for internal calibration

USAGE SUMMARY

The phrase "for internal calibration" is correct and usable in written English.
It can be used in contexts where adjustments or measurements are being made within a system or organization to ensure accuracy or proper functioning. Example: "The equipment requires regular checks for internal calibration to maintain its precision."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

32 human-written examples

The carbon 1 s photoemission line (284.6 eV) was used for internal calibration as a reference.

Nature

The system can simultaneously and selectively measure metabolite (e.g. lactate) and electrolytes (e.g. pH, sodium) together with temperature sensing for internal calibration.

Biosensors and Bioelectronics

Feed gas characteristic syngas with H2 CO ratio of 2 optionally with 5 10%% CO2 with 5 vol% of N2 as for internal calibration.

Applied Petrochemical Research

The test conditions of the carbide catalysts are set as follows: Feed gas characteristic syngas with H2 CO ratio of 2 optionally with 5 10%% CO2 with 5 vol% of N2 as for internal calibration GHSV 2,000 4,000 H−1 Pressure 5.0 10.0 MPa Temperature 220 300 °C.

Applied Petrochemical Research

Three trypsin autolysis peaks were used for internal calibration.

Plosone

Autolytic tryptic peptides or peptides resulting from the identified protein were used for internal calibration.

Plosone

Human-verified similar examples from authoritative sources

Similar Expressions

28 human-written examples

All planar whole-body scans after the administration of the radionuclide therapy contained the flask with a known amount (~20 MBq) of 177Lu for the internal calibration.

EJNMMI Physics

Tune mix (Agilent, ESI-L low concentration) was introduced through a divert valve at the end of each chromatographic run for automatic internal calibration.

Analytical Chemistry

For protein analysis mass spectra were calibrated externally and for peptide analysis internal calibration from trypsin autolysis peaks was used.

Plosone

The Ct values for the control genes GAPDH and ACTB were averaged for use in internal calibration, and premenopausal breast tissue RNA was a reference for plate-to-plate parallel calibration.

Breast Cancer Research

Lock mass option was enabled in all measurements and decamethylcyclopentasiloxane background ions (at m/z 371.10123) were used for real-time internal calibration.

Cell Communication and Signaling

Expert writing Tips

Best practice

When documenting scientific or technical procedures, be specific about the materials or methods used "for internal calibration". For instance, specify the reference standards or known values used to ensure accuracy.

Common error

Avoid vague statements about calibrating internally without specifying how the calibration is achieved. Instead of saying 'The device was internally calibrated', detail the exact steps and reference materials employed, e.g., 'The device was internally calibrated using a certified reference material traceable to NIST'.

Linguistic Context

The phrase "for internal calibration" functions as an adverbial phrase of purpose, indicating the reason or intent behind a particular action or procedure. It clarifies why a certain step is taken, which is to ensure the accuracy and reliability of measurements or processes. Ludwig AI shows this phrase appears in diverse contexts, mainly related to science.

Expression frequency: Uncommon

Frequent in

Science

98%

Formal & Business

1%

Academia

1%

Less common in

News & Media

0%

Encyclopedias

0%

Wiki

0%

Ludwig's WRAP-UP

In summary, the phrase "for internal calibration" is a grammatically sound phrase predominantly used in scientific and technical fields to specify the purpose of a calibration method using internal reference points. As Ludwig AI confirms, this phrase is appropriate for use when describing processes that require precise standardization within a system. While the phrase isn't overwhelmingly common, you can enhance clarity by detailing the exact method or standard used in calibration, thus avoiding vague or overgeneralized descriptions. Alternative phrases such as "for self-calibration" or "for intrinsic calibration" can be used depending on the context. Accurate usage of the phrase ensures clear communication of methodologies and results in scientific and technical documentation.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

for self-calibration

Emphasizes the automated aspect of the calibration process, where the system adjusts itself.

for built-in calibration

Highlights that the calibration mechanism is an integral part of the system's design.

for intrinsic calibration

Implies the calibration relies on the inherent properties of the system or its components.

for on-site calibration

Focuses on performing calibration at the location where the system is being used.

for embedded calibration

Suggests the calibration process is deeply integrated within the system's operations.

for system calibration

Broader term that doesn't specify the nature of calibration but implies overall adjustment of system parameters.

for automated calibration

Focuses on the automatic nature of the calibration process.

for inherent adjustment

Highlights the adjustment based on inherent system properties, rather than external standards.

for self-adjustment

Similar to self-calibration, but more general, encompassing broader adjustments beyond strict calibration.

for internal standardization

Implies using internal standards to normalize measurements or results.

FAQs

How is "for internal calibration" used in scientific research?

In scientific research, "for internal calibration" often refers to using known standards or reference points within an experiment to correct for systematic errors or variations in measurements. This ensures the accuracy and reliability of the results.

What's an example of a substance used "for internal calibration" in mass spectrometry?

In mass spectrometry, substances like "polydimethylcyclosiloxane" or "trypsin autolysis peaks" can be used "for internal calibration" to correct for mass inaccuracies.

How does "for internal calibration" differ from external calibration?

"For internal calibration" uses reference standards that are part of the sample or system being measured, whereas external calibration uses separate standards to calibrate the instrument before measurements are taken.

In real-time PCR, what serves "for internal calibration"?

In real-time PCR, housekeeping genes like "hypoxanthine ribosyl transferase" (hprt) are often used "for internal calibration" to normalize gene expression data and account for variations in sample quantity or quality.