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Energy absorption potential of concrete floors containing secondary (shrinkage and temperature) reinforcements

K. S. SIVAKUMARAN,R. M. KOROL,Xiao FAN

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 3,   Pages 282-291 doi: 10.1007/s11709-014-0269-3

Abstract: This paper experimentally investigates the energy absorption potential of two types of concrete floors, namely, normal density concrete and structural low-density concrete, containing secondary (shrinkageestimate the extent to which crushing of floor slab materials would help absorb energy, a series of concreteEach concrete-secondary reinforcement combination considered slabs of 50 mm in depth with square planpart of the paper presents the experimental results and establishes the energy absorption of different concrete

Keywords： concrete floors     structural low-density concrete     shrinkage and temperature reinforcements     energy absorption    

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An improved low-complexity sum-product decoding algorithm for low-density parity-check codes

Michaelraj Kingston ROBERTS,Ramesh JAYABALAN

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 6,   Pages 511-518 doi: 10.1631/FITEE.1400269

Abstract: In this paper, an improved low-complexity sum-product decoding algorithm is presented for low-density

Keywords： Computational complexity     Coding gain     Fast Fourier transform (FFT)     Low-density parity-check (LDPC)    

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the ammonia oxidation capacity of ammonia-oxidizing archaeon originated from wastewater: Utilizing low-density

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 5, doi: 10.1007/s11783-020-1375-1

Abstract:

• AOA’s ammonia oxidizing capacity was enhanced under moderate magnetic field.

Keywords： Ammonia-oxidizing archaeon     Ammonia oxidation     Magnetic field     Magnetotaxis     Heredity    

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A low-density polyethylene composite with phosphorus-nitrogen based flame retardant and multi-walled

Yong Luo, Yuhui Xie, Renjie Chen, Ruizhi Zheng, Hua Wu, Xinxin Sheng, Delong Xie, Yi Mei

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 5,   Pages 1332-1345 doi: 10.1007/s11705-021-2035-0

Abstract: Low-density polyethylene was combined with the flame retardant and multi-walled carbon nanotubes to formcarbon nanotubes can significantly improve the electrical conductivity and mechanical properties of the low-density

Keywords： MWCNTs     PEPA     electrical conductivity     flame retardant     low density polyethylene    

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Correlative investigation of copper/low-density polyethylene nanocomposite on the endometrial angiogenesis

LI Jianxiong, LIU Zilong, DUAN Yonggang, YU Jing, ZHU Changhong, LI Shuang, XIE Changsheng

Frontiers of Medicine 2007, Volume 1, Issue 4,   Pages 401-404 doi: 10.1007/s11684-007-0078-3

Abstract: The purpose of this study was to investigate the effects of copper/low-density polyethylene nanocompositeCompared with those in the SO group, the significant increases in microvessel density (MVD) were observed

Keywords： significant difference     female     endometrial angiogenesis     nano-Cu/LDPE     CD34    

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Performance of inverse fluidized bed bioreactor in treating starch wastewater

M. RAJASIMMAN, C. KARTHIKEYAN

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 3,   Pages 235-239 doi: 10.1007/s11705-009-0020-0

Abstract: digestion of starch industry wastewater was carried out in an inverse fluidized bed bioreactor using low-density

Keywords： inverse fluidization     low-density particles     polypropylene     starch     biofilm    

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Shear assessment of compression flanges of structural concrete T-beams

Bj?rn SCHüTTE,Viktor SIGRIST

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 354-361 doi: 10.1007/s11709-014-0082-z

Abstract: As is known, strut-and-tie models represent the force flow within a structural member at ultimate.classical assumptions have to be adapted; in particular by considering the strain dependence of the concrete

Keywords： concrete structures     structural assessment     stress field analysis     shear    

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Material Mechanical Properties Necessary for the Structural Intervention of Concrete Structures Article

Tamon Ueda

Engineering 2019, Volume 5, Issue 6,   Pages 1131-1138 doi: 10.1016/j.eng.2019.02.012

Abstract:

Structural intervention involves the restoration and/or upgrading of the mechanical performances ofIn addition to concrete and steel, which are typical materials for concrete structures, various fiber-reinforcedstrength at the interface between the substrate concrete and an externally bonded material.This paper presents the mechanical properties of substrate concrete and relevant intervention materialintervention, whereas high fracturing strain and low stiffness are important properties for structural

Keywords： Structural intervention     High fracturing strain     No yielding     Low stiffness     Roughness     fiber-reinforced    

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Comments on “Prediction on CO uptake of recycled aggregate concrete”, Frontiers of Structural and Civil

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1504-1506 doi: 10.1007/s11709-021-0782-0

Abstract: A methodology to compute the CO2 uptake of recycled aggregate concrete is proposed in the
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Design of packing cup interference fit value of hypercompressors for low density polyethylene production

Da LEI,Xuehong LI,Yun LI,Xiwen REN

Frontiers in Energy 2019, Volume 13, Issue 1,   Pages 107-113 doi: 10.1007/s11708-017-0450-1

Abstract: The hypercompressor is one of the core facilities in low density polyethylene production, with a discharge

Keywords： interference fit value     packing cup     hypercompressor     finite element method (FEM)    

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Recent development in low-constraint fracture toughness testing for structural integrity assessment of

Jidong KANG, James A. GIANETTO, William R. TYSON

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 4,   Pages 546-553 doi: 10.1007/s11465-018-0501-2

Abstract:

Fracture toughness measurement is an integral part of structural integrity assessment of pipelinessingle-edge-notched bend (SE(B)) specimen with a deep crack is recommended in many existing pipeline structuralLow-constraint toughness tests represent more realistic loading conditions for girth weld defects, andIn this review, we present recent developments in low-constraint fracture toughness testing, specificallyExamples are also given of the integration of fracture toughness data from SE(T) tests into structural

Keywords： fracture toughness     constraint effect     single-edge-notched tension test     pipeline     structural integrity assessment    

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Evaluation of the static and dynamic structural performance of segmental pre-stressed concrete box girder

Ali Fadhil NASER, Zonglin WANG

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 2,   Pages 164-177 doi: 10.1007/s11709-013-0196-8

Abstract: of this study are to explain the repairing and strengthening methods which are used to improve the structuralrepairing and strengthening include reconstruction the deck of the bridge by casting 10 cm layer of concrete

Keywords： structural performance     steel plates     external pre-stressing     cracks     grouting method     static    

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On the added value of multi-scale modeling of concrete

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 1,   Pages 1-23 doi: 10.1007/s11709-021-0790-0

Abstract: This review of the added value of multi-scale modeling of concrete is based on three representative examplesThe structural nature of the high-dynamic strength increase can be explained by using a multi-scale modelThe third example deals with multi-scale structural analysis of a real-scale test of a segmental tunnelit can be assessed by means of a comparison of the results from three sources, namely, multi-scale structuralanalysis, conventional structural analysis, and experiments.

Keywords： experiments     multi-scale analysis     conventional structural analysis     concrete     reinforced concrete    

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Crack detection for wading-concrete structures using water irrigation and electric heating

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3,   Pages 368-377 doi: 10.1007/s11709-022-0926-x

Abstract: Cracking in wading-concrete structures has a worse impact on structural safety compared with conventionalconcrete structures.accurate and timely monitoring of crack development plays a significant role in the safety of wading-concreteBased on this, a novel crack-identification method for underwater concrete structures is presented.A series of tests was conducted on a reinforced-concrete beam using this system.

Keywords： structural health monitoring     underwater concrete structure     fiber Bragg grating     crack detection     temperature    

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Performance evaluation of low-rise infilled reinforced concrete frames designed by considering local

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 686-703 doi: 10.1007/s11709-023-0937-2

Abstract: The interactions between reinforced concrete (RC) frames and infill walls play an important role in theseismic response of frames, particularly for low-rise frames.

Keywords： reinforced concrete frames     infill wall     seismic design method     shear failure     wall-frame interaction    

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Title Author Date Type Operation

Energy absorption potential of concrete floors containing secondary (shrinkage and temperature) reinforcements

K. S. SIVAKUMARAN,R. M. KOROL,Xiao FAN

Journal Article

An improved low-complexity sum-product decoding algorithm for low-density parity-check codes

Michaelraj Kingston ROBERTS,Ramesh JAYABALAN

Journal Article

the ammonia oxidation capacity of ammonia-oxidizing archaeon originated from wastewater: Utilizing low-density

Journal Article

A low-density polyethylene composite with phosphorus-nitrogen based flame retardant and multi-walled

Yong Luo, Yuhui Xie, Renjie Chen, Ruizhi Zheng, Hua Wu, Xinxin Sheng, Delong Xie, Yi Mei

Journal Article

Correlative investigation of copper/low-density polyethylene nanocomposite on the endometrial angiogenesis

LI Jianxiong, LIU Zilong, DUAN Yonggang, YU Jing, ZHU Changhong, LI Shuang, XIE Changsheng

Journal Article

Performance of inverse fluidized bed bioreactor in treating starch wastewater

M. RAJASIMMAN, C. KARTHIKEYAN

Journal Article

Shear assessment of compression flanges of structural concrete T-beams

Bj?rn SCHüTTE,Viktor SIGRIST

Journal Article

Material Mechanical Properties Necessary for the Structural Intervention of Concrete Structures

Tamon Ueda

Journal Article

Comments on “Prediction on CO uptake of recycled aggregate concrete”, Frontiers of Structural and Civil

Journal Article

Design of packing cup interference fit value of hypercompressors for low density polyethylene production

Da LEI,Xuehong LI,Yun LI,Xiwen REN

Journal Article

Recent development in low-constraint fracture toughness testing for structural integrity assessment of

Jidong KANG, James A. GIANETTO, William R. TYSON

Journal Article

Evaluation of the static and dynamic structural performance of segmental pre-stressed concrete box girder

Ali Fadhil NASER, Zonglin WANG

Journal Article

On the added value of multi-scale modeling of concrete

Journal Article

Crack detection for wading-concrete structures using water irrigation and electric heating

Journal Article

Performance evaluation of low-rise infilled reinforced concrete frames designed by considering local

Journal Article