Pre-Columbian alloys from the royal tombs of Sipán; energy dispersive X-ray fluorescence analysis with a portable equipment

Physics & Astronomy

• portable equipment 100%
• gold alloys 78%
• Peru 62%
• excavation 54%
• silver alloys 51%
• fluorescence 41%
• artifacts 34%
• museums 27%
• copper 26%
• coasts 25%
• x rays 25%
• copper alloys 22%
• quantitative analysis 18%
• energy 16%
• depletion 16%
• tubes 13%
• detectors 10%
• metals 9%

Agriculture & Biology

• portable equipment 79%
• gold 54%
• X-radiation 49%
• copper 44%
• fluorescence 41%
• Peru 38%
• silver 36%
• energy 33%
• detectors 19%
• museums 19%
• quantitative analysis 17%
• coasts 14%
• metals 14%
• sampling 6%

Earth & Environmental Sciences

• X-ray fluorescence 56%
• gold 46%
• copper 40%
• silver 34%
• excavation 31%
• artifact 31%
• energy 27%
• civilization 21%
• museum 19%
• quantitative analysis 17%
• detector 16%
• coast 11%
• metal 11%