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Badar, M.S.,Saleem, M.R. Wissenschaftliche Verlagsgesellschaft m. b. H 2017 Optik Vol.128 No.-
This research work focuses on the improved performance of a Si solar cell by increasing solar absorption. The silicon solar cell is designed with a hybrid photonic structure of Resonant Waveguide Gratings (RWGs) to enhance absorption efficiency. The Waveguide Gratings have been designed in Fourier Model Method (FMM) using regression algorithm. The subsequent hybrid design of RWG with Si solar cell has been carried out using Finite Difference Time Domain (FDTD) design tool. The grating corrugated layer is designed in a fused silica (SiO<SUB>2</SUB>) material and coated with a high index amorphous TiO<SUB>2</SUB> material. One of the possible realizable grating designed parameters are: grating period d=316nm, refractive index of TiO<SUB>2</SUB>, n<SUB>t</SUB>=2.385, refractive index of fused silica n<SUB>s</SUB>=1.450, duty cycle=65%, structure line width w=205nm, resonance wavelength λ<SUB>r</SUB>=632.8nm (Helium-Neon laser), angle of incidence θ<SUB>i</SUB>=18<SUP>o</SUP>, and grating grooved height h<SUB>g</SUB>=120nm, whereas the designed parameters for Si solar cell are: refractive index of Si N=3.882+i(0.019) at resonance wavelength λ<SUB>r</SUB>=632.8nm, cell thickness T=500nm. The employment of optimized grating parameters in simulations leads to efficient hybrid device performance.
The US-India Interactions to Russia-Ukraine War
Badar Alam Iqbal,Mohd. Nayyer Rahman 이준국제법연구원 2023 Journal of East Asia and International Law Vol.16 No.2
Since Russia-Ukraine war, India and the United States has enhanced their cooperation as evidenced by the recent engagements. Multiple meetings by officials and leaders including two Quad and 2+2 dialogue summits, have provided a clear stance on each country’s perspective on the recent conflict. The US-India dispute regarding Russia-Ukraine war demonstrates that it is a stress test for the US-India ties, as well as a test of the US leadership in the global politics. The balancing act required to settle the differences between the two countries will have implications for the Indo-Pacific region as well as global security, even though the disagreements are not yet mutually incompatible. Strengthening ties with the US is now a tightrope walk for India. While there are differences between the two countries in Ukraine, the real challenge is turning these differences into opportunities. The paper deals with the different issues arising from the Russia and Ukraine conflict in the context of US-India interface.
BRICS and India in the Light of Russia-Ukraine Crisis: Emerging Challenges and Opportunities
Badar Alam Iqbal,Mohd. Nayyer Rahman 이준국제법연구원 2023 Journal of East Asia and International Law Vol.16 No.1
There is no doubt that the BRICS countries established in 2000-01, have already made their mark on the international stage. Increasing relations among BRICS countries with less developed nations through south-south cooperation, especially, China, India, and Russia and with least developed countries are of significant importance. BRICS has been the forerunner of cooperation, collaboration and reformation of the present international governance structure and to move towards multilateralism. Over the years, BRICS has become a platform of, and for the developing countries. The ongoing conflict between Russia and Ukraine has created divisions in the world, impacting diplomatic relations that BRICS needs to address. The fact that Russia is the member of BRICS makes things complicated and new challenges has emerged for the bloc to take necessary actions and policy considerations. The article examines the challenges and opportunities for BRICS (as a bloc) amid Russia-Ukraine conflict in a post pandemic world.
India’s Position and Key Strategies during the 15th BRICS Summit
Badar Alam Iqbal,Mohd Nayyer Rahman,Munir Hassan 이준국제법연구원 2024 Journal of East Asia and International Law Vol.17 No.1
India has been a member of the BRICS group since 2009. It has been a staunch advocate for the synergistic power. Their summits have focused on a wide range of topics, all of which share the common goal of reorganizing the global economic and political order. The BRICS nations have together accomplished several significant milestones which include the establishment of the New Development Bank, the BRICS Payment System, collaborative anti-terror programs, climate mitigation, green energy, and other such initiatives. South Africa played home to the 15th BRICS Summit, which took place in the August of 2023 and was centered around the theme of “BRICS and Africa: Partnership for Mutually Accelerated Growth, Sustainable Development, and Inclusive Multilateralism.” This essay considers issues from an Indian perspective that may pop up in the future BRICS summit.
SUBCLASSES OF ANALYTIC FUNCTIONS DEFINED BY LOMMEL OPERATOR
Altinkaya, Sahsene,Badar, Rizwan Salim,Noor, Khalida Inayat Korean Mathematical Society 2022 대한수학회논문집 Vol.37 No.2
We use convolution techniques to define certain classes of starlike functions which are associated with Lommel operator. Some inclusion results are investigated. It is also shown that these classes are invariant under Bernardi integral operator.
Charis Vlados,Dimos Chatzinikolaou,Badar Alam Iqbal 세종대학교 경제통합연구소 2022 Journal of Economic Integration Vol.37 No.3
The present evolutionary phase in international economic and political relations involves the analysis of a "new globalization" and the profound reshaping of multipolarity. This article examines the fundamental elements of the newly emerging globalization morphology from a critical standpoint on the key aspects of the Regional Comprehensive Economic Partnership (RCEP). It aims to discern why such free trade agreements are significant expressions and imprints of the unfolding new multipolarity. It focuses on crucial dimensions of such international socioeconomic agreements for deepened global cooperation and development. For the analysis, we distinguish between the structures of the previous globalization regime and some evolutionary dimensions of the gradual transition to a "new globalization" (e.g., the RCEP). We contend that such agreements enrich regional economic and social integration and can expand globalized transnational flows, thereby boosting efficient cooperation for reconstructing future dynamics of international economic development.
ON A CLASS OF QUANTUM ALPHA-CONVEX FUNCTIONS
NOOR, KHALIDA INAYAT,BADAR, RIZWAN S. The Korean Society for Computational and Applied M 2018 Journal of applied mathematics & informatics Vol.36 No.5
Let $f:f(z)=z+{\sum^{{\infty}}_{n=2}}a_nz^n$ be analytic in the open unit disc E. Then f is said to belong to the class $M_{\alpha}$ of alpha-convex functions, if it satisfies the condition ${\Re}\{(1-{{\alpha})}{\frac{zf^{\prime}(z)}{f(z)}}+{{\alpha}}{\frac{(zf^{\prime}(z))^{\prime})}{f^{\prime}(z)}}\}$ > 0, ($z{\in}E$). In this paper, we introduce and study q-analogue of the class $M_{\alpha}$ by using concepts of Quantum Analysis. It is shown that the functions in this new class $M(q,{\alpha})$ are q-starlike. A problem related to q-Bernardi operator is also investigated.