Evidence map›Paper›PMID 33396227›Full record

ArticleNanomaterials (Basel, Switzerland)2020

Color Centers Enabled by Direct Femto-Second Laser Writing in Wide Bandgap Semiconductors.

Stefania Castelletto, Jovan Maksimovic, Tomas Katkus, Takeshi Ohshima, Brett C Johnson, Saulius Juodkazis

Abstract read
In one paragraph

Article in Nanomaterials (Basel, Switzerland), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed.

  1. Article
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  3. Low-dimensional solid-state single-photon emitters.Nanophotonics (Berlin, Germany) · 2025
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Stefania CastellettoSchool of Engineering, RMIT University, Melbourne, VIC 3000, Australia.ORCID 0000-0002-8675-2291
Jovan MaksimovicOptical Sciences Center and ARC Training Centre in Surface Engineering for Advanced Materials (SEAM), Swinburne University of Technology, John Street, Hawthorn, VIC 3122, Australia.
Tomas KatkusOptical Sciences Center and ARC Training Centre in Surface Engineering for Advanced Materials (SEAM), Swinburne University of Technology, John Street, Hawthorn, VIC 3122, Australia.
Takeshi OhshimaNational Institutes for Quantum and Radiological Science and Technology, 1233 Watanuki, Takasaki 370-1292, Japan.ORCID 0000-0002-7850-3164
Brett C JohnsonCentre for Quantum Computation and Communication Technology, School of Physics, The University of Melbourne, Melbourne, VIC 3001, Australia.
Saulius JuodkazisOptical Sciences Center and ARC Training Centre in Surface Engineering for Advanced Materials (SEAM), Swinburne University of Technology, John Street, Hawthorn, VIC 3122, Australia.ORCID 0000-0003-3542-3874

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Color centers in silicon carbide are relevant for applications in quantum technologies as they can produce single photon sources or can be used as spin qubits and in quantum sensing applications. Here, we have applied femtosecond laser writing in silicon carbide and gallium nitride to generate vacancy-related color centers, giving rise to photoluminescence from the visible to the infrared. Using a 515 nm wavelength 230 fs pulsed laser, we produce large arrays of silicon vacancy defects in silicon carbide with a high localization within the confocal diffraction limit of 500 nm and with minimal material damage. The number of color centers formed exhibited power-law scaling with the laser fabrication energy indicating that the color centers are created by photoinduced ionization. This work highlights the simplicity and flexibility of laser fabrication of color center arrays in relevant materials for quantum applications.

Indexed as

color centersfemtosecond laser writinggallium nitridesilicon carbidespectroscopyvacancies

Identifiers

PMID33396227
PMCPMC7823324

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.