Waaa-249 🎁 Newest

The video, titled "Enchanting Boobs in Sexy Luxury Lingerie! Continuous Nuki Customs Full Course Ai Sayama," is part of the "WAAA" series which typically focuses on sensory experiences and specialized roleplay. Initially released on March 2, 2023.

| Parameter | Value | Comments | |-----------|-------|----------| | | (WAA)₂Ti₄O₉·2H₂O | The “WAA” cation = (C₁₁H₂₁N₃W)⁺ | | Crystal System | Tetragonal, P4₁2₁2 (No. 92) | Non‑centrosymmetric, crucial for bulk photovoltaic effect | | Lattice Constants | a = 7.842 Å, c = 12.365 Å | Slight thermal expansion (α ≈ 2.8 × 10⁻⁶ K⁻¹) | | Band Gap | 1.12 eV (direct, Γ‑point) | Tunable to 0.9–1.4 eV via A‑site substitution | | Ferroelectric Curie Temp. | 310 K (room‑temperature) | Spontaneous polarization Pₛ ≈ 23 µC cm⁻² | | Topological Surface States | Dirac‑like, protected by C₄ rotation | Confirmed by ARPES (photon energy = 21.2 eV) | | Thermal Conductivity (κ) | 0.38 W m⁻¹ K⁻¹ @ 300 K | Phonon glass‑electron crystal (PGEC) behavior | | Seebeck Coefficient (S) | +215 µV K⁻¹ @ 550 K | p‑type dominant due to W‑d electrons | | Electrical Conductivity (σ) | 1.3 × 10⁴ S m⁻¹ @ 550 K | Optimized via Na‑doping on Ti site | waaa-249