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ZEISS ΣIGMA 电镜为肖特基(Schottky)热场发射扫描电镜。目前欧美地区比较推崇热场发射电镜,而日本较热衷于冷场发射电镜。 该场发射扫描电镜主要有如下特点: 1.探针电流较大,可达20nA(100nA可选),可容易进行BSE、EDS、WDS、EBSD、CL等分析。而一般冷场发射 ...
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今日热点
Los Angeles wildfire updates
Manson won't face charges
Woman arrested in shooting
Barred from entering DC
‘Lassie' actor dies at 91
Protections revoked
Giant iceberg on the move
Trump ends security detail
Bans some tattoos, clothes
Extradition challenge denied
Alleged assault cover-up suit
Reviews charter schools
Northern lights forecast
Proposes ending FEMA
Fined over smartwatch burns
Woman indicted in car crash
Consumer sentiment falls
Retires from semifinal
Wins Horse of the Year
NBA All-Star Game starters
Unveils Operator agent
China's trade status bill
World's most polluted cities
Millions missed school
Crack down on fake reviews
Debuts AI assistant
Newark mayor criticizes raid
Hamas to release 4 hostages
Suspends all trips to Yemen
US home sales fell
Ex-Nebraska RB Jones dies
Wallen announces tour
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