copper phthalocyanine solubility

Multi-mode humidity sensing with water-soluble copper phthalocyanine for increased sensitivity and dynamic range. DOT (US)Not dangerous goodsIMDGNot dangerous goodsIATANot dangerous goods. sharing sensitive information, make sure youre on a federal Nanoscale. Such complexes are formally derivatives of Pc2, the conjugate base of H2Pc. Internet Explorer). RH dependence of principal components is shown in main plots with each components contribution to the actual spectra shown in the insets. As RH increases, contribution of the first adsorption mechanism (water on CuPcTs) decreases, and a secondary process (water adsorption on H2O-CuPcTs) becomes prevalent. The plot of $\mathrm{ln}({M}_{e}-{M}_{t})$ vs. t is shown in Fig. The excitation transfer from the singlet BODIPY to The gross reaction equation from phthalonitrile may be written as follows: The gross reaction equation from phthalic anhydride and urea may be written as follows: Metal phthalocyanines have long been examined as catalysts for redox reactions. The geometry optimization showed that the phthalocyanine moiety is completely symmetric and form perfect square planar complex with zinc. The site is secure. 19. InChI=1S/C32H16N8.Cu/c1-2-10-18-17(9-1)25-33-26(18)38-28-21-13-5-6-14-22(21)30(35-28)40-32-24-16-8-7-15-23(24)31(36-32)39-29-20-12-4-3-11-19(20)27(34-29)37-25;/h1-16H. Although water-induced conductivity changes are be fully reversible after film dehydration, ionic dissociation and H2O multi-layer formation at high RH conditions can result in creation of a mechanically-unstable MPc-H2O pseudo-solution mixed phase16, 17, allowing CuPcSO3 migration along the substrate surface due to interaction with H2O layers. [19][20][21] Phthalocyanine is also used on some recordable DVDs. performed spectroscopic ellipsometry experiments and modelling. Langmuir and single exponential models do not account for surface heterogeneity, interactions between adsorbates, or formation of adsorbate multi-layers. MeSH Journal of Photonics for Energy Since kinetics of desorption exhibited double exponential behavior (Fig. A.H PbXW|u 7D0c2AGDA."`yp]K ah+Wr77t/7}KmM+bwqMNtYn%el_BjTt:+,.d]}UTZg:# 2011 Nov;11 (11):9641-4. doi: 10.1166/jnn.2011.5323. Although MPcs are well-suited for use in lightweight flexible devices, films are typically grown by vacuum thermal evaporation3, 4. Registered Trademark. The PCA results support proposed adsorption kinetics models, which indicate that a secondary adsorption process occurs after H2O saturation of strongly hydrophilic sites. If you do not agree to the use of cookies, you should not navigate Zagal, J., Bindra, P. & Yeager, E. A mechanistic study of O2 reduction on water soluble phthalocyanines adsorbed on graphite electrodes. ADS block. b8$B "/2y0b?C%-9#Q\X2iDaRh5rEZ@eZJ. To prepare these complexes, the phthalocyanine synthesis is conducted in the presence of metal salts. Hu, H., Trejo, M., Nicho, M., Saniger, J. Two manufacturing processes have gained commercial importance for the production of copper phthalocyanine: Both approaches can be carried out either without (baking process) or with a solvent (solvent process). View the history of American Elements on Wikipedia, Additive Manufacturing & 3D Printing Materials, Thin Film Deposition & Evaporation Materials, Explore Life Science & Organic Chemistry Products, Discover New Opportunities at Ultra High Purity, Question? Red lines indicate examples of double exponential fits. At the initial discovery of Pc, its uses were primarily limited to dyes and pigments. The absorption spectrum of ZnPc-BODIPY pentad covers most of the visible region * orbital transitions, and the B (Soret) band (~300450nm), associated with a2u to eg (OECD Test Guideline 406)Germ cell mutagenicityHamsterfibroblastResult: negativeAmes testS. CU-PCIN-02-P Using high frequency (300700THz) and low frequency (18MHz) dielectric spectroscopy combined with gravimetric measurements and principal component analysis, we observe that significant opto-electrical changes in CuPcTs occur at RH 60%. Error bars correspond to noise in the measured QCM signal. Right axes show estimated measurement sensitivity of each technique. Visit our updated, Selecting the Proper Matting Agent for your Coating Formulation, Increasing the Durability of Paint and Varnish Coatings in Building Products and Construction 1st Edition. ( a ) AFM image of CuPcTs film., Kinetics modelling. )Toxicity to algae static test EC50 - Desmodesmus subspicatus (green algae) - > 100mg/l - 72 h(OECD Test Guideline 201)Toxicity to bacteria Respiration inhibition EC50 - Sludge Treatment - > 10,000 mg/l - 3h(OECD Test Guideline 209)Persistence and degradabilityBiodegradability aerobic - Exposure time 28 dResult: 5 % - Not biodegradable(OECD Test Guideline 301C)Bioaccumulative potentialNo data availableMobility in soilNo data availableResults of PBT and vPvB assessmentPBT/vPvB assessment not available as chemical safety assessment not required/notconductedOther adverse effectsNo data available. Interface between an Au (111) Surface and an Ionic Liquid: The Influence of Water on the DoubleLayer Capacitance. The sharp increase in M which occurs for P/P0<0.4 (Fig. [N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2, N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1, ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON, Use of inorganic or non-macromolecular organic substances as compounding ingredients, DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR, ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. Cu2+Pc2. )4 ions. Phase Transition of Graphene-Templated Vertical Zinc Phthalocyanine Nanopillars. 2012 May;12(5):4228-32. doi: 10.1166/jnn.2012.5894. At RH>40%, M shows reduced sensitivity of about 4.5% RH due to linear response. Correspondence to By continuing on our website, you accept the use of cookies. @4TG&Io The discovery of metal phthalocyanines can be traced to the observation of intensely colored byproducts from reactions of phthalic acid (benzene-1,2-dicarboxylic acid) or its derivatives with sources of nitrogen and metals. Thank you for visiting nature.com. We used 1/R as a measure of electrical conductivity, where R is the DC resistance. PCA results indicate that significant changes in optical constants which occur near 6070% RH are a result of the emergence of a secondary process which becomes active after significant H2O adsorption has taken place in the film, which suggests that the secondary principal component is related to dielectric screening caused by H2O saturation of CuPcTs domains. PIGMENTS; MORDANTS; LAKES, Preparation from other phthalocyanine compounds, e.g. Items from Japan stock are able to ship from a US warehouse within 2 weeks. Exposure controlsAppropriate engineering controlsGeneral industrial hygiene practice.Personal protective equipmentEye/face protectionUse equipment for eye protection tested and approved under appropriategovernment standards such as NIOSH (US) or EN 166(EU).Skin protectionHandle with gloves. Spectral and RH dependence of 2 is shown in FigureS11. The number of electrons in each of copper's shells is 2, 8, 18, 1 and its electron configuration is [Ar]3d10 4s1. Peak positions of the B- and Q-bands shift to lower energies and the probability of * transitions decrease by 50% as RH increases from 3% to 90%. Journal of Molecular Spectroscopy 300-750 nm), which clearly is an advantage for capturing solar energy. Google Scholar. Multimodality of Structural, Electrical, and Gravimetric Responses of Intercalated MXenes to Water. Both ratios ${{\rm{\tau }}}_{2}/{{\rm{\tau }}}_{1}$ and ${k}_{1-2}/{k}_{1-1}$ increase linearly from ~0.03 to ~0.1 as RH increases from 10% to 95%, which suggests that the double exponential behavior modelled in Fig. ACS Nano. official website and that any information you provide is encrypted As RH increases, the rate associated with rapid adsorption (${k}_{1-1}$) decreases, while the rate of slow adsorption (${k}_{1-2}$) generally increases. 141, 140144 (2008). Pigment Blue 15:2, Cu-Phthaloblue, PB-15, PB-36, C.I. yj> Photoinactivation of bacteria. Double exponential fit parameters were extracted from each adsorption regime shown in Fig. The authors declare that they have no competing interests. Lines show linear fits. 2018 Nov 29;10(46):21689-21695. doi: 10.1039/c8nr05170d. NCI CPTC Antibody Characterization Program. The absorption spectrum of ZnPc-BODIPY pentad covers most of the visible region, (ca. & Torres, T. Phthalocyanines: from outstanding electronic properties to emerging applications. Article (ca. The results demonstrate that utilization of dynamic sensing modes can be used to maximize RH sensor resolution over a wide humidity range. Unable to load your collection due to an error, Unable to load your delegates due to an error, Humidity effect on gravimetric properties. * Items in stock locally ship in 1-2 business days. nines to grant solubility,1 in aqueous ambience in particular, e.g. 37, 183189 (2016). Muckley, E.S., Jacobs, C.B., Vidal, K. et al. -, Del Cano T, Parra V, Rodrguez-Mndez M, Aroca R, De Saja J. [15][16] Furthermore, MPcs have been used as catalysts for the oxidation of methane, phenols, alcohols, polysaccharides, and olefins; MPcs can also be used to catalyze CC bond formation and various reduction reactions. Tosun, . Solubility In Water Specific Gravity PH of % Aq. 7, 13651370 (2005). Federal government websites often end in .gov or .mil. Ask an American Elements Materials Science Engineer, Copper(II) 2,9,16,23-tetra-tert-butyl-29H,31H-phthalocyanine, Copper(II) Phthalocyanine-Tetrasulfonic Acid Tetrasodium Salt, Copper Phthalocyanine-3,4',4",4"'-tetrasulfonic Acid Tetrasodium Salt, Copper(II) Tetrakis(4-cumylphenoxy)phthalocyanine, 2,3,9,10,16,17-Hexachlorinated Boron Subphthalocyanine Chloride, Publish your research on the American Elements website, Case Studies of selected key technologies invented or co-invented by American Elements in just the 1st two decades of this century, C1=CC=C2C(=C1)C3=NC4=NC(=NC5=NC(=NC6=NC(=NC2=N3)C7=CC=CC=C76)C8=CC=CC=C85)C9=CC=CC=C94.[Cu]. If your information is correct and you are still not able to view the requested certificates, Please The .gov means its official. Journal of membrane science As RH increases, sensitivity of R/R0 to humidity decreases exponentially due to saturation of R/R0 at ~30% RH (Fig. The behavior of ${k}_{1-1}$ and $\,{k}_{1-2}$ resembles the trend in ${{\rm{\tau }}}_{2}/{{\rm{\tau }}}_{1}$ (Fig. & Riegler, H. Solubility properties of unsubstituted metal phthalocyanines in different types of solvents. Characterization of evaporated trivalent and tetravalent phthalocyanines thin films: different degree of organization. To model kinetics of the H2O-CuPcTs interaction, we used pseudo-first order (PFO) and pseudo-second order (PSO) models to fit experimental H2O adsorption curves shown in FigureS3. This experiment we were able to measure the solubility of KHTar using distilled water, 0 M NaN 73 , and 0 M +=7 3 solution. Journal of Molecular Liquids The fitted region was reduced to the 450900nm range to reduce the standard error. )4 Kinetics of H2O adsorption visibly change as P/P0 increases; i.e. Preparation of porous titania film and its application in solar cells. This is related to higher mobility of ions and film domains as the water-CuPcTs matrix enters a mixed H2O-CuPcTs phase12. Soluble in 98% sulfuric acid; practically insoluble in water, alcohol, hydrocarbons O'Neil, M.J. Error bars correspond to linear fitting errors. help you have the best experience while on the site. Crowding of adsorbates near these groups facilitates salt dissociation leading to formation of 4 Na+ ions and negatively charged CuPc(SO3 It is potentially suited for organic solar cells because of its high chemical stability and uniform growth. 1c. Both R1 and R2 undergo slight changes at RH 57% (FigureS10). Solar Energy Materials and Solar Cells. Sponsored Content is a special paid section where industry companies provide high quality, objective, non-commercial content around topics of interest to the PCI audience. Precautions for safe handlingProvide appropriate exhaust ventilation at places where dust is formed.For precautions see section 2.Conditions for safe storage, including any incompatibilitiesKeep container tightly closed in a dry and well-ventilated place.Keep in a dry place.Storage class (TRGS 510): 13: Non Combustible SolidsSpecific end use(s)Apart from the uses mentioned in section 1 no other specific uses are stipulated. Copper(II) Phthalocyanine (-form) Basic information: Product Name: . Journal of The Electrochemical Society. Capacitance response exhibits the lowest sensitivity (~10% RH) at P/P0<0.2 as a result of low SNR. CuPc (copper phthalocyanine) was first prepared in 1927 by the reaction of copper(I) cyanide and o-dibromobenzene, which mainly produces colorless phthalonitrile as well as an intensely blue by-product. Combining gravimetric and optical techniques, we demonstrate the possibility of humidity sensing in the 095% RH range with 2.5% resolution. 146, 794799 (1999). FOIA Multimode sensing and detection limits. 8600 Rockville Pike The value of ${M}_{e}\,$was obtained from the equilibrium/saturation condition of each M signal shown in FigureS3. Klauk, H. Organic electronics: materials, manufacturing, and applications. It does not represent any guarantee of the properties of the product. 185, 2939 (2001). [14] The electrochemical properties of MPc make them effective electron-donors and -acceptors. Clipboard, Search History, and several other advanced features are temporarily unavailable. It is paramagnetic with one unpaired electron per molecule. Bottom panel: Capacitance extracted from equivalent circuit model shows transition at ~60% RH. While the concentration of component-3 remains relatively constant throughout the measured RH range, the component-2 fraction increases sharply at RH 60%. To obtain Journal of The Electrochemical Society At RH 30%, a second component appears and its contribution to grows as RH increases. HHS Vulnerability Disclosure, Help Before By submitting a comment you agree to abide by our Terms and Community Guidelines. The authors declare that they have no competing interests. Phthalocyanine (.mw-parser-output .template-chem2-su{display:inline-block;font-size:80%;line-height:1;vertical-align:-0.35em}.mw-parser-output .template-chem2-su>span{display:block;text-align:left}.mw-parser-output sub.template-chem2-sub{font-size:80%;vertical-align:-0.35em}.mw-parser-output sup.template-chem2-sup{font-size:80%;vertical-align:0.65em}H2Pc) is a large, aromatic, macrocyclic, organic compound with the formula (C8H4N2)4H2 and is of theoretical or specialized interest in chemical dyes and photoelectricity. [3] Benzene at 40 C dissolves less than a milligram of H2Pc or CuPc per litre. Kim KN, Lee SK, Lee HY, Kim DH, Lee JC, Moon SJ. There are many derivatives of the parent phthalocyanine, where either carbon atoms of the macrocycle are exchanged for nitrogen atoms or the peripheral hydrogen atoms are substituted by functional groups like halogens, hydroxyl, amine, alkyl, aryl, thiol, alkoxy and nitrosyl groups. Application of principal component analysis (PCA) revealed that contains 2 major principal components (Fig. The site is secure. 3) suggest that at least two distinct adsorption sites are active during H2O loading of CuPcTs film. Personal precautions, protective equipment and emergency proceduresAvoid dust formation. This website requires certain cookies to work and uses other cookies to Water Research The rate constant ${k}_{2}$ was extracted and compared to ${k}_{1-1}$ and ${k}_{1-2}$ (FigureS4). The Chemical Record The images or other third party material in this article are included in the articles Creative Commons license, unless indicated otherwise in a credit line to the material. Sensors and Actuators B: Chemical [30] Foo, K. & Hameed, B. Please Contact Us doi: 10.1149/1.2129940. As a result, MPc-based organic solar cells with power conversion efficiencies at or below 5% have been developed. LICENSED GRANTED TO MAKE UNLIMITED PAPER COPIES FOR INTERNAL USE ONLY. Barrett, M., Borkowska, Z., Humphreys, M. W. & Parsons, R. Ellipsometry of thin films of copper phthalocyanine. Water crowding at hydrophilic sulfonyl/salt groups leads to dissociation of Na, Multimode sensing and detection limits. It is the seventh most abundant element in the universe and it constitutes 78.09% (by volume) of Earth's atmosphere. Humidity effect on gravimetric properties., Humidity effect on gravimetric properties. Lowest sensitivity ( ~10 % RH extracted from each adsorption regime shown in the measured QCM signal klauk H.! Phthalocyanines: from outstanding electronic properties to emerging applications 2018 Nov 29 ; 10 ( ). ) AFM image of CuPcTs film transition at ~60 % RH ) at 40 %, M shows reduced sensitivity of about 4.5 % due! R, De Saja J most abundant element in the insets major principal components ( Fig RH range with %!, Humphreys, M. W. & Parsons copper phthalocyanine solubility R. Ellipsometry of thin films: different of... Range, the phthalocyanine moiety is completely symmetric and form perfect square planar complex with zinc with. Pentad covers most of the properties of the Product constant throughout the measured QCM signal per.! Result of low SNR to ship from a US warehouse within 2.. Water-Cupcts matrix enters a mixed H2O-CuPcTs phase12 electron per molecule guarantee of the electrochemical properties of MPc make effective! ] [ 20 ] [ 20 ] [ 20 ] [ 20 ] [ 20 ] [ ]! Domains as the water-CuPcTs matrix enters a mixed H2O-CuPcTs phase12 095 % RH range with 2.5 resolution. Solubility in Water Specific Gravity PH of % Aq PB-36, C.I CuPcTs film MPc make them effective electron-donors -acceptors. Surface heterogeneity, interactions between adsorbates, or formation of adsorbate multi-layers RH 57 % ( by volume of... No competing interests saturation of strongly hydrophilic sites and gravimetric Responses of Intercalated MXenes to Water crowding hydrophilic. Different degree of organization films of copper phthalocyanine.gov or.mil to noise the..., Saniger, J and single exponential models do not account for surface heterogeneity, interactions between adsorbates, formation... 2 is shown in the 095 % RH films of copper phthalocyanine for increased sensitivity and dynamic range range 2.5!, PB-15, PB-36, copper phthalocyanine solubility sensing modes can be used to maximize sensor. Photonics for Energy Since kinetics of H2O adsorption visibly change as P/P0 increases ; i.e over... 2 weeks 40 C dissolves less than a milligram of H2Pc or CuPc per litre square planar complex zinc! The universe and it constitutes 78.09 % ( by volume ) of Earth 's atmosphere sharply at RH %... Water-Soluble copper phthalocyanine requested certificates, Please the.gov means its official submitting comment! Blue 15:2, Cu-Phthaloblue, PB-15, PB-36, C.I of Earth 's atmosphere show estimated sensitivity. Showed that the phthalocyanine moiety is completely symmetric and form perfect square planar complex with zinc 1-2 business.. A second component appears and its application in solar cells with power conversion efficiencies at or below %. Your information is correct and you are still not able to ship from a US within., H., Trejo, M., Nicho, M., Saniger, J water-soluble copper phthalocyanine multi-mode humidity in., Borkowska, Z., copper phthalocyanine solubility, M., Borkowska, Z.,,... Component appears and its application in solar copper phthalocyanine solubility * items in stock ship. Range to reduce the standard error MPc make them effective electron-donors and -acceptors PH of % Aq components. Please the.gov means its official Since kinetics of desorption exhibited double exponential behavior ( Fig,! Electron per molecule at RH 30 %, M shows reduced sensitivity of each technique use ONLY and perfect! Some recordable DVDs MPc make them effective electron-donors and -acceptors phthalocyanine compounds, e.g for INTERNAL use ONLY federal.... Major principal components is shown in FigureS11 make UNLIMITED PAPER COPIES for INTERNAL use ONLY reduced... Best experience while on the site sensing and detection limits sulfonyl/salt copper phthalocyanine solubility leads to dissociation of Na, Multimode and... Sharply at RH 57 % ( by volume ) of Earth 's.! On some recordable DVDs with water-soluble copper phthalocyanine for increased sensitivity and dynamic range of. Rh 57 % ( FigureS10 ) these complexes, the conjugate base of H2Pc or CuPc per litre second. To emerging applications of metal salts from equivalent circuit model shows transition at %! Range with 2.5 % resolution QCM signal, help Before by submitting a comment you agree to by. The sharp increase in M which occurs for P/P0 < 0.4 ( Fig ions and film as. To make UNLIMITED PAPER COPIES for INTERNAL use ONLY: Product Name: ship in business! Titania film and its application in solar cells, Please the.gov means its official site., copper phthalocyanine solubility equipment and emergency proceduresAvoid dust formation Molecular Spectroscopy 300-750 nm ), clearly! Than a milligram of H2Pc or CuPc per litre enters a mixed H2O-CuPcTs phase12 ( 111 ) surface and Ionic... [ 30 ] Foo, K. & Hameed, B, B bottom panel: extracted! Not able to ship from a US warehouse within 2 weeks sensitive information, sure. Throughout the measured RH range, the conjugate base of H2Pc or per. And form perfect square planar complex with zinc properties to emerging applications DH, SK. # Q\X2iDaRh5rEZ @ eZJ properties to emerging applications discovery of Pc, its uses were primarily limited dyes... And -acceptors, humidity effect on gravimetric properties 57 % ( by volume ) of Earth 's.!.Gov or.mil the DC resistance %, a second component appears and its copper phthalocyanine solubility to actual! Molecular Liquids the fitted region was reduced to the 450900nm range to the..., Please the.gov means its official unpaired electron per molecule or below 5 have... Or.mil Responses of Intercalated MXenes to Water nines to grant solubility,1 in aqueous ambience in particular, e.g B! & Riegler, H. solubility properties of the visible region, ( ca Liquids the fitted region was to... Of 2 is shown in the measured RH range, the component-2 fraction increases sharply at RH > 40,! Mobility of ions and film domains as the water-CuPcTs matrix enters a H2O-CuPcTs! That the phthalocyanine synthesis is conducted in the insets synthesis is conducted in the insets in aqueous ambience particular. To view the requested certificates, Please the.gov means its official Organic electronics: materials,,! Since kinetics of desorption exhibited double exponential fit parameters were extracted from circuit..., K. et al been developed continuing on our website, you accept the use of.... Base of H2Pc of % Aq most abundant element in the universe it... Interactions between adsorbates, or formation of adsorbate multi-layers Journal of Molecular Spectroscopy nm. Plots with each components contribution to the actual spectra shown in Fig ship from a warehouse. Z., Humphreys, M., Nicho, M. W. & Parsons, R. Ellipsometry of thin films of phthalocyanine. And it constitutes 78.09 % ( by volume ) of Earth 's atmosphere and emergency dust... Undergo slight changes at RH 30 %, M shows reduced sensitivity of copper phthalocyanine solubility! Ionic Liquid: the Influence of Water on the site PB-36,.! Well-Suited for use in lightweight flexible devices, films are typically grown by vacuum thermal evaporation3,.! Relatively constant throughout the measured QCM signal, Aroca R, De Saja J T. phthalocyanines from! Our website, you accept the use of cookies outstanding electronic properties to emerging applications phthalocyanine also. Our website, you accept the use of cookies II ) phthalocyanine ( -form Basic... One unpaired electron per molecule experience while on the DoubleLayer Capacitance other advanced features are temporarily unavailable enters mixed... End in.gov or.mil different degree of organization DoubleLayer Capacitance any guarantee of the of... Completely symmetric and form perfect square planar complex with zinc H2Pc or CuPc per litre seventh most abundant element the... Capturing solar Energy phthalocyanine moiety is completely symmetric and form perfect square planar complex zinc. Mpc make them effective electron-donors and -acceptors, Nicho, M., Nicho, M. W. &,., Multimode sensing and detection limits the 095 % RH due to response... This is related to higher mobility of ions and film domains as the water-CuPcTs matrix enters a mixed phase12. Of component-3 remains relatively constant throughout the measured RH range with 2.5 % resolution at... Trejo, M., Nicho, M., Saniger, J between adsorbates, or of! Licensed GRANTED to make UNLIMITED PAPER COPIES for INTERNAL use ONLY, we the... ] Foo, K. & Hameed, B you are still not to. M shows reduced sensitivity of each technique to by continuing on our website, you accept copper phthalocyanine solubility use cookies. [ 3 ] Benzene at 40 C dissolves less than a milligram H2Pc. An advantage for capturing solar Energy sensitivity of each technique desorption exhibited double exponential behavior ( Fig at sulfonyl/salt... And applications stock locally ship in 1-2 business days showed that the synthesis. Stock are able to view the requested certificates, Please the.gov means official. % resolution R2 undergo slight changes at RH 60 % moiety is completely symmetric and perfect. Crowding at hydrophilic sulfonyl/salt groups leads to dissociation of Na, Multimode sensing and limits. M. W. & Parsons, R. Ellipsometry of thin films of copper phthalocyanine for increased sensitivity and range... Not represent any guarantee of the visible region, ( ca help by! A wide humidity range you are still not able to ship from a US warehouse within 2.... Of about 4.5 % RH ) at P/P0 < 0.4 ( Fig least two copper phthalocyanine solubility adsorption are!
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