Cheng–Ying Chen
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View article: An Efficient Electrostatic Discharge Analytical Model for a Local Bottom-Gate Carbon Nanotube Field-Effect Transistor
An Efficient Electrostatic Discharge Analytical Model for a Local Bottom-Gate Carbon Nanotube Field-Effect Transistor Open
In the post-Moore era, carbon nanotube field-effect transistors (CNTFETs) are a promising alternative to complementary metal-oxide-semiconductor (CMOS) technology at and below the 5 nm node. Compact models bridge circuit design and device …
View article: A 55 V, 6.6 nV/√Hz Chopper Operational Amplifier with Dual Auto-Zero and Common-Mode Voltage Tracking
A 55 V, 6.6 nV/√Hz Chopper Operational Amplifier with Dual Auto-Zero and Common-Mode Voltage Tracking Open
For high-voltage signal detection applications, an auto-zero and chopper operational amplifier (OPA) is proposed in this paper. With the auto-zero and chopper technique, the OPA adopts an eight-channel Ping-Pong mechanism to reduce the hig…
View article: A 13-Bit 100 kS/s Two-Step Single-Slope ADC for a 64 × 64 Infrared Image Sensor
A 13-Bit 100 kS/s Two-Step Single-Slope ADC for a 64 × 64 Infrared Image Sensor Open
An Analog-to-Digital Converter (ADC) is an indispensable part of image sensor systems. This paper presents a silicon-based 13-bit 100 kS/s two-step single-slope analog-to-digital converter (TS-SS ADC) for infrared image sensors with a fram…
View article: A Multimodal CMOS Readout IC for SWIR Image Sensors with Dual-Mode BDI/DI Pixels and Column-Parallel Two-Step Single-Slope ADC
A Multimodal CMOS Readout IC for SWIR Image Sensors with Dual-Mode BDI/DI Pixels and Column-Parallel Two-Step Single-Slope ADC Open
This paper proposes a dual-mode CMOS analog front-end (AFE) circuit for short-wave infrared (SWIR) image sensors, which integrates a hybrid readout circuit (ROIC) and a 12-bit two-step single-slope analog-to-digital converter (TS-SS ADC). …
View article: A 55 V, Six-Channel Chopper and Auto-Zeroing Amplifier with 6.2 nV/Hz Noise and −128 dB Total Harmonic Distortion
A 55 V, Six-Channel Chopper and Auto-Zeroing Amplifier with 6.2 nV/Hz Noise and −128 dB Total Harmonic Distortion Open
In this paper, a high-voltage chopper and ping-pong auto-zeroing operational amplifier was designed for industrial and automotive applications. Based on chopper stabilization, the proposed circuit introduces a novel chopper switch control …
View article: A Wideband and High-Power RF Switching Design
A Wideband and High-Power RF Switching Design Open
This paper presents an RF switch chip with a wide operating bandwidth from 6 to 18 GHz, designed for RF front-end applications in mobile communications. A series-parallel topology combined with a stacked transistor structure was employed t…
View article: A 62.54 nW Carbon–Silicon Heterogeneous-Integrated SRAM with Novel Low-Power Memory Cell
A 62.54 nW Carbon–Silicon Heterogeneous-Integrated SRAM with Novel Low-Power Memory Cell Open
As a critical component of computer systems, static random access memory (SRAM) plays a significant role in the fields of high-performance computing, artificial intelligence, and the Internet of Things. However, the conventional silicon-ba…
View article: Ultrathin Bi<sub>2</sub>O<sub><b>2</b></sub>Se/Si Heterojunction Photodetector with Tunneling Oxide Passivation for Enhanced Optoelectronic Performance
Ultrathin Bi<sub>2</sub>O<sub><b>2</b></sub>Se/Si Heterojunction Photodetector with Tunneling Oxide Passivation for Enhanced Optoelectronic Performance Open
Two-dimensional (2D) materials have garnered significant attention for next-generation optoelectronic devices due to their exceptional physical properties. This study introduces a high-performance ultrathin Bi2O2Se/Si heterojunction photod…
View article: Visualization of Anion Vacancy Defect Annihilation in CZTSe Solar Cells by Hydrogen-Assisted Selenization with In Operando X-ray Nanoprobe Studies
Visualization of Anion Vacancy Defect Annihilation in CZTSe Solar Cells by Hydrogen-Assisted Selenization with In Operando X-ray Nanoprobe Studies Open
The traditional sulfur selenization process in Cu2ZnSn(S,Se)4 (CZTSSe) solar cell fabrication often results in the creation of localized anion vacancies (VS and VSe). These vacancies are considered harmful defects as they can trap carriers…
View article: A Low-Power, High-Resolution Analog Front-End Circuit for Carbon-Based SWIR Photodetector
A Low-Power, High-Resolution Analog Front-End Circuit for Carbon-Based SWIR Photodetector Open
Carbon nanotube field-effect transistors (CNT-FETs) have shown great promise in infrared image detection due to their high mobility, low cost, and compatibility with silicon-based technologies. This paper presents the design and simulation…
View article: Carbon-silicon based hybrid quantum dot short wave infrared photodetector
Carbon-silicon based hybrid quantum dot short wave infrared photodetector Open
Recently infrared photodetectors based on low-dimensional semiconductors have developed rapidly. However, due to its poor light absorption and incompatibility with traditional silicon-based readout circuit processes, the sensitivity and in…
View article: Editorial for focus on manipulations of atomic and molecular layers and its applications in energy, environment sciences and optoelectronic devices
Editorial for focus on manipulations of atomic and molecular layers and its applications in energy, environment sciences and optoelectronic devices Open
This Focus aims at showcasing the significance of manipulating atomic and molecular layers for various applications. To this end, this Focus collects 15 original research papers featuring the applications of atomic layer deposition, chemic…
View article: LCMT1 indicates poor prognosis and is essential for cell proliferation in hepatocellular carcinoma
LCMT1 indicates poor prognosis and is essential for cell proliferation in hepatocellular carcinoma Open
BACKGROUND: Hepatocellular carcinoma (HCC) is one of the most malignant type of cancers. Leuci carboxyl methyltransferase 1 (LCMT1) is a protein methyltransferase that plays an improtant regulatory role in both normal and cancer cells. The…
View article: Back Contact Engineering to Improve CZTSSe Solar Cell Performance by Inserting MoO3 Sacrificial Nanolayers
Back Contact Engineering to Improve CZTSSe Solar Cell Performance by Inserting MoO3 Sacrificial Nanolayers Open
Earth-abundant Cu2ZnSn(S,Se)4 (CZTSSe) is a promising nontoxic alternative compound for commercially available Cu(In,Ga)(S,Se)2 thin-film solar cells. In this study, a MoO3 nanolayer was applied as a sacrificial layer to optimize the quali…
View article: Visible-Light-Assisted Photoelectrochemical Biosensing of Uric Acid Using Metal-Free Graphene Oxide Nanoribbons
Visible-Light-Assisted Photoelectrochemical Biosensing of Uric Acid Using Metal-Free Graphene Oxide Nanoribbons Open
In this study, we demonstrate the visible-light-assisted photoelectrochemical (PEC) biosensing of uric acid (UA) by using graphene oxide nanoribbons (GONRs) as PEC electrode materials. Specifically, GONRs with controlled properties were sy…
View article: Impact of Cation Substitution in (Ag<sub><i>x</i></sub>Cu<sub>1−<i>x</i></sub>)<sub>2</sub>ZnSnSe<sub>4</sub> Absorber‐Based Solar Cells toward 10% Efficiency: Experimental and Theoretical Analyses
Impact of Cation Substitution in (Ag<sub><i>x</i></sub>Cu<sub>1−<i>x</i></sub>)<sub>2</sub>ZnSnSe<sub>4</sub> Absorber‐Based Solar Cells toward 10% Efficiency: Experimental and Theoretical Analyses Open
Partial Cation Substitution In article number 2100441, Cheng–Ying Chen, Kuei–Hsien Chen, Li–Chyong Chen, and co-workers of the National Taiwan University showed the impact of partial cation substitution in a (AgxCu1-x)2ZnSnSe4 absorber-bas…
View article: Hybrid Graphene-Based Photonic-Plasmonic Biochemical Sensor with a Photonic and Acoustic Cavity Structure
Hybrid Graphene-Based Photonic-Plasmonic Biochemical Sensor with a Photonic and Acoustic Cavity Structure Open
In this study, we propose a biochemical sensor that features a photonic cavity integrated with graphene. The tunable hybrid plasmonic-photonic sensor can detect the molecular fingerprints of biochemicals with a small sample volume. The sta…
View article: Taurine Antagonizes Macrophages M1 Polarization by Mitophagy-Glycolysis Switch Blockage via Dragging SAM-PP2Ac Transmethylation
Taurine Antagonizes Macrophages M1 Polarization by Mitophagy-Glycolysis Switch Blockage via Dragging SAM-PP2Ac Transmethylation Open
The excessive M1 polarization of macrophages drives the occurrence and development of inflammatory diseases. The reprogramming of macrophages from M1 to M2 can be achieved by targeting metabolic events. Taurine promotes for the balance of …
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