Zobrazeno 1 - 10
of 2 893
pro vyhledávání: '"graphene nanoribbon"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract This paper presents a tunable, single-mode narrowband optical filter designed for terahertz applications utilizing graphene nanoribbons. To attain optimal conditions, the filter was devised in three steps. It is composed of two input and out
Externí odkaz:
https://doaj.org/article/9043f7eb91fb4205af0a52a996a7e29a
Autor:
Stefan Šćepanović, Amina Kimouche, Jovan Mirković, Gehad Sadiek, Tillmann Klamroth, Abdou Hassanien
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-8 (2024)
Abstract Using scanning tunneling microscopy and spectroscopy we demonstrate a revival of magnetism in 7-armchair nanoribbon by unpassivated atoms at the termini. Namely, a pair of intense Kondo resonances emerges at the peripheries of zigzag terminu
Externí odkaz:
https://doaj.org/article/db9fbfb15eec4c94823efab2cf8d4c7b
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract This study examines the operational parameters of field-effect transistors (FETs) using single-gate (SG) and double-gate (DG) graphene nanoribbons (GNRs) within the analog/RF domain. A detailed exploration is conducted through an atomistic p
Externí odkaz:
https://doaj.org/article/ee9026f476544954a39622837aebe068
Autor:
Wenusara Satheekshana, Pasan Henadeera, Chamara Somarathna, Nalaka Samaraweera, Galhenage Asha Sewvandi
Publikováno v:
Carbon Trends, Vol 17, Iss , Pp 100423- (2024)
Graphene nanoribbons (GNRs) hold promise as thermoelectric (TE) materials due to their advantageous electronic properties compared to conventional candidates. However, a key challenge to enhancing the TE performance of GNRs lies in reducing the therm
Externí odkaz:
https://doaj.org/article/2c7117e77f944a6e91549305ded5a43a
Akademický článek
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Enhanced thermoelectric performances in graphene nanoribbons via BN dimers doping: Theoretical study
Autor:
Fouad N. Ajeel, Ali Ben Ahmed
Publikováno v:
Chemical Physics Impact, Vol 8, Iss , Pp 100413- (2024)
Improving the thermoelectric performance of designed graphene nanoribbons is a key stage in the production of thermoelectric nanodevices with many applications. The chemical doping allows armchair graphene nanoribbons (AGNRs) to exhibit controllable
Externí odkaz:
https://doaj.org/article/cf01a70f999745ab9a85fda41e03d831
Autor:
Xiao-Long Lü, Jun-Feng Liu
Publikováno v:
Results in Physics, Vol 59, Iss , Pp 107591- (2024)
Recently, topological edge states have attracted rapid attention for designing low-power consumption electronics due to their topological protection and suppression of backscattering. We study the transport properties of inner and outer edge states i
Externí odkaz:
https://doaj.org/article/0fcba966d4dc42c8bb372ac5934b0d18
Autor:
Sandip Bhattacharya, Mohammed Imran Hussain, John Ajayan, Shubham Tayal, Louis Maria Irudaya Leo Joseph, Sreedhar Kollemm, Usha Desai, Syed Musthak Ahmed, Ravichander Janapati
Publikováno v:
ETRI Journal, Vol 45, Iss 5, Pp 910-921 (2023)
In this study, we designed a 6T-SRAM cell using 16-nm CMOS process and analyzed the performance in terms of read-speed latency. The temperaturedependent Cu and multilayered graphene nanoribbon (MLGNR)-based nanointerconnect materials is used througho
Externí odkaz:
https://doaj.org/article/06b05190d72c4c72b7c5f0654fa309e9
Publikováno v:
Quantum Frontiers, Vol 2, Iss 1, Pp 1-9 (2023)
Abstract We study the nonlinear optical properties of heterojunctions made of graphene nanoribbons (GNRs) consisting of two segments with either the same or different topological properties. By utilizing a quantum mechanical approach that incorporate
Externí odkaz:
https://doaj.org/article/88e6e11ac3da4de8b484e7ec2fe35f74
Publikováno v:
Nanomaterials, Vol 14, Iss 11, p 962 (2024)
This paper investigates the performance of vacuum gate dielectric doping-free carbon nanotube/nanoribbon field-effect transistors (VGD-DL CNT/GNRFETs) via computational analysis employing a quantum simulation approach. The methodology integrates the
Externí odkaz:
https://doaj.org/article/2bc78aeec9404e558239d414bea07db1