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Electrochemistry Quotes

There are 67 quotes

"Now let's calculate the net cell potential, which is 2.10 volts."
"The Baghdad Battery: a galvanic cell that they could use to do electroplating, a technique that wasn't possible until the 1840s."
"Anions are oxidized at the anode; cations are reduced at the cathode."
"Cyclic voltammetry is a commonly used electrochemical technique."
"The electrochemical potential window is very important to figure out before you do any type of redox study."
"We can relate the current to the density of the active species using this equation here."
"We can use all of this information to rationalize the current density trends."
"We need to really try and understand what happens at that electrified interface in terms of a reaction mechanism."
"Electrochemistry is the study of any chemical reactions that involve the electron transfer."
"The essential things for a battery are the cathode, anode, and electrolyte."
"The selection of your electrolyte and the solvent used can highly affect the electrochemical potential of the battery."
"Faraday's law says that the amount at which an anode is consumed and the amount of copper that gets plated on at the cathode is proportional to the charge that passes through the system."
"In order to measure the standard electrode potential, the temperature must be 25 degrees Celsius."
"EIS is a really quick and non-destructive method of probing all these different electrochemical processes and conduction processes."
"A potentiostat is actually something that maintains a constant or set potential within a multi-electrode cell."
"Cyclic voltometry is used for characterizing an electrochemical redox reaction that happens on a working electrode."
"Gain of electron is termed as reduction in chemistry and loss of electron is termed as oxidation."
"The more you understand the theory behind CV and LSV, the better you'll be able to plan your experiment."
"If the cell potential is positive, Delta G will be negative, and the reaction is spontaneous."
"The greater the difference in the reactivity between the two metals, the higher the voltage produced by the cell."
"Electrochemical corrosion measurements are based on good solid science developed over many years."
"Electrochemistry is not just the study of batteries; it's the study of our brains, neurology, our bodies, fuel cells, desalination, and even some computing technology."
"We want to know how much of the charge is being carried out by the lithium ion since that's the species that's diffusing between the cathode and anode."
"Electrochemistry is a topic that's very near and close to my heart."
"I cannot think of a more diversely knowledgeable person than Hubert on anything electrochemistry."
"Oxidation occurs at the anode, reduction at the cathode, and the cell potential of any galvanic cell is always positive."
"EIS is non-destructive, so you can track the failure or deterioration with time."
"Electricity may be used to cause a reaction that is not favored to occur."
"Electrochemistry offers an interesting, untapped potential."
"This is the way you can use electrochemical cycling... you can control the pore size, allowing you to tailor materials property."
"Electricity might not be thought of as a reductant, but you can use electrochemical reactions to oxidize or reduce stuff."
"Hydrogen is produced at the cathode because the magnitude of that reduction potential for the formation of hydrogen is smaller."
"The correct answer is that hydrogen is produced at the cathode."
"The reaction is favorable because the cell potential is positive."
"We need to drive a higher potential in order to overcome the kinetic barriers to the electrochemistry going on in our cell."
"Through modification of our electrodes, we can increase the exchange current density, which will favour particular processes to our advantage."
"Through better understanding of electrochemical processes, we will understand better about how chemical reactions happen."
"Electrochemical redox reactions involved in charging and discharging batteries occur at the outermost surfaces of the materials used within the batteries."
"In a galvanic cell, electricity is produced, and in an electrolytic cell, electricity is consumed."
"The deviation of electrode or cell potential from its equilibrium value is called overpotential."
"Galvanic corrosion occurs where we've got two dissimilar metals in contact with each other."
"Reduction occurs at the cathode and oxidation occurs at the anode."
"Secondary batteries are rechargeable, because their electrochemical reaction can be reversed by applying a certain voltage to the battery in the opposite direction of the discharge."
"The electrode potential can be identified quite simply by being equidistant between the reduction peak and the oxidation peak."
"This electrochemical method is really a viable approach to the generation of new therapies."
"The mass of a substance liberated at the electrode during electrolysis is directly proportional to the quantity of electricity passed into the substance."
"Faraday's first law of electrolysis states that the mass is directly proportional to current times time."
"The galvanic cell is an electrochemical device that takes advantage of a spontaneous reaction."