从古埃及的日晷到现代的原子钟，人类对时间测量的精度不断提升。而如今，光学钟的精确度已超越了当前以铯-133原子跃迁定义的“秒”。这引发了一个关键问题：我们是否应该重新定义时间的基本单位？本文将系统解析当前时间计量的框架、光学钟的革命性突破，以及重新定 ...

Rubidium could be the next key player in oxide-ion conductors. Researchers have discovered a rare rubidium (Rb)-containing oxide-ion conductor with exceptionally high conductivity. Identified through ...

Rubidium could be the next key player in oxide-ion conductors. Researchers at the Institute of Science Tokyo have discovered ...

Rubidium could be the next key player in oxide-ion conductors. Researchers at Institute of Science Tokyo have discovered a rare rubidium ...

SSRL scientists have figured out how platinum electrodes dissolve, potentially paving the way for renewable energy ...

To meet the demands of extreme high-temperature environments, such as aerospace engines and thermal systems in new energy ...

The best-looking addition to Casio's high-end MR-G series, made from premium materials, features an inky blue lattice dial.

New atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

The ability to store information has evolved from punch-card looms to modern smartphones. Every technological advancement has ...

Advancements in nano-catalysts are transforming biofuel production, increasing efficiency and quality while supporting ...

Experiments on battery electrodes and fuel cell catalysts while they're being used - operando spectroscopy - can ...

On a microscopic scale, our world is governed by quantum physics. Beyond the fundamental questions and 'mysteries' of quantum mechanics, the ability to control this microscopic realm opens up exciting ...