Researchers at Tulane University have discovered that gold's resistance to tarnishing is due to a self-protection system where surface atoms rearrange to prevent oxygen damage. This atomic shield slows oxidation significantly, explaining gold's enduring shine and potentially impacting industrial catalyst design.
Researchers at Tulane University have discovered that gold's surface atoms rearrange into a protective pattern, preventing oxygen from damaging the metal and causing tarnish. This atomic shield slows oxidation significantly, explaining gold's enduring shine and potentially impacting industrial catalyst design.
A 63-year-old former HKUST professor, Liu Hongbin, sentenced to 20 weeks in jail for accepting a HK$40,000 bribe to aid an unqualified mainland Chinese student gain postgraduate admission, tarnishing Hong Kong's reputation.
BJP national general secretary Tarun Chugh has sent a legal notice to Punjab Chief Minister Bhagwant Mann. The notice demands an apology for Mann's remarks allegedly linking the BJP to recent blast incidents in Punjab. Chugh accuses Mann of tarnishing the BJP's reputation. The notice warns of legal action if Mann fails to comply within seven days.
