MASV: Modal Analysis of the Structure of the Universe. Vol. 2: Chapter‑3. The Birth of the Photon: Modal Separation in a Tungsten Filament (The "Ilyich Bulb" Effect) . МАСВ: Модальный Анализ Структуры Вселенной. Том 2: Глава‑3. Рождение фотона: Модальная сепарация в вольфрамовой нити (эффект «лампочки Ильича»)

ENGLISH DESCRIPTION (MASV‑Prime Style) Description: This chapter develops the modal ontology of the photon within the MASV architecture. In MASV, a photon is not a particle, not a wave, and not a quantum of a classical field. It is a meso‑mode: a flying embryonic S‑node, a failed attempt of the modal field ϕ to form a stable structural configuration. The chapter introduces the mechanism of modal separation in heated matter, using the tungsten filament (“Ilyich bulb”) as a canonical example. Thermal agitation generates high‑frequency F‑mode turbulence, destabilizing the modal envelope of S‑nodes and producing phase‑packets with intermediate coupling 0