II International Symposium on Carbon for Catalysis ABSTRACTS

More documents

Recommendations

Info

PP-I-30 Chemisorption Models of chemisorption Characteristics of chemisorption Type of of hydrogen and diffusion of hydrogen in and diffusion of hydrogen the in sp 2 carbon the materials; energies of formation in the materials sorption materials of the chemical bonds isotherm Process <strong>II</strong> ( TPD peak) in isotropic (Fig. 8, in [1]) and nanostructured graphites, GNFs, defected SWNTs and MWNTs. Process I (TPD peak) in isotropic graphite (Fig. 8, in [1]), SWNTs and MWNTs. Process IV (TPD peak) in isotropic (Fig. 8, [1]), pyrolytic and nanustructured graphites. «Dissociative-associative» chemisorption of H 2 in the intergrain or defected (surface) regions (“reactions” (13)-(16) in [1]). Diffusion of H 2 in these regions, accompanying with a reversible dissociation and trapping of the diffusant on the chemisorption “centers”, model H (Fig. 9, [1]); ΔH (form.C=2H)<strong>II</strong> ≈-570 kJ/mol(2H). «Dissociative-associative» chemisorption of H 2 in surface layers of the material («reactions» (13)-(16) in [1]). Diffusion of H 2 in these layers, accompanying with a reversible dissociation and trapping of the diffusant on the “centers”, model G or F (Fig. 9, [3]); ΔH (form C=2H,C2=2H)I ≈ -460 kJ/mol(2H). Dissociative chemisorption of H 2 in defected regions of graphite lattice («reactions» (4)-(7) in [1]). Bulk diffusion of H in the defected regions, with the trapping by the «centers», models C, D (Fig. 9, in [1]); ΔH (form.C-H)IV ≈ -364 kJ/mol(H). ΔH (16)<strong>II</strong> ≈ (∆H (diss.H2) + ∆H (form.C=2H)<strong>II</strong> ) ≈ -120 kJ/mol(H 2 ), ΔS (16)<strong>II</strong> /R ≈ -30 (for X <strong>II</strong> max = 0,5 (0,25)); (Eqs. (25), (26) in [1]). D <strong>II</strong> = D 0<strong>II</strong> exp(-Q <strong>II</strong> /RT), D 0<strong>II</strong> ≈ 1,8·10 3 cm 2 /s, Q <strong>II</strong> ≈ (Q (def.) - ΔH (16)<strong>II</strong> ) ≈ 120 k J/mol(H 2 ); Q (def.) ≈ 10 k J/mol(H 2 ); (Eqs. (22), (24), [1]). ΔH (16)I ≈ (∆H (diss.H2) + ∆H (form. C=2H, C2=2H)I ) ≈ -10 kJ/mol(H 2 ), ΔS (16)I /R ≈ -20 (for X I max ≈ 0,5 (),25)); (Eqs. (20), (21) in [1]). D I = D 0I exp(-Q I /RT), D 0I ≈ 3⋅10 -3 cm 2 /s, Q I ≈ (Q (surf.) - ΔH (16)I ) ≈ 20 kJ /mol(H 2 ); Q (surf.) ≈ 10 kJ /mol(H 2 ); (Eqs. (17), (19), [1]). ΔH (7)IV ≈ (1/2 ΔH (diss.H2) + ΔH (form.C-H)IV ) ≈ -140 kJ/mol(H); (Eq. (27) in [1]). D IV = D 0IV exp(-Q IV /RT), D 0IV ≈ 6·10 2 cm 2 /s, Q IV ≈ -ΔH (form.C-H)IV ≈ 365 kJ /mol(H); (Eq. (28) in [1]). Henry- Langmuir (Eq. (25) in [1]). Henry- Langmuir (Eq. (20) in [1]). Sieverts- Langmuir (Eq. as (9) in [1]). D 0<strong>II</strong>I , D 0<strong>II</strong> , D 0I , D 0IV - the pre-exponential (entropic) factors of the hydrogen diffusion coefficients in the carbon materials corresponding to processes <strong>II</strong>I, <strong>II</strong>, I, IV. 178
PP-I-30 Acknowledgements The authors would like to thank Dr. O.K. Alexeeva, Dr. E.N. Blinova and Ph.D. student S.E. Manaenkov for help during the various stages of the research. Financial support of The Russian Fund for Basic Research (grant number 05-08-50222-a) is also gratefully acknowledged. References [1] Yu.S. Nechaev, O.K. Alexeeva. Methodological, applied and thermodynamic aspects of hydrogen sorption by graphite and related carbon nanomaterials. Uspekhi Khimii (Russian Chemical Reviews), Vol. 73, # 12 (2004), p.p. 1308-1337. [2] Yu.S. Nechaev. On chemisorption and physical sorption of hydrogen by carbon nanostructures. Int. Sc. J. for Alternative Energy and Ecology, # 2 (2005), p.p. 64-73. 179
Page 1 and 2:
Boreskov Institute of Catalysis of
Page 3:
ORGANIZING COMMITTEE Chairman: Vlad
Page 7 and 8:
CATALYSTS ON CARBON MATERIALS BASIS
Page 9 and 10:
PREPARATION OF CARBON FILMS ON CERA
Page 11 and 12:
PL-2 polymer gas separation membran
Page 13 and 14:
CHARACTERIZATION OF POROUS STRUCTUR
Page 15 and 16:
ROLE OF CARBON POROSITY AND FUNCTIO
Page 17:
KEYNOTE LECTURES
Page 20 and 21:
KL-1 governed by the equation of th
Page 22 and 23:
KL-2 NITROGEN DOPED CARBON NANOFIBE
Page 24 and 25:
KL-3 CARBON BASED STRUCTURED CATALY
Page 26 and 27:
KL-4 The strong mesoporous carbons
Page 28 and 29:
KL-5 NANOSTRUCTURED CARBONS FOR THE
Page 30 and 31:
KL-6 THEORY OF MECHANICAL BEHAVIOR
Page 32 and 33:
KL-7 MOLECULAR STRUCTURE EFFECT OF
Page 34 and 35:
Presentation of FGUP “ENPO Neorga
Page 37 and 38:
OP-I-1 COBALT ON CARBON NANOFIBER C
Page 39 and 40:
OP-I-1 from 41 to 23 %, while the C
Page 41 and 42:
OP-I-2 loading. It is also interest
Page 43 and 44:
OP-I-3 5 nm 50 nm Figure 1: PtRu/MW
Page 45 and 46:
OP-I-4 As it can be seen, potassium
Page 47 and 48:
OP-I-5 [A] ⇔ A+[ ] (5) Kinetic an
Page 49 and 50:
Results and discussion OP-I-6 The T
Page 51 and 52:
OP-I-7 product selectivity). The an
Page 53 and 54:
OP-I-8 After introduction of the me
Page 55 and 56:
OP-I-9 Hydrogenations were carried
Page 57 and 58:
OP-I-10 activated with CO 2 . In al
Page 59 and 60:
OP-I-11 from Jaroszów deposit, Low
Page 61 and 62:
OP-I-12 The carbon matrix avoids th
Page 63 and 64:
OP-I-13 • thermal destruction of
Page 65 and 66:
OP-I-14 hexanol (AA) was anchored t
Page 67 and 68:
OP-I-15 removing the physically ads
Page 69 and 70:
OP-I-16 surface concentration of HE
Page 71 and 72:
Our analysis of the chemical activi
Page 73 and 74:
OP-I-18 running. The TEM reveals th
Page 75 and 76:
OP-I-19 explore the role of CNF sur
Page 77 and 78:
pH 10 8 6 4 2 0 2 4 6 8 10 ml HCl a
Page 79 and 80:
OP-I-21 resorcinol to catalyst mola
Page 81 and 82:
OP-I-22 AS in the catalysts examine
Page 83 and 84:
OP-I-23 polyfunctional surface cove
Page 85 and 86:
OP-I-24 as sibunite and nanofibrous
Page 87 and 88:
OP-I-25 is a consequence of the mac
Page 89 and 90:
OP-I-27 THE CARBON FILMS ON Pt(111)
Page 91 and 92:
OP-I-28 LASER RAMAN MICRO-SPECTROSC
Page 93 and 94:
OP-I-29 ELECTROCATALYTIC PROPERTIES
Page 95 and 96:
OP-II-1 SYNTHESIS
Page 97 and 98:
OP-II-2 SYNTHESIS,
Page 99 and 100:
TOWARDS LARGE SCALE PRODUCTION OF C
Page 101 and 102:
CO-CARBONIZATION OF POLYMERS - NEW
Page 103 and 104:
OP-II-5 3. Results
Page 105 and 106:
OP-II-6 pore size
Page 107 and 108:
OP-II-7 their adva
Page 109 and 110:
OP-II-8 effect, el
Page 111 and 112:
OP-II-9 Therefore,
Page 113 and 114:
OP-II-10 The dehyd
Page 115:
OP-II-11 a result
Page 119 and 120:
INVESTIGATION OF THE ELECTROCHEMICA
Page 121 and 122:
SURFACE ELECTROCHEMISTRY OF CARBON
Page 123 and 124:
TEMPLATED SYNTHESIS OF NOBLE METAL
Page 125 and 126:
PROPERTIES AND STRUCTURE OF SORBENT
Page 127 and 128: CATALYSIS DURING SULPHUR COALS PROC
Page 129 and 130: ORDERED MESOPOROUS CARBONS SYNTHESI
Page 131 and 132: PP-I-7 INFLUENCE OF FUNCTIONALIZATI
Page 133 and 134: PP-I-8 AROMATIZATION OF 5-PHENYL-PI
Page 135 and 136: N 2 O CONVERSION USING BINARY MIXTU
Page 137 and 138: PP-I-9 [8] F. Gonçalves, G.E. Marn
Page 139 and 140: PP-I-10 The Table 1 demonstrates th
Page 141 and 142: PP-I-11 We suppose that the active
Page 143 and 144: PP-I-12 Activation with steam promo
Page 145 and 146: PP-I-13 separation of bundles forme
Page 147 and 148: PP-I-14 temperature at which the ma
Page 149 and 150: PP-I-15 Titania was prepared by hyd
Page 151 and 152: PP-I-16 A B Figure 1. SEM images co
Page 153 and 154: PP-I-17 the carbon matrix has been
Page 155 and 156: PP-I-18 0.9 0.8 0.7 0.6 lg (ΔV/ΔR
Page 157 and 158: PP-I-19 Electron-microscopic studie
Page 159 and 160: PP-I-20 time on stream increased fr
Page 161 and 162: CARBON-SUPPORTED 12-MOLYBDOPHOSPHOR
Page 163 and 164: PP-I-23 CARBON SUPPORTS FOR IMMOBIL
Page 165 and 166: PP-I-24 example, in the polymer ele
Page 167 and 168: PP-I-25 of microporous structure wa
Page 169 and 170: PP-I-26 contain at first. Non-oxida
Page 171 and 172: PP-I-27 this reaction and that the
Page 173 and 174: CONTROLLING DIAMETER AND PRESENCE O
Page 175 and 176: INFLUENCE OF GAS OXIDATIVE TREATMEN
Page 177: PP-I-30 EXPERIMENTAL VALUES OF THE
Page 181 and 182: PP-I-31 suspensions of UFD had low
Page 183 and 184: PP-I-32 It was detected, that precu
Page 185 and 186: PP-I-33 consistence of the process,
Page 187 and 188: PP-I-34 practically identical [2],
Page 189 and 190: PP-I-35 • surface porosity (P 245
Page 191 and 192: PP-I-36 (COOH+OH), mg-eq/g 1,8 1,2
Page 193 and 194: PP-I-37 As one can see in the table
Page 195 and 196: PP-I-38 hydrogenation (61 o and 65
Page 197 and 198: PP-I-39 Ensembles №№ 31, 45, 55
Page 199 and 200: PP-I-40 The pore structure of origi
Page 201 and 202: PP-I-41 Sr 2+ and Ba 2+ ions are in
Page 203 and 204: PP-I-42 volume are formed from init
Page 205 and 206: PP-I-43 30 wt% Pt-15 wt% Ru/NCM cat
Page 207 and 208: PP-I-44 Figure 1. From left to righ
Page 209 and 210: PP-I-45 Table 1: Characteristics of
Page 211 and 212: PP-I-45 The search for alternative
Page 213 and 214: PP-I-46 zeroth moment expression, w
Page 215 and 216: PP-I-47 It was revealed, that the i
Page 217 and 218: PP-I-48 Table 1 Characteristics of
Page 219 and 220: PP-I-49 4-Carboxybenzaldehyde (4-CB
Page 221 and 222: PP-I-50 Computational details First
Page 223 and 224: PP-I-51 The result showed that surf
Page 225 and 226: PP-II-1 COOH COO(C
Page 227 and 228: PP-II-2 The result
Page 229 and 230:
PP-II-3 prepared,
Page 231 and 232:
PP-II-4 CNF from b
Page 233 and 234:
PP-II-5 support; t
Page 235 and 236:
PP-II-6 The main p
Page 237 and 238:
PP-II-7 porous net
Page 239 and 240:
PP-II-8 It is note
Page 241 and 242:
PP-II-9 selective
Page 243 and 244:
STABILITY OF A CARBON CATALYST FLUI
Page 245 and 246:
PP-II-11 CARBON FI
Page 247 and 248:
PP-II-12 CATALYTIC
Page 249 and 250:
THE SORBENTS FOR AIR CLEANING PREPA
Page 251 and 252:
MACRO-SHAPING OF CARBON NANOFIBERS
Page 253 and 254:
PP-II-15 MESOPOROU
Page 255 and 256:
PP-II-16 EVALUATIO
Page 257 and 258:
PP-II-16 As it wou
Page 259 and 260:
PP-II-17 with exis
Page 261 and 262:
PP-II-18 Thus, the
Page 263 and 264:
PP-II-19 (NaOH, Cs
Page 265 and 266:
PP-II-20 MEDICAL C
Page 267 and 268:
PP-II-21 Pt /AC an
Page 269 and 270:
PP-II-22 Prelimina
Page 271 and 272:
FACTORS DETERMINING THE CATALYTIC P
Page 273 and 274:
NANOPOROUS CARBON MATERIALS AS EFFE
Page 275 and 276:
CARBON NANOSTRUCTURAL MATERIALS PRO
Page 277 and 278:
GROWTH OF CARBON NANOFIBERS ON META
Page 279 and 280:
ACTIVE CARBON AS SUPPORT FOR IMMOBI
Page 281 and 282:
PP-II-28 USING OF
Page 283 and 284:
AKSOYLU Ahmet Erhan Department of C
Page 285 and 286:
DIDENKO Olga Pisarzhevskii Institut
Page 287 and 288:
KOGAN Victor M. Zelinsky Institute
Page 289 and 290:
NOUGMANOV Evgeniy Lomonosov Moscow
Page 291 and 292:
SERP Philippe INPToulouse 118 Route
Page 293 and 294:
ZAITSEV Yurij P. Institute for Sorp
Page 295 and 296:
steel, Hastelloy C22, Titanium, Tan
Page 297:
Условия эксплуатац
Page 305 and 306:
DONAU LAB MOSCOW ПРОГРАММА
Page 307 and 308:
CONTENT PLENARY LECTURES...........
Page 309 and 310:
OP-I-12 Maldonado-Hódar F.J., Carr
Page 311 and 312:
OP-II-8 Isse A.A.,
Page 313 and 314:
PP-I-21 Karaseva M.S., Perederiy M.
Page 315 and 316:
PP-I-47 Zaitsev Yu., Zhuravsky S.,
Page 317 and 318:
PP-II-21 Özkara S
show all

II International Symposium on Carbon for Catalysis ABSTRACTS

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?