In this paper, we report the benchmarking results of Hyperledger, a Distributed Ledger, which is the derivation Blockchain Technology. Method to evaluate Hyperledger in a limited infrastructure is developed. Themeasured infrastructure consists of 8 nodes with a load of up to 20000 transactions/second. Hyperledger consistently runs all evaluation, namely, for 20,000 transactions, the run time 74.30s, latency 73.40ms latency, and 257 tps. The benchmarking of Hyperledger shows better than a database system in a high workload scenario. We found that the maximum size data volume in one transaction on the Hyperledger network is around ten (10) times of MySQL. Also, the time spent on processing a single transaction in the blockchain network is 80-200 times faster than MySQL. This initial analysis can provide an overview for practitioners in making decisions about the adoption of blockchain technology in their IT systems.
The effects of N2 addition on the etch rate of bulk-silicon and silicon-on-insulator (SOI) separation by implantation of oxygen (SIMOX) and zone melting recrystallization (ZMR) samples using CF4 + O2 and SF6 + O2 plasmas; as well as the damage assessment of the SF~ + O2 plasma are reported. In SF~ + 02 plasma, the N2 additive reduces the etch rate of the masking oxide [chemical vapor deposited (CVD)] while significantly increasing the silicon etch rate and, thus, increasing the selectivity by 44-64 %. In CF4 + O2 plasma, the silicon etch rate is increased due to the N2 addition. However, the increase in selectivity is about 16-45%. The etch rate of SOI silicon especially in SF6 + O2 plasma is higher than that of bulk-silicon samples. The higher etch rate of SOI samples appears related to the higher defect density of the SOI silicon. The damage assessment studied through Schottky diode and metal oxide semiconductor (MOS) capacitor samples indicates that SF6 + O1 plasma with N2 additive introduces less damage as compared to without N2 additive. Furthermore, postmetal annealing at 250~ for 15 rain in N2 + H2 ambient improves the characteristics of both Schottky diode and MOS capacitor devices. Thus the addition of N2 improves the etch rate, and selectivity in some cases, and at the same time decreases the damage.Silicon-on-insulator (SOI) material has a great potential for high speed, high voltage, smart power, and sensor applications as well as radiation hard and high temperature applications. ~-3 Recently, it was demonstrated 4 that high gain vertical polysilicon emitter transistors can be made on ZMR-SOI material. To realize integrated circuits using these polysilicon emitter transistors and other devices within insulated tubs, area-efficient shallow or moderately deep trenches are required for electrical isolation.Several isolation techniques 1 such as LOCOS, mesa, and trench structures, have been utilized to isolate individual devices made on SOI material. LOCOS is a simple and wellestablished process but it does not take full advantage of possible reduction and savings in both silicon and isolation areas. Moreover, LOCOS does not result in the most useful radiation-hard structures since the LOCOS process leaves larger thin film silicon areas unutilized than those of mesa and trench structures. Anisotropic wet etches may be used to create mesa isolation with precise etching time control so as to not overetch the thin silicon film on top of the buried oxide. Trench isolation provides higher packing density, smaller circuit delays, and tolerates larger variation in SOI silicon film thicknesses. Etch rates, selectivity, and the extent of reactive ion etching (RIE) damage may be significantly different for SOI silicon from that of bulk-St, primarily stemming from the differences in the material propertiesYWe have undertaken a study to characterize the etch rates of ZMR, SIMOX, and bulk-St in CF4 + O1 and SF~ + O2 plasmas against several process variables as well as to assess the damage of SF6 + O2 plasma with and w...
A one-dimensional finite-difference numerical model appropriate for devices which require degenerate statistics to describe the carrier concentrations is reported. The Joyce–Dixon approximations [Appl. Phys. Lett. 31, 354 (1977)] to Fermi–Dirac statistics were used and found to be efficient and accurate methods to determine carrier concentrations, to calculate derivatives required in the iterative solution of the equations in the numerical model, and to compare to nondegenerate (i.e., Boltzmann statistics) models. For degenerate carrier statistics and heterostructure devices the Scharfetter–Gummell equations [IEEE Trans. Electron Devices ED-16, 64 (1969)] for the current densities must be modified to include the degenerate Einstein relations and variation of the density of states with position. These modifications, as well the possibilities of using the thermodynamic formulation of current density, are described.
Regulations in customs and Excise have an important function in regulating legally every policy and decision making. Thus, the type of rules are made varies according to the hierarchy of the regulator. This regulation is also changing, following policy developments that occured in the higgest government. then, what if this organization has not been able to manage its regulatory archiving? even regulatory changes can not be tracked? So, we need a well-organized system that can accomodate all of the rules and the associated changes and connectedness with other type of regulations. This system will help us to provide convenience to users to search, manage and track the history of changes as well as the relationship between the rules used by the organization. This paper propose the design of an ontologybased semantic network using a graph database that use neo4j 2.3.1 as a solution. In the application that uses the sample data, we found 13 types of nodes that contains 242 child nodes and 22 type of relation that contain 548 relation that connect all the node within 3305ms.
In this paper, we report the benchmarking results of Hyperledger, a Distributed Ledger, which is the derivation Blockchain Technology. Method to evaluate Hyperledger in a limited infrastructure is developed. The measured infrastructure consists of 8 nodes with a load of up to 20000 transactions/second.. The benchmarking of Hyperledger shows better than a database system in a high workload scenario. We found that the maximum size data volume in one transaction on the Hyperledger network is around ten (10) times of MySQL. Also, the time spent on processing a single transaction in the blockchain network is 80-200 times faster than MySQL. This initial analysis can provide an overview for practitioners in making decisions about the adoption of blockchain technology in their IT systems.
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