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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
of the surface stratum
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "of the surface stratum" is correct and usable in written English.
It can be used in contexts related to geology, environmental science, or any discussion involving layers or levels of material or substance. Example: "The analysis focused on the chemical composition of the surface stratum to determine the impact of pollution."
✓ Grammatically correct
Science
Encyclopedias
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
The DTK model consisted of five compartments representing the surface, stratum corneum, viable epidermis, blood, and storage tissues.
In the centre of the gulf are three superimposed levels: the deep stratum (38° F [3.5�� C] and 33.5 parts per thousand salinity), the intermediate stratum with a depth of 165 feet (50 m) (33° F [0.5° C] and 32.5 parts per thousand salinity), and the surface stratum, which is less salty and undergoes strong seasonal thermal variations.
Encyclopedias
In the lakes of the Eastern Alps the phenomenon of the thermocline (zone of rapid decrease of lake temperature below the warm surface stratum in summer) was first studied in the Wörther See (1891).
Encyclopedias
To reproduce the absorption route from the surface of stratum corneum into the capillaries, several perfused skin preparations were described, of which the perfused skin flap technique for pigs, weaning pigs, 1947) or horses(1948) received the most attention.
Science
Following the build up of the Sunda volcano, a gravitational collapse, due to the loading of enormous amounts of volcanic deposits on ductile marine sediments, caused thrust faults and diapiric structures in the near surface strata of the northern foot slopes (Van Bemmelen, [2]).
Science
Similar to samples from the human skin surface, stratum corneum and hair extracts of mice expressing wild-type DNase 2a degraded DNA completely (Figure 5B).
Science
However, as a study that produces insight into both surface strata of attachment as well as methods of study thereupon, it is though it retains its import whether years old or not.
Science
The drainage density values reveal that the nature of sub-surface strata is impermeable where the drainage density values are greater than five.
Science
A refined conceptual site model considers that prior to P&T remediation groundwater flow was primarily subhorizontal in the higher-permeability near surface strata, and the bulk of contaminant mass was shallow.
They can in turn extrapolate information about the general circulation of the upper stratum of the ocean from a synoptic view of the surface pressure field.
Encyclopedias
The surface sedimentary strata have been extensively eroded.
Encyclopedias
Expert writing Tips
Best practice
When describing geological or environmental layers, use "of the surface stratum" to specifically denote the uppermost layer that is exposed or directly interacts with the environment. This provides clarity and precision in scientific writing.
Common error
Avoid using "of the surface stratum" when a more general term like "top layer" or "surface level" is sufficient. The phrase is most effective when the specific, layered structure is relevant to the context.
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "of the surface stratum" primarily functions as a prepositional phrase modifying a noun. It specifies the location or composition of something in relation to the uppermost layer of a stratified substance, as evidenced by Ludwig's examples.
Frequent in
Science
50%
Encyclopedias
40%
News & Media
10%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "of the surface stratum" is a grammatically sound prepositional phrase commonly used in scientific and encyclopedic contexts to precisely describe the uppermost layer of a stratified substance or environment. Ludwig highlights its utility in providing specific details about location or composition within such layered systems. The phrase maintains a formal and scientific register, making it best suited for technical writing where accuracy is paramount. While alternatives exist, "of the surface stratum" offers a level of specificity that is essential in certain disciplines. According to Ludwig, this phrase is correct and usable in written English and can be used in contexts related to geology, environmental science, or any discussion involving layers or levels of material or substance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
of the uppermost layer
Replaces "stratum" with the more general term "layer", indicating the top-most level.
of the top layer
Simplifies the phrase using "top" instead of "surface" and "layer" instead of "stratum".
of the outer layer
Uses "outer" as a synonym for "surface", focusing on the external aspect.
of the superficial layer
Emphasizes the shallowness or exteriority of the stratum.
of the upper level
Substitutes "stratum" with "level", suitable when referring to hierarchical arrangements.
belonging to the surface layer
Changes the structure to emphasize belonging or origin, adding a relational aspect.
related to the surface stratum
Focuses on a connection or association with the surface stratum.
concerning the surface stratum
Emphasizes that the topic is about the surface stratum.
in the surface stratum
Indicates location or inclusion within the surface stratum.
from the surface stratum
Indicates origin or derivation from the surface stratum.
FAQs
How can I use "of the surface stratum" in a sentence?
You can use "of the surface stratum" to describe characteristics or components of the uppermost layer in a stratified environment, such as soil or water. For example: "The chemical composition "of the surface stratum" was analyzed to determine pollution levels."
What's the difference between "of the surface stratum" and "of the top layer"?
"Of the surface stratum" is more specific and often used in technical or scientific contexts to refer to a distinct layer, whereas "of the top layer" is a more general and informal way to describe the uppermost level. Consider using "of the top layer" in less formal contexts.
Which is more appropriate, "surface stratum" or "top layer"?
The choice depends on the context. "Surface stratum" is more formal and precise, suitable for scientific or technical writing. "Top layer" is more casual and can be used in general contexts where the specific layering is less critical. You might also consider "uppermost layer" or "outer layer".
Are there specific fields where "of the surface stratum" is commonly used?
Yes, "of the surface stratum" is frequently used in geology, environmental science, soil science, and oceanography to describe the uppermost layer of earth, soil, or water bodies. These fields require precise terminology when discussing stratified environments.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested