聚烯烃是全球产量最大的塑料产品，但是难以自然降解，造成了严重的环境问题。塑料垃圾中蕴含着丰富的碳氢资源，若将其转化为液体燃料，部分替代石油路线燃料，可减少对石油的开采。利用金属/氧化物双功能催化剂，可以在较温和条件下将废塑料转化为高值燃料、蜡和润滑油 ...

高熵合金 (HEA) 或高熵氧化物 (HEO) ...

The social network X suffered intermittent outages on Monday, a situation owner Elon Musk attributed to a “massive cyberattack.” Musk said in an initial X post that the attack was perpetrated ...

Microblogging platform X, formerly known as Twitter, is facing a massive worldwide outage for the third time today, with thousands of users reporting issues. Listen to Story X users unable to access ...

WASHINGTON, DC - NOVEMBER 13: Elon Musk listens as U.S. President-elect Donald Trump addresses a ... More House Republicans Conference meeting at the Hyatt Regency on Capitol Hill on November 13 ...

The team analyzed a series of objects and fragments using advanced techniques such as X-ray fluorescence spectroscopy (pXRF), flame atomic absorption spectroscopy (FAAS), and X-ray diffraction (XRD).

Billionaire entrepreneur and DOGE chief Elon Musk claimed Monday that X went dark as the result of a “massive cyberattack” that originated in the “Ukraine area.” “We’re not sure ...

Elon Musk said there is a ‘massive cyberattack’ against X, as access to the site remained inconsistent. Elon Musk said there is a ‘massive cyberattack’ against X, as access to the site ...

Katie a UK-based news reporter and features writer. Officially, she is CNET's European correspondent, covering tech policy and Big Tech in the EU and UK. Unofficially, she serves as CNET's Taylor ...

Elon Musk said his social media platform X was targeted in a “massive cyberattack” Monday and later claimed the attack was traced back to “the Ukraine area,” prompting outages for thousand ...

After several hours of recurring outages Monday, Elon Musk took to X to explain why his social media network experienced widespread technical problems. “There was (still is) a massive ...