Computing Reverse Degree Based Topological Indices of Vanadium Carbide

Author(s):  
Jianxin Wei ◽  
Asma Khalid ◽  
Parvez Ali ◽  
Muhammad Kamran Siddiqui ◽  
Asif Nawaz ◽  
...  
Alloy Digest ◽  
1985 ◽  
Vol 34 (4) ◽  

Abstract UNS No. T30407 is a high-carbon chromium cold-work tool steel containing vanadium (4.0%) and molybdenum (1.0%). Its carbon and vanadium form a vanadium carbide that provides war resistance many times greater than that of UNS No. T30403 (AISI Type D3). UNS No. T30407 was developed for applications where extreme abrasive wear is needed. Its many applications include briquetting dies and punches, brick mold liners, pottery, tools, broaches, meat-chopper plates and cold-extrusion dies. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, heat treating, and machining. Filing Code: TS-439. Producer or source: Tool steel mills.


2020 ◽  
Vol 16 (2) ◽  
pp. 190-195 ◽  
Author(s):  
Süleyman Ediz ◽  
Murat Cancan

Background: Reckoning molecular topological indices of drug structures gives the data about the underlying topology of these drug structures. Novel anticancer drugs have been leading by researchers to produce ideal drugs. Materials and Methods: Pharmacological properties of these new drug agents explored by utilizing simulation strategies. Topological indices additionally have been utilized to research pharmacological properties of some drug structures. Novel alkylating agents based anticancer drug candidates and ve-degree molecular topological indices have been introduced recently. Results and Conclusion: In this study we calculate ve-degree atom-bond connectivity, harmonic, geometric-arithmetic and sum-connectivity molecular topological indices for the newly defined alkylating agents based dual-target anticancer drug candidates.


2018 ◽  
Vol 8 (2) ◽  
pp. 309-316 ◽  
Author(s):  
S. Prabhu ◽  
M. Arulperumjothi ◽  
G. Murugan

2020 ◽  
Vol 18 (1) ◽  
pp. 1362-1369
Author(s):  
Farkhanda Afzal ◽  
Sabir Hussain ◽  
Deeba Afzal ◽  
Saira Hameed

AbstractChemical graph theory is a subfield of graph theory that studies the topological indices for chemical graphs that have a good correlation with chemical properties of a chemical molecule. In this study, we have computed M-polynomial of zigzag edge coronoid fused by starphene. We also investigate various topological indices related to this graph by using their M-polynomial.


2021 ◽  
Vol 44 (1) ◽  
pp. 117-128
Author(s):  
Muhammad Kamran Siddiqui ◽  
Yu-Ming Chu ◽  
Muhammad Nasir ◽  
Murat Cancan

Abstract Porous materials, for example, metalnatural structures (MOFs) and their discrete partners metalnatural polyhedra (MOPs), that are built from coordinatively unsaturated inorganic hubs show incredible potential for application in gas adsorption/partition cycles, catalysis, and arising openings in hardware, optics, detecting, and biotechnology. A well-known hetero-bimetallic metalorganic polyhedra of this discrete partners metalnatural polyhedra (MOPs) class is cuboctahedral bi-metallic stricture. In this paper, we discuss the stricture of Hetero-bimetallic metalorganic polyhedra (cuboctahedral bi-metallic). Also, we computed the topological indices based on the degree of atoms in this cuboctahedral bi-metallic structure.


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