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Leena Pitkänen

Aalto University

SCHOLARLY PAPERS

3

DOWNLOADS

103

TOTAL CITATIONS

2

Scholarly Papers (3)

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1.

Towards Recycling of Ionic Liquids in Fiber Spinning Process –Carbohydrate Transformation Products in Aqueous Ionic Liquid Solutions Studied by Liquid Chromatography/Quadrupole Time-of-Flight Mass Spectrometry

Number of pages: 27 Posted: 06 Aug 2025
Leena Pitkänen, Monika Tuominen, Behnaz Assadzadeh, Petri Uusi-Kyyny, Kalle Kaipainen, Petri Kilpeläinen, Michael Hummel and Herbert Sixta
Aalto University, Aalto University, Aalto University, Aalto University, Natural Resources Institute Finland, Natural Resources Institute Finland, Aalto University and Aalto University
Downloads 43 (1,145,425)

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carbohydrate, organic acids, oxidation, separations, ionic liquid, LC-qTOF-MS

2.

Reinvestigating the Concurring Reactions in Early-Stage Cellulose Pyrolysis by solution state NMR spectroscopy

Number of pages: 32 Posted: 28 Jun 2023
Lukas Fliri, Chamseddine Guizani, Isaac Yair Miranda-Valdez, Leena Pitkänen and Michael Hummel
Aalto University, VTT Technical Research Centre of Finland, Aalto University, Aalto University and Aalto University
Downloads 40 (1,183,237)
Citation 2

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Cellulose carbonization, low temperature, pre-treatment, char yield, active cellulose

3.

Carbonisation of Lignin in the Presence of Eutectic Salt Mixture: Identifying the Properties of Lignin that Govern the Characteristics of the Resulting Carbon Material

Number of pages: 34 Posted: 18 Jun 2024
Daria Robertson, Paula Nousiainen, Leena Pitkänen, Inge Schlapp-Hackl, Dmitrii Rusakov and Michael Hummel
Aalto University, Aalto University, Aalto University, Aalto University, Aalto University and Aalto University
Downloads 20 (1,448,301)

Abstract:

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Lignin properties, Carbonisation, Eutectic Salts, Carbon Material Analysis, biochar