Prifysgol Bangor
- Cyhoeddwyd
Herbarium specimens reveal a historical shift in phylogeographic structure of common ragweed during native range disturbance
Martin, M. D., Zimmer, E. A., Olsen, M. T., Foote, A. D., Gilbert, M. T. P. & Brush, G. S., Ebr 2014, Yn: Molecular Ecology. 23, 7, t. 1701-16 16 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Herbert's 'Artillerie' and affliction
Sullivan, C., 1 Medi 2002, Yn: Notes and Queries. 49, 3, t. 330-331Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Herbivory in global climate change research: direct effects of rising temperature on insect herbivores
Bale, J. S., Masters, G. J., Hodkinson, I. D., Awmack, C., Bezemer, T. M., Brown, V. K., Butterfield, J., Buse, A., Coulson, J. C., Farrar, J. F., Good, J. E., Harrington, R., Hartley, S., Jones, T. H., Lindroth, R. L., Press, M. C., Symrnioudis, I., Watt, A. D. & Whittaker, J. B., 1 Ion 2002, Yn: Global Change Biology. 8, 1, t. 1-16Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Herbivory on freshwater and marine macrophytes: A review and perspective
Bakker, E. S., Wood, K. A., Pages Fauria, J., (Ciska) Veen, G. F., Christianen, M. J. A., Santamaria, L., Nolet, B. A. & Hilt, S., 1 Tach 2016, Yn: Aquatic Botany. 135, t. 18-36Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Here and Beyond: Narratives of Travel and Mobility in Contemporary Iberian Culture
Mainer, S. (gol.), Miranda-Barreiro, D., Veiga, M. (gol.) & Buffery, H. (gol.), Medi 2022, Lit Verlag. 280 t. (Hispanic Transnational Studies)Allbwn ymchwil: Llyfr/Adroddiad › Llyfr › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heritability of mastitis and lameness in dairy cows using threshold models.
Pirzada, R. H., Ap Dewi, I. & Owen, J. B., 1 Ion 2002, t. 192.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Herman, Nikolaus
Schmidt, T. C., Schmidt-Beste, T. C. & Finscher, L. (gol.), 1 Ion 2002, Die Musik in Geschichte und Gegenwart. 2002 gol. Bärenreiter / Metzler, t. 1387-1389Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
Heterogeneity in fishers' harvesting decisions under a marine territorial user rights policy.
Gelcich, S., Edwards-Jones, G. & Kaiser, M. J., 1 Maw 2007, Yn: Ecological Economics. 61, 2-3, t. 246-254Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterogeneity of phosphorus sources invokes distinct niche partitioning pathways of ectomycorrhizal fungi in forest soils
Lin, X., Ning, C., Liu, T., Gao, D., Smith, A., Yan, W. & Liu, S., 1 Gorff 2024, Yn: Soil Biology and Biochemistry.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterogeneity of sovereign rating migrations in emerging countries.
ap Gwilym, O. M., Alsakka, R. & Ap Gwilym, O., 1 Meh 2009, Yn: Emerging Markets Review. 10, 2, t. 151-165Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterogeneous effects of eccentric training and nordic hamstring exercise on the biceps femoris fascicle length based on ultrasound assessment and extrapolation methods: A systematic review of randomised controlled trials with meta-analyses
Yagiz, G., Akaras, E., Kubis, H-P. & Owen, J. A., 9 Tach 2021, Yn: PLoS ONE. 16, 11, 23 t., e0259821.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterogeneous effects of the SEC's Securities Offering Reform
Hemmings, D., Hodgkinson, L. & Wang, Q., 30 Medi 2018, Yn: Economics Letters. 170, t. 131-135Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterogeneous evolution of microsatellites revealed by reconstruction of recent mutation history in an invasive apomictic snail, Potamopyrgus antipodarum
Weetman, D., Hauser, L. & Carvalho, G. R., 1 Mai 2006, Yn: Genetica. 127, 1-3, t. 285-293Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterogeneous impacts of community forestry on forest conservation and poverty alleviation: Evidence from Indonesia
Santika, T., Wilson, K. A., Budiharta, S., Kusworo, A., Meijaard, E., Law, E. A., Friedman, R., Hutabarat, J. A., Indrawan, T. P., St John, F. A. V. & Struebig, M. J., 1 Meh 2019, Yn: People and Nature.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- E-gyhoeddi cyn argraffu
Heterogeneous microgeographic genetic structure of the common cockle (Cerastoderma edule) in the Northeast Atlantic Ocean: biogeographic barriers and environmental factors
Vera, M., Wilmes, S-B., Maroso, F., Hermida, M., Blanco, A., Casanova, A., Iglesias, D., Cao, A., Culloty, S. C., Mahony, K., Orvain, F., Bouza, C., Robins, P., Malham, S., Lynch, S., Antonio, V. & Martínez, P., 18 Awst 2023, (E-gyhoeddi cyn argraffu) Yn: Heredity.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterologous amplification of microsatellite markers from colubroid snakes in European natricines (Serpentes : Natricinae).
Hille, A., Janssen, I. A., Menken, S. B., Schlegel, M. & Thorpe, R. S., 1 Ion 2002, Yn: Journal of Heredity. 93, 1, t. 63-66Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterotrophic bacterial utilization of nitrogenous and nonnitrogenous substrates, determined from ammonia and oxygen fluxes.
Rodrigues, R. M. & Williams, P. J., 1 Tach 2001, Yn: Limnology and Oceanography. 46, 7, t. 1675-1683Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterotrophic bicarbonate assimilation is the main process of de novo organic carbon synthesis in hadal zone of the Hellenic Trench, the deepest part of Mediterranean Sea
Golyshin, P., Yakimov, M. M., La Cono, V., Smedile, F., Crisafi, F., Arcadi, E., Leonardi, M., Decembrini, F., Catalfamo, M., Bargiela, R., Ferrer, M., Golyshin, P. & Giuliano, L., 1 Rhag 2014, Yn: Environmental Microbiology Reports. t. 709-722Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heterozygote deficiencies and genotype-dependent spawning time in Mytilus edulis
Del Rio-Portilla, M. A. & Beaumont, A. R., 1 Rhag 2001, Yn: Journal of Shellfish Research. 20, 3, t. 1051-1057Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Heugel, Johannes
Schmidt, T. C., Schmidt-Beste, T. C. & Finscher, L. (gol.), 1 Ion 2002, Die Musik in Geschichte und Gegenwart. 2002 gol. Bärenreiter / Metzler, t. 1253-1258Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Pennod
- Cyhoeddwyd
- Cyhoeddwyd
Hexaborate(2-) and Dodecaborate(6-) Anions as Ligands to Zinc(II) Centres: Self-Assembly and Single-Crystal XRD Characterization of [Zn{O-3-B6O7(OH)(6)}(N-3-dien)]center dot 0.5H(2)O (dien = NH(CH2-CH2NH2)(2)), (NH4)(2)[Zn{O-2-B6O7(OH)(6)}(2) (H2O)(2)]center dot 2H(2)O and (1,3-pnH(2))(3)[(N-1-H3N{CH2}(3)NH2) Zn{O-3-B12O18(OH)(6)}](2)center dot 14H(2)O (1,3-pn = 1,3-diaminopropane)
Altahan, M., Beckett, M., Coles, S. J. & Horton, P. N., Ebr 2019, Yn: Inorganics. 7, 4, 44.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hibernation in an Antarctic Fish: On Ice for Winter
Campbell, H. A., Fraser, K. P., Bishop, C. M., Peck, L. S. & Egginton, S., 5 Maw 2008, Yn: PLoS ONE. 3, 3, t. e1743Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hibridación religiosa en Nueva York: Espiritismo puertorriqueño como ejemplo del proceso híbrido
Schmidt, B. E., 1 Ion 2004, Yn: Boletín de Antropología. 18, 35, t. 226-243Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
- Cyhoeddwyd
Hidden Disunities and Uncanny Resemblances: Connections and Disconnections in the Music of Lera Auerbach and Michael Nyman
ap Sion, P. E., 27 Hyd 2014, Yn: Contemporary Music Review. 33, 2, t. 167-187Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hidden Histidine Radical Rearrangements upon Electron Transfer to Gas-Phase Peptide Ions. Experimental Evidence and Theoretical Analysis
Tureček, F., Jones, J. W., Towle, T., Panja, S., Nielson, S. B., Hvelplund, N. V. & Paizs, B., 11 Hyd 2008, Yn: Journal of the American Chemical Society. 130, 44, t. 14584-14596Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hidden Texts, Hidden Nation: (Re)Discoveries of Wales in Travel Writing in French and German (1780-2018)
Jones, K., Tully, C. & Williams, H., 24 Meh 2020, Liverpool University Press. 304 t. (Contemporary French and Francophone Cultures; Cyfrol 72)Allbwn ymchwil: Llyfr/Adroddiad › Llyfr › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hidden diabetes in the UK: use of capture-recapture methods to estimate total prevalence of diabetes mellitus in an urban population
Gill, G. V., Ismail, A. A., Beeching, N. J., Macfarlane, S. B. J. & Bellis, M. A., Gorff 2003, Yn: Journal of the Royal Society of Medicine. 96, 7, t. 328-32 5 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hidden in Plain Sight: Jews and Jewishness in British Film, Television, and Popular Culture
Abrams, N. (gol.), Awst 2016, Evanston, Illinois: Northwestern University Press. 284 t. (Cultural Expressions of World War II)Allbwn ymchwil: Llyfr/Adroddiad › Llyfr › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hidden in Plain View: Jews and Jewishness in British Film and Television
Abrams, N. D. & Abrams, N., 15 Ion 2015.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
Hidden: Jewish film in the United Kingdom, past and present.
Abrams, N. D., 1 Tach 2010, Yn: Journal of European Popular Culture. 1, 1, t. 53-68Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hiding in Plain Sight-Ancient Chinese Anatomy
Shaw, V., Diogo, R. & Winder, I. C., 1 Mai 2022, Yn: Anatomical record: Advances in Integrative Anatomy and Evolutionary Biology . 305, 5, t. 1201-1214Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
Hierarchical genetic structuring in the cool boreal kelp, Laminaria digitata: implications for conservation and management
King, N., McKeown, N., Smale, D., Bradbury, S., Stamp, T., Juterbock, A., Egilsdóttir, H., Groves, E. & Moore, P., 1 Medi 2020, Yn: ICES Journal of Marine Science. 77, 5, t. 1906–1913Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High Prevalence of Untreated Depression in Patients Accessing Low-Vision Services
Bray, N. J., Nollett, C. L., Bray, N., Bunce, C., Casten, R. J., Edwards, R. T., Hegel, M. T., Janikoun, S., Jumbe, S. E., Ryan, B., Shearn, J., Smith, D. J., Stanford, M., Xing, W. & Margrain, T. H., 13 Awst 2015, Yn: Ophthalmology. 123, 2, t. 440-441Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High aboveground carbon stock of African tropical montane forests
Cuni-Sanchez, A., Sullivan, M. J. P., Platts, P. J., Lewis, S. L., Marchant, R., Imani, G., Hubau, W., Abiem, I., Adhikari, H., Albrecht, T., Altman, J., Amani, C., Aneseyee, A. B., Avitabile, V., Banin, L., Batumike, R., Bauters, M., Beeckman, H., Begne, S. K., Bennett, A. C., Bitariho, R., Boeckx, P., Bogaert, J., Brauning, A., Bulonvu, F., Burgess, N. D., Calders, K., Chapman, C., Chapman, H., Comiskey, J., de Haulleville, T., Decuyper, M., De Vries, B., Dolezal, J., Droissart, V., Ewango, C., Feyera, S., Gebrekristos, A., Gereau, R., Gilpin, M., Hakizimana, D., Hall, J., Hamilton, A., Hardy, O., Hart, T., Heiskanen, J., Hemp, A., Herold, M., Hiltner, U., Horak, D., Kamdem, M-N., Kayijamahe, C., Kenfack, D., Kinyanjui, M. J., Klein, J., Lisingo, J., Lovett, J., Lung, M., Makana, J-R., Malhi, Y., Marshall, A., Martin, E. H., Mitchard, E. T. A., Morel, A., Mukendi, J. T., Muller, T., Nchu, F., Nyirambangutse, B., Okello, J., Peh, K. S. H., Pellikka, P., Phillips, O. L., Plumptre, A., Qie, L., Rovero, F., Sainge, M. N., Schmitt, C. B., Sedlacek, O., Ngute, A. S. K., Sheil, D., Sheleme, D., Simegn, T. Y., Simo-Droissart, M., Sonké, B., Soromessa, T., Sunderland, T., Svoboda, M., Taedoumg, H., Taplin, J., Taylor, D., Thomas, S. C., Timberlake, J., Tuagben, D., Umunay, P., Uzabaho, E., Verbeeck, H., Vleminckx, J., Wallin, G., Wheeler, C., Willcock, S., Woods, J. T. & Zibera, E., 25 Awst 2021, Yn: Nature. 596, 7873, t. 536-542 24 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High accuracy 235U(n,f) data in the resonance energy region
Paradela, C., Duran, I., Tassan-Got, L., Audouin, L., Berthier, B., Isaev, S., Le Naour, C., Stephan, C., Tarrío, D., Abbondanno, U., Aerts, G., ?lvarez-Pol, H., ?lvarez-Velarde, F., Andriamonje, S., Andrzejewski, J., Badurek, G., Baumann, P., Becvar, F., Berthoumieux, E., Calviño, F., Calviani, M., Cano-Ott, D., Capote, R., Carrapi?o, C., Cennini, P., Chepel, V., Chiaveri, E., Colonna, N., Cortes, G., Couture, A., Cox, J., Dahlfors, M., David, S., Dillmann, I., Domingo-Pardo, C., Dridi, W., Eleftheriadis, C., Embid-Segura, M., Ferrant, L., Ferrari, A., Ferreira-Marques, R., Fujii, K., Furman, W., Gon?alves, I. F., Gonzalez-Romero, E., Goverdovski, A., Gramegna, F., Guerrero, C., Gunsing, F., Haight, R., Heil, M., Igashira, M., Jericha, E., Kadi, Y., Kaeppeler, F., Karadimos, D., Kerveno, M., Ketlerov, V., Koehler, P., Konovalov, V., Krticka, M., Lampoudis, C., Lederer, C., Leeb, H., Lindote, A., Lukic, S., Marganiec, J., Martinez, T., Marrone, S., Massimi, C., Mastinu, P., Mengoni, A., Milazzo, P. M., Moreau, C., Mosconi, M., Pancin, S. J., Pavlik, A., Pavlopoulos, P., Perrot, L., Plag, R., Plompen, A., Plukis, A., Poch, A., Pretel, C., Praena, J., Quesada, J., Rauscher, T., Reifarth, R., Rubbia, C., Rudolf, G., Rullhusen, P., Salgado, J., Santos, C., Sarchiapone, L., Savvidis, I., Tagliente, G., Tain, J. L., Tavora, L., Terlizzi, R., Vaz, P., Ventura, A., Villamarin, D., Vincente, M. C., Vlachoudis, V., Vlastou, R., Voss, F., Walter, S., Weiss, C., Wiesher, M. & Wisshak, K., 2016, EPJ Web of Conferences. Cyfrol 111. (EPJ Web of Conferences).Allbwn ymchwil: Pennod mewn Llyfr/Adroddiad/Trafodion Cynhadledd › Cyfraniad i Gynhadledd › adolygiad gan gymheiriaid
- Cyhoeddwyd
High altitude impairs in vivo immunity in humans
Smith, A. D., Oliver, S. J., Macdonald, J. H., Harper Smith, A. D., Lawley, J. S., Gallagher, C. A., Di Felice, U. & Walsh, N. P., 24 Meh 2013, Yn: High Altitude Medicine and Biology. 14, 2, t. 144-149Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High attainment schools in disadvantaged settings: An interpretation of significant characteristics from a system psychodynamics perspective.
Elliott, J. A., James, C. R., Dunning, G., Connolly, M. & Elliott, T., 1 Ion 2008, Yn: International Studies in Educational Administration. 36, 2, t. 66-79Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High capacity organic memory structures based on PVP as the insulating layer
Mabrook, M., Fakher, S., Alias, M. & Sayers, P., 1 Hyd 2018, Yn: Journal of Materials Science: Materials in Electronics. 20, t. 17644-17650Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High class discontent: Economic insecurity and UKIP support
Fenton, S. & Mann, R., 14 Ion 2015, Yn: British Election Study.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High conversion pressurized water reactor with boiling channels
Margulis, M. & Shwageraus, E., 1 Hyd 2015, Yn: Nuclear Engineering and Design. 292, t. 98-111Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High density, maternal condition, and stress are associated with male-biased sex allocation in a marsupial
Hayward, M. W., Moore, E. P., Hayward, M. & Robert, K. A., 10 Awst 2015, Yn: Journal of Mammalogy. 96, 6, t. 1203-1213Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High extinction ratio in-fiber polarizers based on 45 tilted fiber Bragg gratings
Zhou, K., Simpson, G., Chen, X., Zhang, L. & Bennion, I., 1 Meh 2005, Yn: Optics Letters. 30, 11, t. 1285-1287Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High familiarity enhances visual change detection for face stimuli.
Buttle, H. & Raymond, J. E., 1 Tach 2003, Yn: Perception and Psychophysics. 65, 8, t. 1296-1306Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High frequency temperature variability reduces the risk of coral bleaching
Safaie, A., Silbiger, N. J., McClanahan, T. R., Pawlak, G., Barshis, D. J., Hench, J. L., Rogers, J. S., Williams, G. & Davis, K. A., 2018, Yn: Nature Communications. 9, 1671.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High genetic diversity at a local scale in dwarf eelgrass, Zostera nolit.
Fernandez, M. V., Kennedy, H. A. & Beaumont, A. R., 1 Ion 2008.Allbwn ymchwil: Cyfraniad at gynhadledd › Papur
- Cyhoeddwyd
High heart rate reactors display greater decreases in tear SIgA concentration following a novel acute stressor
Hanstock, H., Edwards, J., Roberts, R. & Walsh, N., Maw 2018, Yn: Biological Psychology. 133, March, t. 85-88Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High intensity exercise and passive hot water immersion cause similar post intervention changes in peripheral and cerebral shear.
Amin, S., Hansen, A., Mugele, H., Simpson, L., Marume, K., Moore, J., Cornwell, W. & Lawley, J., 1 Awst 2022, Yn: Journal of Applied Physiology. 133, 2, t. 390-402 13 t.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid
- Cyhoeddwyd
High intensity fire accelerates accumulation of a stable carbon pool in permafrost peatlands under climate warming
Gao, C., Wang, G., Cong, J., Freeman, C., Jiang, M. & Qin, L., 15 Meh 2023, Yn: Catena. 227, 107108.Allbwn ymchwil: Cyfraniad at gyfnodolyn › Erthygl › adolygiad gan gymheiriaid