55 Result(s)
within
Guangjun Li
English
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Chapter and Conference Paper
Manufacturing of Shape Memory Alloy Pipe Coupler: Modeling and Application
Shape memory alloy (SMA) pipe couplers offer a promising way to improve the reliability of pipe joints in various industrial applications. However, the deformation behavior of SMA during multistage joining pro...
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Article
Autophagy mediates a direct synergistic interaction during co-transmission of two distinct arboviruses by insect vectors
Multiple viral infections in insect vectors with synergistic effects are common in nature, but the underlying mechanism remains elusive. Here, we find that rice gall dwarf reovirus (RGDV) facilitates the trans...
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Article
Open AccessIdentification of disease propagation paths in two-layer networks
To determine the path of disease in different types of networks, a new method based on compressive sensing is proposed for identifying the disease propagation paths in two-layer networks. If a limited amount o...
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Article
Intramolecular hydroamination of alkynes driven by isomeric Au36(SR)24 nanocluster catalysts
It remains elusive to realize the distinct catalysis of isomeric catalysts because it becomes challenging to identify structural isomers in the polydisperse nanoparticles. Herein we investigate catalysis of tw...
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Chapter and Conference Paper
Engineering Intelligent Construction Technology Based on BIM Technology
Intelligent building technology is a term used to describe the use of sensors and other technologies that allow remote monitoring and control of buildings. Intelligent building system is also known as smart ho...
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Chapter and Conference Paper
Preinstallation and Construction Technology of Pipeline of Whole Lifting Steel Grid Roof
The pipeline installation technology of the overall lifting steel grid roof is incorporated into the work before lifting, and the pipeline load is taken into account in the lifting design. While ensuring that ...
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Article
Filler parameters affected wrinkling behavior of aluminum alloy double-layered gap tube in rotary draw bending process
During the rotary draw bending process of aluminum alloy double-layered gap tube, filler needs to be added in the gap between inner and outer tubes. Different filler materials and the parameters of the filler,...
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Chapter
Summary and Outlook
In digital radar and communication system, high-speed and high-performance DDS is a key building module. To realize such a high-performance monolithic DDS integrated with high-speed DAC is very challenging. Th...
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Chapter
Introduction
Driven by the continuous progress of digital signal processing technology and integrated circuit manufacturing technology, the field of modern communication and radar is also undergoing digital evolution. This...
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Chapter
High Speed Current Steering D/A Converter
D/A converter is one of the key module of DDS. The performance of DAC directly determines the output performance of DDS. With the shrink of the CMOS process, the power supply voltage decreases, and the swing o...
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Chapter
Phase to Amplitude Converter
Phase to amplitude converter is one of the key module of DDS. As shown in Fig. 2.1, a typical DDS system consists of a phase accumulator, a phase to amplitude converter and a D/A converter (DAC). The phase to ...
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Chapter
Other Functional Modules
The width of frequency tuning word in DDS chips is always wide (>24 bits) which need a large scale phase accumulator. In low and medium speed DDS chips, the phase accumulator can be achieved by logic synthesis...
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Article
A sparse focus framework for visual fine-grained classification
The location of discriminative features and reduction of model complexity are the two main research directions in fine-grained image classification. The manual annotation of object is very labor-intensive, and...
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Article
Poor recovery of cardiac function in myocardial infarction patients with metabolic syndrome and microalbuminuria
This study aimed to investigate the impact of metabolic syndrome (MetS) with microalbuminuria on the improvement of cardiac function after acute myocardial infarction (AMI).
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Article
Open AccessReal-time liver tracking algorithm based on LSTM and SVR networks for use in surface-guided radiation therapy
Surface-guided radiation therapy can be used to continuously monitor a patient’s surface motions during radiotherapy by a non-irradiating, noninvasive optical surface imaging technique. In this study, machine ...
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Chapter and Conference Paper
Study on a Digital Inspection Method for Aircraft Tubing Assembly
Based on the difference analysis between measuring datum and assembling datum of aircraft tubing, reference points of these two kinds of datum were unified. The key technical issues were investigated from aspe...
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Article
Open AccessAccuracy of real-time respiratory motion tracking and time delay of gating radiotherapy based on optical surface imaging technique
Surface-guided radiation therapy (SGRT) employs a non-invasive real-time optical surface imaging (OSI) technique for patient surface motion monitoring during radiotherapy. The main purpose of this study is to ...
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Article
Forming of thin-walled AA6061-T4 tubular joint by elastomeric bulging: experiment and computation
Tubular joint forming by elastomeric bulging (EB) is a feasible way to connect aluminum alloy tubes to high-strength sleeve fittings. It is critical to fully and deeply understand the deformation-induced seali...
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Article
Open AccessLncRNA LINC00460 promotes the papillary thyroid cancer progression by regulating the LINC00460/miR-485-5p/Raf1 axis
Papillary thyroid cancer (PTC) is the most common malignancy of all thyroid cancers. LncRNA LINC00460 has been proved to play roles in the oncogenesis and progression of various tumors, including papillary thy...
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Article
Minipig-BMSCs Combined with a Self-Setting Calcium Phosphate Paste for Bone Tissue Engineering
Calcium phosphate cements (CPCs) are a new generation of bone repair materials with good biocompatibility for various stem cells. The minipig is a recommended large animal model for bone engineering research. ...
