Explanipedia

Highly effective lead removal by novel alkaline biochar prepared by pyrolysis of woody biomass impregnated with low-level NaOH Open

Qiangu Yan, Neda Arabzadeh Nosratabad, Xiangwei Du, Timothy Ketelboeter, Caixia Wan , et al. · 2025

Effects of Hot Isostatic Pressing on Microstructure and Mechanical Properties of Selective Laser Melted Al-Mg-Mn-Sc-Zr Alloy Open

Rulong Ma, Chaoqun Peng, Richu Wang, Zhiyong Cai · 2025

Enhancing the Mechanical and Tribological Properties of Mo-Cu Composites Via Three-Dimensional Hierarchical Micro/Nano Heterostructures Induced by Al Doping Open

Zhuo Zhuang, Zongbo Li, Long Xiao, Yan Feng, Richu Wang , et al. · 2025

Exploring nanomaterial-modified biochar for environmental remediation applications Open

Neda Arabzadeh Nosratabad, Qiangu Yan, Zhiyong Cai, Caixia Wan · 2024

The Novel Applications of Bionic Design Based on the Natural Structural Characteristics of Bamboo Open

Siyang Ji, Qunying Mou, Ting Li, Xiazhen Li, Zhiyong Cai , et al. · 2024

The unique composite gradient structure of bamboo has made it widely recognized as an extremely efficient natural structure and material, endowing it with exceptional flexibility and resilience. This enabled bamboo to withstand the forces …

Cellulose Membranes: Synthesis and Applications for Water and Gas Separation and Purification Open

Jinwu Wang, Syed Comail Abbas, Ling Li, Colleen C. Walker, Yonghao Ni , et al. · 2024

Membranes are a selective barrier that allows certain species (molecules and ions) to pass through while blocking others. Some rely on size exclusion, where larger molecules get stuck while smaller ones permeate through. Others use differe…

Cellulose Membranes: Synthesis and Applications for Water and Gas Separation and Purification Open

Jinwu Wang, Syed Comail Abbas, Ling Li, Colleen C. Walker, Yonghao Ni , et al. · 2024

Membranes are a selective barrier that allows certain species (molecules and ions) to pass through while blocking others. Some rely on size exclusion, where larger molecules get stuck while smaller ones permeate through. Others use differe…

Influence of cooling rate on the corrosion behavior of Al–Zn–In–Mg–Ag sacrificial anode Open

Yasi Zhang, Richu Wang, Chaoqun Peng, Yusi Chen, Xiaofeng Wang , et al. · 2024

The cooling curves of the Al–Zn–In–Mg–Ag alloys in copper mold, iron mold, and 400 °C-preheated iron mold cast were simulated and three solidification rates were calculated to be 7.05 °C/s, 0.76 °C/s, and 0.28 °C/s. The effects of cooling …

Upgrading Lignin into Graphene‐Based Materials: State of the Art and Perspectives Open

Hanwen Zhang, Qiangu Yan, Yucheng Peng, Zhiyong Cai, Caixia Wan · 2024

Lignin is a promising precursor to produce graphene materials due to its high carbon and aromatic contents. Upgrading lignin into graphene materials has gained significant interests as it offers a cost‐effective and sustainable route to pr…

Facile Fabrication of Mechanically Strong Rigid Lignofoams with Open-Cell Structures for Thermal Insulation Materials Open

Qiangu Yan, Timothy Ketelboeter, Craig Clemons, Liu Liu, Caixia Wan , et al. · 2024

Facile Fabrication of Mechanically Strong Rigid Lignofoams with Open-Cell Structures for Thermal Insulation Materials Open

Qiangu Yan, Timothy Ketelboeter, Craig Clemons, Liu Liu, Caixia Wan , et al. · 2024

Tuning thermal and graphitization behaviors of lignin <i>via</i> complexation with transition metal ions for the synthesis of multilayer graphene-based materials Open

Qiangu Yan, Hanwen Zhang, Timothy Ketelboeter, Yucheng Peng, Caixia Wan , et al. · 2024

Transition metals affect thermal stabilization and graphitization of kraft lignin and further determine morphology and graphitic structures of multilayer graphene-based materials.

Cover Feature: Sodium‐Dictated Free‐Standing Lignin‐Carbon Electrode towards Ultrahigh Capacitance (Batteries & Supercaps 9/2023) Open

Manish Neupane, Qiangu Yan, Rui He, Rihab Masmoudi, Yifeng Liu , et al. · 2023

The Cover Feature illustrates valorization of biowaste lignin into free-standing porous carbon block coupled with alkali metals for supercapacitors to satisfy the societal need for energy. More information can be found in the Research Arti…

Sodium‐Dictated Free‐Standing Lignin‐Carbon Electrode towards Ultrahigh Capacitance Open

Manish Neupane, Qiangu Yan, Rui He, Rihab Masmoudi, Yifeng Liu , et al. · 2023

Lignin is a waste product in the paper industry and lignocellulosic biorefineries, in addition to being the second most abundant renewable biopolymer on Earth. Valorization of useless lignin into high value‐added advanced materials not onl…

Flexible Lumped Microwave Passive Components and Filters on Cellulose Nanofibril Substrates Open

Shuoyang Qiu, Huilong Zhang, Qiangu Yan, L.P.B. Katehi, Shaoqin Gong , et al. · 2022

Cellulose nanofibril (CNF) substrates that are inexpensive, biodegradable, and quickly incinerable, are potential substrates for disposable RF applications. In this paper, high-performance flexible microwave lumped elements and filters fab…

A Study of the Key Factors on Production of Graphene Materials from Fe-Lignin Nanocomposites through a Molecular Cracking and Welding (MCW) Method Open

Qiangu Yan, Timothy Ketelboeter, Zhiyong Cai · 2021

In this work, few-layer graphene materials were produced from Fe-lignin nanocomposites through a molecular cracking and welding (MCW) method. MCW process is a low-cost, scalable technique to fabricate few-layer graphene materials. It invol…

Towards a cellulose-based society: opportunities and challenges Open

Jinwu Wang, Lu Wang, Douglas J. Gardner, Stephen M. Shaler, Zhiyong Cai · 2021

The current materials predominately come from fossil feedstocks and minerals. The pressures from climate change and plastic pollution challenge us to develop a bioeconomy, replacing petroleum-based products with bio-based and biodegradable…

Fabrication and characterization of carbon foams using 100% Kraft lignin Open

Qiangu Yan, Rachel A. Arango, Jinghao Li, Zhiyong Cai · 2021

Fabrication and Testing of Carbon Foams by Kraft Lignin Open

Qiangu Yan, Rachel A. Arango, Jinghao Li, Zhiyong Cai · 2021

Pt-Promoted Tungsten Carbide Nanostructures on Mesoporous Pinewood-Derived Activated Carbon for Catalytic Oxidation of Formaldehyde at Low Temperatures Open

Qiangu Yan, Zhiyong Cai · 2020

Tungsten carbide (WC) nanostructures were prepared by carbothermal reduction (CR) of tungsten-impregnated pinewood-derived activated carbon (AC) at 1000 °C under an inert atmosphere. Brunauer-Emmet-Teller (BET) surface area, pore structure…

Heterogeneously integrated flexible microwave amplifiers on a cellulose nanofibril substrate Open

Huilong Zhang, Jinghao Li, Dong Liu, Seunghwan Min, Tzu‐Hsuan Chang , et al. · 2020

Thermal stability of metal-lignin composites prepared by coprecipitation method Open

Qiangu Yan, Charles R. Boardman, Zhiyong Cai · 2020

In present work, Fe-lignin composites were prepared by chemical coprecipitation of metal salts and kraft lignin; the thermal stability of the Fe-lignin mixture was then investigated at temperatures up to 300 °C using thermogravimetric anal…

Effect of Solvents on Fe–Lignin Precursors for Production Graphene-Based Nanostructures Open

Qiangu Yan, Zhiyong Cai · 2020

Kraft lignin was catalytically graphitized to graphene-based nanostructures at high temperature under non-oxidative atmospheres. To obtain the best catalytic performance, a uniform catalyst–lignin mixture must be made by bonding transition…

Efficient Conversion of Lignin Waste to High Value Bio-Graphene Oxide Nanomaterials Open

Jinghao Li, Qiangu Yan, Xuefeng Zhang, Jilei Zhang, Zhiyong Cai · 2019

Lignin graphene oxide was oxidized after Kraft lignin was graphitized by thermal catalytic conversion. The reduced lignin graphene oxide was derived from lignin graphene oxide through thermal reduction treatment. These Kraft lignin, lignin…

Mass production of graphene materials from solid carbon sources using a molecular cracking and welding method Open

Qiangu Yan, Jinghao Li, Xuefeng Zhang, Jilei Zhang, Zhiyong Cai · 2019

A novel process is developed for high-volume production of low-cost graphene materials from any solid carbon resources, especially biomass sources.

Synthetic Bio-Graphene Based Nanomaterials through Different Iron Catalysts Open

Qiangu Yan, Jinghao Li, Xuefeng Zhang, Jilei Zhang, Zhiyong Cai · 2018

Kraft lignin was catalytically graphitized to graphene-based nanostructures at 1000 °C under argon atmosphere with four iron catalysts, iron(III) nitrate (Fe-N); iron(II) chloride (Fe-Cl2); iron(III) chloride (Fe-Cl3); and iron(II) sulfate…

Thermal Decomposition of Kraft Lignin under Gas Atmospheres of Argon, Hydrogen, and Carbon Dioxide Open

Qiangu Yan, Jinghao Li, Jilei Zhang, Zhiyong Cai · 2018

The behaviors of thermal decomposition of kraft lignin under three different gases (Ar, CO2, or H2) were analyzed and compared using a temperature-programmed decomposition-mass spectrometry (TPD-MS) system. Experimental results indicated t…

Organic Phototransistors: Flexible and Transparent Organic Phototransistors on Biodegradable Cellulose Nanofibrillated Fiber Substrates (Advanced Optical Materials 9/2018) Open

Junsu Park, Jung‐Hun Seo, Seung‐Won Yeom, Chunhua Yao, Vina W. Yang , et al. · 2018

In article number 1701140 by Young Min Jhon, Byeong-Kwon Ju and co-workers, biodegradable, flexible and transparent organic phototransistors that can detect visible light are demonstrated on a cellulose nanofibril substrate derived from wo…

Carbon-Based Nanomaterials from Biopolymer Lignin via Catalytic Thermal Treatment at 700 to 1000 °C Open

Xuefeng Zhang, Qiangu Yan, Jinghao Li, I‐Wei Chu, Hossein Toghiani , et al. · 2018

We report the preparation of carbon-based nanomaterials from biopolymer kraft lignin via an iron catalytic thermal treatment process. Both the carbonaceous gases and amorphous carbon (AC) from lignin thermal decomposition were found to hav…

Effects of Physical and Chemical States of Iron-Based Catalysts on Formation of Carbon-Encapsulated Iron Nanoparticles from Kraft Lignin Open

Xuefeng Zhang, Qiangu Yan, Jinghao Li, Jilei Zhang, Zhiyong Cai · 2018

Effects of physical and chemical states of iron-based catalysts on the formation of carbon-encapsulated iron nanoparticles (CEINs) synthesized thermally from kraft lignin were investigated. Experimental results indicated that if solution-b…

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