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Journal of Optics

Subject Areas: Atomic and Molecular Physics, and Optics
Publisher: Springer India - Springer Journals
ISSN: 0972-8821
SJR: 17

LitStream

Journal Article

Design and analysis of MIMO antenna array for TeraHertz communication

Sarkar, Pia; Saha, Arijit; Banerjee, Amit; Chakraborty, Vedatrayee

2024 Journal of Optics

doi:10.1007/s12596-024-01739-8

Antenna array of two dipole antennas made of copper has been designed and analyzed for 0.1 THz frequency in this work for element spacing of...
LitStream

Journal Article

Design and simulation of different anti-reflection coatings (ARCs) to improve the efficiency of ZnO solar cells

Jamaluddin, Nur Irdina Iwani Mohd; Yusoff, Mohd Zaki Bin Mohd; Hussain, Babar; Malek, Mohd Firdaus

2024 Journal of Optics

doi:10.1007/s12596-024-01767-4

Zinc oxide (ZnO) has recently been recognized as one of the prospective materials in applications involving solar cells, due to a number of aspects that render this material preferable than silicon and other types of solar cell materials in both terms of cost and efficiency. In this study, the...
LitStream

Journal Article

Design and analysis of frequency agile LP to CP convertor loaded silicon–graphene based MIMO array antenna in THz regime

Kushwah, Vivek Singh; Reddy, M. Ramana; Charyulu, M. Lakshmi Narasimha; Sastry, P. Narahari; Goyal, Shally

2024 Journal of Optics

doi:10.1007/s12596-024-01783-4

In this communication, a hybrid radiator (graphene-silicon ceramic) in THz frequency regime is designed and discussed. Three main features of proposed antenna are: (a) array-based structure enhance the gain of radiator to 10.0 dBi; (b) a suspension of polarization convertor creates the CP waves...
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Journal Article

A hybrid cryptosystem based on Radon transform, devil’s vortex Fresnel lens phase mask, and Arnold transform

Gaur, Kapil Shankar; Singh, Hukum; Thakran, Seema; Singh, Kehar

2024 Journal of Optics

doi:10.1007/s12596-024-01786-1

A cryptographic approach for image encryption in the Radon domain is presented in this paper. Grayscale-, and binary images are used to validate the technique. The images are encrypted using a combination of the Radon-, and Fourier transform, with scrambling by the Arnold transform. Devil’s...
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Journal Article

Implementation of designed OCDMA code in RoF for future 5G communication

Sarkar, Madhumita; Ghosh, Shila

2024 Journal of Optics

doi:10.1007/s12596-024-01813-1

The paper proposes an adaptive radio-over-fiber (RoF) network architecture for modern generation communication incorporating our designed Modified Walsh code (MWC). The proposed system represents an advancement of an Optical code division multiple access (OCDMA) to provide a better-Quality factor...
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Journal Article

Performance enhancement of organic perovskite solar cell with graphene oxide as electron transport layer

Lohia, Pooja; Singh, Sachin; Srivastava, Vaibhava; Agarwal, Surbhi; Dwivedi, D. K.; Rai, Shambhavi; Tighezza, Ammar M.; Hossain, M. Khalid

2024 Journal of Optics

doi:10.1007/s12596-024-01792-3

In this paper, effective work is conducted on performance optimization in methylammonium lead triiodide with MXene absorber layer-based solar cells incorporating Spiro-OMeTAD and GO as HTL and ETL, respectively. The influences of temperature, work function of back contact, interface defect...
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Journal Article

Beam manipulation and force estimation in a dynamic holographic optical tweezers

Singh, Shilpa; Boruah, Bosanta R.

2024 Journal of Optics

doi:10.1007/s12596-024-01751-y

In this paper we discuss the implementation of a dynamic holographic optical tweezers using a liquid crystal spatial light modulator (LCSLM) assembly. The LCSLM assembly can realize reconfigurable binary holograms and generate beams with user defined phase profiles. Depending on the nature of the...
LitStream

Journal Article

Measurement operators for quantum coherent states in binary and quaternary photonic communications with polarization degree of freedom

Arvizu-Mondragón, Arturo; Mendieta-Jiménez, Francisco J.; López-Mercado, César A.; Muraoka-Espíritu, Ramón

2024 Journal of Optics

doi:10.1007/s12596-024-01785-2

The objective of this work is the derivation of the measurement operators and the error probability performance in the quantum detection of information-carrying coherent states used in binary and quaternary photonic communications systems, that employ the degrees of freedom of both the complex...
LitStream

Journal Article

Design of beam splitters by using double defect layered 1D quaternary photonic band gap structures

Banerjee, Anirudh

2024 Journal of Optics

doi:10.1007/s12596-024-01830-0

In this note, design of beam splitters are demonstrated by using double defect layered 1D quaternary photonic band gap (PBG) structures. This structure can divide light beam of a particular wavelength into two light beams. The wavelengths to be splitted and splitting ratio of this double defect...
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Journal Article

Sensitivity enhancement of biosensor (SPR) with PtSe2 using Au–Si–Au thin films

Bouandas, H.; Slimani, Y.; Ayadi, K.; Ghebouli, M. A.; Djemli, A.; Fatmi, M.; Chihi, T.; Albaqami, Munirah D.; Mohammad, Saikh; Sillanpää, Mika

2024 Journal of Optics

doi:10.1007/s12596-024-01807-z

In this study, we presented a novel structure for a highly sensitive surface plasmon resonance (SPR) sensor, we propose a structure which contains six layers: BK7 prism glass, Gold thin film, Silicon sheets, Gold thin film, using transition figure of merit (FOM) 16.43 RUI−1metal dichalcogenides...

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