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Discover LudwigThe phrase "1st order" is correct and usable in written English.
It can be used to refer to something that is first in a series or hierarchy. Example: "In this study, the researchers analyzed data from two sources, with the 1st order being the primary dataset and the 2nd order being the supplementary data."
Exact(51)
The block is discretized by 3 × 3 × 3 1st order hexahedral elements.
Amberlite XAD-4 resin – – Pseudo 1st order Endothermic – 150 min – (Dos Reis et al. 2011) 14.
AmberliteXAD-2 resin – – Pseudo 1st order Endothermic – 150 min – (Dos Reis et al. 2011) 15.
Glycine modified silica nanoparticles – Langmuir Pseudo 1st order – 10.0 40 min – (Mansa et al. 2016) 46.
Pithophora sp., a fresh water algae – – Pseudo 1st order – 6.0 – – (Vasanth Kumar et al. 2006) 24.
Hen feathers 26.10 Langmuir Pseudo 1st order Endothermic 5.0 150 min 0.1 g (Mittal 2006) 65.
Similar(8)
Deterministic Sensitivity Analysis for 1st Order-Monte Carlo Simulations – Linking TreeAge 2007 & Visual Basic.
They have different transverse wavevectors that correspond to specific stack periods by the ±1st order diffraction.
9.17 LETGS 1st-order effective area.
The former uses the ±1st-order diffraction light spots and the latter combines the 0th-order with the +1st-order or the −1st-order diffraction light spots.
See Figure 3. Figure 3 Example 2 using adjoint method/1st-order algorithm (36 iterations).
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