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THEORY OF LASER ABLATION

Abstract

In this work, the process of destruction of a solid substance, similar to evaporation or sublimation, is studied, usually complicated by the presence of a condensed phase in the destruction products (laser ablation). The dependence of the thickness of polyimide ablated per pulse under the action of excimer ArF, KrF, XeCl and XeF lasers as a function of the irradiation dose is obtained.

It is shown that laser ablation is one of the main mechanisms of laser destruction of polymers under the action of laser radiation.

About the Authors

Boris Inalovich Kunizhev
Kabardino-Balkarian State University
Russian Federation


Zeynap Sultanovna Torshchoeva
Ingush State University
Russian Federation


Malika Mussaevna Polonkoeva
Ingush State University
Russian Federation


Asiyat Mukhamedovna Kugotova
Kabardino-Balkarian State University
Russian Federation


References

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2. Said-Galiev E.D., Nikitin L.N. Ablation of Polymers and Composites under the Action of Radiation // Mechanics of Composite Materials. 1992. No. 2. Pp. 152–157.

3. Torshkhoyeva Z.S., Kunizhev B.I., Kugotova A.M., Akhriev A.S., Tsechoeva A.Kh., Teshev R.Sh. Mechanism of Laser Ablation of Polymers // Izvestiya of Kabardino-Balkarian State University. 2020. Vol. 10, No. 1. Pp. 5–9.

4. Krasovsky A.M., Tolstopyatov E.M. Laser ablation of polytetrafluoroethylene // Surface. Physics, chemistry, mechanics. 1985. No. 1. Pp. 143–149.

5. Vinogradov B.A., Perepelkin K.E., Meshcheryakova G.P. The Effect of Laser Radiation on Polymer Materials. St. Petersburg: Nauka, 2006, pp. 355–369.

6. Malyshev A.Yu., Bityurin N.M. Laser ablation of strongly absorbing dielectrics irradiated by two subpicosecond laser pulses // Квантовая электроника. 1999. Т. 26, № 2. С. 134–138.


Review

For citations:


Kunizhev B.I., Torshchoeva Z.S., Polonkoeva M.M., Kugotova A.M. THEORY OF LASER ABLATION. Proceedings of the Kabardino-Balkarian State University. 2022;12(5):14-18. (In Russ.)

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ISSN 2221-7789 (Print)