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This work aims to detail the design and capabilities of the NIRSpec on the James Webb Space Telescope.

February 1, 2022Astronomy and AstrophysicsOpen Access

The Near-Infrared Spectrograph (NIRSpec) on theJames WebbSpace Telescope

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This work aims to detail the design and capabilities of the NIRSpec on the James Webb Space Telescope.
Describes low-resolution and high-resolution spectroscopy capabilities of NIRSpec.
Explains the design of single-object mode and multi-object mode using micro-shutter technology.
Discusses optical chain design trade-offs and expected spectrophotometric sensitivity based on environmental factors.
NIRSpec can perform spectroscopic tasks across a wide wavelength range, from 0.6–5.3 μm.
The instrument features both low-resolution and high-resolution spectroscopy capabilities with different configurations.
Expected sensitivity levels will vary based on the energetic particle environment in orbit.

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Overview details the design and capabilities of NIRSpec, highlighting its potential for spectroscopy in astronomy.

Jakobsen et al. (2022) studied this question.

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