Publications by authors named "FangLi Liu"

The floating phase, a critical incommensurate phase, has been theoretically predicted as a potential intermediate phase between crystalline ordered and disordered phases. In this study, we investigate the different quantum phases that arise in ladder arrays comprising up to 92 neutral-atom qubits and experimentally observe the emergence of the quantum floating phase. We analyze the site-resolved Rydberg state densities and the distribution of state occurrences.

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Objectives: This meta-analysis was to critically evaluate the effectiveness of Internet-based Cognitive Behavioral Therapy (ICBT) on psychological distress and quality of life in breast cancer survivors.

Methods: A search was conducted across eleven databases (PubMed, Web of Science, Embase, Cochrane Library, Scopus, ProQuest, CINAHL, CBM, CNKI, VIP and Wanfang) to identify relevant randomized controlled trials (RCTs) published from databases inception to September 2023. Two reviewers independently conducted study screening, data extraction, and quality assessment of the included studies.

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Article Synopsis
  • Topologically ordered phases of matter go beyond traditional theories of symmetry-breaking, exhibiting unique traits like long-range entanglement and resilience to local changes.
  • The research focuses on observing a prethermal topologically ordered time crystal using superconducting qubits in a square lattice that are periodically driven, revealing new dynamics not seen in thermal equilibrium.
  • Findings include identifying discrete time-translation symmetry breaking and demonstrating the connection to topological order through measuring topological entanglement entropy, showcasing the potential for exploring novel phases of matter with quantum processors.
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Taurine is a sulfur-containing amino acid found in many cell organelles that plays a wide range of biological roles, including bile salt production, osmoregulation, oxidative stress reduction, and neuromodulation. Taurine treatments have also been shown to ameliorate the onset and development of many diseases, including hypertension, fatty liver, neurodegenerative diseases and ischemia-reperfusion injury, by exerting antioxidant, anti-inflammatory, and antiapoptotic effects. The endoplasmic reticulum (ER) is a dynamic organelle involved in a wide range of cellular functions, including lipid metabolism, calcium storage and protein stabilization.

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Article Synopsis
  • Depression is a common mental health issue among postmenopausal women, affecting their quality of life, warranting a global review and meta-analysis of its prevalence and associated factors.
  • A systematic search of multiple health databases showed that out of 50 studies involving over 385,000 women, the prevalence of depression was found to be 28%.
  • Key risk factors include marital status, previous mental illness, chronic diseases, and menopausal symptoms, while factors like physical activity and breastfeeding are found to provide some level of protection against depression.
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Duchenne muscular dystrophy (DMD) is a rare X-linked recessive disorder characterized by loss-of-function mutations in the gene encoding dystrophin. These mutations lead to progressive functional deterioration including muscle weakness, respiratory insufficiency, and musculoskeletal deformities. Three-dimensional gait analysis (3DGA) has been used as a tool to analyze gait pathology through the quantification of altered joint kinematics, kinetics, and muscle activity patterns.

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Stroke increasingly affects individuals of working age. An accurate assessment of Readiness for Return-to-Work (RRTW) can help determine the optimal timing for RRTW and facilitate an early reintegration into society. This study investigates the current state of RRTW and the influencing factors among young and middle-aged stroke patients in China.

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Due to the severity of cancer, patients may experience feelings of helplessness and despair, resulting in demoralization among lung cancer patients. In this study, we investigated the risk factors of demoralization in middle-aged and older Chinese lung cancer patients via their relationship with patients' demographic data and disease characteristics. This study is a cross-sectional descriptive study using a structured questionnaire including assessments of demographic data and disease, the Demoralization Scale Mandarin Version (DS-MV), the Social Support Rate Scale (SSRS), the Medical Coping Modes Questionnaire (MCMQ), as well as The European Organization for Research and Treatment of Cancer (EORTC QLQ-C30).

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Objective: To study the ultrasonographic features of the central nervous system (CNS) in normally developing embryos and fetuses with a crown-rump length (CRL) of 10-84 mm, utilizing a high-frequency transvaginal probe in conjunction with various three-dimensional (3D) imaging modes.

Methods: From January 2020 to February 2021, 210 normally developing embryos and fetuses in early pregnancy were enrolled and classified based on their gestational age. A high-frequency transvaginal transducer was used to perform 2D and 3D ultrasounds, and the 3D images were saved.

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In this study, we investigated the physical activity status and impact factors in patients after percutaneous coronary intervention in China. This cross-sectional survey was conducted from January to October 2019. A total of 260 participants were recruited in the cardiovascular department who had successfully undergone percutaneous coronary intervention after one year for physical re-examination at 2 hospitals in Henan Province.

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Objectives: To investigate myopia progression and associated factors of refractive status among children and adolescents in Tibet and Chongqing in China during the COVID-19 pandemic.

Methods: A population-based cross-sectional study was conducted to compare rates of myopia and high myopia, axial length (AL), spherical equivalent (SE), outdoor activity time, digital device use, and frequency of visual examinations for children and adolescents affected by myopia in Chongqing and Tibet in 2021.

Results: A total of 2,303 students from Chongqing and 1,687 students from Tibet were examined.

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Quantum many-body systems away from equilibrium host a rich variety of exotic phenomena that are forbidden by equilibrium thermodynamics. A prominent example is that of discrete time crystals, in which time-translational symmetry is spontaneously broken in periodically driven systems. Pioneering experiments have observed signatures of time crystalline phases with trapped ions, solid-state spin systems, ultracold atoms and superconducting qubits.

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Controllable Rydberg atom arrays have provided new insights into fundamental properties of quantum matter both in and out of equilibrium. In this work, we study the effect of experimentally relevant positional disorder on Rydberg atoms trapped in a 2D square lattice under antiblockade (facilitation) conditions. We show that the facilitation conditions lead the connectivity graph of a particular subspace of the full Hilbert space to form a 2D Lieb lattice, which features a singular flat band.

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The Covid-19 pandemic restricts children and adolescents from doing normal daily activities such as playing outdoors and going to school. The incidence and prevalence of myopia have increased during the COVID-19 pandemic. The aim of this study was to investigate and evaluate the impact of the home confinement during the COVID-19 pandemic on the progression of myopia among children and adolescents in Chongqing, China.

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Quantum computers and simulators may offer significant advantages over their classical counterparts, providing insights into quantum many-body systems and possibly improving performance for solving exponentially hard problems, such as optimization and satisfiability. Here, we report the implementation of a low-depth Quantum Approximate Optimization Algorithm (QAOA) using an analog quantum simulator. We estimate the ground-state energy of the Transverse Field Ising Model with long-range interactions with tunable range, and we optimize the corresponding combinatorial classical problem by sampling the QAOA output with high-fidelity, single-shot, individual qubit measurements.

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This systematic review sought to evaluate the effectiveness of non-facilitated meaningful activities for older people with dementia in long-term care facilities. Searches were conducted in PubMed; CINAHL; EMBASE; Web of science; PsycINFO; Cochrane; ProQuest; and ClinicalTrials.gov to identify articles published between January 2004 and October 2019.

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We study one-dimensional spin-1/2 models in which strict confinement of Ising domain walls leads to the fragmentation of Hilbert space into exponentially many disconnected subspaces. Whereas most previous works emphasize dipole moment conservation as an essential ingredient for such fragmentation, we instead require two commuting U(1) conserved quantities associated with the total domain-wall number and the total magnetization. The latter arises naturally from the confinement of domain walls.

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Background: Circular RNAs (circRNAs) have been demonstrated to exert crucial mediators in tumor initiation and development. Nevertheless, the roles of circKIF4A in breast cancer (BC) are still not very clear.

Methods: Quantitative real-time polymerase chain reaction (qRT-PCR) was conducted to determine the expression of circKIF4A, miR-152, zinc finger E-box binding homeobox 1 (ZEB1) mRNA and caspase-3.

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We use Nielsen's geometric approach to quantify the circuit complexity in a one-dimensional Kitaev chain across a topological phase transition. We find that the circuit complexities of both the ground states and nonequilibrium steady states of the Kitaev model exhibit nonanalytical behaviors at the critical points, and thus can be used to detect both and topological phase transitions. Moreover, we show that the locality property of the real-space optimal Hamiltonian connecting two different ground states depends crucially on whether the two states belong to the same or different phases.

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Article Synopsis
  • String breaking is a key process in confinement theories, where a string between two charges breaks and creates new particle-antiparticle pairs.
  • This phenomenon has been observed in quantum Ising chains, highlighting that strings can behave as dynamical objects, with their motion being heavily restricted.
  • The breaking occurs in two stages, with an initial phase where the charges stay stable, followed by a delayed breaking process influenced by the distance between domain walls, which can be experimentally studied using quantum simulators like Rydberg atoms or trapped ions.
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Purpose: Hepatocellular carcinoma causes considerable mortality and no efficient chemotherapy is available. Novel molecules of plant origin may prove beneficial in the development of therapy of hepatocellular carcinoma. In this study we examined the anticancer effects of Tanshindiol-C (TC) against the hepatocellular carcinoma SNU-4235 cell line.

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We study the quasiparticle excitation and quench dynamics of the one-dimensional transverse-field Ising model with power-law (1/r^{α}) interactions. We find that long-range interactions give rise to a confining potential, which couples pairs of domain walls (kinks) into bound quasiparticles, analogous to mesonic states in high-energy physics. We show that these quasiparticles have signatures in the dynamics of order parameters following a global quench, and the Fourier spectrum of these order parameters can be exploited as a direct probe of the masses of the confined quasiparticles.

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To explore the feasibility of using the video-conferencing program, Skype, on iPads with older adults living in long-term care (LTC) facilities. Using a mixed-method design, six residents from one LTC facility in Queensland, Australia participated in a one-off interactive intervention session, followed by post-session semi-structured interviews. The intervention session involved a 15-minutes training session in using Skype, and 30-minutes interactive practise in making and receiving a call using Skype.

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We study the nonequilibrium dynamics of Abelian anyons in a one-dimensional system. We find that the interplay of anyonic statistics and interactions gives rise to spatially asymmetric particle transport together with a novel dynamical symmetry that depends on the anyonic statistical angle and the sign of interactions. Moreover, we show that anyonic statistics induces asymmetric spreading of quantum information, characterized by asymmetric light cones of out-of-time-ordered correlators.

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Purpose: This study assessed the clinical significance of c-myc gene copy number gain detected by fluorescence in situ hybridization (FISH) in the prediction of cervical intraepithelial neoplasia (CIN) progression.

Methods: We retrospectively investigated 140 Thinprep cytologic test (TCT) specimens that were histopathologically diagnosed with various stages of cervical neoplasia or malignancy. The specimens were subjected to TCT, human papillomavirus (HPV) testing, and FISH analysis with a c-myc-specific probe.

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