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  2. Eigenstate thermalization hypothesis - Wikipedia

    en.wikipedia.org/wiki/Eigenstate_thermalization...

    The condition that the ETH imposes on the diagonal elements of an observable is responsible for the equality of the predictions of the diagonal and microcanonical ensembles. [6] However, the equality of these long-time averages does not guarantee that the fluctuations in time around this average will be small.

  3. List of chemistry mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_chemistry_mnemonics

    A mnemonic is a memory aid used to improve long-term memory and make the process of consolidation easier. Many chemistry aspects, rules, names of compounds, sequences of elements, their reactivity, etc., can be easily and efficiently memorized with the help of mnemonics.

  4. Glossary of chemistry terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_chemistry_terms

    Also acid ionization constant or acidity constant. A quantitative measure of the strength of an acid in solution expressed as an equilibrium constant for a chemical dissociation reaction in the context of acid-base reactions. It is often given as its base-10 cologarithm, p K a. acid–base extraction A chemical reaction in which chemical species are separated from other acids and bases. acid ...

  5. Albert Eschenmoser - Wikipedia

    en.wikipedia.org/wiki/Albert_Eschenmoser

    A/D-corrin-ring closure by photochemical A/D-seco-corrin→corrin cycloisomerization, key step in the ETH Zurich A/D variant of the total synthesis of vitamin B 12 [3] In the early 1960s, having become Professor of General Organic Chemistry at ETH, Eschenmoser began work on what was the most complex natural product synthesized at the time ...

  6. Here's How Much Every State Will Spend Per Child This Christmas

    www.aol.com/heres-much-every-state-spend...

    Take a look at every state ranked by how much each parent is going to spend on each kid this holiday season.

  7. Barbashev's goal and Hill's 28 saves lead Golden Knights to 1 ...

    www.aol.com/barbashevs-goal-hills-28-saves...

    Ivan Barbashev scored on a rush midway through the second period and Adin Hill made 28 saves as the Vegas Golden Knights shut out Edmonton 1-0 on Tuesday night to end the Oilers' three-game win ...

  8. Big Lots is planning "going out of business" sales at all of ...

    www.aol.com/big-lots-planning-going-business...

    Update: Big Lots says it reached a deal in late December to keep hundreds of U.S. stores open. Big Lots is preparing to close all of its stores, the bankrupt discount retailer said Thursday. The ...

  9. Science project - Wikipedia

    en.wikipedia.org/wiki/Science_project

    A science project is an educational activity for students involving experiments or construction of models in one of the science disciplines. Students may present their science project at a science fair, so they may also call it a science fair project. Science projects may be classified into four main types.