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Abel’s lemma on summation by parts and partial q-series transformations

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Science China Mathematics 2009年第4期52卷 720-748页

作者： chu wenchang WANG ChenYing Department of Applied Mathematics Dalian University of TechnologyDalian 116024China

The partial sums of basic hypergeometric series are investigated by means of the modified Abel lemma on summation by parts. Several transformation and summation formulae for well-poised, quadratic, cubic and quartic q... 详细信息

关键词： Abel’s lemma on summation by parts basic hypergeometric series well-poised series quadratic series cubic series quartic series reciprocal relation 33D15 05A15

A DOMINANCE APPROACH FOR PLANE PARTITIONS

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Systems Science and Mathematical Sciences 1989年第2期2卷 110-118页

作者：初文昌 Institute of Systems Science Academia SinicaBeijingChina

By developing the dominance technique of nondecreasing integer sequences into a multifoldform,we introduce a new approach for the enumeration of plane partitions,which can be used togenerate most of classical theorems in this *** treatment presented here may be more accessibleto readers than the earlier methods of algebra,analysis and algorithm.

关键词： Partition Fetters diagram dominance hook-length content plane partition qbinomial coefficient

Some Bivariate Inverse Relations With Applications to Interpolation Formulae

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数学研究与评论 1989年第2期 193-197页

作者：初文昌

This paper investigates the bivariate analogs of Gould-Hsu’s inversions and obtains an inverse relation including five sets of free parameters which can be seen as a partial solution for Hsu’s open problem. Some ins... 详细信息

关键词： Some Bivariate Inverse Relations With Applications to Interpolation Formulae

Dominance Theory and Plane Partitions——Ⅳ.Enumeration of Row and Column Strict Reverse Plane Partitions

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Journal of Mathematical Research with Applications 1989年第4NO.03NO.02NO.01期 622-622页

作者： chu wenchang(Research Institute of Applied Mathematics,DTT)

Let RG（q） denote the GF for row and column-strict reverse plane par titions of shape λ with part restriction （i.e., the parts in ith row do not exceed n）. Using the correspondence similar to that in section Ⅲ wi... 详细信息

关键词： Dominance Theory and Plane Partitions Enumeration of Row and Column Strict Reverse Plane Partitions

Continuous high-efficient water-electricity cogeneration over a hybrid solar-driven water evaporation system and the working mechanism

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Science China Materials 2024年第7期67卷 2371-2372页

作者： Dewei chu School of Materials Science and Engineering University of New South WalesSydneyNSW 2052Australia

With the escalation of industrialization and population growth,energy and clean water shortages pose an unprecedented threat to sustainable ***,it is imperative to develop green and effective strategies to address these *** this context,solar-driven interfacial water evaporation(SIWE)has emerged as a highly promising low-carbon solution to the water-energy nexus[1].By locating the evaporator at airwater interfaces,heat localization can be achieved,leading to high-efficient water evaporation and freshwater *** significantly,taking advantage of the special conditions during SIWE has opened numerous opportunities for generation of extra electrical power[2,3].Throughout the processes of SIWE,various elements such as photons,waves,capillary flow,evaporation,vapor motions,condensation,and droplet sliding can all be harnessed to produce electricity through photovoltaic,thermoelectric,thermogalvanic,pyroelectric,piezoelectric,triboelectricity and hydrovoltaic effects[3].Extensive research efforts have provided valuable insights for the development of water-electricity cogeneration(WEG)hybrid systems.

关键词： mechanism evaporation piezoelectric

Paving the way toward soil safety and health:current status,challenges,and potential solutions

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Frontiers of Environmental Science & Engineering 2024年第6期18卷 63-73页

作者： Chiheng chu Lizhong Zhu College of Environmental and Resource Sciences Zhejiang UniversityHangzhou 310058China

Soil is a non-renewable resource,providing a majority of the world’s food and fiber while serving as a vital carbon ***,the health of soil faces global threats from human activities,particularly widespread contamination by industrial *** physical,chemical,and biological remediation approaches encounter challenges in preserving soil structure and function throughout the remediation process,as well as addressing the complexities of soil contamination on a regional *** solutions encompass monitoring and simulating soil processes,with a focus on utilizing big data to bridge micro-scale and macro-scale ***,reducing pollutant emissions to soil is paramount due to the significant challenges associated with removing contaminants once they have entered the soil,coupled with the high economic costs of ***,it is imperative to implement advanced remediation technologies,such as monitored natural attenuation,and embrace holistic soil management approaches that involve regulatory frameworks,soil health indicators,and soil safety monitoring *** the enduring health and resilience of soils necessitates a blend of interdisciplinary research,technological innovation,and collaborative initiatives.

关键词： Soil safety and health Source emission reduction Process monitoring and simulation Green remediation technology Soil health management

TDP-43 is a key molecule accelerating development of Alzheimer’s disease following traumatic brain injury

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Neural Regeneration Research 2024年第5期19卷 955-956页

作者： chu Chen Department of Cellular and Integrative Physiology Long School of MedicineUniversity of Texas Health Science Center at San AntonioSan AntonioTXUSA

Currently,more than 55 million people have dementia worldwide and Alzheimer’s disease(AD)is one of the most common causes of dementia in ***,no effective therapies are currently available for the prevention and treatment of *** is largely due to our limited understanding of the mechanisms underlying the neuropathogenesis of *** has widely been recognized that AD is heterogeneous and that multi-factors are contributing to the pathogenesis of *** evidence suggests that traumatic brain injury(TBI)is an important risk factor for the development of AD and dementia later in life(Guo et al.,2000;Johnson et al.,2010).However,the precise mechanism by which TBI contributes to developing AD has yet to be elucidated.

关键词： Alzheimer traumatic

Effect of Precipitate Phases and Grain Size on Mechanical Properties of Inconel 718 Superalloy After Various Heat Treatments

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稀有金属材料与工程 2024年第8期53卷 2131-2136页

作者： Zhang Min Ma chuanchuan Xue chun Zhong wenchang Gao Bo Shuai Meirong Tuo Leifeng chu Zhibing School of Materials Science and Engineering Taiyuan University of Science and TechnologyTaiyuan 030024China

Various heat treatments were conducted on Inconel 718 superalloy,and the resultant microstructures and properties were investigated to analyze the mechanisms of heat *** show that the type and quantity of precipitate phases and the grain size have different effects on the properties of Inconel 718 superalloy after various heat ***γ"andγ'phases as well as grain size mainly influence the strength,and theδphase mainly influences the ***,the precipitation ofγ"andγ'strengthening phases can improve the yield *** alloy strength is inversely proportional to mean grain size when theγ"andγ'phases have similar *** plasticity is susceptible to the content and shape ofδphase.A proper amount ofδphase is beneficial to the plasticity,but excessiveδphase degrades plasticity.

关键词： heat treatment superalloy precipitates grain size mechanical properties

Motor cortical circuit adaptations in parkinsonism

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Neural Regeneration Research 2024年第10期19卷 2107-2108页

作者： Hong-Yuan chu Department of Neurodegenerative Science Van Andel Research InstituteGrand RapidsMIUSA Aligning Science Across Parkinson’s(ASAP)Collaborative Research Network

Parkinson's disease is a chronic and progressive neurodegenerative disorder characterized by the loss of dopaminergic neurons in the substantia nigra pars compacta,which leads to the featured motor impairment of parki... 详细信息

关键词： parkin impairment rigidity