Raws li kev tshawb fawb tsis ntev los no los ntawm Yale tus kws tshawb fawb keeb kwm Richard Burger, Machu Picchu, lub koob npe nto npe Inca xyoo pua 15th nyob rau yav qab teb Peru, yog ntau xyoo lawm ntau dua li qhov xav tau yav tas los.
Richard Burger thiab cov kws tshawb fawb los ntawm ntau lub tsev kawm qib siab Asmeskas tau siv lub nrawm nrawm spectrometry (AMS), daim ntawv tshaj lij ntawm kev siv hluav taws xob sib tham, txog hnub tib neeg tseem tshuav pom nyob rau xyoo pua nees nkaum thaum ntxov ntawm lub tsev loj thiab ib lub tebchaws nyob ntawm Inca Emperor Pachacuti nyob rau sab hnub tuaj. ntawm Andes Toj siab.
Lawv qhov kev tshawb pom, tshaj tawm hauv phau ntawv xov xwm Antiquity, qhia tias Machu Picchu tau siv los ntawm kwv yees li AD 1420 txog AD 1530, xaus ib puag ncig lub sijhawm Spanish kev kov yeej, muab lub xaib yam tsawg 20 xyoo laus dua li cov ntaub ntawv keeb kwm tau lees paub qhia thiab nug cov lus nug txog peb kev nkag siab ntawm Inca keeb kwm.
Raws li keeb kwm nyiaj txiag los ntawm Spanish kev kov yeej ntawm Inca teb chaws Ottoman, Pachacuti tau txais kev tswj hwm hauv 1438 thiab tom qab ntawd tau ntes qis Urubamba Valley, uas Machu Picchu nyob. Cov kws tshawb fawb xav tias qhov chaw tau teeb tsa tom qab AD 1440, thiab tej zaum lig li AD 1450, nyob ntawm seb nws tau siv sijhawm ntev npaum li cas Pachacuti txhawm rau txhawm rau thaj av thiab tsim lub tsev zeb.
Kev xeem AMS qhia pom tias lub sijhawm keeb kwm tsis raug. "Txog tam sim no, kwv yees ntawm Machu Picchu qhov qub thiab kev ua haujlwm ntev tau nyob ntawm qhov tsis sib xws ntawm keeb kwm cov ntaub ntawv luam tawm los ntawm Spaniards tom qab kev kov yeej lus Spanish," hais tias Burger, Charles J. MacCurdy Xibfwb ntawm Anthropology hauv Yale Cov Kws Qhia Txuj Ci thiab Kev Tshawb Fawb. "Nov yog thawj qhov kev tshawb fawb tshawb fawb txhawm rau kwv yees kev tsim Machu Picchu thiab qhov ntev ntawm nws txoj haujlwm, muab rau peb kom nkag siab zoo dua ntawm lub xaib. keeb kwm thiab keeb kwm. "
Qhov kev tshawb pom pom tias Pachacuti, nws txoj cai tso Inca ntawm txoj hauv kev los ua pre-Columbian America lub tebchaws loj tshaj thiab muaj zog tshaj plaws, tau nce mus rau lub zog thiab pib nws txoj kev kov yeej ntau xyoo ua ntej cov ntaub ntawv sau qhia. Raws li qhov tshwm sim, nws muaj kev cuam tshuam rau tib neeg kev paub tag nrho Inca keeb kwm, raws li Burger.
"Cov kev tshawb pom hais tias lub tswv yim ntawm Inca faj tim teb chaws txoj kev loj hlob raws li feem ntau ntawm cov ntaub ntawv nyob hauv kev tswj hwm yuav tsum tau hloov kho," nws ntxiv. "Cov thev naus laus zis thev naus laus zis niaj hnub muab lub hauv paus ruaj khov rau kev txhais lus Inca keeb kwm dua li cov ntaub ntawv keeb kwm."
AMS txoj hauv kev tuaj yeem sau hnub pob txha thiab cov hniav uas muaj cov kab me me ntawm cov khoom siv organic, yog li nce cov pas dej ntawm qhov tseem lees paub rau kev tshuaj xyuas. Cov kws tshawb fawb tau siv nws los tshuaj xyuas tib neeg cov qauv los ntawm 26 tus neeg sau los ntawm plaub lub qhov ntxa ntawm Machu Picchu xyoo 1912 thaum lub sijhawm tshawb fawb los ntawm Yale tus xibfwb Hiram Bingham III, uas tau "rov tshawb pom" lub tsev teev ntuj xyoo ua ntej.
Raws li txoj kev tshawb fawb, cov pob txha thiab cov hniav siv hauv kev tshuaj xyuas yog cov neeg tuav tseg, lossis cov tub qhe, raug tso cai rau vaj ntxwv. Cov seem tseem tsis tau qhia txog kev ua haujlwm hnyav ntawm lub cev, xws li kev tsim kho, qhia tias lawv feem ntau yuav los ntawm lub sijhawm thaum qhov chaw tau ua haujlwm raws li lub tebchaws lub tsev ntau dua li thaum nws tau tsim, raws li cov kws tshawb fawb.
