SCI Abstract

search
+
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, ...
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...
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...
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...
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...
Tyrosinases: a family of copper-containing metalloenzymes
Tyrosinases: a family of copper-containing metalloenzymes
Tyrosinases (TYRs) are a family of copper-containing metalloenzymes that are present in all domains of life. TYRs catalyze...
The ideal gas law: derivations and intellectual background
The ideal gas law: derivations and intellectual background
A detailed overview of the origins and possible derivations of the ideal gas law are given in this lecture text. The tacit...
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. ...
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...
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...
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 ...
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...
Introduction to neutron scattering
Introduction to neutron scattering
Neutron scattering is a very high-performance method for studying the structure and dynamics of condensed matter with simi...
On entering academia: advice to students in today’s corporate academic world
On entering academia: advice to students in today’s corporate academic world
What used to be the practice of science and research – the understanding of natural phenomena – has undergone ...
An overview of surface forces and the DLVO theory
An overview of surface forces and the DLVO theory
This lecture text focuses on surface forces and interactions in a liquid medium, with particular emphasis on the surface-s...
Closed-form expressions for monoprotic weak acid aqueous solutions
Closed-form expressions for monoprotic weak acid aqueous solutions
A general closed-form expression for $$_\textrm^+]}$$ of solutions of a weak acid and a weak acid buffer, as well as their...
The paths to the atomic structures of proteins and nucleic acids
The paths to the atomic structures of proteins and nucleic acids
Atomic structures of large biological molecules were first established by scattering X-rays in protein crystals and later ...
A self-contained introduction to the statistical mechanics of ideal gases and chemical equilibrium
A self-contained introduction to the statistical mechanics of ideal gases and chemical equilibrium
This short but focused discussion about the most relevant aspects of statistical mechanics (SM) is addressed to chemists, ...
Migraine drugs
Migraine drugs
According to recent studies, migraine affects more than 1 billion people worldwide, making it one of the world’s mos...
Molybdenum and tungsten: oxides, suboxides and oxide hydrates
Molybdenum and tungsten: oxides, suboxides and oxide hydrates
Synthesis, analysis, structure and applications of molybdenum and tungsten trioxides and dioxides as well as mixed-valence...
Gustav Theodor Fechner as natural scientist
Gustav Theodor Fechner as natural scientist
To understand the present state of science, it is necessary to know its history. Gustav Theodor Fechner was one of the las...
Load More
format_indent_increase