microwave spectroscopy: meaning, definition, pronunciation and examples

C2
UK/ˈmaɪ.krə.weɪv spekˈtrɒs.kə.pi/US/ˈmaɪ.kroʊ.weɪv spɛkˈtrɑ.skə.pi/

Technical/Scientific

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Quick answer

What does “microwave spectroscopy” mean?

A scientific technique that measures the absorption of microwave radiation by molecules to study their structure and properties.

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Pronunciation

Definition

Meaning and Definition

A scientific technique that measures the absorption of microwave radiation by molecules to study their structure and properties.

A branch of rotational spectroscopy that analyses the interaction of matter with electromagnetic radiation in the microwave frequency range (typically 300 MHz to 300 GHz), used to determine molecular geometries, dipole moments, and rotational constants.

Dialectal Variation

British vs American Usage

Differences

No significant lexical differences. Spelling conventions follow the regional norms for compound words (typically hyphenated or spaced).

Connotations

Identically technical and precise in both varieties.

Frequency

Equally low-frequency and confined to specialised physics and chemistry contexts in both regions.

Grammar

How to Use “microwave spectroscopy” in a Sentence

[Subject] used microwave spectroscopy to [verb] [object].Microwave spectroscopy of [molecule] revealed [finding].The analysis was performed by/using microwave spectroscopy.

Vocabulary

Collocations

strong
rotational microwave spectroscopyFourier-transform microwave spectroscopypulsed microwave spectroscopyemploy microwave spectroscopyuse microwave spectroscopy
medium
technique of microwave spectroscopyfield of microwave spectroscopymicrowave spectroscopy measurementsmicrowave spectroscopy studymicrowave spectroscopy data
weak
advanced microwave spectroscopyprecise microwave spectroscopyexperimental microwave spectroscopy

Examples

Examples of “microwave spectroscopy” in a Sentence

adjective

British English

  • The microwave-spectroscopy data were conclusive.
  • A microwave-spectroscopy technique was developed.

American English

  • The microwave spectroscopy data was conclusive.
  • A microwave spectroscopy technique was developed.

Usage

Meaning in Context

Business

Virtually never used.

Academic

Used in advanced physics, physical chemistry, and analytical chemistry research papers and textbooks.

Everyday

Not used in everyday conversation.

Technical

The primary context. Used in laboratory reports, research methodologies, and technical discussions about molecular analysis.

Vocabulary

Synonyms of “microwave spectroscopy”

Strong

microwave rotational spectroscopy

Neutral

rotational spectroscopy

Weak

high-frequency spectroscopymolecular rotational analysis

Vocabulary

Antonyms of “microwave spectroscopy”

optical spectroscopymass spectrometryNMR spectroscopy (different frequency range)

Watch out

Common Mistakes When Using “microwave spectroscopy”

  • Using 'microwave spectroscopy' to refer to cooking food in a microwave oven. Misspelling as 'micro-wave spectroscopy'. Using it as a verb (e.g., 'to microwave spectroscopy a sample' is incorrect).

FAQ

Frequently Asked Questions

No, they are completely different. Microwave ovens use microwave radiation to heat food by exciting water molecules. Microwave spectroscopy uses controlled, low-power microwaves to probe the rotational energy levels of molecules for analytical purposes.

It is most effective for polar molecules in the gas phase, as they must have a permanent electric dipole moment to interact with the microwave radiation. Small to medium-sized molecules are typical targets.

It provides extremely high precision and resolution for measuring rotational constants, which allows for the accurate determination of molecular structures, bond lengths, and angles.

It is generally used as an uncountable noun (e.g., 'using microwave spectroscopy'). You would not typically say 'a microwave spectroscopy' or 'microwave spectroscopies'.

A scientific technique that measures the absorption of microwave radiation by molecules to study their structure and properties.

Microwave spectroscopy is usually technical/scientific in register.

Microwave spectroscopy: in British English it is pronounced /ˈmaɪ.krə.weɪv spekˈtrɒs.kə.pi/, and in American English it is pronounced /ˈmaɪ.kroʊ.weɪv spɛkˈtrɑ.skə.pi/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think of a microwave oven rotating your food; microwave spectroscopy 'sees' how molecules rotate by using microwaves.

Conceptual Metaphor

A molecular fingerprint scanner using invisible waves.

Practice

Quiz

Fill in the gap
is crucial for determining the three-dimensional structure of gas-phase molecules.
Multiple Choice

What is the primary physical property measured by microwave spectroscopy?