搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
New Electronics
2 天
Microchip launches low-noise chip-scale atomic clock
Microchip unveils second generation Low-Noise Chip-Scale Atomic Clock, model SA65-LN, in a lower profile height.
eeNews Europe
2 天
Tiny low-noise low-power chip-scale atomic clock
The chip-scale atomic clock enables frequency mixing for battery-powered devices and features a height under 0.5 inches.
3 天
Microchip Launches the Next Generation of its Low-Noise Chip-Scale Atomic Clock Featuring a ...
LN, enables frequency mixing for battery-powered devicesCHANDLER, Ariz., Jan. 27, 2025 (GLOBE NEWSWIRE) -- Developers need ...
3 天
Microchip launches second-gen Low-Noise Chip-Scale Atomic Clock
Microchip (MCHP) announces its second generation Low-Noise Chip-Scale Atomic Clock model SA65-LN, in a lower profile height and designed to ...
BBC
1 年
Further developments to the atomic model
In 1913, Niels Bohr revised Rutherford's model by suggesting that the electrons ... However, there was still a difference between the atomic number of the atom and the atomic mass.
当前正在显示可能无法访问的结果。
隐藏无法访问的结果
反馈