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JUNuclear physics notes
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#Nuclearphysics
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GL✨️What does an atom look like?✨️
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Did you know?
The structure of the atom, according to Bohr's model and other early 20th-century models, can be described in physical terms quite simply:
Atomic Nucleus: At the center of the atom is the nucleus, composed of protons (positively charged particles) and neutrons (neutral particles). This nucleus contains most of the atom's mass.
Electrons: Electrons are negatively charged particles that orbit the nucleus in specific layers or energy levels. In Bohr's model, these levels are well-defined, and electrons can move between levels by absorbing or emitting energy in the form of photons.
Quantum Models: Following Bohr's model, more advanced models incorporating quantum mechanics principles were developed.
Let's start discussing atomic orbitals, wave functions, eigenstates, Hilbert space, Heisenberg's uncertainty principle, radial distribution functions, etc. Etc.
All of these were introduced following Bohr's atomic model and Scattering Rutherford .
These models treat the positions of electrons not as precise orbits but as "probability clouds" that indicate where an electron is most likely to be found at any given time.
These initial physical models of the atom laid the groundwork for modern understanding of atomic structure, which continues to evolve with further research and technological developments.
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🌐Music: Gangsta - Nobody knows (Remixed)
🌐Clips used in this uploaded editing:Atomic Orbitals animation credit: Sci Pills ( YouTube channel)
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#atom
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Atomo
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@glamour_physics
43.3M
MEVisible light slips through the candle flame because it’s just hot glowing gas, so it can’t block or bend enough light to form a shadow — but radioactive rays are powerful, invisible bullets that interact with the tiny carbon soot particles hidden inside the flame, so radiation gets partially stopped and a dark shape appears, proving that normal light only shows surfaces while radioactivity exposes the unseen structure of matter itself, reminding us that danger isn’t always visible and the energy that passes through us silently can cause the deepest damage #Science #Physics #QuantumMechanics #NuclearPhysics #Radioactivity Engineering AtomicStructure ParticlePhysics EnergyTransformation NuclearDecay HalfLife ModernScience STEM FusionAndFission Mathematics ScientificThinking HistoryOfScience TechInnovation Astrophysics GlobalKnowledge
@meta_current
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EV#interesting #science #everysci #quantumtunneling #quantumphysics
@everysci24
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GL✨️Einstein’s Theory of Relativity in a nutshell !!!✨️
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For those who want to know more
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ALBERT EINSTEIN and his theories of Relativity.
He received the Nobel Prize in Phisics in 1921 for the photoelectric effect.
But now we want to say some words about :
SPECIAL RELATIVITY
GENERAL RELATIVITY
In 1905, he formulated the Theory of Special Relativity :
☆In a vacuum, the light propagates at constant speed, giving rise to time dilation and contractionoflength.
☆As well as the famous equation of the mass/energy equivalence E = MC² Energy = mass M × speed of light c² .
In 1916, he published the Theory of General Relativity .
☆It describes the gravitational interaction as the effect of a physical law that links the geometry of space-time with the distribution in it of mass, energy, and impulse...
☆mass distorts space-time causing a curvature...
☆The motion of the objects subjected to gravity causes a change in the geometry of the space-time, which is curved in the presence of larger masses , this determines the trajectory of the object.
General Relativity is the basis of the Cosmological models of the large-scale structures of the Universe.
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#alberteinstein #einstein #generalrelativity #specialrelativity #relativitytheory #spacetime #physicsfacts #particlephysics #lightyears #astronomía #spacetravel #astronautics #spaceistheplace #quantumphysics #astronomie #quantumtheory #nuclearphysics #reelsvideo
@glamour_physics
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MR«Demon Core» یا هستهٔ شیطانی یک گوی کوچک پلوتونیوم بود که برای ساخت بمب اتمی طراحی شده بود—اما دو بار از کنترل خارج شد و جان دو دانشمند را گرفت… بدون هیچ انفجاری.
این هسته فقط چند گرم تا جرم بحرانی فاصله داشت؛ نقطهای که در آن واکنش زنجیرهای هستهای خودش را ادامه میدهد. پلوتونیوم هنگام شکافت، نوترون آزاد میکند. اگر مواد اطراف، این نوترونها را بیش از حد بازتاب دهند، واکنش بهسرعت از کنترل خارج میشود.
🔹 حادثه اول – ۱۹۴۵
هری دَگلیان هنگام کار، یک آجر پوششدهنده را اشتباهی روی هسته انداخت. آجرها نوترونها را برگرداندند؛ واکنش فوراً تقویت شد. او دوز مرگبار تشعشع را دریافت کرد و چند هفته بعد جان باخت.
🔹 حادثه دوم – ۱۹۴6
لوییس اسلاتین با یک پیچگوشتی دو نیمکره فلزی را جدا نگه داشته بود تا هسته کامل بسته نشود. پیچگوشتی لغزید… هسته کاملاً محصور شد. یک فلش آبیِ تشعشع فضا را پر کرد. او در ۹ روز جان خود را از دست داد.
هیچ انفجاری رخ نداد—اما دوزی از تشعشع آزاد شد که برای کشتن کافی بود.
Demon Core به یکی از ترسناکترین یادآوریها در تاریخ فیزیک هستهای تبدیل شد:
گاهی فقط چند میلیمتر فاصله، بین علم و فاجعه است.
Via: @lord__kaleb
Posted with owner’s consent.
For more mind-bending physics stories follow @gravitonomy ⚛️✨
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@mr_mathematicalphysics
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HAThe Hiroshima Bomb. #NuclearPhysics #AtomicWeapons #NuclearWar
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PHTSAR BOMB. Nuclear explosion #nuclearbomb #nuclearphysics #bomb #ussr #history #nature #usa #reels #instagood #world
@physclubuz
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DAThe Theory of Relativity
The theory of relativity, developed by Albert Einstein in the early 20th century, represents one of the most profound revolutions in modern physics. It consists of two main parts: special relativity (1905) and general relativity (1915).
● Special relativity redefined our understanding of space and time by proposing that the laws of physics are the same for all observers moving at constant speeds, and that the speed of light is absolute. This led to the famous conclusion that space and time are not separate entities but interconnected as spacetime. The iconic equation E = mc² revealed the deep relationship between energy and mass, laying the foundation for nuclear physics and modern cosmology.
● General relativity extended these ideas by describing gravity not as a force, but as the curvature of spacetime caused by mass and energy. Massive objects such as stars and planets bend the fabric of spacetime, guiding the motion of smaller objects. This theory predicted phenomena such as gravitational waves, black holes, and the expansion of the universe predictions that have since been confirmed by observation and experiment.
The impact of relativity extends far beyond theoretical physics. It underpins GPS technology, informs astrophysics and cosmology, and continues to inspire philosophical debates about the nature of reality, time, and causality. Einstein’s relativity reshaped not only science but also the human imagination, proving that the universe is far stranger and more dynamic than classical physics ever envisioned.
Sc : scienceclic/ yt
#relativity #einstein #physics #spaceandtime #astrophysics #reels #video #viral #trending #fyp
@datman.ig._
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BI•Dünya'nın merkezindeki ısının en önemli kaynağı radyoaktif maddelerdir. Yerkürenin iç katmanlarında bulunan potasyum-40, uranyum-238, uranyum-235 ve toryum-232 gibi radyoaktif atomlar, daha kararlı bir çekirdek yapısına ulaşmak için ışıma yapar. Bu nedenler güneşten daha sıcaktır.
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@bilimin.sirri
129.4K
MAA nuclear bomb works by releasing a huge amount of energy from the splitting (fission) or merging (fusion) of atoms.
In an atomic bomb (fission bomb), a heavy element like uranium or plutonium is split into smaller parts when struck by neutrons, creating a chain reaction that releases immense heat and pressure in an instant.
In a hydrogen bomb (fusion bomb), the energy from a fission reaction is used to fuse lighter elements like hydrogen, producing even more energy.
This massive explosion creates intense heat, shockwaves, and radiation, causing widespread destruction.
Stay Curious, stay informed! Follow us (@macrooocosm ) to know more about the Universe 🌌
#nuclear #nuclearbomb #chemistry #fission #fusion #explore
@macrooocosm
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GOWhat Does an Atom Really Look Like? 👉 Let’s explore the difference between these two atomic models and why the second one is considered more accurate structure of an atom:
The first part of the video depicts the atomic model proposed by Niels Bohr in 1913. While most of us are only familiar with this atomic structure, but it isn’t entirely accurate. It portrays electrons as tiny particles following well-defined paths around the nucleus, which isn’t quite how it works. The Bohr model was a stepping stone in our understanding of atoms, but it has limitations.
And the second part of the video depicts the Electron Cloud Model. This model suggests electrons occupy regions or orbitals around the nucleus with a certain probability. We can’t pinpoint an electron’s exact location but predict the probability of finding it in a specific region. This explains the cloud-like appearance.
The second atomic model, the electron cloud model, is considered more scientifically accurate than the Bohr model for two reasons:
1. Electron Behavior: Electrons don’t behave like miniature planets following precise paths. The electron cloud model acknowledges their wave-like nature, explaining their existence within probabilistic regions around the nucleus.
2. Spectral Lines: The electron cloud model explains the observed spectral lines of elements better than the Bohr model. These lines arise from electron transitions between energy levels within the electron cloud.
😊Did you find this fact interesting? Then, leave a ❤️ and a comment!
Reposted from @modernsciencex & @glamour_physics
(Original creators of this video)
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Video credit of Atomic Orbitals animation: Sci Pills ( YouTube channel)
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