Evidence map›Paper›PMID 32748091›Full record

ArticleNano convergence2020

Deep Q-network to produce polarization-independent perfect solar absorbers: a statistical report.

Iman Sajedian, Trevon Badloe, Heon Lee, Junsuk Rho

Open access · diamondAbstract read
In one paragraph

Article in Nano convergence, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.0field-weighted citation impact, top 28% of its field
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

6 citing papers in PubMed, 24 citations in OpenAlex.

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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

4 authors at 2 institutions in 2 countries.

Iman SajedianDepartment of Materials Science and Engineering, Korea University, Seoul, 02842, Republic of Korea.
Trevon BadloeDepartment of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), Pohang, 37673, Republic of Korea.
Heon LeeDepartment of Materials Science and Engineering, Korea University, Seoul, 02842, Republic of Korea. heonlee@korea.ac.kr.
Junsuk RhoDepartment of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), Pohang, 37673, Republic of Korea. jsrho@postech.ac.kr.ORCID http://orcid.org/0000-0002-2179-2890
Pohang University of Science and Technology · KRKorea University · KR

Funding

National Research Foundation of Korea CAMM-2019M3A6B3030637National Research Foundation of Korea NRF-2018M3D1A1058997National Research Foundation of Korea NRF-2019R1A2C3003129National Research Foundation of Korea NRF-2019R1A5A8080290
6 · The paper itself

Abstract

Using reinforcement learning, a deep Q-network was used to design polarization-independent, perfect solar absorbers. The deep Q-network selected the geometrical properties and materials of a symmetric three-layer metamaterial made up of circular rods on top of two films. The combination of all the possible permutations gives around 500 billion possible designs. In around 30,000 steps, the deep Q-network was able to produce 1250 structures that have an integrated absorption of higher than 90% in the visible region, with a maximum of 97.6% and an integrated absorption of less than 10% in the 8-13 µm wavelength region, with a minimum of 1.37%. A statistical analysis of the distribution of materials and geometrical parameters that make up the solar absorbers is presented.

Indexed as

Deep Q-learningPerfect solar absorbersReinforcement learningStatistical analysis

Identifiers

PMID32748091
PMCPMC7399723
OpenAlexW3046425935

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.