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| 1 | A techno-economic and life cycle assessment for the production of green methanol from CO_(2): catalyst and process bottlenecks显示文摘The success of catalytic schemes for the large-scale valorization of CO_(2) does not only depend on the development of active,selective and stable catalytic materials but also on the overall process design.Here we present a multidisciplinary study(from catalyst to plant and techno-economic/lifecycle analysis)for the production of green methanol from renewable H2 and CO_(2).We combine an in-depth kinetic analysis of one of the most promising recently reported methanol-synthesis catalysts(InCo)with a thorough process simulation and techno-economic assessment.We then perform a life cycle assessment of the simulated process to gauge the real environmental impact of green methanol production from CO_(2).Our results indicate that up to 1.75 ton of CO_(2) can be abated per ton of produced methanol only if renewable energy is used to run the process,while the sensitivity analysis suggest that either rock-bottom H2 prices(1.5$kg1)or severe CO_(2) taxation(300$per ton)are needed for a profitable methanol plant.Besides,we herein highlight and analyze some critical bottlenecks of the process.Especial attention has been paid to the contribution of H2 to the overall plant costs,CH4 trace formation,and purity and costs of raw gases.In addition to providing important information for policy makers and industrialists,directions for catalyst(and therefore process)improvements are outlined. | Tomas Cordero-Lanzac Adrian Ramirez Alberto Navajas Lieven Gevers Sirio Brunialti Luis MGandía Andrés T.Aguayo S.Mani Sarathy Jorge Gascon | 2022 | Journal of Energy Chemistry2022,31,5: | 3 |
| 2 | Capsule endoscopy capture rate: Has 4 frames-per-second any impact over 2frames-per-second?显示文摘AIM: To compare the current capsule and a new prototype at 2 and 4 frames-per-second, respectively, in terms of clinical and therapeutic impact. METHODS: One hundred patients with an indication for capsule endoscopy were included in the study. All procedures were performed with the new device(SB24). After an exhaustive evaluation of the SB24 videos, they were then converted to 'SB2-like' videos for their evaluation. Findings, frames per finding, and clinical and therapeutic impact derived from video visualization were analyzed. Kappa index for interobserver agreement and χ2 and Student's t tests for qualitative/quantitative variables, respectively, were used. Values of P under 0.05 were considered statistically significant.RESULTS: Eighty-nine out of 100 cases included in the study were ultimately included in the analysis. The SB24 videos detected the anatomical landmarks(Zline and duodenal papilla) and lesions in more patients than the 'SB2-like' videos. On the other hand, the SB24 videos detected more frames per landmark/lesion than the 'SB2-like' videos. However, these differences were not statistically significant(P > 0.05). Both clinical and therapeutic impacts were similar between SB24 and 'SB2-like' videos(K = 0.954). The time spent by readers was significantly higher for SB24 videos visualization(P < 0.05) than for 'SB2-like' videos when all images captured by the capsule were considered. However, these differences become non-significant if we only take into account small bowel images(P > 0.05).CONCLUSION: More frames-per-second detect more landmarks, lesions, and frames per landmark/lesion, but is time consuming and has a very low impact on clinical and therapeutic management. | Ignacio Fernandez-Urien Cristina Carretero Erika Borobio Ana Borda Emilio Estevez Sara Galter Begoa Gonzalez-Suarez Benito Gonzalez Marisol Lujan Jose Luis Martinez Vanessa Martínez Pedro Menchén Javier Navajas Vicente Pons Cesar Prieto Julio Valle | 2014 | World Journal of Gastroenterology2014,20,39: | 2 |
| 3 | The Serotonin Transporter Polymorphism rs25531 Is Associated with Irritable Bowel Syndrome显示文摘 | Ruth Kohen Monica E. Jarrett Kevin C. Cain Sang-Eun Jun Grace P. Navaja Sarah Symonds Margaret M. Heitkemper | 2009 | Digestive Diseases and Sciences2009,,12: | 2 |
| 4 | Protective effect of Bifidobacterium pseudocatenulatum CECT 7765 against induced bacterial antigen translocation in experimental cirrhosis显示文摘 | Alba Moratalla Isabel Gómez‐Hurtado Arlette Santacruz ángela Moya Gloria Peiró Pedro Zapater José M. González‐Navajas Paula Giménez José Such Yolanda Sanz Rubén Francés | 2014 | Liver Int2014,,6: | 2 |
| 5 | Effecl of added citrus fibre and spice essential oils on quality characteristics and shelf- life of mortadella 显示文摘 | Viuda- nartos M Ruiz- Navajas Y Fernrndez- Lopez J | 2010 | Meat Science2010,85,3: | 1 |
| 6 | Effect of adding citrus waste water,thyme and oregano essential oil on the chemical, physical and sensory characteristics of a i bologna sausage 显示文摘 | Viuda- Martos M Ruiz- Navajas Y Fernondez- Lopez J et al | 2009 | Innovative Food Science & Emerging Technologies2009,10,4: | 1 |
| 7 | On-line application of visible and near infrared reflectance spectroscopy to predict chemical-physical and sensory characteristics of beef quality显示文摘 | Prieto N Ross D W Navajas E A | 2009 | Meat Science2009,83,1: | 1 |
| 8 | Chromatograpy of progesterone and its major metabolities in rat plasma using microbore high-performance liquid chromatograpy columns with conventional injection and detection systems显示文摘 | Navajas R | 1987 | J Chromatogr1987,385,: | 1 |
| 9 | The application of molecular markers in the study of diversity in acarology: a review显示文摘 | Navajas M Fenton B | 2000 | Experimental and applied acarology2000,24,10: | 1 |
| 10 | The Application of Molecular Markers in the Study of Diversity in Acarology:A Review 显示文摘 | NAVAJAS M FENTON B | 2000 | Exp Appl Acarol2000,24,5: | 1 |
| 11 | A review of the development and use video image analysis for beef carcass evaluation as an alternative to the current ETROP system and other subjective systems显示文摘 | CRAIGIE C R NAVAJAS E A PURCHAS R W | 2012 | Meat Science2012,92,4: | 1 |
| 12 | Se- quence Variation of Ribosomal Internal Transcribed Spacers (ITS) in Commercially Important Phytoseiidae Mites显示文摘 | NAVAJAS M LAGNEL J FAUVEL G | 1999 | Experimental and Applied Acarology1999,23,: | 1 |
| 13 | Effect of added citrus fibre and spice essential oils on quality characteristics and shelf-life of mortadella显示文摘 | Viuda-Martos M Ruiz -Navajas Y Fernandez -Lopez J | 2010 | Meat Science2010,85,: | 1 |
| 14 | Predic-tion of sensory characteristics of lamb meat samples bynear infrared reflectance spectroscopy显示文摘 | ANDRfiS S MURRAY I NAVAJAS E A | 2007 | Meat Science2007,76,3: | 1 |
| 15 | The Application of Molecular Markers in the Study of Diversity in Acarology: a Review显示文摘 | M. Navajas B. Fenton | 2000 | Experimental and Applied Acarology (-)2000,,10: | 1 |
| 16 | Study on the reproducibility of mordenite tubular membranes used in the dehydration of etha- nol显示文摘 | Navajas A Mallada R T611ez C | 2007 | Journal of Membrane Science2007,299,12: | 1 |
| 17 | Orthonasal aroma characteristics of Spanish red wines from different price categories and their relationship to expert quality judgements显示文摘 | M.‐P. SáENZ‐NAVAJAS M. GONZáLEZ‐HERNáNDEZ E. CAMPO P. FERNáNDEZ‐ZURBANO V. FERREIRA | 2012 | Australian Journal of Grape and Wine Research2012,,3: | 1 |
| 18 | Comparison of various reversedphase columns for the simultaneous determination of ephedrines in urine by high-performance liquid chromatography显示文摘 | Imaz C Navajas R Carreras D | 2000 | J Chromatogr A2000,,12: | 1 |
| 19 | Preparation of mordenite membranes for pervaporation of water-ethanol mixtures 显示文摘 | Navajas A Mallada R Tellez C | 2002 | Desalination2002,148,13: | 1 |
| 20 | Inverse regulation in the metabolic genes pckA and mete revealed by proteomic analysis of the Salmonella RcsCDB regulon 显示文摘 | Paradela A Mariscotti J F Navajas R | 2011 | Journal of Proteome Research2011,10,8: | 1 |