scholarly journals Determination of optimum harvest maturity and non-destructive evaluation of pod development and maturity in cacao (Theobroma cacao L.) using a multiparametric fluorescence sensor

2018 ◽  
Vol 99 (4) ◽  
pp. 1700-1708
Author(s):  
Yei-Kheng Tee ◽  
Siva K Balasundram ◽  
Phebe Ding ◽  
Ahmad Husni M Hanif ◽  
Khairul Bariah
2013 ◽  
Vol 25 (2) ◽  
pp. 93-96
Author(s):  
Milton Macoto Yamada ◽  
Wilson Reis Monteiro ◽  
Uilson Vanderlei Lopes ◽  
José Luis Pires ◽  
Basil G. D. Bartley ◽  
...  

2019 ◽  
Vol 298 ◽  
pp. 125013 ◽  
Author(s):  
Nicolas Cain ◽  
Oliver Alka ◽  
Torben Segelke ◽  
Kristian von Wuthenau ◽  
Oliver Kohlbacher ◽  
...  

Metabolites ◽  
2020 ◽  
Vol 10 (3) ◽  
pp. 91
Author(s):  
Nicolas Cain ◽  
Christian Marji ◽  
Kristian von Wuthenau ◽  
Torben Segelke ◽  
Markus Fischer

A targeted metabolomics LC-ESI-QqQ-MS/MS application for the determination of cocoa shell based on 15 non-polar key metabolites was developed, validated according to recognized guidelines, and used to predict the cocoa shell content in various cocoa products. For the cocoa shell prediction, different PLSR models based on different cocoa shell calibration series were developed and their suitability and prediction quality were compared. By analysing samples from different origins and harvest years with known shell content, the prediction model could be confirmed. The predicted shell content could be verified with a deviation of about 1% cocoa shell. The presented method demonstrates the suitability of the targeted application of metabolomic profiling for the determination of cocoa shell and its applicability in routine analysis is discussed.


2021 ◽  
pp. 471-478
Author(s):  
G. Sortino ◽  
A. Allegra ◽  
V. Farina ◽  
P. Inglese ◽  
A. Gallotta

2018 ◽  
Vol 229 ◽  
pp. 19-24 ◽  
Author(s):  
Juan Carlos Suárez Salazar ◽  
Luz Marina Melgarejo ◽  
Ervin Humprey Durán Bautista ◽  
Julio A. Di Rienzo ◽  
Fernando Casanoves

2021 ◽  
Vol 21 (1) ◽  
pp. 284-298
Author(s):  
Ana María Henao-Ramírez ◽  
Héctor Jaime Salazar Duque ◽  
Arley Fernando Calle Tobón ◽  
Aura Inés Urrea Trujillo

Sensors ◽  
2019 ◽  
Vol 19 (9) ◽  
pp. 1959 ◽  
Author(s):  
Kabir A. Mamun ◽  
Ravin N. Deo ◽  
F. R. Islam ◽  
Hemanshu R. Pota ◽  
Aneesh A. Chand ◽  
...  

The corrosion of steel reinforcement in concrete often leads to huge unbudgeted expenses for maintaining, monitoring and renovating an infrastructure. This is mainly due to the presence of salts or chemical chlorides that pose a danger to the concrete structures. The determination of the existence of these corrosive salts is vital for defining the service life of concrete. This research looked at developing an electromagnetic induction (EMI) sensor for the detection of corrosive salts. The first design adopted a single-loop coil (SLC) concept, and the second was based on a multiple-loop coil (MLC) one using copper wire. Tests were conducted on these two techniques, and with the results obtained, the latter seemed more promising; thus, a prototype sensor was developed using the MLC concept. As this new prototype sensor was able to detect the manifestation of chemical contents in a concrete structure, it could be used as a non-destructive evaluation (NDE) technique for the detection of corrosive chemicals in concrete and has the further possibility of detecting corrosion in concrete.


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