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Record W2081422536 · doi:10.1116/1.2192525

<i>In situ</i> monitoring of protein adsorption on functionalized porous Si surfaces

2006· article· en· W2081422536 on OpenAlexaff
Li‐Lin Tay, N. L. Rowell, D. J. Lockwood, Rabah Boukherroub

Bibliographic record

VenueJournal of Vacuum Science & Technology A Vacuum Surfaces and Films · 2006
Typearticle
Languageen
FieldMaterials Science
TopicSilicon Nanostructures and Photoluminescence
Canadian institutionsNational Research Council Canada
Fundersnot available
KeywordsBlueshiftPorous siliconFourier transform infrared spectroscopyBovine serum albuminPhotoluminescenceAdsorptionIn situMaterials scienceProtein adsorptionBiosensorSiliconIncubationMatrix (chemical analysis)Infrared spectroscopyAnalytical Chemistry (journal)Chemical engineeringChemistryNanotechnologyChromatographyOrganic chemistryComposite materialOptoelectronicsBiochemistry

Abstract

fetched live from OpenAlex

In situ monitoring of the photoluminescence (PL) of undecylenic acid functionalized porous silicon (PS) was carried out in bovine serum albumin (BSA) solution. Two factors dictated the PL behavior during the protein incubation process. A PL redshift was observed within a few hours of PS incubation in BSA solution followed by an overall gradual blueshift of the PL energy. Correlating this result with Fourier transform infrared (FTIR) spectroscopy performed before and after BSA incubation as well as with the PL and FTIR studies performed in parallel on planar Si, the redshift was attributed to the adsorption (or incorporation) of protein in the porous matrix while the blueshift was assigned to surface oxidation due to the erosion of Si nanocrystallites in the PS matrix. Understanding the protein incorporation in the PS matrix has important implications in utilizing the PL as an optical transduction method in a PS-based biosensor device.

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.

How this classification was reachedexpand

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)0.001
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 score0.024
Threshold uncertainty score0.730

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0000.001
Scholarly communication0.0000.001
Open science0.0010.000
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 head0.008
GPT teacher head0.238
Teacher spread0.230 · 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

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations14
Published2006
Admission routes1
Has abstractyes

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