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Record W2899097107 · doi:10.1109/jsen.2018.2878484

Disposable Off-Chip Micro-Dispenser for Accurate Droplet Transportation

2018· article· en· W2899097107 on OpenAlex
Behzad Parsi, Lihong Zhang, Vlastimil Masek

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.

Bibliographic record

VenueIEEE Sensors Journal · 2018
Typearticle
Languageen
FieldEngineering
TopicElectrowetting and Microfluidic Technologies
Canadian institutionsMemorial University of Newfoundland
FundersNatural Sciences and Engineering Research Council of CanadaMemorial University of NewfoundlandResearch and Development Corporation of Newfoundland and LabradorCanada Foundation for Innovation
KeywordsChipActuatorMechanical engineeringPipetteThermoelectric coolingMicrofluidicsMaterials scienceComputer scienceEngineeringThermoelectric effectElectrical engineeringNanotechnology

Abstract

fetched live from OpenAlex

Liquid dispensing in small scale is typically done by using either automatic syringe pumps or manual operation with syringes or pipettes. The micro-dispensers, which can precisely transport a variety of droplet fluids in the μL range, have received increasingly more attention in the area of lab-on-a-chip. In this paper, we present the design of a portable, efficient, accurate yet cost-effective micro-dispenser, which is ideal for improving simple laboratory applications. Our proposed design is comprised of the main frame and a disposable main tank for accommodating a bulk volume of sample fluid. The whole unit functions as an off-chip reservoir to transport the sample fluid to elsewhere through a passive valve. The height of the disposable main tank and the diameter of the passive valve are carefully designed upon the physical properties of the sample fluid. Moreover, our micro-dispenser is equipped with a flexible layer of elastic diaphragm. An electromagnetic actuator is utilized to produce push-pull force, while a Peltier thermoelectric device supported by a fuzzy logic controller is dedicated to controlling the temperature within the tank. The experimental measurements of our prototyped device exhibit that our proposed design features multiple advantages over the conventional methods, including repeatable dispensing, high accuracy, disposability, and controllable temperature.

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: Empirical
Teacher disagreement score0.020
Threshold uncertainty score0.606

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 head0.011
GPT teacher head0.234
Teacher spread0.222 · 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