第 1 到 105 筆結果,共 105 筆。

公開日期標題作者來源出版物scopusWOS全文
12024Facile preparation of environmental benign LED white light active humic acid nanolayer coated titanium dioxide photocatalyst for bisphenol A degradationTan, Kok-Hou; YANG-HSIN SHIH ; Chen, Wen-LingChemosphere
22023The thermal degradation and soil recovery of thermal treatment of field-weathered decabrominated diphenyl ether-contaminated soilLiu, Jennifer Ia Wen Wen; Lin, Yu-Jie; Ko, Chi-Fong; Ding, Jiann-Yuan; YANG-HSIN SHIH Chemosphere00
32023Degradation of Pentachlorophenol by CTAB-Modified Ni/Fe Bimetallic Nanoparticles in the Soil SolutionLin, Feng Yi; Lien, Hsing Lung; Kuo, Dave Ta Fu; Wang, Kai; YANG-HSIN SHIH ACS ES and T Engineering
42022A metagenomics study of hexabromocyclododecane degradation with a soil microbial communityLi, Yi-Jie; Chuang, Chia-Hsien; Cheng, Wen-Chih; Chen, Shu-Hwa; WEN-LING CHEN ; Lin, Yu-Jie; Lin, Chung-Yen; YANG-HSIN SHIH Journal of Hazardous Materials1111
52022Effective photocatalytic degradation of sulfamethoxazole using tunable CaCu3Ti4O7 perovskiteEn Lien; Rama Shanker Sahu; WEN-LING CHEN ; YANG-HSIN SHIH Chemosphere22
62022Rapid debromination of tetrabromobisphenol A by Cu/Fe bimetallic nanoparticles in water, its mechanisms, and genotoxicity after treatmentsKuo C.-S; TA FU DAVE KUO ; Chang A; Wang K; Chou P.-H; YANG-HSIN SHIH Journal of Hazardous Materials1611
72022Thermal treatment of decabrominated diphenyl ether in its highly contaminated soil in TaiwanKo C.-F; Yang Y.-C; Wen Liu J.I.W; YANG-HSIN SHIH Chemosphere63
82022Influence of aqueous chloride and bromide ions on bisphenol A degradation efficiency with zinc oxide nanoparticlesYang Y.-C; Sahu R.S; YANG-HSIN SHIH Sustainable Environment Research
92021The degradation mechanisms of Rhodopseudomonas palustris toward hexabromocyclododecane by time-course transcriptome analysisLi, Yi Jie; REUBEN WANG ; Lin, Chung Yen; Chen, Shu Hwa; Chuang, Chia Hsien; Chou, Tzu Ho; Ko, Chi Fang; Chou, Pei Hsin; Liu, Chi Te; YANG-HSIN SHIH ; CHI-TE LIU Chemical Engineering Journal1511
102021Synthesis, Stability, and Cytotoxicity of Novel Cerium Oxide Nanoparticles for Biomedical ApplicationsLin, Y.-H.; LI-JIUAN SHEN ; Chou, T.-H.; YANG-HSIN SHIH Journal of Cluster Science1211
112021The Interference of Medium on Gas Chromatographic Analysis of Diesel in Microbial Degradation and its Elimination [培養基質對微生物降解柴油氣相層析分析之千擾與消除]Ko C.-F; Su C.-S; Huang Y.-J; YANG-HSIN SHIH Taiwanese Journal of Agricultural Chemistry and Food Science00
122021New insights of metal free 2D graphitic carbon nitride for photocatalytic degradation of bisphenol ARama Shanker Sahu; YANG-HSIN SHIH ; WEN-LING CHEN Journal of Hazardous Materials7867
132021Processes driving the degradation of polybrominated diphenyl ethers in terrestrial environmentSahu R.S; Peng Y.-H; Ko C.-F; Chou T.-H; Catherine H.N; Yang C.-Y; Tso C.-P; Su Y.-F; YANG-HSIN SHIH Trends in Environmental Analytical Chemistry
142021The removal mechanism of hexabromocyclododecane in three fungiChou T.-H; Ko C.-F; Li Y.-J; YANG-HSIN SHIH Taiwanese Journal of Agricultural Chemistry and Food Science
152021Efficient hexabromocyclododecane-biodegrading microorganisms isolated in TaiwanChou T.-H; Li Y.-J; Ko C.-F; Wu T.-Y; YANG-HSIN SHIH Chemosphere7
162021Magnetic Fe3O4@TiO2nanocomposites to degrade bisphenol A, one emerging contaminant, under visible and long wavelength UV light irradiationChu A.-C; Sahu R.S; Chou T.-H; YANG-HSIN SHIH Journal of Environmental Chemical Engineering
172021Novel metal-free in-plane functionalized graphitic carbon nitride with graphene quantum dots for effective photodegradation of 4-bromophenolShanker Sahu R; Dubey A; YANG-HSIN SHIH Carbon
182020Controlled polyethylene glycol and activated carbon interaction with nanoscale zerovalent iron for trichloroethylene degradationSahu R.S; Cheng Y.-L; Su Y.-F; YANG-HSIN SHIH Journal of the Taiwan Institute of Chemical Engineers
192020Aerobic degradation and the effect of hexabromocyclododecane by soil microbial communities in TaiwanLi, Y.-J.; Li, M.-H. ; YANG-HSIN SHIH Environmental International129
202020Biodegradation of hexabromocyclododecane by Rhodopseudomonas palustris YSC3 strain: A free-living nitrogen-fixing bacterium isolated in TaiwanChang, T.-H.; REUBEN WANG ; Peng, Y.-H.; Chou, T.-H.; Li, Y.-J.; YANG-HSIN SHIH Chemosphere2317
212020Meta-analysis on penconazole sorption to soils – Modeling variability of KOC and nonlinear isotherm parametersTA FU DAVE KUO ; YANG-HSIN SHIH Geoderma2
222020Removal of hexabromocyclododecane by carboxymethyl cellulose stabilized Fe and Ni/Fe bimetallic nanoparticles: The particle stability and reactivity in waterTso, C.-P.; TA FU DAVE KUO ; YANG-HSIN SHIH Chemosphere1815
232019Chemical reduction-aided zerovalent copper nanoparticles for 2,4-dichlorophenol removalChang P.-H.; Chou T.-H.; Sahu R.S.; YANG-HSIN SHIH Applied Nanoscience
242019Temporal and spatial surveys of polybromodiphenyl ethers (PBDEs) contamination of soil near a factory using PBDEs in northern TaiwanChou T.-H.; Ou M.-H.; Wu T.-Y.; Chen D.-Y.; YANG-HSIN SHIH Chemosphere
252019Reductive debromination of tetrabromobisphenol A by tailored carbon nitride Fe/Cu nanocomposites under an oxic conditionSahu R.S.; YANG-HSIN SHIH Chemical Engineering Journal
262019Using high-throughput transcriptome sequencing to investigate the biotransformation mechanism of hexabromocyclododecane with Rhodopseudomonas palustris in waterREUBEN WANG ; YANG-HSIN SHIH ; Chou, Tzu Ho; Lo, Kai Jiun; CHI-TE LIU ; Wang, ReubenScience of the Total Environment1614
272018Synthesis and application of magnetic iron oxide nanoparticles on the removal of Reactive Black 5: Reaction mechanism, temperature and pH effectsChang M.; YANG-HSIN SHIH Journal of Environmental Management
282018The effect of zerovalent iron on the microbial degradation of hexabromocyclododecanePeng Y.-H.; Chen Y.-J.; Chang M.; YANG-HSIN SHIH Chemosphere
292018Effect of carboxylic acids on the properties of zerovalent iron toward adsorption and degradation of trichloroethyleneTso C.-P.; YANG-HSIN SHIH Journal of Environmental Management
302018Synthesis of Cu loading magnetic Fe 3 O 4 @TiO 2 and its removal of the organic pollutants under the irradiation of UVA and visible lightChu A.-C.; Chou T.-H.; YANG-HSIN SHIH Taiwanese Journal of Agricultural Chemistry and Food Science
312018Translocation of polybrominated diphenyl ethers from field-contaminated soils to an edible plantYang C.-Y.; Wu S.C.; Lee C.-C.; YANG-HSIN SHIH Journal of Hazardous Materials
322018Adsorption mechanism of emerging and conventional phenolic compounds on graphene oxide nanoflakes in waterCatherine H.N.; Ou M.-H.; Manu B.; YANG-HSIN SHIH Science of the Total Environment
332018Sorption of organic compounds to two diesel soot black carbons in water evaluated by liquid chromatography and polyparameter linear solvation energy relationshipSu P.-H.; TA FU DAVE KUO ; YANG-HSIN SHIH ; Chen C.-Y.Water Research
342018合成有磁性含銅Fe_3O_4@TiO_2及其對於有機汙染物於長波長紫外光及可見光光照下之移除諸安均(An-Chun Chu); 周子禾(Tzu-Ho Chou); 施養信(Yang-Hsin Shih) 臺灣農業化學與食品科學
352018Synthesis and characterization of stabilized oxygen-releasing CaO2 nanoparticles for bioremediationYeh C.-S.; REUBEN WANG ; Chang W.-C.; YANG-HSIN SHIH Journal of Environmental Management2928
362017The influence of carboxymethylcellulose (CMC) on the reactivity of Fe NPs toward decabrominated diphenyl ether: The Ni doping, temperature, pH, and anion effectsTso C.-P.; YANG-HSIN SHIH Journal of Hazardous Materials
372017Dye-sensitized TiO2-catalyzed photodegradation of sulfamethoxazole under blue or yellow lightLu N.; Yeh Y.-P.; Wang G.-B.; Feng T.-Y.; YANG-HSIN SHIH ; Chen D.Environmental Science and Pollution Research
382017Partition uptake of a brominated diphenyl ether by the edible plant root of white radish (Raphanus sativus L.)Yang C.-Y.; Chang M.-L.; Wu S.C.; YANG-HSIN SHIH Environmental Pollution
392017Enhanced photocatalytic degradation of atrazine by platinized titanium dioxide under 352 nm irradiationChen S.-M.; Lu N.; Chen J.-Y.; Yang C.-Y.; Yeh Y.-P.; Feng T.-Y.; YANG-HSIN SHIH ; Kokulnathan T.; Chen D.Water Science and Technology
402017Preface: Environmental nanotechnolLien H.-L.; YANG-HSIN SHIH ; Yan W.; Ok Y.S.Journal of Hazardous Materials
412017Influence of water chemistry on the environmental behaviors of commercial ZnO nanoparticles in various water and wastewater samplesPeng Y.-H.; Tsai Y.-C.; Hsiung C.-E.; Lin Y.-H.; YANG-HSIN SHIH Journal of Hazardous Materials
422017Linear free energy relationships for the adsorption of volatile organic compounds onto multiwalled carbon nanotubes at different relative humidities: comparison with organoclays and activated carbonLi M.-S.; Wang R.; TA FU DAVE KUO ; YANG-HSIN SHIH Environmental science: Processes & impacts
432017Comparison of three analytical methods to measure the size of silver nanoparticles in real environmental water and wastewater samplesChang Y.-J.; YANG-HSIN SHIH ; Su C.-H.; Ho H.-C.Journal of Hazardous Materials
442016Effects of water chemistry on the destabilization and sedimentation of commercial TiO2 nanoparticles: Role of double-layer compression and charge neutralizationHsiung, Chia-En; Lien, Hsing-Lung; Galliano, Alex; er Edward; Yeh, Chia-Shen; YANG-HSIN SHIH Chemosphere
452016Special issue on thermodynamics and kinetics of emerging contaminants in the environmentShih Y.-H. ; Lien H.-L.; Yan W.; Ok, Yong SikChemosphere33
462016Concurrent oxidation and reduction of pentachlorophenol by bimetallic zerovalent Pd/Fe nanoparticles in an oxic waterYANG-HSIN SHIH ; Chen, M. Y.; Su, Y. F.; Tso, C. P.Journal of Hazardous Materials
472016Short-chain organic acids increase the reactivity of zerovalent iron nanoparticles toward polychlorinated aromatic pollutantsOu, Y. H.; Wei, C. Y.; YANG-HSIN SHIH Chemical Engineering Journal
482016Competitive sorption of bisphenol A and phenol in soils and the contribution of black carbonOu Y.-H.; Chang Y.-J.; Lin F.-Y.; Chang M.-L.; Yang C.-Y.; YANG-HSIN SHIH Ecological Engineering
492016Adsorption of volatile organic vapors by activated carbon derived from rice husk under various humidity conditions and its statistical evaluation by linear solvation energy relationshipsLi M.-S.; Wu S.C.; Peng Y.-H.; YANG-HSIN SHIH Separation and Purification Technology
502016Photoelectrocatalytic degradation of the antibiotic sulfamethoxazole using TiO2/Ti photoanodeSu Y.-F.; Wang G.-B.; TA FU DAVE KUO ; Chang M.-L.; YANG-HSIN SHIH Applied Catalysis B: Environmental
512016Characterization of volatile organic compound adsorption on multiwall carbon nanotubes under different levels of relative humidity using linear solvation energy relationshipLi M.-S.; Wu S.C.; YANG-HSIN SHIH Journal of Hazardous Materials
522016Sorption equilibrium of emerging and traditional organic contaminants in leafy rape, Chinese mustard, lettuce and Chinese cabbageYang C.-Y.; Chang M.-L.; Wu S.C.; YANG-HSIN SHIH Chemosphere
532015Biodegradation of bisphenol A with diverse microorganisms from river sedimentPeng, Y. H.; Chen, Y. J.; Chang, Y. J.; YANG-HSIN SHIH Journal of Hazardous Materials
542015The effect of electrolytes on the aggregation kinetics of three different ZnO nanoparticles in waterPeng, Y. H.; Tso, C. P.; Tsai, Y. C.; Zhuang, C. M.; YANG-HSIN SHIH Science of the Total Environment
552015The reactivity of well-dispersed zerovalent iron nanoparticles toward pentachlorophenol in waterTso, C. P.; YANG-HSIN SHIH Water Research
562015Amphiphilic compounds enhance the dechlorination of pentachlorophenol with Ni/Fe bimetallic nanoparticlesLin, C. H.; YANG-HSIN SHIH ; MacFarlane, J.Chemical Engineering Journal
572014Degradation of polyurethane by bacterium isolated from soil and assessment of polyurethanolytic activity of a Pseudomonas putida strainPeng Y.-H.; YANG-HSIN SHIH ; Lai Y.-C.; Liu Y.-Z.; Liu Y.-T.; NAI-CHUN LIN Environmental Science and Pollution Research5344
582014An innovative method to quickly and simply prepare TiO2 nanorod arrays and improve their performance in photo water splittingSu, Yuh-fan; Lee, Mong-chieh; Wang, Guan-bo; YANG-HSIN SHIH Chemical Engineering Journal
592014Effect of geochemical properties on degradation of trichloroethylene by stabilized zerovalent iron nanoparticle with Na-acrylic copolymerChen, Meng-yi; Su, Yuh-fan; YANG-HSIN SHIH Journal of Environmental Management
602014The transformation of hexabromocyclododecane using zerovalent iron nanoparticle aggregatesTso, C. P.; YANG-HSIN SHIH Journal of Hazardous Materials
612013Adsorption and Reduction of Some Aromatic Contaminants with Nanoscale Zerovalent Irons and Further TreatmentsSu, Yuh-fan; Tso, Chih-ping; Peng, Yu-Huei; YANG-HSIN SHIH Interactions of Nanomaterials with Emerging Environmental Contaminants
622013Removal of trichloroethylene by zerovalent iron/activated carbon derived from agricultural wastesSu, Yuh-fan; Cheng, Yu-ling; YANG-HSIN SHIH Journal of Environmental Management
632013Sorption of selected aromatic compounds by vegetablesChang, Meei-ling; Wang, Ming-jia; TA FU DAVE KUO ; YANG-HSIN SHIH Ecological Engineering
642013Adsorption and sequential degradation of polybrominated diphenyl ethers with zerovalent ironPeng, Y. H.; Chen, M. K.; YANG-HSIN SHIH Journal of Hazardous Materials
652013Adsorption and reduction of some aromatic contaminants with nanoscale zerovalent irons and further treatmentsSu Y.-F.; Tso C.-P.; Peng Y.-H.; YANG-HSIN SHIH ACS Symposium Series
662012Sorption interactions of volatile organic compounds with organoclays under different humidities by using linear solvation energy relationshipsPeng, Y. H.; Chou, S. M.; YANG-HSIN SHIH Adsorption-Journal of the International Adsorption Society
672012The effect of inorganic ions on the aggregation kinetics of lab-made TiO2 nanoparticles in waterYANG-HSIN SHIH ; Zhuang, C. M.; Peng, Y. H.; Lin, C. H.; Tseng, Y. M.Science of the Total Environment
682012Distinctive sorption mechanisms of 4-chlorophenol with black carbons as elucidated by different pHYANG-HSIN SHIH ; Su, Y. F.; Ho, R. Y.; Su, P. H.; Yang, C. Y.Science of the Total Environment
692012The effect of electrolytes on the aggregation kinetics of titanium dioxide nanoparticle aggregatesYANG-HSIN SHIH ; Zhuang, C. M.; Tso, C. P.; Lin, C. H.Journal of Nanoparticle Research
702012Fast Decolorization of Azo-Dye Congo Red with Zerovalent Iron Nanoparticles and Sequential Mineralization with a Fenton ReactionYANG-HSIN SHIH ; Tso, C. P.Environmental Engineering Science
712012The effect of cations on the aggregation of commercial ZnO nanoparticle suspensionLiu, W. S.; Peng, Y. H.; Shiung, C. E.; YANG-HSIN SHIH Journal of Nanoparticle Research
722012Aggregation of stabilized TiO2 nanoparticle suspensions in the presence of inorganic ionsYANG-HSIN SHIH ; Liu, W. S.; Su, Y. F.Environmental Toxicology and Chemistry
732012Effect of particle size of titanium dioxide nanoparticle aggregates on the degradation of one azo dyeYANG-HSIN SHIH ; Lin, C. H.Environmental Science and Pollution Research
742012Effects of various ions on the dechlorination kinetics of hexachlorobenzene by nanoscale zero-valent ironSu, Y. F.; Hsu, C. Y.; YANG-HSIN SHIH Chemosphere
752012Microbial degradation of 4-monobrominated diphenyl ether with anaerobic sludgeYANG-HSIN SHIH ; Chou, H. L.; Peng, Y. H.Journal of Hazardous Materials
762012Sorption interactions of volatile organic compounds with organoclays under different humidities by using linear solvation energy relationshipsPeng Y.-H.; Chou S.-M.; YANG-HSIN SHIH Adsorption
772012Aggregation of stabilized TiO 2 nanoparticle suspensions in the presence of inorganic ionsYANG-HSIN SHIH ; Liu W.-S.; Su Y.-F.Environmental Toxicology and Chemistry
782012Synergistic effect of microscale zerovalent iron particles combined with anaerobic sludges on the degradation of decabromodiphenyl etherYANG-HSIN SHIH ; Chou, H. L.; Peng, Y. H.; Chang, C. Y.Bioresource Technology
792011Linear Solvation Energy Relationships Used To Evaluate Sorption Mechanisms of Volatile Organic Compounds with One Organomontmorillonite under Different HumiditiesYANG-HSIN SHIH ; Chou, S. M.; Peng, Y. H.; Shih, M.Journal of Chemical and Engineering Data
802011Reduction of hexachlorobenzene by nanoscale zero-valent iron: Kinetics, pH effect, and degradation mechanismYANG-HSIN SHIH ; Hsu, C. Y.; Su, Y. F.Separation and Purification Technology
812011Pentachlorophenol reduction by Pd/Fe bimetallic nanoparticles: Effects of copper, nickel, and ferric cationsYANG-HSIN SHIH ; Chen, M. Y.; Su, Y. F.Applied Catalysis B: Environmental
822010Rapid degradation of methyl orange with nanoscale zerovalent iron particlesYANG-HSIN SHIH ; Tso, C. P.; Tung, L. Y.Journal of Environmental Engineering and Management
832010Stability of metal oxide nanoparticles in aqueous solutionsTso, C. P.; Zhung, C. M.; YANG-HSIN SHIH ; Tseng, Y. M.; Wu, S. C.; Doong, R. A.Water Science and Technology
842010Effect of cations on degradation of pentachlorophenol by Pd/Fe bimetallic nanoparticlesYANG-HSIN SHIH ; Chen, M. Y.Sustainable Environment Research
852010Reaction of decabrominated diphenyl ether by zerovalent iron nanoplarticlesYANG-HSIN SHIH ; Tai, Y. T.Chemosphere
862010Microbial degradation of 4-monobrominated diphenyl ether in an aerobic sludge and the DGGE analysis of diversityChen C.-Y.; Wang C.-K.; YANG-HSIN SHIH Journal of Environmental Science and Health - Part B Pesticides, Food Contaminants, and Agricultural Wastes
872010Characterization of adsorption mechanisms of volatile organic compounds with montmorillonite at different levels of relative humidity via a linear solvation energy relationship approachYANG-HSIN SHIH ; Chou S.-M.Journal of Chemical and Engineering Data
882010Reaction of decabrominated diphenyl ether by zerovalent iron nanoparticlesYANG-HSIN SHIH ; Tai Y.-t.Chemosphere
892009Evaluating Activated Carbon-Water Sorption Coefficients of Organic Compounds Using a Linear Solvation Energy Relationship Approach and Sorbate Chemical ActivitiesYANG-HSIN SHIH ; Gschwend, P. M.Environmental Science & Technology
902009Dechlorination of hexachlorobenzene by using nanoscale Fe and nanoscale Pd/Fe bimetallic particlesYANG-HSIN SHIH ; Chen, Y. C.; Chen, M. Y.; Tai, Y. T.; Tso, C. P.Colloids and Surfaces a-Physicochemical and Engineering Aspects
912009Photolytic degradation of polybromodiphenyl ethers under UV-lamp and solar irradiationsYANG-HSIN SHIH ; Wang, C. K.Journal of Hazardous Materials
922008Adsorption of selected volatile organic vapors on multiwall carbon nanotubesYANG-HSIN SHIH ; Li, M. S.Journal of Hazardous Materials
932008Sorption kinetics and thermodynamics of trichloroethylene in humic acidYANG-HSIN SHIH Colloids and Surfaces a-Physicochemical and Engineering Aspects
942007Sorption of trichloroethylene in humic acid studied by experimental investigations and molecular dynamics simulationsYANG-HSIN SHIH Soil Science Society of America Journal
952007Linear solvation energy relationship applied to quantify the sorption role of selected volatile organic chemicals on carbon multiwall nanotubesLi M.-S.; YANG-HSIN SHIH ACS National Meeting Book of Abstracts
962006Sorption Kinetics of Toluene in Humic Acid: A Computational ApproachShih, Yang-Hsin ; Wu, Shian-Chee; Lin, Jyh-Shing; Lee, Lien-FengEnvironmental Toxicology and Chemistry 
972006Molecular dynamic simulations of the sorption of toluene in a dry humic acid model: A preliminary studyShih, Y.-H.; Lin, J.-S.; Wu, S.-C.; Lee, L.-F.; YANG-HSIN SHIH Colloids and Surfaces A: Physicochemical and Engineering Aspects
982006Adsorption coefficients of organic compounds to activated carbon from water: Can we understand the sorption isotherms and estimate these via linear solvation energy relationships?YANG-HSIN SHIH Abstracts of Papers of the American Chemical Society 0
992005Distinctive Sorption Mechanisms of Soil Organic Matter and Mineral Components as Elucidated by Organic Vapor Uptake KineticsShih, Yang-Hsin ; Wu, Shian-CheeEnvironmental Toxicology and Chemistry 
1002005Black carbon in the environment: How should we model its sorption of hydrophobic organic compounds?Gschwend, P. M.; Accardi-Dey, A.; Adams, R.; Flores, X.; Kuo, D.; Lohmann, R.; Ortega-Calvo, J. J.; YANG-HSIN SHIH Abstracts of Papers of the American Chemical Society
1012004Kinetics of Toluene Sorption and Desorption in Ca- and Cu- Montmorillonites Investigated with Fourier Transform Infrared Spectroscopy under Two Different Levels of HumidityShih, Yang-Hsin ; Wu, Shian-CheeEnvironmental Toxicology and Chemistry
1022004Kinetics of toluene sorption and desorption in Ca- and Cu-montmorillonites investigated with fourier transform infrared spectroscopy under two different levels of humidityYANG-HSIN SHIH Environmental Toxicology and Chemistry
1032002Sorption kinetics of selected volatile organic compounds in huminYANG-HSIN SHIH Environmental Toxicology and Chemistry130
1042002Sorption kinetics of toluene in humin under two different levels of relative humidityYANG-HSIN SHIH Journal of Environmental Quality25
1052001Slow sorption and desorption kinetics of volatile organic contaminants in soil.YANG-HSIN SHIH ; Wu, S. C.Abstracts of Papers of the American Chemical Society