该研究通过稳态测量、原位红外光谱和DFT计算，揭示了不同尺寸（1.8 nm和11.8 nm）PdχAu催化剂表面Pd原子的分布与反应性能的关系。结果表明，小尺寸催化剂因Pd原子暴露度更高、表面重构更显著，表现出更强的H2O2选择性及反应速率，且Pd-Au合金的电子结构和几何 ...

Anyone with an older phone that’s currently connected to the O2 network needs to upgrade immediately. The popular UK provider has just issued a final warning, and ignoring it could leave some without ...

The Chief Technology Officer (CTO) of broadband and mobile provider Virgin Media and O2 (VMO2), Jeanie York, has today confirmed that they’re “set to complete” their switch-off of the old legacy 3G ...

O2 is the last network that still operates a 3G network, with the other UK mobile operators already having decommissioned their 3G service so they can re-deploy the spectrum to be used for 4G and 5G ...

12:30, Fri, Dec 12, 2025 Updated: 12:35, Fri, Dec 12, 2025 Money expert Martin Lewis has urged O2 customers to report it after they were hit with unexpectedly large final bills for trying to ditch the ...

But, like many of its peers across the industry, it is offering 5G SA coverage at no extra cost and is talking up benefits like faster speeds and better signal. It is not offering specific, billable ...

The 20,000-capacity venue will feed revenue back into smaller venues to ‘nurture the next generation of breakthrough artists’ London’s O2 Arena, the UK’s second-largest indoor concert venue, has ...

11:30, Mon, Dec 8, 2025 Updated: 11:41, Mon, Dec 8, 2025 People who used to be with telecommunications company O2 but left before its newly announced price hike have been urged to check whether they ...

Adam covers home improvements and mobile networks, splitting his time investigating topics from bathrooms to phone contracts. He was shortlisted at the BSME Talent Awards 2024. Our latest research ...

O2, Vodafone, EE and Three are facing a huge class action lawsuit in the UK over claims millions of loyal customers have been overcharged. Named the loyalty penalty claim, the case alleges that ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Last week, Radiohead played four sold-out shows at London’s O2 Arena — and the gigs ended up beating an attendance record set by Metallica at the same venue in 2017. The band played the O2 on Nov. 21, ...