开课单位--耶鲁大学

131
Lecture 29 - Imines and Enamines; Oxidation and Reduction[第29讲-亚胺和烯胺;氧化还原]
  J. Michael McBride(耶鲁大学) Imines are pervasive in chemistry and biology, playing key roles both the in artificial Strecker synthesis of amino acids and their biosynthesis by L-...
热度:115

132
Lecture 21 - Functional Groups and Fingerprints in IR Spectroscopy; Precession of Magnetic Nuclei[第21讲-红外光谱中的官能团和指纹;磁核进动]
  J. Michael McBride(耶鲁大学) Infrared spectroscopy provides information for analyzing molecular structure and for understanding bonding and dynamics. Although the normal modes of ...
热度:35

133
Lecture 19 - Aromatic Transition States: Cycloaddition and Electrocyclic Reactions[第19讲-芳香族过渡态:环加成和电环反应]
   J. Michael McBride(耶鲁大学) Cyclic conjugation that arises when p-orbitals touch one another can be as important for transition states as aromaticity is for stable molecules. It ...
热度:50

134
Lecture 22 - Medical MRI and Chemical NMR[第22讲-医学核磁共振和化学核磁共振]
   J. Michael McBride(耶鲁大学) Magnetic resonance imaging (MRI) requires gradients in the applied magnetic field, while chemical nuclear magnetic resonance (NMR) requires a highly u...
热度:150

135
Lecture 15 - Metals and Catalysis in Alkene Oxidation, Hydrogenation, Metathesis, and Polymerization[第15讲-烯烃氧化、氢化、复分解和聚合中的金属和催化]
   J. Michael McBride(耶鲁大学) Alkenes may be oxidized to diols by permanganate or by OsO4 catalysis. Metal catalysts provide orbitals that allow simultaneous formation of two bonds...
热度:66

136
Lecture 10 - Safe Drinking Water: Science and Law[第10讲-安全饮用水:科学与法律]
   John Wargo(耶鲁大学) The lecture reviews water law in the United States, and highlights challenges inherent in regulating water quality. Aging water infrastructure, pestic...
热度:64

137
Lecture 18 - Linear and Cyclic Conjugation Theory; 4n+2 Aromaticity[第18讲-线性和循环共轭理论;4n+2芳香性]
   J. Michael McBride(耶鲁大学) Despite the substantial change in the energy of individual orbitals, the overall pi-electron energy and orbital shape changes little upon linear conju...
热度:40

138
Lecture 14 - Quantifying Uncertainty and Risk[第14讲-量化不确定性和风险]
   John Geanakoplos(耶鲁大学) Until now, the models we've used in this course have focused on the case where everyone can perfectly forecast future economic conditions. Clearly...
热度:51

139
Lecture 22 - Risk Aversion and the Capital Asset Pricing Theorem[第22讲-风险规避和资本资产定价定理]
   John Geanakoplos(耶鲁大学) Until now we have ignored risk aversion. The Bernoulli brothers were the first to suggest a tractable way of representing risk aversion. They pointed ...
热度:40

140
Irving Fishers Impatience Theory of Interest[欧文·费舍尔的兴趣急躁理论]
  John Geanakoplos(耶鲁大学) Building on the general equilibrium setup solved in the last week, this lecture looks in depth at the relationships between productivity, patience, pr...
热度:42