Retraction of: 76 articles published in Journal of Optical Communications

The following 76 articles have been retracted from the Journal of Optical Communications by agreement between the journal Editor-in-Chief and the Publisher.

After a thorough investigation, these articles have been retracted due to evidence of citation manipulation and an excessive level of self-citation, which is inconsistent with accepted academic practices. As a result, the journal no longer has confidence in the reliability and integrity of these articles. The Editorial Board and publisher are committed to ensuring ethical practices in publishing and apologize for any inconvenience caused to readers.

Below is the List of articles and DOIs etc.

Rashed, Ahmed Nabih Zaki, Manoharan Ranjith Kumar, Revathi Pugazhenthi, Ramachandran Thandaiah Prabu, Shaik Hasane Ahammad, and Md Amzad Hossain. “Bipolar alternate mark inversion encoding (BAMI) scheme for performance signature of optical transceiver systems under thermal effects” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1511–s1524 (https://doi.org/10.1515/joc-2023-0021).

Bhoompally, Suneela, Mittamidi Madhusudhan Reddy, Twana Mohammed Kak Anwer, Shaik Hasane Ahammad, Md Amzad Hossain, AHM Iftekharul Ferdous, Ahmed Nabih Zaki Rashed, and Ahmed Ezzat. “Distributed feedback laser grating order effects on optical systems with NRZ-RZ line coding scheme performance signature” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1725–s1738 (https://doi.org/10.1515/joc-2023-0072).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, and Iraj S. Amiri. “Fast speed switching response and high modulation signal processing bandwidth through LiNbO₃ electro-optic modulators” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s157–s162 (https://doi.org/10.1515/joc-2020-0012).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, and Kurmendra. “High speed optical switching gain based EDFA model with 30 Gb/s NRZ modulation code in optical systems” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s177–s182 (https://doi.org/10.1515/joc-2020-0223).

Eid, Mahmoud MA, Ahmed Helmy, and Ahmed Nabih Zaki Rashed. “Chirped Gaussian pulse propagation with various data rates transmission in the presence of group velocity dispersion (GVD)” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s281–s291 (https://doi.org/10.1515/joc-2020-0307).

Eid, Mahmoud MA, Huda Said Abd El-Hamid, and Ahmed Nabih Zaki Rashed. “High-speed fiber system capacity with bidirectional Er-Yb CDFs based on differential phase shift keying (DPSK) modulation technique” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s261–s269 (https://doi.org/10.1515/joc-2021-0001).

Rashed, Ahmed Nabih Zaki, Swathi Dasi, Lakkepogu Sujaro, Shaik Hasane Ahammad, Md Amzad Hossain, and Yassin Esmail. “Performance signature of transceiver communication system based on the cascade uniform fiber Bragg grating devices” Journal of Optical Communications, 2024, vol. 45, no. 2, 2024, pp. 165–176 (https://doi.org/10.1515/joc-2022-0260).

Rashed, Ahmed Nabih Zaki, Gade Harish Babu, Sanam Nagendram, Twana Mohammed Kak Anwer, Shaik Hasane Ahammad, Md Amzad Hossain, and Anas Ibrahim. “Study of the splicing/coupling influence of cabling to fibers test links measurements” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1369–s1381 (https://doi.org/10.1515/joc-2023-0015).

Rashed, Ahmed Nabih Zaki, Mittamidi Madhusudhan Reddy, Sanam Nagendram, Twana Mohammed Kak Anwer, Shaik Hasane Ahammad, Munuswamy Siva Kumar, Md Amzad Hossain, and Aya Mousad. “Performance evaluation simulation of the optical splitters integrated with unidirectional fiber elements” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1325–s1336 (https://doi.org/10.1515/joc-2023-0018).

Rashed, Ahmed Nabih Zaki, Govindaraj Ramkumar, Maratta Lakshmi Narasimman Srinivasan, Chiranjeevi Muppala, Shaik Hasane Ahammad, and Md Amzad Hossain. “The efficient employment of the space division multiplexing technique with OADMs for more flexibility and scalability in optical systems” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1577–s1591 (https://doi.org/10.1515/joc-2023-0024).

Rashed, Ahmed Nabih Zaki, Kannan Krishnan, Ramachandran Thandaiah Prabu, Benisha Maria Xavier, Shaik Hasane Ahammad, and Md Amzad Hossain. “Optical differential phase shift keying transceiver systems performance efficiency at high data rate optical systems in the presence of Pr doped amplifiers” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1621–s1632 (https://doi.org/10.1515/joc-2023-0025).

Rashed, Ahmed Nabih Zaki, Mittamidi Madhusudhan Reddy, Sanam Nagendram, Twana Mohammed Kak Anwer, Shaik Hasane Ahammad, Munuswamy Siva Kumar, Md Amzad Hossain, and Ahmed Essam. “Optical duobinary transmitter based OQPSK line coding phase offset for the prediction of OWC channel systems performance efficiency” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1593–s1605 (https://doi.org/10.1515/joc-2023-0028).

Zaki Rashed, Ahmed Nabih, Chiranjeevi Muppala, Anitha Gopalan, Subha Thankamony Devakhi, Shaik Hasane Ahammad, and Md Amzad Hossain. “On off keying line coding based optical transmitter for various both optical fiber communication and OWC channels” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1701–s1713 (https://doi.org/10.1515/joc-2023-0071).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Maheswar Rajagopal, Jayarajan Parimanam, and Vidyarthi Abhay. “Integrated role between VCSEL diodes and Gaussian pulse generators with ideal EDFA for self phase modulation instability management” Journal of Optical Communications, 2025, vol. 45, no. s1, 2024, pp. s407–s416 (https://doi.org/10.1515/joc-2020-0251).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Md Ahasan Habib, Ahmed Helmy, and Ahmed Nabih Zaki Rashed. “Dispersion compensation FBG with optical quadrature phase shift keying (OQPSK) modulation scheme for high system capacity” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s315–s325 (https://doi.org/10.1515/joc-2021-0022).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Vishal Sorathiya, Sunil Lavadiya, Md Ahasan Habib, and Iraj Sadegh Amiri. “GaAs electro-optic absorption modulators performance evaluation, under high-temperature variations” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s359–s368 (https://doi.org/10.1515/joc-2020-0011).

Rashed, Ahmed Nabih Zaki, Mittamidi Madhusudhan Reddy, Sanam Nagendram, Twana Mohammed Kak Anwer, Shaik Hasane Ahammad, Md Amzad Hossain, and Eslam Fahmy Shetea. “Simulative study of vertical cavity with distributed feedback optical sources coupling to fiber systems evaluation” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1483–s1494 (https://doi.org/10.1515/joc-2023-0017).

Rashed, Ahmed Nabih Zaki, Mittamidi Madhusudhan Reddy, Sanam Nagendram, Twana Mohammed Kak Anwer, Shaik Hasane Ahammad, Syed Inthiyaz, Md Amzad Hossain, and Sara Farouk. “Efficient employment of optical DPSK transmitter with linear multimode fibers and FSO channel under various duty cycle coding effects” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1633–s1648 (https://doi.org/10.1515/joc-2023-0032).

Zaki Rashed, Ahmed Nabih, Mittamidi Madhusudhan Reddy, Namgiri Snehith, Twana Mohammed Kak Anwer, Shaik Hasane Ahammad, Syed Inthiyaz, Amzad Hossain, and Fatma Shaker. “Various RZ percentage duty cycle coding with NRZ modulation technique signature on the fiber system performance” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1525–s1538 (https://doi.org/10.1515/joc-2023-0033).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Juveriya Parmar, Shobhit K. Patel, Shaimaa Ahmed Ali, and Ahmed Nabih Zaki Rashed. “CWDM communication system based inline erbium-doped fiber amplifiers with the linear geometrical polarization model” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s431–s443 (https://doi.org/10.1515/joc-2021-0033).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Ismail A. Abd El-Aziz, and Ahmed Nabih Zaki Rashed. “Free space optics communication channel with amplitude/frequency shift keying modulation technique based raised cosine line coding” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s383–s391 (https://doi.org/10.1515/joc-2021-0037).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Ismail A. Abd El-Aziz, Sayed Asaduzzaman, Hasin Rehana, Abd El-Naser Ali Mohammed Ibrahim, and Ahmed Nabih Zaki Rashed. “ROF systems performance efficiency based on continuous phase frequency shift keying phase modulation scheme” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s417–s429 (https://doi.org/10.1515/joc-2021-0061).

Rashed, Ahmed Nabih Zaki, Thirumalasetty Mahalakshmi, Lakkepogu Sujaro, Shaik Hasane Ahammad, Md Amzad Hossain, and Abdelnaser Mohammed. “Visible-light wireless communication system performance signature improvement for high bit rate transmission system” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s1103–s1112 (https://doi.org/10.1515/joc-2022-0250).

Eid, Mahmoud MA, Fatma Mohammed Aref Mahmoud Houssien, Ahmed Nabih Zaki Rashed, and Abd El-Naser A. Mohammed. “Performance enhancement of transceiver system based inter satellite optical wireless channel (IS-OWC) for ultra long distances” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s171–s176 (https://doi.org/10.1515/joc-2020-0216).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Eslam Shehata, and Ahmed Nabih Zaki Rashed. “Optical switches based semiconductor optical amplifiers (SOAs) for performance characteristics enhancement by using various electrical pulse generators” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s369–s381 (https://doi.org/10.1515/joc-2021-0066).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Eslam Shehata, and Ahmed Nabih Zaki Rashed. “Free space and wired optics communication systems performance improvement for short-range applications with the signal power optimization” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s327–s335 (https://doi.org/10.1515/joc-2020-0304).

Rashed, Ahmed Nabih Zaki, Gade Harish Babu, Shaik Hasane Ahammad, Vishal Sorathiya, Md Amzad Hossain, Malek G. Daher, and Shimaa Ali Ahmed. “Nonlinear wavelength conversion cross phase modulation in fiber systems based on directly modulated laser measured” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s1053–s1063 (https://doi.org/10.1515/joc-2022-0104).

Zaki Rashed, Ahmed Nabih, Kranthi Madala, Gade Harish Babu, Shaik Hasane Ahammad, Md Amzad Hossain, Malek G. Daher, and Sara Farouk. “Hybrid Raman/EDFA optical fiber amplifiers configuration in amplified ultra wide band wavelength division multiplexed systems” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s1121–s1131 (https://doi.org/10.1515/joc-2022-0253).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Huda Said Abd El-Hamid, and Ahmed Nabih Zaki Rashed. “Wide band fiber systems and long transmission applications based on optimum optical fiber amplifiers lengths” Journal of Optical Communications, 2025, vol. 45, no. s1, 2024, pp. s347–s357 (https://doi.org/10.1515/joc-2021-0020).

Zaki Rashed, Ahmed Nabih, SK Hasane Ahammad, Malek G. Daher, Samer H. Zyoud, Vishal Sorathiya, Francis Jesmar P. Montalbo, Sayed Asaduzzaman, Hasin Rehana, and Asif Zuhayer. “Various transmission codes for the control of bit error rate in both optical wired and wireless communication channels” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s475–s493 (https://doi.org/10.1515/joc-2022-0044).

Rashed, Ahmed Nabih Zaki, SK Hasane Ahammad, Malek G. Daher, Vishal Sorathiya, Abrar Siddique, Sayed Asaduzzaman, Hasin Rehana et al. “Spatial single mode laser source interaction with measured pulse based parabolic index multimode fiber” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s465–s473 (https://doi.org/10.1515/joc-2021-0214).

Eid, Mahmoud MA, Shimaa El-Meadawy, Abd El-Naser A. Mohammed, and Ahmed Nabih Zaki Rashed. “High data rates in optic fiber systems based on the gain optimization techniques” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s337–s345 (https://doi.org/10.1515/joc-2021-0017).

Rashed, Ahmed Nabih Zaki, Kausar Jahan, Gade Harish Babu, Shaik Hasane Ahammad, Md Amzad Hossain, and Ahmed Essam. “Signal strength in FSO communication channels based on directly measured modulated laser with dual drive Mach–Zehnder modulators (MZMs) measured” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s975–s984 (https://doi.org/10.1515/joc-2022-0234).

Rashed, Ahmed Nabih Zaki, Vijayan Sharmila Bhargavi, Merlin Livingston Louis Mary, Radhika Rajendran, Shaik Hasane Ahammad, and Md Amzad Hossain. “Co-directional waveguide grating coupler transmission and reflection dispersion characteristics performance” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1419–s1431 (https://doi.org/10.1515/joc-2023-0014).

Zaki Rashed, Ahmed Nabih, Baraa Riyadh Altahan, Thaticharla Manasavenna, Pala Kalyani, P. Poorna Priya, M. Rama Krishna, SK Hasane Ahammad, Md Amzad Hossain, Lassaad K. Smirani, and Eslam Fahmy Shetea. “Electro-optic power/signal quality optimization based on the interaction between electro-optic modulators and electrical filters” Journal of Optical Communications, 2025, vol. 45, no. s1, 2024, pp. s685–s692 (https://doi.org/10.1515/joc-2022-0124).

Smirani, Lassaad K., Ahmed Nabih Zaki Rashed, SK Hasane Ahammad, Md Amzad Hossain, Malek G. Daher, and Eslam Fahmy. “Conventional/linear/Lorentzian material gain semiconductor optical amplifiers performance signature with four wave mixing (FWM) nonlinearity in optical fiber communication systems” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s549–s561 (https://doi.org/10.1515/joc-2022-0147).

Rashed, Ahmed Nabih Zaki, Kausar Jahan, Gade Harish Babu, Mahmoud MA Eid, Jyotsna Sharma, Shaik Hasane Ahammad, Md Amzad Hossain, Pratap Kumar Dakua, and Deepak Kumar Panda. “Optical fiber signal strength based on Raman optical amplifiers schemes in dense wavelength multiplexed communication systems” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s985–s995 (https://doi.org/10.1515/joc-2022-0272).

Eid, Mahmoud MA, Anas Ibrahim, and Ahmed Nabih Zaki Rashed. “In line and post erbium-doped fiber amplifiers with ideal dispersion compensation fiber Bragg grating for upgrading optical access networks” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s271–s279 (https://doi.org/10.1515/joc-2020-0306).

Smirani, Lassaad K., SK Hasane Ahammad, Malek G. Daher, Md Amzad Hossain, Ahmed Nabih Zaki Rashed, and Huda Said Aabdelhamid. “Optical transceiver communication systems performance evaluation based on nonlinear cross gain modulation effects” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s539–s548 (https://doi.org/10.1515/joc-2022-0134).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, SK Hasane Ahammad, P. Poorna Priya, M. Rama Krishna, Md Amzad Hossain, Lassaad K. Smirani, and Ashraf Ali Nabil. “Design and analysis of high-speed data optical fiber communication system through EDFA amplifier system” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s801–s810 (https://doi.org/10.1515/joc-2022-0164).

Eid, Mahmoud MA, Shimaa El-Meadawy, Abd El-Naser A. Mohammed, and Ahmed Nabih Zaki Rashed. “Wavelength division multiplexing developed with optimum length-based EDFA in the presence of dispersion-compensated fiber system” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s293–s303 (https://doi.org/10.1515/joc-2020-0302).

Eid, Mahmoud MA, Vishal Sorathiya, Sunil Lavadiya, Ahmed Helmy, and Ahmed Nabih Zaki Rashed. “Technical specifications and spectral performance characteristics of dispersion flattened fiber (DFF) in optical fiber systems” Journal of Optical Communications, 2025, vol. 45, no. s1, 2024, pp. s393–s405 (https://doi.org/10.1515/joc-2021-0063).

Smirani, Lassaad K., Ismail A. Abd El-Aziz, SK Hasane Ahammad, Md Amzad Hossain, Malek G. Daher, and Ahmed Nabih Zaki Rashed. “Low loss flexibility and high efficiency of radio per fiber system for modern wireless communication system” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s507–s515 (https://doi.org/10.1515/joc-2022-0145).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, P. Poorna Priya, M. Rama Krishna, SK Hasane Ahammad, Md Amzad Hossain, and Marwa Hamed Amin. “Multi-mode step graded index fibers performance parameters (attenuation/dispersion/mode field) measurements by using OptiFiber simulation” Journal of Optical Communications, 2025, vol. 45, no. s1, 2024, pp. s751–s759 (https://doi.org/10.1515/joc-2022-0217).

Zaki Rashed, Ahmed Nabih, Baraa Riyadh Altahan, Thaticharla Manasavenna, P. Poorna Priya, M. Rama Krishna, SK Hasane Ahammad, Md Amzad Hossain, Pratap Kumar Dakua, Deepak Kumar Panda, and Amany Hossain. “Ideal single mode laser operation with single drive conventional/phase shift Mach–Zehnder modulators measured in optical access networks” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s675–s683 (https://doi.org/10.1515/joc-2022-0221).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, Putcha Poorna Priya, Merugumalli Rama Krishna, Shaik Hasane Ahammad, Md Amzad Hossain, and Aya Mousad. “Optical fiber communication system links performance enhancement for high-speed data transmission through short-reach applications” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s693–s701 (https://doi.org/10.1515/joc-2022-0223).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, P. Poorna Priya, M. Rama Krishna, SK Hasane Ahammad, Md Amzad Hossain, and Walid Fahim Zidan. “Simulation of ultra long reach and high speed date rate optical wireless multiplexing communication systems based on various modulation codes” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s713–s721 (https://doi.org/10.1515/joc-2022-0230).

Rashed, Ahmed Nabih Zaki, Ravichandran Prem Kumar, Charulatha Gopinathan, Radhika Rajendran, Shaik Hasane Ahammad, and Md Amzad Hossain. “Integrated optics based on electro optic modulators for long distance links and high bit rate communication” Journal of Optical Communications, 2023, vol. 45, no. s1, 2024, pp. s1461–s1470 (https://doi.org/10.1515/joc-2023-0013).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, and Ehab Salah El-Din. “Simulation performance signature evolution of optical inter satellite links based booster EDFA and receiver preamplifiers” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s163–s169 (https://doi.org/10.1515/joc-2020-0190).

Rashed, Ahmed Nabih Zaki, Malek G. Daher, SK Hasane Ahammad, Francis Jesmar P. Montalbo, Vishal Sorathiya, Sayed Asaduzzaman, Hasin Rehana, and Asif Zuhayer. “Non return to zero line coding with suppressed carrier in FSO transceiver systems under light rain conditions” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s495–s505 (https://doi.org/10.1515/joc-2022-0039).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, P. Poorna Priya, M. Rama Krishna, SK Hasane Ahammad, Md Amzad Hossain, and Salah Mohsen. “Single fiber grating profile multi scan parameters for the optimization of grating parameters by using OptiGrating simulation” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s703–s712 (https://doi.org/10.1515/joc-2022-0211).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, Ganesan Shanmugapriya, P. Poorna Priya, M. Rama Krishna, SK Hasane Ahammad et al. “Different mode operations based all optical fiber amplifiers with optical differential polarization quadrature phase shift keying transmitter” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s811–s819 (https://doi.org/10.1515/joc-2022-0121).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Mohd Sultan Ahammad, Bikash Kumar Paul, and Kawsar Ahmed. “The effects of Tx./Rx. pointing errors on the performance efficiency of local area optical wireless communication networks” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s253–s259 (https://doi.org/10.1515/joc-2019-0256).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, Shaik Hasane Ahammad, Putcha Poorna Priya, Merugumalli Rama Krishna, Hossain Md Amzad, Lassaad K. Smirani, and Huda Said Abdelhamid. “High-speed passive optical networks performance signature in downstream direction based on the engagement of both nonlinear cross-phase modulation (XPM) and cross-gain modulation (XGM) techniques” Journal of Optical Communications, 2025, vol. 45, no. s1, 2024, pp. s731–s742 (https://doi.org/10.1515/joc-2022-0117).

Amiri, I. S., Ahmed Nabih Zaki Rashed, Ziaur Rahman, Bikash Kumar Paul, and Kawsar Ahmed. “Conventional/phase shift dual drive Mach–Zehnder modulation measured type based radio over fiber systems” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s123–s131 (https://doi.org/10.1515/joc-2019-0312).

Zaki Rashed, Ahmed Nabih, Gade Harish Babu, Lakkepogu Sujaro, Shaik Hasane Ahammad, Md Amzad Hossain, and Abd Elnaser A. Mohammed. “Various coding techniques under bit sequence generators operation mode effects for upgrading transceiver systems efficiency” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s1079–s1090 (https://doi.org/10.1515/joc-2022-0100).

Rashed, Ahmed Nabih Zaki, Kausar Jahan, Ali Baig Mohammad, Shaik Hasane Ahammad, Md Amzad Hossain, and Farid Anwar Fawzy. “Simulative study on integrated optical multimode waveguides with guided beams based on the system standardization of elements” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s1021–s1038 (https://doi.org/10.1515/joc-2022-0251).

Smirani, Lassaad K., Meet Kumari, SK Hasane Ahammad, Md Amzad Hossain, Malek G. Daher, Ahmed Nabih Zaki Rashed, Anas Ibrahim, Khedr M. Abohassan, and Abinash Panda. “Signal quality enhancement in multiplexed communication systems based on the simulation model of the optimum technical specifications of Raman fiber optical amplifiers” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s527–s537 (https://doi.org/10.1515/joc-2022-0129).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, SK Hasane Ahammad, Malek G. Daher, Md Amzad Hossain, and Lassaad K. Smirani. “Performance characteristics of single Bragg grating fiber under various filter impulse functions and grating filter profiles” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s821–s830 (https://doi.org/10.1515/joc-2022-0152).

Eid, Mahmoud MA, Said Mohammed Said, and Ahmed Nabih Zaki Rashed. “Gain/noise figure spectra of average power model Raman optical amplifiers in coarse wavelength multiplexed systems” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s245–s252 (https://doi.org/10.1515/joc-2020-0289).

Rashed, Ahmed Nabih Zaki, Baraa Riyadh Altahan, Thaticharla Manasavenna, SK Hasane Ahammad, P. Poorna Priya, M. Rama Krishna, Md Amzad Hossain, Vishal Sorathiya, Lassaad K. Smirani, and Said Mohammed Said. “Grating index difference (GID) and order based distributed feedback laser effects on coarse wavelength division multiplexing optical fiber systems” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s661–s673 (https://doi.org/10.1515/joc-2022-0115).

Rashed, Ahmed Nabih Zaki, Gade Harish Babu, Shaik Hasane Ahammad, Md Amzad Hossain, and Huda Said Aabdelhamid. “Mach–Zehnder electro-optic modulators chirping management in high speed data communication lightwave systems” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s1091–s1101 (https://doi.org/10.1515/joc-2022-0238).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Shimaa El-Meadawy, and Md Ahasan Habib. “Best selected optical fibers with wavelength multiplexing techniques for minimum bit error rates” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s189–s195 (https://doi.org/10.1515/joc-2020-0239).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Eman Mohsen El-Gammal, Tahesin Samira Delwar, and Jee Youl Ryu. “The influence of electrical filters with sequence generators on optical ISL performance evolution with suitable data rates” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s203–s210 (https://doi.org/10.1515/joc-2020-0257).

Zaki Rashed, Ahmed Nabih, SK Hasane Ahammad, Malek G. Daher, Vishal Sorathiya, Abrar Siddique, Sayed Asaduzzaman, Hasin Rehana et al. “Signal propagation parameters estimation through designed multi layer fibre with higher dominant modes using OptiFibre simulation” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s453–s463 (https://doi.org/10.1515/joc-2021-0213).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Md Sazib Hosen, Bikash Kumar Paul, and Kawsar Ahmed. “Spatial optical transceiver system–based key solution for high data rates in measured index multimode optical fibers for indoor applications” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s133–s141 (https://doi.org/10.1515/joc-2020-0117).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Araf Shafkat, and Kawsar Ahmed. “Fabry Perot laser properties with high pump lasers for upgrading fiber optic transceiver systems” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s143–s148 (https://doi.org/10.1515/joc-2020-0146).

Eid, Mahmoud MA, Abd El-Naser A. Mohammed, and Ahmed Nabih Zaki Rashed. “Simulative study on the cascaded stages of traveling wave semiconductor optical amplifiers based multiplexing schemes for fiber optic systems improvement” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s237–s243 (https://doi.org/10.1515/joc-2020-0281).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Tahesin Samira Delwar, Abrar Siddique, and Jee Youl Ryu. “Linear/cubic measured pulse numerically with electrical jitter amplitude variations for the impact on fiber communication systems” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s305–s313 (https://doi.org/10.1515/joc-2020-0301).

Eid, Mahmoud MA, and Ahmed Nabih Zaki Rashed. “Fiber optic propagation problems and signal bandwidth measurements under high temperature and high dopant germanium ratios” Journal of Optical Communications 2021, vol. 45, no. s1, 2024, pp. s227–s235 (https://doi.org/10.1515/joc-2020-0278).

Eid, Mahmoud MA, Eslam Shehata, and Ahmed Nabih Zaki Rashed. “Cascaded stages of parametric optical fiber amplifiers with Raman fiber amplifiers for upgrading of telecommunication networks through optical wireless communication channel” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s219–s226 (https://doi.org/10.1515/joc-2020-0279).

Eid, Mahmoud MA, Rajesh Arunachalam, Vishal Sorathiya, Sunil Lavadiya, Shobhit K. Patel, Juveriya Parmar, Tahesin Samira Delwar, Jee Youl Ryu, Vincent Omollo Nyangaresi, and Ahmed Nabih Zaki Rashed. “QAM receiver based on light amplifiers measured with effective role of optical coherent duobinary transmitter” Journal of Optical Communications, 2022, vol. 45, no. s1, 2024, pp. s445–s452 (https://doi.org/10.1515/joc-2021-0205).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Md Anowar Kabir, and Md Mehedi Hassan. “Measuring clock jitter and data signals for bit error detection in optical transceiver systems” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s197–s202 (https://doi.org/10.1515/joc-2020-0240).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, Shimaa El-Meadawy, and Kawsar Ahmed. “Simulation study of signal gain optimization based on hybrid composition techniques for high-speed optically dense multiplexed systems” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s149–s155 (https://doi.org/10.1515/joc-2020-0150).

Eid, Mahmoud MA, Ahmed Nabih Zaki Rashed, and Eman Mohsen El-Gammal. “Influence of dense wavelength division multiplexing (DWDM) technique on the low earth orbit intersatellite systems performance” Journal of Optical Communications, 2020, vol. 45, no. s1, 2024, pp. s183–s187 (https://doi.org/10.1515/joc-2020-0188).

Eid, Mahmoud MA, and Ahmed Nabih Zaki Rashed. “Simulative and analytical methods of bidirectional EDFA amplifiers in optical communication links in the optimum case” Journal of Optical Communications, 2021, vol. 45, no. s1, 2024, pp. s211–s218 (https://doi.org/10.1515/joc-2020-0193).