{"product_id":"the-spin-orbit-staircase-plate-050-physics-poster","title":"The Spin-Orbit Staircase – Plate 050 Physics Poster","description":"\u003cp\u003ePlate 50 speaks for itself: \u003cem\u003e“Magic landings.”\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eThe Physics\u003c\/h3\u003e\u003cp\u003eNuclei with certain numbers of protons or neutrons are extra stable. A strong spin–orbit term in the nuclear potential splits each level into j = ℓ ± ½ and opens large gaps at the magic numbers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eU = V(r) − V_ls(r) ℓ·s\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eU: single-nucleon potential, J\u003c\/li\u003e\n\u003cli\u003eV(r): central potential, J\u003c\/li\u003e\n\u003cli\u003eV_ls(r): spin–orbit strength, J\u003c\/li\u003e\n\u003cli\u003eℓ: orbital angular momentum (units of ħ)\u003c\/li\u003e\n\u003cli\u003es: spin (units of ħ)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSpin-orbit splits levels: j = ℓ ± 1\/2. Big gaps at 2, 8, 20, 28, 50, 82, 126.\u003c\/p\u003e\u003ch3\u003eSources\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eM. G. Mayer, Phys. Rev. 75, 1969 (1949).\u003c\/li\u003e\n\u003cli\u003eO. Haxel, J. H. D. Jensen, H. E. Suess, Phys. Rev. 75, 1766 (1949).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOn the poster\u003c\/h3\u003e\u003cp\u003ePlate 050, “The Spin-Orbit Staircase”: the pixel-art plate with its slogan “Magic landings.”, the key equation and the facts panel shown above. Pixelated Physics. Physics. Personified.\u003c\/p\u003e","brand":"Printify","offers":[{"title":"9'' x 12\" (Vertical) \/ Matte","offer_id":50962302435431,"sku":"93301077826167883485","price":19.99,"currency_code":"USD","in_stock":true},{"title":"9'' x 12\" (Vertical) \/ Fine Art","offer_id":50962302468199,"sku":"15057643748477988869","price":29.99,"currency_code":"USD","in_stock":true},{"title":"9'' x 12\" (Vertical) \/ Semi Glossy","offer_id":50962302500967,"sku":"78445806956705599410","price":19.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Fine Art","offer_id":50962302533735,"sku":"14527081220785253552","price":44.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Semi Glossy","offer_id":50962302566503,"sku":"22936229492834032854","price":29.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Matte","offer_id":50962302599271,"sku":"13759224937509770280","price":29.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Matte","offer_id":50962302632039,"sku":"17983349242434054852","price":69.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Fine Art","offer_id":50962302664807,"sku":"21429639968131949945","price":119.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Semi Glossy","offer_id":50962302697575,"sku":"30238834447213945446","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/835899596266493147_2048.jpg?v=1793634729","url":"https:\/\/pixelatedphysics.com\/it\/products\/the-spin-orbit-staircase-plate-050-physics-poster","provider":"Pixelated Physics","version":"1.0","type":"link"}