Haiyan Han

ORCID: 0009-0001-2219-274X
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Research Areas
  • Higher Education and Teaching Methods
  • Language, Metaphor, and Cognition
  • Photonic and Optical Devices
  • Advanced Memory and Neural Computing
  • Electrochemical Analysis and Applications
  • MXene and MAX Phase Materials
  • Discourse Analysis in Language Studies
  • Educational Reforms and Innovations
  • Optical Coatings and Gratings
  • Railway Engineering and Dynamics
  • Hydraulic and Pneumatic Systems
  • Foreign Language Teaching Methods
  • Quantum many-body systems
  • Digital Storytelling and Education
  • Ideological and Political Education
  • Forest, Soil, and Plant Ecology in China
  • Language Development and Disorders
  • Quantum Information and Cryptography
  • Education and Work Dynamics
  • Technology and Human Factors in Education and Health
  • Digital Communication and Language
  • Language and cultural evolution
  • Swearing, Euphemism, Multilingualism
  • Teaching and Learning Programming
  • Electronic and Structural Properties of Oxides

Joint Research Center
2023-2024

ZheJiang Institute For Food and Drug Control
2022-2023

Hebei University
2023

Xi'an Physical Education University
2023

Xi’an University
2023

Changchun University
2008-2022

Xi'an Jiaotong University
2022

University of Jinan
2012-2014

Xuzhou University of Technology
2007-2009

Abstract The utilization of solar energy to drive conversion and simultaneously realize pollutant degradation via photocatalysis is one most promising strategies resolve the global environment issues. During past decade, graphite carbon nitride (g-C 3 N 4 ) has attracted dramatically growing attention for due its excellent physicochemical properties as a photocatalyst. However, practical application still impeded by several limitations shortcomings, such high recombination rate charge...

10.1088/1674-4926/43/2/021701 article EN Journal of Semiconductors 2022-02-01

We propose a cascaded asymmetric resonant compound grating (ARCG) for high-performance dual-band refractive index sensing. The physical mechanism of the sensor is investigated using combination temporal coupled-mode theory (TCMT) and ARCG eigenfrequency information, which verified by rigorous coupled-wave analysis (RCWA). reflection spectra can be tailored changing key structural parameters. And altering strip spacing, quasi-bound state in continuum achieved. simulation results show that...

10.1364/oe.485867 article EN cc-by Optics Express 2023-03-30

Students' psychological fitness is unavoidable, hindering personal development, social interactions, peer influence, and adolescence. Academic stress may be the most dominant factor affecting college students' mental well-being. Therefore, improving monitoring of health issues among students a vital topic for study. However, identifying student's level challenging, leading to uncertainty. Hence, this paper suggests Heuristic Fuzzy C-means Clustering Algorithm (HFCA) analyzing levels,...

10.1016/j.heliyon.2023.e18550 article EN cc-by-nc-nd Heliyon 2023-07-25

A numerical model for analyzing air-train-track interaction is proposed to investigate the dynamic behavior of a high-speed train running on track in crosswinds. The composed train-track and train-air model. built basis vehicle-track coupled dynamics theory. developed based aerodynamics, which Arbitrary Lagrangian-Eulerian (ALE) method employed deal with boundary between air. Based model, characteristics flow structure around are described crosswinds investigated. Results show that indices...

10.12989/was.2015.20.2.143 article EN Wind and Structures 2015-02-25

We proposed the cascaded high contrast grating (CHCG) structure to enhance surface sensing capabilities through bound states in continuum (BICs). Utilizing finite element method (FEM) and rigorous coupled-wave analysis (RCWA), we studied dispersion relations, far-field contribution CHCGs, near-field distributions of BICs corresponding resonance peaks at different wavelengths. Results demonstrate ability precisely control symmetry-protected BIC (SP-BIC) Friedrich-Wintgen (FW-BIC) by altering...

10.1364/oe.515816 article EN cc-by Optics Express 2024-01-29

It has long been acknowledged in China that the traditional frontal-lecturing approach EFL classes prevents learners from developing their language competence because of limited dynamic movements among students.The large size makes classroom interactions and active learning extremely difficult.This paper integrates cooperative with teaching an attempt to explore why is effective enhancing learners' academic achievement, discuss its potential cumulative effects on students' moral growth as...

10.4304/jltr.5.4.948-952 article EN Journal of Language Teaching and Research 2014-07-01

Based on the dipole blockade effect and with aid of superatom (SA) model, we propose a scheme to investigate correlated evolution two Rydberg sub-superatoms (SSAs), formed by spatially separated atomic sub-ensembles but in same region. Starting from pure separable states, in-phase or anti-phase dynamics explore how SSAs entangle each other mediated single excitation. entangled discuss robustness system against decoherence induced dephasing rate. Our results show that both their...

10.3390/photonics9040242 article EN cc-by Photonics 2022-04-06

The computer programming class is a vital part of the system teaching. According to present situation and characteristic personnel training process in some university, paper presented methods improve level In order satisfy need training, article described questions experiment At same time reform plans were proposed. They can university student program design extent.

10.1109/wartia.2014.6976446 article EN 2014 IEEE Workshop on Advanced Research and Technology in Industry Applications (WARTIA) 2014-09-01

Influenced by traditional teaching view, there are some old thought and habits now.The current classroom in practical evaluation, not adapt to the new idea of teaching, Students' interest assessment is too high, There a high phenomenon such as low energy consumption course evaluation .Teacher front update material, concept innovation, unable accurately grasp essence assessment, purpose tasks ,Can't find real core system fully material ,Cannot be easily control more appropriate students.So,...

10.2991/msie-16.2016.64 article EN cc-by-nc 2016-01-01

Colleges and universities is to cultivate the base of high-tech talent, only by constantly exploration, innovation, develop suitable for present situation today's creative talents.Based on energy conservation emissions reduction problems exist in practice teaching, put forward course curriculum reform specific measures methods.Practice has proved that teaching system complete, certain operability, students this way, its professional level technical quality employment competitiveness are improved.

10.2991/mcei-16.2016.43 article EN cc-by-nc Advances in intelligent systems research/Advances in Intelligent Systems Research 2016-01-01

In order to analyze the current situation and cutting-edge trends of interface design research in Chinese international academia, as well respective characteristics paradigm differences between foreign academia. VOSviewer CiteSpace metrological visualization software were integrated visualize literature related included CNKI Web Science databases terms keyword co-occurrence, clustering , highlighting highly cited by drawing knowledge maps. The results study show that academic on focuses...

10.54941/ahfe1002908 article EN AHFE international 2023-01-01

What mechanisms underlie human language acquisition?Relevant evidence indicates that learners, with infants included, have the ability to employ statistical properties of linguistic input find structure, such as sound patterns, vocabulary, and grammar.These abilities appear be both powerful constrained, so a certain number patterns are more easily mastered employed than others.Implications for structure languages discussed.

10.4304/tpls.2.9.1917-1921 article EN Theory and Practice in Language Studies 2012-09-01

明治・昭和三陸津波およびチリ地震津波、そして今、東日本大震災によって被災し、4度目の復興が進行しつつある宮城県・岩手県の沿岸部の40集落を対象に、津波常襲地域の住宅立地の変遷を分析した。これにより、今後の津波常襲地域における津波防災住宅整備施策上の示唆を得ることを目的とした。この結果、集団移転用の新興住宅地が集落内を占める割合が高い地区ほど明治・昭和津波時よりも東日本大震災での被害率が軽減されている集落が半数ほどみられた。ただし集落自体の拡大により、被害量自体は増加している集落も7割ほどあり、今後の復興に注意を払う必要があるだろう。

10.5610/jaee.12.6_120 article JA Journal of Japan Association for Earthquake Engineering 2012-01-01
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