25139 results
Event
Abstract MS Or.5, preserved at the Biblioteca Medicea Laurenziana, contains a Safavid Shāhnāme dated Shavvāl 990/ September-October 1582. Included in Angelo Michele Piemontese’s catalogue of Persian manuscripts in Italian libraries (1989), the manuscript, …
11:30am - 12:00pm
Event
Abstract This study presents the first comprehensive analysis of a significant Qurʼanic manuscript discovered in the Geniza of the Imām Riḍā shrine in Mashhad, comprising 244 fire-damaged folios. The manuscript's colophon identifies its scribe as Abū ʿAlī …
11:00 - 11:30am
Event
Abstract The study of Medieval bookbinding in the Muslim world has come up against major methodological problems, but faces also (and perhaps because of these problems) a certain scepticism on the part of specialists in manuscript studies. The Escorial …
10:00 - 10:30am
Event
Abstract If we consider the role of the book as a communication tool, an analysis of its different materials and forms can reveal aspects of its use and function. For example, its dimensions and form can influence its mobility, its materials can affect …
9:30 - 10:00am
Series
Well scene, Lascaux cave frescoes. …
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Series
A sunset by William Turner a few years after the eruption of the Tambora volcano …
Guy Bertrand
Carbenes in SET Processes
Guy Bertrand
Carbenes in SET Processes
Symposium
Event
Abstract Over the last three decades, the highly tunable properties of NHCs and other stable singlet carbenes have led to a variety of applications. We will discuss a novel facet of carbenes, i.e., their reductive properties, which allows carbenes to …
5:20 - 6:10pm
Event
Abstract We demonstrate water activation by a photocatalytic phosphine-mediated radical process, generating a PR3-H2O radical cation intermediate, where both hydrogen atoms are used in the following chemical transformation through sequential cleavage of …
4:30 - 5:20pm
Event
Abstract Originally discovered via vapor-phase pyrolysis of p-xylene , 1 [2.2]paracyclophanes (pCps) have garnered significant attention due to their unique three-dimensional architecture2 and inherent planar chirality. 3 Despite their promising …
3:20 - 4:10pm
Event
Abstract As part of the organic chemistry, radical chemistry is an important research area as the one electron reactivity is complementary to the ones of the two electrons and polar manifolds. In this regard, electrochemistry, which enjoy a renewal, …
2:30 - 3:20pm
Event
Abstract Historically, group-1 alkali metal chemistry is dominated by +1 oxidation state. As the least electronegative elements in the Periodic Table, zero-valent alkali metals are prone to give out their only valence shell electron, i.e., acting as …
12:10 - 1:00pm
Event
Abstract Our group aims to study the total synthesis of complex natural products. We particularly deploy oxidative coupling strategies via single electron transfer (SET) processes among others tactics. We also study electrochemistry to access three …
11:20am - 12:10pm
Event
Abstract Since the pioneering report of the oxidative three-component Passerini reaction using a stoichiometric oxidant, [1] oxidative Isocyanide-based multicomponent reactions (IMCRs) have opened new avenues for accessing diverse chemical space from …
10:00 - 10:50am
Event
Abstract Photoinduced electron transfer is the key step in photoredox catalysis. We will briefly review the essential parameters affecting photoinduced electron transfer and how we can control them for the benefit of synthesis. Next, we discuss recent …
9:10 - 10:00am
Series
King Zimri-Lim's money-lending contract As part of the PCEHM program ("Power and written culture in Upper Mesopotamia in the 18 th century BC"), funded by the ANR under aapg 2022, the 2023-2024 lecture had focused on law and legal life; in parallel, …
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Series
Relief from the chapel of Setepibre at Abydos. Middle Kingdom. Block MMA 65.120.2. The seminar aims to define possible anthropological approaches to the Osirian image, considered within the general framework of a study of the functioning of the image as …
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Series
This lecture is only recorded in audio. …
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Event
Abstract Computational quantum physics has recently seen a dramatic increase in its capabilities, precision, and predictive power. The advances have been driven by method and code development, benchmark, and collaboration. Together with exciting recent …
2:00 - 3:00pm
Series
First Webb deep field, galaxy cluster SMACS 0723-73 and gravitational arcs. More than 95 % of the Universe's content is black or unknown, starting with 25 % made of exotic dark matter, and for the last twenty-five years we've known that the …
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Series
First Webb deep field, galaxy cluster SMACS 0723-73 and gravitational arcs. More than 95 % of the Universe's content is black or unknown, starting with 25 % made of exotic dark matter, and for the last twenty-five years we've known that the …
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Stephen Quake
Understanding the Mysteries of the Cell: How Do Mutations Arise in Our Bodies?
Stephen Quake
Understanding the Mysteries of the Cell: How Do Mutations Arise in Our Bodies?
Guest lecturer
Event
Abstract The question of how heritable mutations arise is one of long-standing interest in biology. In the case of bacteria, there was a debate about whether mutations arise as a consequence of adaptation to selective pressure from the environment, or …
5:00 - 6:00pm
Series
Courtiers participating in the royal jubilee ceremony. 4th dynasty. MMA blocks 09.180.18 + 22.1.1. …
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