This paper summarizes the status of the plasma etch process modeling *** mainly introduces typical etching models employing the analytical method,geometric method,system identification method,basic principle simulatio...
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This paper summarizes the status of the plasma etch process modeling *** mainly introduces typical etching models employing the analytical method,geometric method,system identification method,basic principle simulation method,as well as empirical *** model’s basic principles,application scopes,advantages and disadvantages are *** on these,the development history of the etch process modeling is summarized,and the development opportunities of the etch model are *** paper provides a brief view for establishment of the plasma etching process model.
Micro-sieves have been widely used in medical treatment,quarantine,environment,agriculture,pharmacy and food ***,the manufacturing and yield improvement have been difficult due to multiple challenges,such as the sieve...
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Micro-sieves have been widely used in medical treatment,quarantine,environment,agriculture,pharmacy and food ***,the manufacturing and yield improvement have been difficult due to multiple challenges,such as the sieve unit release defect,cracking,and KOH *** this paper,we report process details and discuss technical difficulties which are usually the root-causes for process failures,and demonstrate a reliable and high yield production of SiNx micro-sieves processed with our novel method,which is also compatible with high volume manufacturing.
This paper presents a novel design of a ternary SRAM sense amplifier using carbon nanotube field-effect transistors (CNFETs). Chirality of CNFET is used to control the threshold voltage to realize the ternary logic. S...
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The comprehensive understanding of the structure-dependent electrostatic discharge behaviors in a conventional diode-triggered silicon controlled rectifier (DTSCR) is presented in this paper. Combined with the devic...
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The comprehensive understanding of the structure-dependent electrostatic discharge behaviors in a conventional diode-triggered silicon controlled rectifier (DTSCR) is presented in this paper. Combined with the device simulation, a mathematical model is built to get a more in-depth insight into this phenomenon. The theoretical studies are verified by the transmission-line-pulsing (TLP) test results of the modified DTSCR structure, which is realized in a 65-nm complementary metal-oxide-semiconductor (CMOS) process. The detailed analysis of the physical mechanism is used to provide predictions as the DTSCR-based protection scheme is required. In addition, a method is also presented to achieve the tradeoff between the leakage and trigger voltage in DTSCR.
In this letter, we report the achievement of a high-performance lateral GaN Schottky barrier diode (SBD) on a silicon substrate with a low turn-ON voltage (V ON ) of 0.35 V and tungsten (W) as the anode. Non-field-pla...
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In this letter, we report the achievement of a high-performance lateral GaN Schottky barrier diode (SBD) on a silicon substrate with a low turn-ON voltage (V ON ) of 0.35 V and tungsten (W) as the anode. Non-field-plated lateral GaN SBDs with the anode-cathode distances (L AC ) of 6, 10, 15, 20, and 25 μm demonstrate the reverse breakdown voltages of 0.6, 1.1, 1.25, 1.5, and 1.9 kV with the differential specific ON-resistances (R ON , sp ) of 0.38, 0.72, 1.23, 1.87, and 2.61 mΩ·cm 2 , respectively. The power figure-of-merit (FOM) is calculated to be 1×10 3 , 1.7×10 3 , 1.3×10 3 , 1.2×10 3 , and 1.4×10 3 MW/cm 2 . To the best of our knowledge, this FOM of 1.7×10 3 MW/cm 2 is the highest among all the lateral GaN SBDs on a Si substrate. Combined with the ~10 8 current ON/OFF ratio at room temperature, the GaN SBD with the W anode shows a great promise for next-generation power electronics.
The use of organic, oxide and low-dimensional materials in field-effect transistors has now been studied for decades. However, properly reporting and comparing device performance remains challenging due to the interde...
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The shrinkage effect of negative tone development (NTD) process is the primary cause of the mismatch between simulation data and experimental data. Therefore, the resist model is strongly required in the lithography s...
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The shrinkage effect of negative tone development (NTD) process is the primary cause of the mismatch between simulation data and experimental data. Therefore, the resist model is strongly required in the lithography simulation for NTD process. A practical flow of building a resist model is presented for 14nm NTD process, including test patterns design, model calibration and model verification. The test patterns are designed according to the optical parameters and resist parameters. Then, we use experimental data to calibrate and verify the model. The results show the simulation data have the same trend with experimental data, which indicates that the resist model has the capacity of capturing the resist shrinkage effect of NTD process.
Nanoionics based devices and networks are intriguing candidates for the construction of new computing systems that could perform intelligent and energy-efficient *** this talk,I will discuss recent progresses in the d...
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Nanoionics based devices and networks are intriguing candidates for the construction of new computing systems that could perform intelligent and energy-efficient *** this talk,I will discuss recent progresses in the development of neuromorphic devices and networks,as well as a few critical challenges existing in the mechanism,device and network levels that must be overcome[1-2].
This paper presents a novel design of a ternary SRAM sense amplifier using carbon nanotube field-effect transistors(CNFETs).Chirality of CNFET is used to control the threshold voltage to realize the ternary *** result...
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This paper presents a novel design of a ternary SRAM sense amplifier using carbon nanotube field-effect transistors(CNFETs).Chirality of CNFET is used to control the threshold voltage to realize the ternary *** results using HSPICE shows that the proposed SRAM sense amplifier perform correctly at 0.9 V supply voltage in the ternary SRAM read *** it can achieve 87.5% and 88.5% enhancement in speed,84.2% and 85.6% in PDP,compared with a ternary DRAM sense amplifier and the ternary SRAM without sense amplifier.
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