Time Periodic Extreme Waves in a Non-Hermitian Lattice
International Journal of Theoretical Physics, cilt.64, sa.5, 2025 (SCI-Expanded, Scopus)
- Yayın Türü: Makale / Tam Makale
- Cilt numarası: 64 Sayı: 5
- Basım Tarihi: 2025
- Doi Numarası: 10.1007/s10773-025-06004-7
- Dergi Adı: International Journal of Theoretical Physics
- Derginin Tarandığı İndeksler: Science Citation Index Expanded (SCI-EXPANDED), Scopus, INSPEC, MathSciNet, zbMATH
- Anahtar Kelimeler: Periodic extreme waves, Non-Hermitian lattice
- Kırklareli Üniversitesi Adresli: Evet
Özet
Periodic extreme waves, characterized by their recurrent and exceptionally high amplitudes, have gained significant attention in various scientific disciplines. In this study, we consider a nonreciprocal DNLS equation with position-dependent nonlinear interaction strength. We show that time-periodic extreme waves can occur in a non-Hermitian lattice. We also demonstrate that long-living discrete extreme waves is possible when considering proper position-dependent nonlinear interaction strength in a non-Hermitian system.