Sevick, E. M.   +3 more
core   +3 more sources

Renewable energy for a green future: Electricity produced from efficient luminescent solar concentrators

open access: yesSolar Energy Advances, 2022
This article proposes an overarching review of the technologies engaged in world wide energy demand which uses from non-renewable to renewable energies.
Aline Varella Rodrigues   +3 more
doaj   +1 more source

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