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Painting conditioned by chemistry: the case of Egyptian and ultramarine blue pigments
Painting conditioned by chemistry: the case of Egyptian and ultramarine blue pigments
Painting, from its beginnings over 30,000 years ago, has been conditioned by the availability of pigments, whether mineral...
Thermodynamic and electrokinetic perspectives of wet/dry photovoltaic cell and photo-electrochemical cathodic protection short-circuited cell
Thermodynamic and electrokinetic perspectives of wet/dry photovoltaic cell and photo-electrochemical cathodic protection short-circuited cell
The present article deals with the working principles of regenerative wet photovoltaic cells compared to n-p-type junction...
Design of experiments for cost optimization of a glucose assay using a coupled enzymatic reaction: a practical laboratory course
Design of experiments for cost optimization of a glucose assay using a coupled enzymatic reaction: a practical laboratory course
Statistical design of experiments (DoE) is a key method for the systematic planning, execution, and analysis of experiment...
Catalytic methods of analysis: catalymetry – the inorganic sister of enzymatic analysis
Catalytic methods of analysis: catalymetry – the inorganic sister of enzymatic analysis
Catalytic methods for determination of inorganic ions are frequently labelled as catalymetry. It is the analogue of enzyma...
Cavitands: structure, recognition, and function in supramolecular chemistry
Cavitands: structure, recognition, and function in supramolecular chemistry
Resorcin[4]arenes and related cavitands are bowl-shaped macrocyclic compounds possessing rigid cavities that enable highly...
Videos in chemistry research articles
Videos in chemistry research articles
The use of videos to illustrate advances in the chemical sciences offers numerous benefits that range from enhanced reprod...
Why the size and shape of molecules matter: the molecular weight, structure, and properties of paraffins
Why the size and shape of molecules matter: the molecular weight, structure, and properties of paraffins
Considering any fuel from an engineering standpoint, a few physicochemical properties with the utmost importance are the d...
Giovanni Fabbroni and the chemical interpretation of Volta’s pile
Giovanni Fabbroni and the chemical interpretation of Volta’s pile
Galvani postulated the existence of animal electricity in 1791 after observing that touching the nerves and muscles of a s...
Alternatives to the quasi-steady-state approximation of chemical kinetics
Alternatives to the quasi-steady-state approximation of chemical kinetics
The quasi-steady-state approximation of chemical kinetics consists of equating to zero the time derivatives of the concent...
Ammonium iron hexacyanoferrate in veterinary medicine and the Chernobyl disaster: an ion exchanger for radiocesium
Ammonium iron hexacyanoferrate in veterinary medicine and the Chernobyl disaster: an ion exchanger for radiocesium
The Chernobyl nuclear disaster of April 1986 released significant radioactive contamination by means of radionuclides acro...
Introducing Li-ion battery technology to undergraduate students via hands-on lab studies and analysis
Introducing Li-ion battery technology to undergraduate students via hands-on lab studies and analysis
Lithium-ion batteries (LIBs) dominate the electrochemical energy storage field currently, yet undergraduate materials scie...
Periodic arrangements of closely packed spheres
Periodic arrangements of closely packed spheres
The symmetry aspects of close packing of hexagonal layers of equal spheres are usually presented with reference to the two...
The environmental and health damage caused by the use of coal
The environmental and health damage caused by the use of coal
Alongside oil and natural gas, coal is the most abundant non-renewable fossil fuel resource currently utilised worldwide. ...
Systematic toxicological analysis in forensic and clinical laboratories: a challenging task of analytical chemistry
Systematic toxicological analysis in forensic and clinical laboratories: a challenging task of analytical chemistry
This lecture text presents the chemical analysis used for the investigation of a suspected poisoning in clinical and foren...
Arylation of C=C bonds via non-cross-coupling reactions: historical evolution of the Meerwein arylation mechanisms
Arylation of C=C bonds via non-cross-coupling reactions: historical evolution of the Meerwein arylation mechanisms
The arylation of olefines had a milestone year in 1939 when Hans Meerwein (1879–1965) reported that olefins could re...
The chemistry behind paper restoration: diagnostic techniques and cutting-edge innovation
The chemistry behind paper restoration: diagnostic techniques and cutting-edge innovation
The conservation of ancient paper and manuscripts is a complex and evolving field that combines historical understanding, ...
Dissecting the polymorphism of chemical potential numerically and analytically
Dissecting the polymorphism of chemical potential numerically and analytically
Chemical potential is one of the most elusive concepts students encounter in thermodynamics partly owing to its polymorphi...
Journey through the ages: historical milestones in organic stereochemistry
Journey through the ages: historical milestones in organic stereochemistry
Stereochemistry, the study of the spatial arrangement of atoms within molecules, has emerged as one of the most transforma...
The origin of the postulates in the Bohr model of the hydrogen atom
The origin of the postulates in the Bohr model of the hydrogen atom
This lecture text introduces the Bohr model of the hydrogen atom in a historical context. Danish physicist Niels Henrik Da...
Coal: exploration, reserves, and utilization
Coal: exploration, reserves, and utilization
Coal exploration is a very demanding task, highly dependent on geological and economic factors and the utilization of coal...
How the concept of chemical affinity evolved and how it contributed to chemical science
How the concept of chemical affinity evolved and how it contributed to chemical science
This historiographic paper traces the evolution of the concept of chemical affinity from its antique origins until the end...
Photochemistry of the retinal chromophore in the process of seeing (vision)
Photochemistry of the retinal chromophore in the process of seeing (vision)
The process of vision is a complex biochemical process that involves the participation of two types of retinal photorecept...
Application of the van’t Hoff equation to phase equilibria
Application of the van’t Hoff equation to phase equilibria
van’t Hoff and Clausius–Clapeyron equations correspond to chemical and phase equilibria, respectively, but the...
Changes in scientific publishing and possible impact on authors’ choice of journals
Changes in scientific publishing and possible impact on authors’ choice of journals
Choosing the journal to which submit the results of a scientific work constitutes an important and challenging decision. I...
Pressure-sensitive acrylic adhesives (PSAs): how it began and the present state of art
Pressure-sensitive acrylic adhesives (PSAs): how it began and the present state of art
Pressure-sensitive adhesives, especially acrylate-based pressure-sensitive adhesives, are the main group of polymers used ...
The salt effect: kinetics and thermodynamics
The salt effect: kinetics and thermodynamics
The primary kinetic salt effect is reviewed and a generalized Brönsted–Bjerrum equation is presented. The class...
Le Chatelier’s principle for constant pressure reactions: a mnemonic diagram to judge potential pitfalls
Le Chatelier’s principle for constant pressure reactions: a mnemonic diagram to judge potential pitfalls
Le Chatelier’s principle is widely applied in undergraduate chemistry to predict responses to perturbations in equil...
Exact solutions of reversible dimerization and trimerization kinetics
Exact solutions of reversible dimerization and trimerization kinetics
We review the oligomerization kinetics problem and present exact solutions for the reversible dimerization and trimerizati...
Introduction to electrochemical science using Legendre transforms
Introduction to electrochemical science using Legendre transforms
The Legendre transform is a mathematical method that is very useful for finding basic equations that describe electrical s...
(+)-Nootkatone, the flavor of grapefruit
(+)-Nootkatone, the flavor of grapefruit
Nootkatone is one of the most valuable citrus flavors. Originally isolated from the heartwood of the Nootka cypress (Calli...
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