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Hodjat Hajian
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Visible light nearly perfect absorber: an optimum unit cell arrangement for near absolute polarization insensitivity
A Ghobadi, H Hajian, M Gokbayrak, SA Dereshgi, A Toprak, B Butun, ...
Optics express 25 (22), 27624-27634, 2017
802017
Strong light–matter interaction in lithography-free planar metamaterial perfect absorbers
A Ghobadi, H Hajian, B Butun, E Ozbay
ACS Photonics 5 (11), 4203-4221, 2018
792018
Tuning the metal filling fraction in metal-insulator-metal ultra-broadband perfect absorbers to maximize the absorption bandwidth
A Ghobadi, H Hajian, AR Rashed, B Butun, E Ozbay
Photonics Research 6 (3), 168-176, 2018
752018
Ultra-broadband, lithography-free, and large-scale compatible perfect absorbers: the optimum choice of metal layers in metal-insulator multilayer stacks
S Abedini Dereshgi, A Ghobadi, H Hajian, B Butun, E Ozbay
Scientific Reports 7 (1), 1-8, 2017
582017
Ultra-broadband, wide angle absorber utilizing metal insulator multilayers stack with a multi-thickness metal surface texture
A Ghobadi, SA Dereshgi, H Hajian, B Bozok, B Butun, E Ozbay
Scientific reports 7 (1), 1-10, 2017
572017
Bismuth-based metamaterials: from narrowband reflective color filter to extremely broadband near perfect absorber
A Ghobadi, H Hajian, M Gokbayrak, B Butun, E Ozbay
Nanophotonics 8 (5), 823-832, 2019
472019
Active metamaterial nearly perfect light absorbers: a review
H Hajian, A Ghobadi, B Butun, E Ozbay
JOSA B 36 (8), F131-F143, 2019
462019
Characteristics of band structure and surface plasmons supported by a one-dimensional graphene-dielectric photonic crystal
H Hajian, A Soltani-Vala, M Kalafi
Optics Communications 292, 149-157, 2013
432013
97 percent light absorption in an ultrabroadband frequency range utilizing an ultrathin metal layer: randomly oriented, densely packed dielectric nanowires as an excellent …
A Ghobadi, SA Dereshgi, H Hajian, G Birant, B Butun, A Bek, E Ozbay
Nanoscale 9 (43), 16652-16660, 2017
422017
Tunable, omnidirectional, and nearly perfect resonant absorptions by a graphene-hBN-based hole array metamaterial
H Hajian, A Ghobadi, B Butun, E Ozbay
Optics Express 26 (13), 16940-16954, 2018
362018
Hybrid plasmon–phonon polariton bands in graphene–hexagonal boron nitride metamaterials
H Hajian, A Ghobadi, SA Dereshgi, B Butun, E Ozbay
JOSA B 34 (7), D29-D35, 2017
342017
Disordered nanohole patterns in metal-insulator multilayer for ultra-broadband light absorption: atomic layer deposition for lithography free highly repeatable large scale …
A Ghobadi, H Hajian, SA Dereshgi, B Bozok, B Butun, E Ozbay
Scientific reports 7 (1), 1-10, 2017
332017
Surface plasmons of a graphene parallel plate waveguide bounded by Kerr-type nonlinear media
H Hajian, A Soltani-Vala, M Kalafi, PT Leung
Journal of Applied Physics 115 (8), 083104, 2014
332014
Lithography-free planar band-pass reflective color filter using a series connection of cavities
A Ghobadi, H Hajian, MC Soydan, B Butun, E Ozbay
Scientific Reports 9 (1), 1-11, 2019
302019
Nearly perfect resonant absorption and coherent thermal emission by hBN-based photonic crystals
H Hajian, A Ghobadi, B Butun, E Ozbay
Optics express 25 (25), 31970-31987, 2017
302017
Enhanced transmission and beaming via a zero-index photonic crystal
H Hajian, E Ozbay, H Caglayan
Applied Physics Letters 109 (3), 031105, 2016
302016
VO2-hBN-graphene-based bi-functional metamaterial for mid-infrared bi-tunable asymmetric transmission and nearly perfect resonant absorption
H Hajian, A Ghobadi, AE Serebryannikov, B Butun, GAE Vandenbosch, ...
JOSA B 36 (6), 1607-1615, 2019
292019
Optimizing terahertz surface plasmons of a monolayer graphene and a graphene parallel plate waveguide using one-dimensional photonic crystal
H Hajian, A Soltani-Vala, M Kalafi
Journal of Applied Physics 114 (3), 033102, 2013
292013
Guided plasmon modes of a graphene-coated Kerr slab
H Hajian, ID Rukhlenko, PT Leung, H Caglayan, E Ozbay
Plasmonics 11 (3), 735-741, 2016
232016
Long-range Tamm surface plasmons supported by graphene-dielectric metamaterials
H Hajian, H Caglayan, E Ozbay
Journal of Applied Physics 121 (3), 033101, 2017
182017
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