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24 Results Found

  • Article
  • Open Access
1 Citations
4,198 Views
10 Pages

9 November 2022

An 11-bit 10 MS/s successive approximation register (SAR) analog-to-digital converter (ADC) is proposed for low-power and small-area applications. A 10-bit differential capacitor–resistor (C–R) digital-to-analog converter (DAC) is used to...

  • Article
  • Open Access
1,485 Views
13 Pages

Automated R-DAC Layout Design with Parameterized Topology Written in SWA: SoftWare Analog

  • Mitsutoshi Sugawara,
  • Hidekana Susa,
  • Kenji Mori and
  • Akira Matsuzawa

19 February 2025

Leading-edge analog/mixed-signal LSI designs are still hand-crafted using graphic editors. These graphic editors do not include functionality for parameterized topologies in variable designs. Instead of graphic editors, we have developed the SWA (Sof...

  • Article
  • Open Access
1 Citations
1,826 Views
13 Pages

A 14-Bit Digital to Analog Converter for a Topmetal-CEE Pixel Readout Chip

  • Yunqi Deng,
  • Ping Yang,
  • Guangming Huang,
  • Jun Liu,
  • Zhongguang Ren,
  • Yan Fan and
  • Zixuan Song

The Lanzhou Heavy Ion Research Facility (LIRF) is the largest heavy ion research facility in China, providing a substantial volume of experimental data for fundamental research in nuclear physics. The Topmetal-CEE is a pixel readout chip specifically...

  • Article
  • Open Access
24 Citations
6,160 Views
9 Pages

Fully Differential Chopper-Stabilized Multipath Current-Feedback Instrumentation Amplifier with R-2R DAC Offset Adjustment for Resistive Bridge Sensors

  • Yongsu Kwon,
  • Hyungseup Kim,
  • Jaesung Kim,
  • Kwonsang Han,
  • Donggeun You,
  • Hyunwoo Heo,
  • Dong-il “Dan” Cho and
  • Hyoungho Ko

20 December 2019

A fully differential multipath current-feedback instrumentation amplifier (CFIA) for a resistive bridge sensor readout integrated circuit (IC) is proposed. To reduce the CFIA’s own offset and 1/f noise, a chopper stabilization technique is impl...

  • Article
  • Open Access
3 Citations
2,604 Views
23 Pages

A 87 dB SNR and THD+N 0.03% HiFi Grade Audio Preamplifier

  • Chiang Liang Kok,
  • Kai Jing Chia and
  • Liter Siek

27 December 2023

This paper presents a significant contribution to high-fidelity audio technology through the comprehensive design and implementation of an advanced audio-grade preamplifier integrated with a high-performance digital-to-analog converter (DAC). The ver...

  • Article
  • Open Access
2 Citations
5,984 Views
20 Pages

The data converters’ nonlinearity, which is mainly caused by random mismatch, reflects the performance deviation between the actual realization and an ideal situation. The interpretation of the numerical relationship between the nonlinearity and matc...

  • Article
  • Open Access
1 Citations
978 Views
17 Pages

Redundancy-Interpolated Three-Segment DAC with On-Chip Digital Calibration for Improved Static Linearity

  • Godfred Bonsu,
  • Kelvin Tamakloe,
  • Isaac Bruce,
  • Emmanuel Nti Darko and
  • Degang Chen

30 August 2025

This paper presents a three-segment interpolating Digital-to-Analog Converter (DAC) that employs a redundancy-based interpolation scheme and digital calibration to enhance linearity. The proposed architecture consists of a Most Significant Bit (MSB)...

  • Article
  • Open Access
30 Citations
4,729 Views
18 Pages

Combination of Decitabine and Entinostat Synergistically Inhibits Urothelial Bladder Cancer Cells via Activation of FoxO1

  • Chenyin Wang,
  • Alexandra Hamacher,
  • Patrick Petzsch,
  • Karl Köhrer,
  • Günter Niegisch,
  • Michèle J. Hoffmann,
  • Wolfgang A. Schulz and
  • Matthias U. Kassack

3 February 2020

Occurrence of cisplatin-resistance in bladder cancer is frequent and results in disease progression. Thus, novel therapeutic approaches are a high medical need for patients suffering from chemotherapy failure. The purpose of this study was to test th...

  • Review
  • Open Access
48 Citations
10,125 Views
19 Pages

Daclizumab (DAC) is a humanized, monoclonal antibody that blocks CD25, a critical element of the high-affinity interleukin-2 receptor (IL-2R). DAC HYP blockade of CD25 inhibits effector T cell activation, regulatory T cell expansion and survival, and...

  • Article
  • Open Access
1,352 Views
18 Pages

Spatio-Temporal Generalization of VIS-NIR-SWIR Spectral Models for Nitrogen Prediction in Sugarcane Leaves

  • Carlos Augusto Alves Cardoso Silva,
  • Rodnei Rizzo,
  • Marcelo Andrade da Silva,
  • Matheus Luís Caron and
  • Peterson Ricardo Fiorio

14 November 2024

Nitrogen fertilization is a challenging task that usually requires intensive use of resources, such as fertilizers, management and water. This study explored the potential of VIS-NIR-SWIR remote sensing for quantifying leaf nitrogen content (LNC) in...

  • Article
  • Open Access
3 Citations
3,493 Views
23 Pages

Resistance of Leukemia Cells to 5-Azacytidine: Different Responses to the Same Induction Protocol

  • Kristína Šimoničová,
  • Lubos Janotka,
  • Helena Kavcova,
  • Zdena Sulova,
  • Lucia Messingerova and
  • Albert Breier

5 June 2023

Three AML cell variants (M/A, M/A* from MOLM-13 and S/A from SKM-1) were established for resistance by the same protocol using 5-azacytidine (AZA) as a selection agent. These AZA-resistant variants differ in their responses to other cytosine nucleosi...

  • Article
  • Open Access
7 Citations
6,449 Views
13 Pages

An Area-Efficient 10-Bit Buffer-Reused DAC for AMOLED Column Driver ICs

  • Ming Xia,
  • Zunkai Huang,
  • Li Tian,
  • Ning Wang,
  • Yongxin Zhu,
  • Hui Wang and
  • Songlin Feng

In this paper, we proposed an area-efficient 10-bit digital-to-analog converter (DAC) with buffer-reusing method to dramatically relief the severe area exploding issue in high-definition active-matrix organic light-emitting diode (AMOLED) driver inte...

  • Article
  • Open Access
4 Citations
3,239 Views
19 Pages

A highly reconfigurable open-loop analog baseband circuitry with programmable gain, bandwidth and filter order are proposed for integrated linear frequency modulated continuous wave (LFMCW) radar receivers in this paper. This analog baseband chain al...

  • Article
  • Open Access
1 Citations
1,100 Views
18 Pages

4 June 2025

AC power cables play an important role in power systems, in the transmission and distribution of electrical energy. For this reason, to ensure high operational reliability, voltage withstand tests and diagnostic tests are performed at every stage of...

  • Article
  • Open Access
11 Citations
3,150 Views
15 Pages

21 February 2023

Fraser’s photinia ‘Red Robin’ (Photinia x fraseri Dress, Rosaceae family) is an important primary ornamental landscaping species with optimal hedge or screen effects and low maintenance, but it is difficult to root when pr...

  • Article
  • Open Access
1,745 Views
13 Pages

Improving the Accuracy of Digital Unbalanced Impedance Bridges

  • Kamil Kontorski,
  • Ryszard Rybski and
  • Janusz Kaczmarek

29 April 2023

This article presents an automatic digital unbalanced impedance bridge for comparing two-port impedances: R-R, R-C and C-C. The bridge consists of a two-channel digital source of voltage sinusoidal waveforms supplying the bridge arms and a three-chan...

  • Article
  • Open Access
1 Citations
3,469 Views
11 Pages

Diet Quality Influences the Occurrence of Food Aversions in Women Undergoing Adjuvant Chemotherapy for Breast Cancer

  • Luiza Kuhnen Reitz,
  • Jaqueline Schroeder,
  • Marina Raick,
  • Patricia de Fragas Hinnig,
  • Francilene Gracieli Kunradi Vieira,
  • Maria Alice Altenburg De Assis,
  • Edson Luiz Da Silva,
  • Giuliano Di Pietro and
  • Patricia Faria Di Pietro

Food aversions in women undergoing adjuvant chemotherapy for breast cancer may be linked to oxidative stress and gastrointestinal consequences underlying it, and diet possibly plays a role in this association. This follow-up study included 73 women w...

  • Article
  • Open Access
18 Citations
3,744 Views
28 Pages

Modeling of Light Pipes for the Optimal Disposition in Buildings

  • Cristina Baglivo,
  • Marina Bonomolo and
  • Paolo Maria Congedo

13 November 2019

A light pipe is an excellent solution to transport and distribute daylight into environments without or with little lighting, guaranteeing comfort inside the rooms. As stated in the literature, the evaluation of the performances of light pipes presen...

  • Article
  • Open Access
4,273 Views
25 Pages

24 September 2024

This research introduces the design, implementation, and rigorous evaluation of a novel 2-channel, multi-functional therapeutic electrical stimulator, meticulously engineered to meet the stringent demands of contemporary clinical applications. The de...

  • Article
  • Open Access
12 Citations
2,676 Views
20 Pages

Differential Affinity Chromatography Coupled to Mass Spectrometry: A Suitable Tool to Identify Common Binding Proteins of a Broad-Range Antimicrobial Peptide Derived from Leucinostatin

  • Joachim Müller,
  • Ghalia Boubaker,
  • Dennis Imhof,
  • Kai Hänggeli,
  • Noé Haudenschild,
  • Anne-Christine Uldry,
  • Sophie Braga-Lagache,
  • Manfred Heller,
  • Luis-Miguel Ortega-Mora and
  • Andrew Hemphill

Leucinostatins are antimicrobial peptides with a broad range of activities against infectious agents as well as mammalian cells. The leucinostatin-derivative peptide ZHAWOC_6027 (peptide 6027) was tested in vitro and in vivo for activity against the...

  • Article
  • Open Access
8 Citations
4,295 Views
16 Pages

A Four-Channel Low-Noise Readout IC for Air Flow Measurement Using Hot Wire Anemometer in 0.18 μm CMOS Technology

  • Kyeongsik Nam,
  • Hyungseup Kim,
  • Yongsu Kwon,
  • Gyuri Choi,
  • Taeyup Kim,
  • Chulhong Kim,
  • Dongil Cho,
  • Junghoon Lee and
  • Hyoungho Ko

9 July 2021

Air flow measurements provide significant information required for understanding the characteristics of insect movement. This study proposes a four-channel low-noise readout integrated circuit (IC) in order to measure air flow (air velocity), which c...

  • Feature Paper
  • Article
  • Open Access
2 Citations
2,467 Views
12 Pages

Experimental Observation of Possible Pressure-Induced Phase Transformation in GdAlO3 Perovskite Using In Situ X-ray Diffraction

  • Maria Mora,
  • Andriy Durygin,
  • Vadym Drozd,
  • Shanece Esdaille,
  • Jiuhua Chen,
  • Surendra Saxena,
  • Xue Liang and
  • Leonid Vasylechko

5 July 2023

Gadolinium aluminate perovskite (GdAlO3) was studied at high pressures of up to 23 GPa in a diamond anvil cell (DAC) using monochromatic synchrotron X-ray powder diffraction. Evidence of a pressure-induced phase transformation from orthorhombic (Pbnm...

  • Article
  • Open Access
7 Citations
3,202 Views
22 Pages

Detection of Growth Change of Young Forest Based on UAV RGB Images at Single-Tree Level

  • Xiaocheng Zhou,
  • Hongyu Wang,
  • Chongcheng Chen,
  • Gábor Nagy,
  • Tamas Jancso and
  • Hongyu Huang

12 January 2023

With the rapid development of Unmanned Aerial Vehicle (UAV) technology, more and more UAVs have been used in forest survey. UAV (RGB) images are the most widely used UAV data source in forest resource management. However, there is some uncertainty as...

  • Article
  • Open Access
3,145 Views
14 Pages

Impact of Harvest on Switchgrass Leaf Microbial Communities

  • Esther Singer,
  • Elizabeth M. Carpenter,
  • Jason Bonnette,
  • Tanja Woyke and
  • Thomas E. Juenger

22 December 2021

Switchgrass is a promising feedstock for biofuel production, with potential for leveraging its native microbial community to increase productivity and resilience to environmental stress. Here, we characterized the bacterial, archaeal and fungal diver...