{"product_id":"tsirelsons-2-2-plate-039-physics-poster","title":"Tsirelson's 2√2 – Plate 039 Physics Poster","description":"\u003cp\u003ePlate 39 speaks for itself: \u003cem\u003e“Nature beats the classical limit by √2.”\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eThe Physics\u003c\/h3\u003e\u003cp\u003eIn a CHSH Bell test, local hidden-variable theories keep the correlation sum S within 2. Quantum mechanics allows up to 2√2 ≈ 2.83, Tsirelson's bound, and experiments land above 2.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e|S| ≤ 2√2\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eS: CHSH combination of four correlation coefficients, dimensionless\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eLocal hidden variables: |S| ≤ 2. Aspect et al., 1982: S = 2.697 ± 0.015.\u003c\/p\u003e\u003ch3\u003eSources\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eB. S. Cirel'son, Lett. Math. Phys. 4, 93 (1980).\u003c\/li\u003e\n\u003cli\u003eA. Aspect, P. Grangier, G. Roger, Phys. Rev. Lett. 49, 91 (1982).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOn the poster\u003c\/h3\u003e\u003cp\u003ePlate 039, “Tsirelson's 2√2”: the pixel-art plate with its slogan “Nature beats the classical limit by √2.”, 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":50961914134631,"sku":"42302612701162773278","price":19.99,"currency_code":"USD","in_stock":true},{"title":"9'' x 12\" (Vertical) \/ Fine Art","offer_id":50961914167399,"sku":"32763000514578289087","price":29.99,"currency_code":"USD","in_stock":true},{"title":"9'' x 12\" (Vertical) \/ Semi Glossy","offer_id":50961914200167,"sku":"23546946771218589902","price":19.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Fine Art","offer_id":50961914232935,"sku":"23756413303352514948","price":44.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Semi Glossy","offer_id":50961914265703,"sku":"18808350928573373986","price":29.99,"currency_code":"USD","in_stock":true},{"title":"18″ x 24″ (Vertical) \/ Matte","offer_id":50961914298471,"sku":"45693548828822771968","price":29.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Matte","offer_id":50961914331239,"sku":"50208725191284414938","price":69.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Fine Art","offer_id":50961914364007,"sku":"27680799114194152789","price":119.99,"currency_code":"USD","in_stock":true},{"title":"36'' x 48\" (Vertical) \/ Semi Glossy","offer_id":50961914396775,"sku":"30037563476961579273","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8746\/9159\/files\/3796482446649495410_2048.jpg?v=1793633790","url":"https:\/\/pixelatedphysics.com\/ja\/products\/tsirelsons-2-2-plate-039-physics-poster","provider":"Pixelated Physics","version":"1.0","type":"link"}