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Record W2100795894 · doi:10.1109/tia.2015.2448523

Processing of Carbonated Beer by Pulsed Electric Fields

2015· article· en· W2100795894 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
fundA Canadian funder is recorded on the work.
aboutThe title or abstract carries a Canadian signal from the geographic lexicon.

Bibliographic record

VenueIEEE Transactions on Industry Applications · 2015
Typearticle
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicMicrobial Inactivation Methods
Canadian institutionsMcMaster UniversityUniversity of Waterloo
FundersNatural Sciences and Engineering Research Council of Canada
KeywordsPasteurizationOrganolepticFood scienceShelf lifeTasteChemistryAromaIonBeverage industryMetal ions in aqueous solutionMaterials scienceMetalMetallurgy

Abstract

fetched live from OpenAlex

The microbiological shelf life of carbonated beer can be extended after being processed by pulsed electric fields (PEFs). Being a nonthermal preservation method, the freshlike taste and the original nutritional value are better retained than with conventional thermal pasteurization (TP). Brewery regulations in Canada do not necessitate the TP of carbonated beer; hence, PEF processing finds a potential application in the beer industry. This paper investigates the applicability of the PEF processing to carbonated beer, particularly through a sealed and pressurized processing chamber. However, due to the inevitable flow of current during the PEF processing, metal ions will be released from the electrodes. The presence of these ions in PEF-processed beer accelerates its aging and may affect the organoleptic stability. Hence, we further evaluate the metal ions released during the PEF processing and their consequent effect, if any, on the taste and the shelf life. It has been found that the released amounts of iron ions are observed to be within the acceptable levels for consumable liquid foods. Untrained participants from the public preferred the PEF-processed beer when compared with thermally pasteurized beer. Trained panelists reported a metallic feeling in the PEF-processed beer corresponding to the presence of metal ions that was detected analytically.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.888
Threshold uncertainty score0.521

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.026
GPT teacher head0.303
Teacher spread0.277 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it