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42 Results Found

  • Article
  • Open Access
3 Citations
3,914 Views
15 Pages

As the surface acoustic wave (SAW) filters incline to ultrafine, the failures resulting from the wafer molding process have become increasingly prominent. A methodology for coupling the mechanisms of die fly and die shift for the SAW filter miniature...

  • Article
  • Open Access
23 Citations
13,936 Views
12 Pages

Wafer-level packaging (WLP) is a next-generation semiconductor packaging technology that is important for realizing high-performance and ultra-thin semiconductor devices. However, the molding process, which is a part of the WLP process, has various p...

  • Article
  • Open Access
10 Citations
3,417 Views
16 Pages

Characterisation of Curing of Vinyl Ester Resin in an Industrial Pultrusion Process: Influence of Die Temperature

  • Sai Ajay Chandra Chaparala,
  • Omar Alajarmeh,
  • Tristan Shelley,
  • Xuesen Zeng,
  • Kendric Rendle-Short,
  • Dean Voice and
  • Peter Schubel

18 September 2023

Pultrusion is a high-volume manufacturing process for Fibre-Reinforced Polymer (FRP) composites. It requires careful tuning and optimisation of process parameters to obtain the maximum production rate. The present work focuses on the correlation betw...

  • Article
  • Open Access
748 Views
16 Pages

This paper traces the development in Heidegger’s thinking of truth from the early drafts of “On the Essence of Truth” (1930) to the published essay of 1943/49. It argues that the shift from the early thinking of truth, which underst...

  • Review
  • Open Access
32 Citations
12,259 Views
25 Pages

Subsocial wood feeding cockroaches in the genus Cryptocercus, the sister group of termites, retain their symbiotic gut flagellates during the host molting cycle, but in lower termites, closely related flagellates die prior to host ecdysis. Although t...

  • Article
  • Open Access
76 Views
22 Pages

12 March 2026

This study developed and evaluated an integrated experimental–computational framework to quantify coconut-oil transport and marbling stabilization in soy protein concentrate (SPC) during static holding and co-extrusion with a cooling die. Tempe...

  • Article
  • Open Access
3 Citations
3,455 Views
15 Pages

Thermal Fatigue Behaviors of BGA Packages with an Optimized Solder Joint Layout

  • Mohammed Abdel Razzaq,
  • Michael Meilunas,
  • Xian A. Cao,
  • Jim Wilcox and
  • Abdallah Ramini

Ball Grid Array (BGA) failures are often dominated by stress concentrations at the outer solder joints, particularly under thermomechanical loading. To mitigate this issue, this study investigates the mechanical and reliability implications of optimi...

  • Article
  • Open Access
245 Views
18 Pages

27 February 2026

This paper proposes a corner analysis approach for CMOS circuits taking into the account radiation effects. The presented simulation approach is implemented using the open-source design automation (EDA) software QUCS-S 25.2.0 and Ngspice 45. It was d...

  • Article
  • Open Access
5 Citations
3,313 Views
9 Pages

Monitoring Junction Temperature of RF MOSFET under Its Working Condition Using Fiber Bragg Grating

  • Zhenmin Liu,
  • Na Chen,
  • Yong Liu,
  • Zhenyi Chen,
  • Fufei Pang and
  • Tingyun Wang

18 March 2022

When a high-power radio frequency (RF) metal oxide semiconductor field effect transistor (MOSFET) works in low-efficiency situations, considerable power is dissipated into heat, resulting in an excessive junction temperature and a likely failure. In...

  • Communication
  • Open Access
32 Citations
6,909 Views
10 Pages

9 June 2015

Globally, drought and heat-induced forest disturbance is garnering increasing concern. Species from Mediterranean forests have resistance and resilience mechanisms to cope with drought and differences in these ecological strategies will profoundly in...

  • Article
  • Open Access
32 Citations
9,231 Views
12 Pages

Calculation of the Contact Angle of Polymer Melts on Tool Surfaces from Viscosity Parameters

  • Gernot Zitzenbacher,
  • Hannes Dirnberger,
  • Manuel Längauer and
  • Clemens Holzer

30 December 2017

It is of great importance for polymer processing whether and how viscosity influences the wettability of tool surfaces. We demonstrate the existence of a distinct relationship between the contact angle of molten polymers and zero shear viscosity in t...

  • Article
  • Open Access
11 Citations
3,429 Views
20 Pages

On the Effects of Package on the PMUTs Performances—Multiphysics Model and Frequency Analyses

  • Gianluca Massimino,
  • Alessandro Colombo,
  • Raffaele Ardito,
  • Fabio Quaglia and
  • Alberto Corigliano

14 March 2020

This paper deals with a multiphysics numerical modelling via finite element method (FEM) of an air-coupled array piezoelectric micromachined ultrasonic transducers (PMUTs). The proposed numerical model is fully 3D with the following features: the pre...

  • Article
  • Open Access
3 Citations
12,003 Views
17 Pages

13 January 2024

Death Cafés are informal events that bring people together for conversations about death and related issues. These events connect strangers from across a range of backgrounds, including healthcare workers, hospice volunteers, and funeral direc...

  • Article
  • Open Access
5 Citations
4,834 Views
15 Pages

Thermodynamic Assessment of the Effects of Intermittent Fasting and Fatty Liver Disease Diets on Longevity

  • Melek Ece Öngel,
  • Cennet Yildiz,
  • Özge Başer,
  • Bayram Yilmaz and
  • Mustafa Özilgen

25 January 2023

Organisms uptake energy from their diet and maintain a highly organized structure by importing energy and exporting entropy. A fraction of the generated entropy is accumulated in their bodies, thus causing ageing. Hayflick’s entropic age concep...

  • Article
  • Open Access
2 Citations
1,404 Views
10 Pages

16 August 2024

Weight reduction strategies are essential for the transportation sector to reduce greenhouse gas emissions or extend the range of electric vehicles. In the field of lightweight assembly strategies, multi-material design offers great potential. Joinin...

  • Article
  • Open Access
8 Citations
7,039 Views
8 Pages

Deformation and Plateau Region of Functionally Graded Aluminum Foam by Amount Combinations of Added Blowing Agent

  • Yoshihiko Hangai,
  • Takao Utsunomiya,
  • Osamu Kuwazuru,
  • Soichiro Kitahara and
  • Nobuhiro Yoshikawa

21 October 2015

Recently, to further improve the performance of aluminum foam, functionally graded (FG) aluminum foams, whose pore structure varies with their position, have been developed. In this study, three types of FG aluminum foam of aluminum alloy die castin...

  • Article
  • Open Access
16 Citations
7,048 Views
13 Pages

NIPUNA: A Novel Optimizer Activation Function for Deep Neural Networks

  • Golla Madhu,
  • Sandeep Kautish,
  • Khalid Abdulaziz Alnowibet,
  • Hossam M. Zawbaa and
  • Ali Wagdy Mohamed

28 February 2023

In recent years, various deep neural networks with different learning paradigms have been widely employed in various applications, including medical diagnosis, image analysis, self-driving vehicles and others. The activation functions employed in dee...

  • Article
  • Open Access
15 Citations
4,097 Views
25 Pages

Projecting Future Climate Change-Mediated Impacts in Three Paralytic Shellfish Toxins-Producing Dinoflagellate Species

  • Francisco O. Borges,
  • Vanessa M. Lopes,
  • Ana Amorim,
  • Catarina F. Santos,
  • Pedro Reis Costa and
  • Rui Rosa

29 September 2022

Toxin-producing microalgae present a significant environmental risk for ecosystems and human societies when they reach concentrations that affect other aquatic organisms or human health. Harmful algal blooms (HAB) have been linked to mass wildlife di...

  • Brief Report
  • Open Access
70 Citations
25,454 Views
10 Pages

7 March 2013

Climate change has created potential major threats to global biodiversity. The multiple components of climate change are projected to affect all pillars of biodiversity, from genes over species to biome level. Of particular concerns are “tipping poin...

  • Article
  • Open Access
31 Citations
4,632 Views
18 Pages

19 April 2023

Wheat gluten (WG) and peanut protein powder (PPP) mixtures were extruded at high moisture to investigate the potential application of this mixture in meat analog production. Multiple factors, including the water absorption index (WAI), water solubili...

  • Article
  • Open Access
389 Views
24 Pages

Virtual Sensors Based on Finite Element Method: Balancing Accuracy, Runtime and Offline Effort

  • Andreas Kormann,
  • Tobias Rosnitschek,
  • Stephan Tremmel and
  • Frank Rieg

19 February 2026

Access to internal fields such as stress, temperature, and fatigue indicators is essential for condition monitoring, yet direct sensing is often impractical. Finite element method (FEM)-based virtual sensors address this gap by combining sparse measu...

  • Review
  • Open Access
106 Citations
10,980 Views
14 Pages

Fabrication Techniques for Graphene Oxide-Based Molecular Separation Membranes: Towards Industrial Application

  • Ohchan Kwon,
  • Yunkyu Choi,
  • Eunji Choi,
  • Minsu Kim,
  • Yun Chul Woo and
  • Dae Woo Kim

17 March 2021

Graphene oxide (GO) has been a prized material for fabricating separation membranes due to its immense potential and unique chemistry. Despite the academic focus on GO, the adoption of GO membranes in industry remains elusive. One of the challenges a...

  • Article
  • Open Access
14 Citations
3,859 Views
16 Pages

In monocarpic plants, stem cells are fated to die. However, the potential mechanism of stem cell death has remained elusive. Here, we reveal that the levels of two forms of reactive oxygen species (ROS), superoxide anion free radical (O2·&minu...

  • Article
  • Open Access
11 Citations
3,310 Views
14 Pages

Mitochondrial Function Differences between Tumor Tissue of Human Metastatic and Premetastatic CRC

  • Reyniel Hernández-López,
  • Margalida Torrens-Mas,
  • Daniel G. Pons,
  • Maria M. Company,
  • Esther Falcó,
  • Teresa Fernández,
  • Javier M. Ibarra de la Rosa,
  • Pilar Roca,
  • Jordi Oliver and
  • Jorge Sastre-Serra

11 February 2022

Most colorectal cancer (CRC) patients die as a consequence of metastasis. Mitochondrial dysfunction could enhance cancer development and metastatic progression. We aimed to evaluate the adaptations associated with mitochondrial function in tumor tiss...

  • Article
  • Open Access
19 Citations
11,423 Views
11 Pages

7 October 2016

It has been shown that necroptosis—caspase-independent programmed necrotic cell death—can be induced by treatment with tumor necrosis factor (TNF) in the L929 murine fibrosarcoma cell line, even in the absence of a caspase inhibitor. Although it was...

  • Article
  • Open Access
29 Citations
5,836 Views
18 Pages

Rapid Detection of Salmonella typhimurium in Drinking Water by a White Light Reflectance Spectroscopy Immunosensor

  • Michailia Angelopoulou,
  • Konstantina Tzialla,
  • Angeliki Voulgari,
  • Mary Dikeoulia,
  • Ioannis Raptis,
  • Sotirios Elias Kakabakos and
  • Panagiota Petrou

10 April 2021

Biosensors represent an attractive approach for fast bacteria detection. Here, we present an optical biosensor for the detection of Salmonella typhimurium lipopolysaccharide (LPS) and Salmonella bacteria in drinking water, based on white light reflec...

  • Communication
  • Open Access
8 Citations
3,194 Views
9 Pages

19 November 2022

Fungal pathogens that benefit from climate change have become more prevalent as a consequence of extended drought periods and higher temperatures. Since the dry and hot years of 2018/2019, the causative agent of sooty bark disease Cryptostroma cortic...

  • Article
  • Open Access
580 Views
16 Pages

Perovskite PV-Based Power Management System for CMOS Image Sensor Applications

  • Elochukwu Onyejegbu,
  • Damir Aidarkhanov,
  • Annie Ng,
  • Arjuna Marzuki,
  • Mohammad Hashmi and
  • Ikechi A. Ukaegbu

24 December 2025

This article presents the design of a perovskite photovoltaic (PV)-based power management system, which uses a power converter (a four-stage bootstrap charge pump) to boost the output of the solar cell and supply selectable rectified power rails to C...

  • Article
  • Open Access
9 Citations
5,901 Views
11 Pages

Community Nurses’ Preparations for and Challenges in Providing Palliative Home Care: A Qualitative Study

  • Chien-Yi Wu,
  • Yu-Hsuan Wu,
  • Yi-Hui Chang,
  • Min-Shiow Tsay,
  • Hung-Cheng Chen and
  • Hui-Ya Hsieh

Hospitals have played a leading role in providing palliative care in Taiwan as its care model has developed over the past few decades. However, earlier local studies in Taiwan showed that terminal patients prefer to die at home, highlighting the need...

  • Review
  • Open Access
1 Citations
2,956 Views
24 Pages

7 January 2025

Malignant peripheral nerve sheath tumor (MPNST) is a rare but aggressive soft-tissue sarcoma characterized by poor response to therapy. The primary treatment remains surgical resection with negative margins. Nonetheless, in the setting of neurofibrom...

  • Review
  • Open Access
1,000 Views
49 Pages

Semiconductor wafer manufacturing is one of the most complex and data-intensive processes in the industry, encompassing the front-end (FEOL), middle-end (MOL), and back-end (BEOL) stages, involving thousands of interdependent processes. Each stage ca...

  • Article
  • Open Access
6 Citations
5,522 Views
7 Pages

AKNA Frameshift Variant in Three Dogs with Recurrent Inflammatory Pulmonary Disease

  • Petra Hug,
  • Linda Anderegg,
  • Alexandra Kehl,
  • Vidhya Jagannathan and
  • Tosso Leeb

26 July 2019

We investigated three related Rough Collies with recurrent inflammatory pulmonary disease. The clinical symptoms were similar to primary ciliary dyskinesia (PCD). However, the affected dogs did not carry any known pathogenic PCD variants. Pedigree an...

  • Article
  • Open Access
10,892 Views
31 Pages

A Multi-Channel Low-Power System-on-Chip for in Vivo Recording and Wireless Transmission of Neural Spikes

  • Andrea Bonfanti,
  • Maria Ceravolo,
  • Guido Zambra,
  • Riccardo Gusmeroli,
  • Gytis Baranauskas,
  • Gian Nicola Angotzi,
  • Alessandro Vato,
  • Emma Maggiolini,
  • Marianna Semprini and
  • Andrea Leonardo Lacaita
  • + 1 author

This paper reports a multi-channel neural spike recording system-on-chip with digital data compression and wireless telemetry. The circuit consists of 16 amplifiers, an analog time-division multiplexer, a single 8 bit analog-to-digital converter, a d...

  • Article
  • Open Access
12 Citations
7,744 Views
24 Pages

A Fully Integrated Bluetooth Low-Energy Transceiver with Integrated Single Pole Double Throw and Power Management Unit for IoT Sensors

  • Sung Jin Kim,
  • Dong Gyu Kim,
  • Seong Jin Oh,
  • Dong Soo Lee,
  • Young Gun Pu,
  • Keum Cheol Hwang,
  • Youngoo Yang and
  • Kang Yoon Lee

27 May 2019

This paper presents a low power Gaussian Frequency-Shift Keying (GFSK) transceiver (TRX) with high efficiency power management unit and integrated Single-Pole Double-Throw switch for Bluetooth low energy application. Receiver (RX) is implemented with...

  • Article
  • Open Access
15 Citations
11,744 Views
30 Pages

An Ultra-Low-Power RFID/NFC Frontend IC Using 0.18 μm CMOS Technology for Passive Tag Applications

  • Mayukh Bhattacharyya,
  • Waldemar Gruenwald,
  • Dirk Jansen,
  • Leonhard Reindl and
  • Jasmin Aghassi-Hagmann

7 May 2018

Battery-less passive sensor tags based on RFID or NFC technology have achieved much popularity in recent times. Passive tags are widely used for various applications like inventory control or in biotelemetry. In this paper, we present a new RFID/NFC...

  • Article
  • Open Access
11 Citations
7,680 Views
14 Pages

In Switzerland, the practice of lay right-to-die societies (RTDS) organizing assisted suicide (AS) is tolerated by the state. Patient counseling and accompaniment into the dying process is overtaken by RTDS lay members, while the role of physicians m...

  • Article
  • Open Access
37 Citations
10,205 Views
25 Pages

In-Line UV-Vis Spectroscopy as a Fast-Working Process Analytical Technology (PAT) during Early Phase Product Development Using Hot Melt Extrusion (HME)

  • Walkiria Schlindwein,
  • Mariana Bezerra,
  • Juan Almeida,
  • Andreas Berghaus,
  • Martin Owen and
  • Gordon Muirhead

This paper displays the potential of an in-line PAT system for early phase product development during pharmaceutical continuous manufacturing following a Quality by Design (QbD) framework. Hot melt extrusion (HME) is used as continuous manufacturing...

  • Article
  • Open Access
1 Citations
2,150 Views
9 Pages

Background/Objectives: To avoid becoming mired in prolonged deep dementia, some people seek to hasten death by advance instructions rejecting life-sustaining medical intervention (LSMI) at a point of cognitive decline they define in advance as unacce...

  • Article
  • Open Access
1 Citations
2,152 Views
11 Pages

24 April 2024

Background: Individuals with serious mental illness (SMI) experience barriers to accessing and engaging with healthcare, which may have been exacerbated during the emergence of the global pandemic and the rapid shift to telemedicine platforms, substa...

  • Article
  • Open Access
2,439 Views
24 Pages

27 April 2021

So far, the torrefaction process has been merely discussed based on the physical and chemical characteristics of the final product, but the mechanism has not been yet pondered and investigated. Thus far, microwave torrefaction has been predominately...

  • Article
  • Open Access
5 Citations
2,509 Views
22 Pages

Impact of Reperfusion on Plasma Oxylipins in ST-Segment Elevation Myocardial Infarction

  • Zahra Solati,
  • Arun Surendran,
  • Harold M. Aukema and
  • Amir Ravandi

27 December 2023

ST-segment elevation myocardial infarction (STEMI) occurs as a result of acute occlusion of the coronary artery. Despite successful reperfusion using primary percutaneous coronary intervention (PPCI), a large percentage of myocardial cells die after...