English
全部
搜索
图片
视频
地图
资讯
Copilot
更多
购物
航班
旅游
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
最佳匹配
最新
生物通
4 个月
Fe-(μ-O)-Zn双原子位点通过促进C-C耦合实现温和条件下甲烷直接氧化制 ...
本刊推荐一项关于甲烷直接氧化的突破性研究。针对甲烷C-H键活化困难及C-C耦合过程不可控的挑战,研究人员设计了ZSM-5负载 ...
生物通
3 个月
钴(Co)和铁(Fe)的协同效应提升了CoFe2O4(100)和(001)表面的氧 ...
氧析出反应活性与表面取向及配位机制的关联性研究。采用DFT+Hubbard模型系统评估了 inverse spinel (Co,Fe)O2 在 (001) 和 (100) 表面不 ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果
今日热点
Judge blocks subpoenas
6 US service members killed
Trump: US attacks Kharg Island
Faces 3 felony charges
Blast rocks Tehran
Adobe to settle US lawsuit
Michigan attack suspect ID’d
Attack in northern Israel
US trade deficit narrows
Court voids most of injunction
Top DEA fugitive captured
Iconic NY news anchor dies
EPA to ease pollution limits
Revamp of slavery exhibit
NASA targets April 1 launch
Ex-NY trooper found guilty
Titans unveil new uniforms
WI legislator pleads guilty
To lead VOA's parent agency
Huff announces retirement
Won’t run for US Senate
Cuba confirms talks w/ US
MA ICE report portal launched
Employee mocks customers
US lifts sanctions on RU oil
Shooter released from prison
US economy grew just 0.7%
Kennedy Center head to exit
Taiwan OKs US arms deal
SLU coach agrees to extension
UVA hit with bomb threat
Breaks 63-yr-old NBA record
Faces disciplinary hearing
反馈