## Abstract

Using a high-pressure carbon-dioxide laser amplifier enriched with the oxygen-18 isotope, we produced a 5-ps, 10-*µ*m pulse of the 1 TW peak power without splitting, which otherwise occurs due to spectral modulation by the rotation structure of the CO_{2} amplification band.

©2011 Optical Society of America

Full Article |

PDF Article

**More Like This**
### Cited By

Optica participates in Crossref's Cited-By Linking service. Citing articles from Optica Publishing Group journals and other participating publishers are listed here.

Alert me when this article is cited.

### Equations (6)

Equations on this page are rendered with MathJax. Learn more.

(1)
$$\Delta {\tilde{\nu}}_{pressure}=0.1149{P}_{CO2}+0.0794{P}_{N2}+0.0598{P}_{He}[8]$$
(2)
$$\Omega [{\text{s}}^{\text{-1}}]=\frac{d[\text{C}\cdot \text{m}]E[\text{V}\cdot {\text{m}}^{\text{-1}}]}{h[\text{J}\cdot \text{s}]},$$
(3)
$$E[\text{V}\cdot {\text{m}}^{\text{-1}}]=\sqrt{\frac{\text{2}I[\text{W}\cdot {\text{m}}^{\text{-2}}]}{{\epsilon}_{\text{0}}[\text{F}\cdot {\text{m}}^{\text{-1}}]c[\text{m}\cdot {\text{s}}^{\text{-1}}]}},$$
(4)
$$\Delta {\tilde{\nu}}_{power}[{\text{cm}}^{\text{-1}}]=\frac{\Omega [{\text{s}}^{\text{-1}}]}{c[\text{cm}\cdot {\text{s}}^{\text{-1}}]}=\text{4 .609}\times {\text{10}}^{-\text{4}}d[\text{D}]\sqrt{I[\text{W}\cdot {\text{cm}}^{\text{-2}}]}.$$
(5)
$${G}_{seq}/{G}_{reg}=2\mathrm{exp}(-h{\nu}_{3}/k{T}_{3}),$$
(6)
$$\begin{array}{l}\frac{\partial E}{\partial z}=-\frac{2\pi i{\omega}_{0}}{c\tilde{n}}{\displaystyle \sum _{j}{P}_{j}},\\ \frac{\partial {P}_{j}}{\partial t}=-\left(\frac{i({\omega}_{0}^{2}-{\Omega}_{j}^{2})}{2{\omega}_{0}}+\frac{1}{{T}_{2}}\right){P}_{j}+\frac{i{\Omega}_{j}{d}_{j}^{2}}{{\omega}_{0}\hslash}{n}_{j}E,\\ \frac{\partial n}{\partial t}=\frac{\mathrm{Im}(E{P}_{j}^{*})}{\hslash}-\frac{{n}_{j}-{\rho}_{j}N}{{T}_{R}},\end{array}$$