hydrogen accessibility

USAGE SUMMARY

The phrase "hydrogen accessibility" is correct and usable in written English.
It can be used in contexts related to chemistry, materials science, or energy, particularly when discussing the availability or ease of access to hydrogen for various applications. Example: "The study focused on the hydrogen accessibility of different catalysts to improve fuel cell efficiency."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

4 human-written examples

If the required hydrogen could be "in situ" generated in the active sites of the catalyst, the above problems caused by hydrogen accessibility would be solved.

Applied Petrochemical Research

All eight residues for which only a single ensemble model has an amide hydrogen accessibility above 0.5 Å have predicted exchange rates that exceed the experimental results.

Biochemistry

The underestimation of the hydrogen exchange rates for residues in which only one model conformation has an amide hydrogen accessibility above 0.5 Å (red symbols in Figure 4) is consistent with that expected from the statistics of undersampling.

Biochemistry

Adding the HNOX and PAS domains (β-1 384 β-1 384ns resulted in localized changes in hydrogen accessibilitrans the catalytic domains of both the α and β subunits, presulted in the 'front' side; this footprint is consistent with the HNOX/PAS domains blocalizedubstrate entry to the achangesine.

Biochemical Society Transactions

Human-verified similar examples from authoritative sources

Similar Expressions

56 human-written examples

Many of the residues with amide hydrogen accessibilities greater than 0.5 Å in the 2NR2 ensemble exhibit a range of conformer acidity values comparable to those of the conformationally disordered C-terminus, despite being considerably more restricted in the scale of their mobility.

Biochemistry

Rheological data depicted the modulus decreasing with aniline dimer increment due to limited hydrogen bonds accessibility.

Journal of Colloid and Interface Science

To guarantee high propylene yield, a good catalyst must have low hydrogen transfer, high accessibility and prevailing matrix technology to complement the right reaction system and reaction conditions.

Applied Petrochemical Research

These indices incorporate information related to atom, types and electron accessibility, hydrogen atom E-states, and connectivities that are influenced by all of the sub-structural features of a molecule [40 42].

Chemistry Central Journal

The infrastructure of clean hydrogen production and accessibility has not yet caught up to the automotive technology.

Huffington Post

Hydrogen bonds, solvent accessibility, secondary structure and JOY-based representations were obtained using JOY package (85) for all the entries in the database.

Database : the journal of biological databases and curation

Besides, the concept was extended to atom based fingerprints with further modifications: An expanded interaction fingerprint approach incorporates hydrogen-bonding strength and/or accessibility of the hydrogen bonding groups as well as geometric arrangement [13].

Journal of Cheminformatics

Expert writing Tips

Best practice

When discussing catalysts, clarify whether you're referring to "hydrogen accessibility" to the catalyst surface or within its active sites for optimal performance.

Common error

Don't use "hydrogen accessibility" when you simply mean the presence of hydrogen. "Accessibility" implies the ease with which hydrogen can interact or be utilized in a specific context, not just its existence.

Linguistic Context

The phrase "hydrogen accessibility" functions as a noun phrase, specifying the degree to which hydrogen can be reached or utilized in a particular system or process. Ludwig AI suggests that it is often used in scientific or technical contexts.

Expression frequency: Uncommon

Frequent in

Science

75%

News & Media

25%

Formal & Business

0%

Less common in

Academia

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, "hydrogen accessibility" refers to the degree to which hydrogen can be reached or utilized within a specific context, primarily in scientific and technical domains. Ludwig AI confirms its grammatical correctness, indicating its common usage in describing factors affecting catalytic activity and molecular interactions. While often found in scientific literature, the term is infrequent in general usage. To ensure clarity, distinguish between mere hydrogen presence and the ease with which it can interact within a system.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

hydrogen availability

Focuses on the general presence and supply of hydrogen.

hydrogen attainability

Emphasizes the possibility of obtaining or reaching hydrogen.

hydrogen permeability

Highlights the ability of hydrogen to pass through a material.

hydrogen reactivity

Focuses on the chemical activity and interaction of hydrogen.

hydrogen uptake

Emphasizes the absorption or assimilation of hydrogen.

hydrogen diffusion

Highlights the movement of hydrogen from an area of high concentration to low concentration.

hydrogen storage capacity

Focuses on the amount of hydrogen that can be stored in a specific medium.

hydrogen release rate

Emphasizes the speed at which hydrogen is emitted or discharged.

hydrogen delivery

Focuses on transporting or supplying hydrogen.

ease of hydrogenation

Highlights how easy it is to add hydrogen to a molecule or compound.

FAQs

How is "hydrogen accessibility" measured in materials science?

Methods to measure "hydrogen accessibility" include techniques like hydrogen-deuterium exchange mass spectrometry, which reveals solvent accessibility and flexibility, and computational modeling to assess steric factors.

What factors affect "hydrogen accessibility" in a catalyst?

Factors include pore size, surface area, and the presence of other molecules that may block or enhance "hydrogen accessibility" to active sites within the catalyst.

In what contexts is "hydrogen availability" a suitable substitute for "hydrogen accessibility"?

"Hydrogen availability" is appropriate when simply referring to the presence of hydrogen, whereas "hydrogen accessibility" implies that hydrogen can be easily reached or used in a specific chemical or physical process.

How does "hydrogen accessibility" relate to fuel cell efficiency?

Improved "hydrogen accessibility" in fuel cells can lead to better reaction kinetics, allowing hydrogen to more efficiently reach the electrode surfaces and participate in the electrochemical reactions, thus increasing overall fuel cell performance.