Proton nuclear magnetic resonance (NMR) in solid state has gained significant attention in recent years due to the remarkable resolution and sensitivity enhancement afforded by ultrafast magic-angle-spinning (MAS). In spite of the substantial suppression of 1H-1H dipolar couplings, the proton spectral...
关键词:固体核磁共振(solid-stateNMR);压缩感知;采样模式;DQ-SQ;伪随机 中图分类号:O482.53文献标识码:A 引言 对于复杂的化学和生物系统,二维核磁共振谱相比核磁共振一维谱而言,可以提供 更多有价值的结构信息.为了保证二维谱有足够的分辨率,我们需要在间接维(t 1 ...
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CD54HC377F3A、SN74LVC10ANSG4、TLC555QDR、LP3988IMFX-2.5、SN74AUP1G98DCKRG4、AFE7225IRGCR、VSP7500ZWVR、TL16C554IFNG4、TLV4113IDGQR、TLV0838CPWRG4、TPS3306-33D、TM4C123GH6NMRI7、X66AK2H06AAWA2、LM3648TTYFFR、SN74LVC2G14DCKRE4、TPS79433DGNR、TPS92515HVDGQR、TM4C123GH6NMRIR、...
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天正集团生产的DW17系列万能式断路器是一款高效、智能化的低压电器产品。该系列产品属于框架断路器的一种,集成了多种保护功能于一身,如过载、短路、失压以及欠压等多种保护特性,能够适应不同的电路环境和负荷要求,确保电力系统的安全运行。 DW17系列断路器具有以下特点: 1. **万能式设计**:具备灵活的触头系统和可...