Shengkang Zhang
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View article: Phosphofructokinase-1 redefined: a metabolic hub orchestrating cancer hallmarks through multi-dimensional control networks
Phosphofructokinase-1 redefined: a metabolic hub orchestrating cancer hallmarks through multi-dimensional control networks Open
Phosphofructokinase-1 (PFK-1), the core rate-limiting enzyme of glycolysis, has transcended its classical metabolic regulatory role and emerged as a multi-dimensional hub in tumour biology. This review systematically delineates the dynamic…
View article: Super-efficient optical frequency division referenced to μHz Schawlow-Townes-linewidth quantum-noise-limited lasers
Super-efficient optical frequency division referenced to μHz Schawlow-Townes-linewidth quantum-noise-limited lasers Open
Optical frequency division (OFD) implements the conversion of ultra-stable optical frequencies into microwave frequencies through an optical frequency comb flywheel, generating microwave oscillators with record-low phase noise and time jit…
View article: Frequency shift properties of a calcium beam optical clock
Frequency shift properties of a calcium beam optical clock Open
The optical frequency transitions with long-lifetime spin triplet states produced by the two valence electrons in the outermost layer of alkaline earth atoms make calcium atom a promising quantum frequency reference. Electron-shelving dete…
View article: Mechanical behavior of waste rock-based geopolymer as a sustainable backfill material: Strength evolution and fracture mechanisms
Mechanical behavior of waste rock-based geopolymer as a sustainable backfill material: Strength evolution and fracture mechanisms Open
View article: Parallel transfer of optical reference frequency, radio frequency, and 1 PPS signal with timestamp over a 120-km single fiber channel in an urban area
Parallel transfer of optical reference frequency, radio frequency, and 1 PPS signal with timestamp over a 120-km single fiber channel in an urban area Open
Accurate and stable long-haul time and frequency distribution plays an important role in advanced scientific and industrial application fields, for instance, large-scale optical clock networks, advanced satellite navigation, very long base…
View article: Data-Driven Prediction and Cost-Effective Design Optimization for Concrete-Filled Double-Skin Steel Tubes
Data-Driven Prediction and Cost-Effective Design Optimization for Concrete-Filled Double-Skin Steel Tubes Open
View article: Asymmetric Loss Functions-Guided Prediction and Intelligent Design Optimization of Concrete-Filled Steel Tube
Asymmetric Loss Functions-Guided Prediction and Intelligent Design Optimization of Concrete-Filled Steel Tube Open
View article: Reconfigurable metasurface achieved dynamic beam control and information modulation of L-band beams
Reconfigurable metasurface achieved dynamic beam control and information modulation of L-band beams Open
In this paper, a method of designing broadband reconfigurable polarization-converting metasurface operating in L-band is proposed. This method can also be used to directly modulate the information by using two modulation modes: binary ampl…
View article: Sustainable Multi-Objective Design Optimization and Prediction of Ultimate Load Capacity under Eccentric Loading for Rectangular Concrete-Filled Steel Tube Columns
Sustainable Multi-Objective Design Optimization and Prediction of Ultimate Load Capacity under Eccentric Loading for Rectangular Concrete-Filled Steel Tube Columns Open
View article: Generative Adversarial Network-Enhanced Machine Learning Models for High-Precision Prediction of Rectangular Concrete-Filled Steel Tube Strength
Generative Adversarial Network-Enhanced Machine Learning Models for High-Precision Prediction of Rectangular Concrete-Filled Steel Tube Strength Open
View article: Data-Driven Prediction and Cost-Effective Design Optimization for Concrete-Filled Double-Skin Steel Tubes
Data-Driven Prediction and Cost-Effective Design Optimization for Concrete-Filled Double-Skin Steel Tubes Open
View article: Bridging the Gap in Recycled Aggregate Concrete (RAC) Prediction: State-of-the-Art Data-Driven Framework, Model Benchmarking, and Future AI Integration
Bridging the Gap in Recycled Aggregate Concrete (RAC) Prediction: State-of-the-Art Data-Driven Framework, Model Benchmarking, and Future AI Integration Open
View article: A Novel Laser Power Measurement Scheme Using Rubidium Clock
A Novel Laser Power Measurement Scheme Using Rubidium Clock Open
To measure microwatt-level laser power, this paper presents a method based on the atomic light shift effect. A 795 nm semiconductor laser is directed into a rubidium atomic clock with an output frequency of 10 MHz. To minimize the influenc…
View article: New evidence for a role of DANCR in cancers: a comprehensive review
New evidence for a role of DANCR in cancers: a comprehensive review Open
Cancer remains a leading cause of mortality and poses a substantial threat to public health. Studies have revealed that Long noncoding RNA DANCR is a cytoplasmic lncRNA whose aberrant expression plays a pivotal role in various cancer types…
View article: Kalman Filter with Adaptive Covariance Estimation for Carrier Tracking under Weak Signals and Dynamic Conditions
Kalman Filter with Adaptive Covariance Estimation for Carrier Tracking under Weak Signals and Dynamic Conditions Open
Kalman filtering (KF)-based tracking has been commonly employed in global navigation satellite system (GNSS) receivers to achieve robust tracking. However, under more serious conditions, such as severe strength attenuation and abrupt dynam…
View article: Self-Tuning Process Noise in Variational Bayesian Adaptive Kalman Filter for Target Tracking
Self-Tuning Process Noise in Variational Bayesian Adaptive Kalman Filter for Target Tracking Open
Many practical systems, such as target tracking, navigation systems, autonomous vehicles, and other applications, are usually applied in dynamic conditions. Thus, the actual noise statistics characteristics of these systems are generally t…
View article: Elizabeth Tower- Renovation phase Risk Management
Elizabeth Tower- Renovation phase Risk Management Open
This paper manages the risk of the renovation of the Elizabeth Tower. After a series of field visits and literature research, this paper focuses on the importance and rigour of the renovation of the Elizabeth Tower, and after collecting ri…
View article: Design of a transportable miniaturized optical reference cavity with flexibly tunable thermal expansion properties
Design of a transportable miniaturized optical reference cavity with flexibly tunable thermal expansion properties Open
A 3-cm-long optical reference cavity for transportable miniaturized ultra-stable laser is designed and analyzed using finite element analysis (FEA). Although the tiny cavity is formed in a conventional way, in which a cylinder spacer made …
View article: Recent progress on quantum frequency standards at BIRMM
Recent progress on quantum frequency standards at BIRMM Open
Quantum frequency standards are crucial for time measurement, satellite navigation, telecommunication, and other essential applications. Beijing Institute of Radio Metrology and Measurement (BIRMM) has been working on quantum frequency sta…
View article: Phase-coherent asynchronous optical sampling system
Phase-coherent asynchronous optical sampling system Open
Mutual phase coherence is the utmost crucial factor in an asynchronous optical sampling system. The enhancement is commonly achieved by phase-locking dual femtosecond lasers to a shared narrow-linewidth cavity-stabilized laser. Here we rep…
View article: Free-space optical two-way time and frequency transfer compatible with current microwave satellite transfer platform
Free-space optical two-way time and frequency transfer compatible with current microwave satellite transfer platform Open
Free-space optical two-way time and frequency transfer (O-TWTFT) has shown higher precision than microwave satellite transfer methods and more flexibility compared to fiber-based techniques. Here we propose a free-space O-TWTFT system usin…
View article: Kinetic studies on oxygen releasing of HBOC and red blood cells as fluids and factors affecting the process
Kinetic studies on oxygen releasing of HBOC and red blood cells as fluids and factors affecting the process Open
Red blood cells (RBCs) possess intact cyto-architectures while haemoglobin (Hb) is a cell-free, homogeneous solution. Both RBCs and Hb are generalized oxygen carriers. In this paper, kinetic studies on oxygen-releasing of high concentratio…
View article: A Unified Approach for Reformulations of LRM/LRMM/LRRM Calibration Algorithms Based on the T-Matrix Representation
A Unified Approach for Reformulations of LRM/LRMM/LRRM Calibration Algorithms Based on the T-Matrix Representation Open
This paper investigates a unified theory to derive vector network analyzer calibration algorithms based on the T-matrix representation, by which means the line-reflect-match (LRM), line-reflect-match-match (LRMM), and the line-reflect-refl…
View article: Simply-integrated dual-comb spectrometer via tunable repetition rates and avoiding self-referencing
Simply-integrated dual-comb spectrometer via tunable repetition rates and avoiding self-referencing Open
Dual-comb system with simplified integration acts a crucial role in the next stage of field-deployable application. Here we demonstrate a home-made dual-comb spectrometer that meets this requirement based on optically stabilized erbium-fib…