instagram story viewer > #photon

#photon

Posts
⏳ 찰나에 담긴 영원 - 광자가 보는 우주 우리는 수백억 년의 세월을 거쳐 우주가 탄생하고 소멸한다고 믿습니다. 하지만 빛의 속도로 달리는 존재, ’광자(Photon)‘에게 시간은 우리가 아는 것과 전혀 다르게 흐릅니다. 상대성 이론에 따르면, 빛의 관점에서 우주의 시작인 ’빅뱅‘과 그 마지막 순간은 동시에 일어납니다. • 시간의 소멸: 빛의 속도에 도달하는 순간 시간은 정지합니다. 광자에게는 수억 광년의 거리도, 수십억 년의 세월도 존재하지 않습니다. • 시작과 끝의 만남: 광자가 탄생하는 그 찰나가 곧 우주가 종말을 맞이하는 순간입니다. 빛의 눈으로 본 우주는 시작과 끝이 맞물려 있는 단 하나의 ’점‘일 뿐입니다. • 상대적 진실: 우리가 영겁이라고 느끼는 이 거대한 역사가, 빛에게는 단 한 번의 눈깜빡임조차 되지 않는 찰나의 사건이라는 사실은 시공간의 신비로움을 더합니다. 우주의 처음과 마지막을 한 품에 안고 달리는 빛의 여정.... 우리는 우리가 인지하는 긴 시간의 흐름에 안도해야 할까요? 아니면 모든 것이 찰나에 불과하다는 빛의 진실 앞에 전율해야 할까요? @cosmiceye.kr 몽환적인 우주 감성템은 프로필 링크 🌌
Spacetime doesn’t ask permission. Gravity doesn’t act on things.It shapes the stage they move on as per GR. Light has no mass, yet gravity bends it, not because it’s pulled, but because spacetime is curved which is the new definition of gravity according to the general theory of relativity. So it doesn't matter if you have mass or not, as long as you exist in spacetime, gravity in the form of purely geometric spacetime curvature dictates the rules of your motion. What most people don’t know is that about half of this bending comes from warped time, not space. Light always chooses the path that takes the least optical time. Near massive objects, time flows more slowly, and light whose speed is fixed, changes direction in response to this time distortion. Light isn’t obeying a force; it’s obeying geometry. #gravity #physics #astrophysics #generaltheoryofrelativity #einstein #light #photon Does light(or a photon) itself induce any curvature in spacetime?
For a photon, time doesn’t pass - so the Big Bang and the end of the universe happen instantly. This idea comes from the Theory of Relativity, developed by Albert Einstein. According to this theory, the faster something moves, the slower time passes for it. At the speed of light, time effectively stops. A photon is a particle of light, and it always moves at the speed of light. Because of this, from its perspective, there is no passage of time between when it is created and when it is absorbed. That means if a photon was created near the beginning of the universe and travels across space, the entire journey - from the Big Bang to wherever it ends - would feel like a single instant. We understand this through experiments and observations that confirm relativity, such as time dilation in fast-moving particles and precise measurements in physics. However, this is a way of understanding physics using relativity - we cannot directly "experience" a photon’s perspective, but the mathematics strongly supports it. So in a strange way, for light itself... the entire story of the universe happens all at once. 🌌
A photon is one of the smallest things in the universe. Yet it behaves in a way that still unsettles physicists. When light passes through two tiny slits, it spreads out like a wave, creating a beautiful interference pattern on the screen. This suggests the photon is not a particle at all… but a probability wave. 🧠 But something strange happens the moment scientists try to observe which slit the photon goes through. The interference pattern disappears. Suddenly the photon behaves like a particle instead of a wave. Nothing about the experiment changes except the act of measurement. 🧩 This phenomenon is known as wavefunction collapse. And it raises one of the deepest questions in physics: Does observation change reality… or reveal it? Even today, quantum physicists still debate the answer. 🔬 If questions like this make your brain pause for a second… you’re exactly the kind of mind this page was built for. Follow @quasar_questt for ideas that make reality feel a little less obvious. double slit experiment quantum mechanics photon observation wave particle duality wavefunction collapse quantum physics explained observer effect quantum experiment
A photon (particle of light) always moves at the speed of light. According to Special Relativity: As an object moves closer to the speed of light, time slows down for it (time dilation). At exactly the speed of light, this slowdown becomes extreme—time effectively stops. So, from a photon's “point of view”: It is emitted and absorbed instantly (no passage of time). The journey across the universe takes zero time for the photon. Important note: We say this conceptually—photons don’t have a rest frame in physics, so it’s more a consequence of relativity than an actual “experience.” #physicsworld #science #wonder #space #astronomy
Light slowed to 17 m/s. Slow enough for a bicycle to outrun. Then she stopped it entirely — held it inside cold atoms for one millisecond, then released it back as a photon on the other side. The universal constant has more wiggle room than the textbooks let on. Lene Hau, Harvard. Nature 1999 and 2001. #science #physics #quantumphysics #lightspeed
#4Herereels in this video Neil deGrasse Tyson tells us about the four fundamental particles of the universe: photon, electron, quark, and neutrino. Everything we observe is made from these basic building blocks.#science #photon #electron #physics #quarks #neutrino #neildegrassetyson #universe #fundamental #reels
A black hole is surrounded by a hot, glowing accretion disk of gas. Its strong gravity bends light, creating a bright photon ring. The event horizon is the boundary where nothing can escape, and at the center lies the singularity—an extremely dense point with immense gravity. #nasa #technology #space #galaxy
Light isn’t just a wave… sometimes it behaves like a particle. This animation shows the Compton Effect — when a high-energy photon collides with an electron and its wavelength changes after the interaction. It’s not just a simple collision. It’s powerful evidence that light carries momentum. This is where classical physics fails… and quantum mechanics takes over. If you want to see physics, not just memorize formulas — this one’s for you. #Physics #QuantumMechanics #ComptonEffect #Photon #Electron
In the famous double-slit experiment, a single photon is fired toward a wall with two tiny openings. If no detector watches it, the photon behaves like a wave — it passes through both slits at once and creates an interference pattern, like ripples on water. But the moment we place a detector to check which slit it goes through… the interference disappears. Now the photon behaves like a particle, choosing only one path. It looks as if the photon changed its behavior because we observed it. But here is the important truth: The photon does not have awareness. “Observation” in quantum physics does not mean a human eye looking at it. Observation means information about the photon becomes physically recorded — even a tiny measuring device, or an interaction with the environment, is enough. When we try to measure the photon, we must interact with it (usually using another photon or detector). That interaction disturbs its quantum state. The wave of possibilities collapses into one definite outcome — this is called wavefunction collapse. So the mystery is not consciousness affecting reality. The mystery is deeper: At the smallest scale of nature, particles do not have definite properties until an interaction forces reality to choose. Before measurement → many possibilities exist. After measurement → only one reality remains. The universe is not just waiting to be discovered. At the quantum level, it behaves as probabilities until something forces a decision. #QuantumPhysics #DoubleSlitExperiment #Photon #WaveParticleDuality #QuantumMechanics
Photon Matrix is a high-tech mosquito zapper that uses a tiny laser to take out mosquitoes mid-flight instead of sprays or traps. It scans the air, spots the bugs, and zaps them instantly, faster than a person could swat. It’s chemical-free and designed to target mosquitoes specifically, keeping people and pets safe. Right now, it’s still a prototype, so it’s not widely available yet. Basically, it’s a futuristic way to get rid of mosquitoes without mess or fuss. Follow (👉@innovation) to stay updated on tech, AI, and innovation worldwide. Media: Photon Matrix
This mystery has puzzled physicists ever since the double-slit experiment: How can a photon seem to change its behavior when it’s observed? Modern physics offers partial answers — not mystical ones, but grounded in quantum theory. In quantum mechanics, “observation” doesn’t require a human eye. It simply means a physical interaction with a measuring device or the surrounding environment. If no information exists about which slit the photon traveled through, it behaves like a wave and creates an interference pattern. But once we try to measure its path, the photon becomes entangled with the detector. That interaction causes decoherence: *the superposition is disturbed *phase relationships are lost *interference vanishes *results begin to look classical So the photon doesn’t literally “know” anything. What happens is that measurement leaves a physical trace, and once path information spreads into the environment, interference can’t survive. The deeper puzzle, though, remains unsolved: What truly defines a measurement? Why do many quantum possibilities resolve into one definite outcome? This is the famous measurement problem — still one of the biggest open questions in the foundations of quantum physics. . . . . . MatrixFrame Narratives 🎬 Follow @matrixframe_diaries for more content like this. #QuantumPhysics #DoubleSlitExperiment #QuantumMechanics #ScienceExplained #PhysicsFacts
back to up