maximum rate constant

USAGE SUMMARY

The phrase "maximum rate constant" is correct and usable in written English.
It can be used in scientific or technical contexts, particularly in chemistry or kinetics, to refer to the highest rate at which a reaction can occur under specific conditions. Example: "The maximum rate constant for this reaction was determined to be 5.2 x 10^3 M^-1s^-1."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

8 human-written examples

The kinetic model used illustrated the comparable variations in Michaelis constant (k m) and maximum rate constant (r m) under varying proportions of the initial feedstock.

International Journal of Recycling of Organic Waste in Agriculture

Yttrium doped ceria with hollow sphere structure has a maximum rate constant of 0.0267 h−1 and an oxidation quantum efficiency of 0.3610%, which are about 2 times as high as that of pure CeO2 with octahedral structure.

Catalysis Today

The half-life (t1/2, day) of the exchange reaction was estimated using the equation: t1/2 (day) = ln2/kφmax/24, where kφmax (hr−1) is the maximum rate constant obtained from the plateau to the alkaline side of the sigmoid titration curve.

Plosone

<img src="http://journals.plos.org/plosone/article/asset?id=info?doi/10.1371/journal.pone.0017055.e004.PNG" class= inline-graphic"/> where A1 is the minimum rate constant at the lowest pH, A2 is the maximum rate constant at the highest pH, x0 is the point of inflection, and δx is the change in x corresponding to the most significant change in y values.

Plosone

Changes in the maximum rate constant are not regular, and its correlation with the peptide sequence is difficult to determine.

Analytical and Bioanalytical Chemistry

The second slow phase showed little concentration dependence and had a maximum rate constant of 0.29 s−1.

Biochemistry

Human-verified similar examples from authoritative sources

Similar Expressions

51 human-written examples

The maximum rate constants km indicate the contribution of tunnel processes for thin films and classical transitions at the lower edge of the conduction band at the oxide surface for thick films.

Electrochimica Acta

The rate of inactivation exhibited a non-linear dependence on the concentration of BTD which can be described by reversible binding of reagent to the enzyme (KD 81.2 ± 9.2 mM) prior to the irreversible reaction, with maximum rate constants of 0.18 ± 0.01 min− 1.

Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics

Discrete parameters were used to sample the cone of admissible fluxes, whereas the continuous Michaelis and maximum rates constants were obtained by local minimization of an objective function.The model was used to predict the distribution of fluxes within the network of various metabolic precursors.

BMC Systems Biology

Applying the modified Stover Kincannon model to the reactor, the maximum removal rate constant (Umax) and saturation value constant (KB) were found to be 2 kg m−3 d−1 and 1.69 kg m−3 d−1 respectively.

Water Research

In a pseudo-first-order Langmuir Hinshelwood (L H) model, the maximum reaction rate constant obtained is 0.148 min−1 under an exposure to sunlight with solar UVA irradiance of 1.56 mW/cm2.

Solar Energy

Expert writing Tips

Best practice

When discussing enzyme kinetics, clearly define the conditions (temperature, pH, etc.) under which the "maximum rate constant" was determined, as these factors significantly influence the rate.

Common error

Avoid confusing the "maximum rate constant", which represents the upper limit of a reaction's speed, with the reaction order, which describes how the rate depends on reactant concentrations. They are distinct concepts.

Linguistic Context

The phrase "maximum rate constant" functions as a noun phrase, typically acting as a subject or object in a sentence describing chemical or biological processes. It's used to quantify the upper limit of a reaction's speed as seen in Ludwig.

Expression frequency: Uncommon

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

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Ludwig's WRAP-UP

The phrase "maximum rate constant" is a technical term predominantly used in scientific and academic contexts to denote the highest achievable rate of a specific reaction. As Ludwig AI's analysis confirms, the phrase is grammatically sound and commonly found in scientific literature. While alternatives like "peak rate constant" or "highest rate constant" exist, "maximum rate constant" provides a standard and widely understood measure. Correct usage involves specifying the conditions under which the maximum rate is observed to prevent potential misinterpretations.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

peak rate constant

Replaces "maximum" with "peak", suggesting the highest point in a range of rate constants.

highest rate constant

Uses "highest" instead of "maximum", emphasizing the upper limit of the rate constant.

maximal rate constant

Employs "maximal", a synonym for "maximum", maintaining the same meaning.

upper limit of the rate constant

Expresses the concept as a boundary, using "upper limit" to define the maximum value.

maximum velocity constant

Substitutes "rate" with "velocity", implying a speed-related constant.

maximum reaction rate constant

Adds "reaction" to specify the context of the rate constant, clarifying its application.

maximum specific rate constant

Adds "specific" to further clarify that the rate constant is for a particular condition or substance.

saturation rate constant

Indicates the rate constant at a point where further increase in concentration does not increase the rate.

limiting rate constant

Highlights the role of the rate constant as a factor that restricts the overall rate.

maximum constant rate

Inverts order and change "rate constant" to "constant rate".

FAQs

How is the "maximum rate constant" used in chemical kinetics?

The "maximum rate constant" is a key parameter in chemical kinetics, representing the highest possible rate of a reaction under specific conditions. It's often used in rate laws and kinetic models to describe and predict reaction behavior.

What factors can influence the "maximum rate constant" of a reaction?

Several factors can influence the "maximum rate constant", including temperature, pH, the presence of catalysts, and the intrinsic properties of the reactants involved.

How does the "peak rate constant" differ from the initial reaction rate?

While both relate to reaction speed, the "peak rate constant" signifies the absolute highest rate achievable under ideal circumstances. The initial reaction rate reflects the rate at the start, which might be lower due to substrate concentration or other limiting factors.

Is the "maximum rate constant" the same as the Michaelis-Menten constant (Km) in enzyme kinetics?

No, the "maximum rate constant" (often related to Vmax) represents the maximum rate of an enzyme-catalyzed reaction, while the Michaelis-Menten constant (Km) is the substrate concentration at which the reaction rate is half of Vmax. They are different kinetic parameters.