Search Results - "Cai, Chengfeng"
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Vacuum alignment in a composite 2HDM
Published in The journal of high energy physics (01-01-2019)“…A bstract We study in detail the vacuum structure of a composite two Higgs doublet model based on a minimal underlying theory with 3 Dirac fermions in…”
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Vector dark matter production from catalyzed annihilation
Published in The journal of high energy physics (01-01-2022)“…A bstract We provide a simple model of vector dark matter (DM) which can realize the recently proposed freeze-out mechanism with catalyzed annihilation. In our…”
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Phase transition gravitational waves from pseudo-Nambu-Goldstone dark matter and two Higgs doublets
Published in The journal of high energy physics (01-05-2021)“…A bstract We investigate the potential stochastic gravitational waves from first-order electroweak phase transitions in a model with pseudo-Nambu-Goldstone…”
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Cancellation mechanism of dark matter direct detection in Higgs-portal and vector-portal models
Published in The journal of high energy physics (01-01-2022)“…A bstract We present two alternative proofs for the cancellation mechanism in the U(1) symmetric pseudo-Nambu-Goldstone-Boson Dark Matter (pNGB DM) model. They…”
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Leptogenesis due to oscillating Higgs field
Published in The European physical journal. C, Particles and fields (01-12-2020)“…We propose a new leptogenesis scenario in which the lepton asymmetry and matter particles are simultaneously generated due to the coherent oscillating Higgs…”
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Minimal asymptotically safe dark matter
Published in Physics letters. B (10-11-2019)“…We study a simple class of dark matter models with Nf copies of electroweak fermionic multiplets, stabilized by O(NF) global symmetry. Unlike conventional…”
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CEPC precision of electroweak oblique parameters and weakly interacting dark matter: The fermionic case
Published in Nuclear physics. B (01-08-2017)“…Future electroweak precision measurements in the Circular Electron Positron Collider (CEPC) project would significantly improve the precision of electroweak…”
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Vector dark matter from split SU(2) gauge bosons
Published in The journal of high energy physics (14-07-2021)“…A bstract We propose a vector dark matter model with an exotic dark SU(2) gauge group. Two Higgs triplets are introduced to spontaneously break the symmetry…”
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Ultraviolet completion of pseudo-Nambu-Goldstone dark matter with a hidden U(1) gauge symmetry
Published in The journal of high energy physics (09-02-2023)“…A bstract We propose an ultraviolet completion model for pseudo-Nambu-Goldstone dark matter with a hidden U(1) gauge symmetry. Compared to previous studies,…”
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CEPC precision of electroweak oblique parameters and weakly interacting dark matter: The scalar case
Published in Nuclear physics. B (01-11-2017)“…We investigate the sensitivity to weakly interacting scalar dark matter from future determination of electroweak oblique parameters in the Circular…”
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Adaptive multi-object tracking based on sensors fusion with confidence updating
Published in International journal of applied earth observation and geoinformation (01-12-2023)“…•We have improved the Kalman filter and data association algorithm based on detection confidence, reducing the impact of dynamic errors.•A simple and effective…”
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Nomogram for predicting the likelihood of liver metastases at initial diagnosis in patients with Siewert type II gastroesophageal junction adenocarcinoma
Published in Scientific reports (07-07-2023)“…The liver is one of the most ordinary metastatic sites of gastroesophageal junction adenocarcinoma and significantly affects its prognosis. Therefore, this…”
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Inert sextuplet scalar dark matter at the LHC and future colliders
Published in The journal of high energy physics (01-10-2020)“…A bstract We study a dark matter model constructed by extending the standard model with an inert SU(2) L sextuplet scalar of hypercharge 1/2. The sextuplet…”
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A spatial data model of blind outdoor navigation for path optimization
Published in Humanities & social sciences communications (03-10-2024)“…Current navigational aids for blind people do not provide spatial information that meets the requirements of blind and visually impaired people (BVIP) for…”
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Minimal dark matter in SU(2)L × U(1)Y × U(1)B−L
Published in Physics letters. B (10-09-2018)“…The minimal gauge group extension to the standard model (SM) by the local U(1)B−L (MBLSM) is well known as the minimal model to understand neutrino mass…”
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Preparation and characterization of Sipunculus nudus peptide-calcium chelate: Structural insights and osteogenic bioactivity assessment
Published in Journal of functional foods (01-11-2024)“…[Display omitted] •Calcium chelate of Squarrosus nudus peptide (SNP-Ca) was successfully prepared.•The chelating conditions was optimized by single factor…”
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Automatic detection of abnormal hand gestures in patients with radial, ulnar, or median nerve injury using hand pose estimation
Published in Frontiers in neurology (07-12-2022)“…Radial, ulnar, or median nerve injuries are common peripheral nerve injuries. They usually present specific abnormal signs on the hands as evidence for hand…”
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Improved deep convolutional neural networks using chimp optimization algorithm for Covid19 diagnosis from the X-ray images
Published in Expert systems with applications (01-03-2023)“…•An end-to-end nature-inspired fine-tuning methodology for DCNN is proposed.•ChOA is used for the first time in this paper to tune the DCNN's parameters.•The…”
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Vanadium dioxide based broadband THz metamaterial absorbers with high tunability: simulation study
Published in Optics express (08-07-2019)“…With their unprecedented flexibility in manipulating electromagnetic waves, metamaterials provide a pathway to structural materials that can fill the so-called…”
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