Results 51 to 60 of about 1,835 (185)

Activités et pratiques enfantines autour du quartier du Khân al-Khalîlî [PDF]

open access: yes, 1993
International audienceArticle fondé sur une enquête effectuée entre mars et juin 1992 dans le quartier du Khan al-Khalîlî et ses proches environs, basée sur des observations assorties de questions non systématiques et sur denombreuses « filatures » d ...
Madoeuf, Anna
core   +1 more source

Nouveaux corps odorants dans le domaine des muscs polycycliques [PDF]

open access: yes, 1992
Polyalkyl-tetralins and -indans are well known as starting materials for polycyclic musks obtained by Friedel-Crafts acylation. If, instead, such hydrocarbons are subjected to benzylic (electrochemical) oxidation, new musks are obtained.
Baudin, Josiane   +2 more
core   +2 more sources

EURL ECVAM Status Report on the Development, Validation and Regulatory Acceptance of Alternative Methods and Approaches (2016) [PDF]

open access: yes, 2016
Replacement, Reduction and Refinement of animal testing is anchored in EU legislation. Alternative non-animal approaches facilitate a shift away from animal testing.
ASTURIOL BOFILL DAVID   +30 more
core   +1 more source

A General Strategy for C(sp3)─H Bond Etherification via Quinoline Derivative‐Mediated Electrolysis

open access: yesAdvanced Science, Volume 12, Issue 22, June 12, 2025.
A quinoline‐based mediator is introduced for the electrochemical etherification of C(sp3)─H bonds, enabling the process with minimal dependence on substrate electronic properties. The reaction demonstrates compatibility with various C─H bonds, including tertiary benzylic C─H bonds and unactivated C(sp3)─H bonds.
Yousen Xu   +4 more
wiley   +1 more source

Migration flows management in Latvia [PDF]

open access: yes
The present-day world features ever growing mobility - free movement of people, financial capital, markets and services. This mobility is enhanced and arranged by cross-national networks.
Shina, Inga
core   +1 more source

Hindu residents' satisfactions on residential unit spatial layout of low-cost flat housing [PDF]

open access: yes, 2015
Religious and cultural considerations of specific communities are usually overlooked in the design of low-cost flats (LCF) in Malaysia, likely due to a poor understanding of religious-cultural needs.
Mat Raschid, Mohammad Yazah   +2 more
core  

Alternative methods for regulatory toxicology – a state-of-the-art review [PDF]

open access: yes, 2014
This state-of-the art review is based on the final report of a project carried out by the European Commission’s Joint Research Centre (JRC) for the European Chemicals Agency (ECHA).
BREMER Susanne   +27 more
core   +1 more source

PTC in the Polyenolate‐Mediated [10+2]‐Cycloaddition for the Synthesis of α,α‐Disubstituted Amino Acid Precursors

open access: yesAdvanced Synthesis &Catalysis, Volume 367, Issue 8, April 15, 2025.
Abstract The manuscript describes a formal [10+2] higher‐order cycloaddition between 2‐arylideneindan‐1‐ones and α‐alkylidene azlactones as higherene precursors and higherenofiles respectively. The reaction is realized under Brønsted‐base catalysis utilizing the phase transfer catalysis approach.
Joanna Dybowska   +3 more
wiley   +1 more source

The Post-Enlargement Migration Experience in the Baltic Labor Markets [PDF]

open access: yes
We use Lithuanian, Latvian and Estonian LFS data (2002-2007) complemented with several other surveys to compare the profile of Baltic temporary workers abroad before and after EU accession with that of stayers and return migrants.
Hazans, Mihails, Philips, Kaia
core  

Extension of a Web-based Learning System to Assist Students in Basic Chemistry Courses(2) [PDF]

open access: yes, 2016
昨年度に引き続き、web 上の自習テストシステムによる学修支援について、初等教育課程理科専攻3年生に対する「化学実験」の授業支援システムの拡張と学生の実行状況の分析を述べた。Extension of the web-based training system to assist students in a chemistry lab course was reported and the students’ performance was analyzed.departmental bulletin ...
NAKAGAWA, Kuniaki   +2 more
core   +1 more source

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