Related Experiment Video
Updated: Jun 11, 2026

X-ray Powder Diffraction in Conservation Science: Towards Routine Crystal Structure Determination of Corrosion Products on Heritage Art Objects
Published on: June 8, 2016
[Colonial collections at the Universidade de Lisboa: criteria for characterizing sensitive heritage]
Catarina Simões1, Catarina Mateus2, Ana Godinho3
1CHAM - Centro de Humanidades,Faculdade de Ciências Sociais e Humanas/Universidade Nova de Lisboa. Lisboa - Portugal catarinasimoes@fcsh.unl.pt.
None:
The collections of the Instituto de Investigação Científica Tropical were integrated into the Universidade de Lisboa in 2015, leaving the Museu Nacional de História Natural e da Ciência responsible for their management, preservation and access. This historical and scientific heritage includes archives, libraries, natural history, archaeological and ethnographic collections, scientific instruments and the Jardim Botânico Tropical. Most of the collections were created as part of colonial scientific missions promoted by the Portuguese government during the nineteenth and twentieth centuries. This article reflects on this heritage in light of contemporary debates on the legacies of colonialism, presenting the museum's work to address, identify and describe its historically and culturally sensitive collections.
Related Concept Videos
Archival Research
Legal Guidelines for Documentation
Sputum Studies I: Gram Stain, cytology, and Acid-fast smear and culture
Gram Stain
The Gram Stain is an integral part of sputum studies. It involves the staining of sputum, which permits...
Sputum Studies II: Culture and Sensitivity
Sputum culture and sensitivity is a medical procedure used to diagnose bacterial infections in the respiratory tract and select the most appropriate antibiotics for treatment. This process involves analyzing sputum samples of thick and opaque secretions produced in the lungs and airways. These samples are collected from patients and then sent to the laboratory for analysis.
The test can identify various pathogens responsible for respiratory infections, including Streptococcus,...
Microbial Classification System
Methods of Classification and Identification

