D. A. Spears - Publications, H-index & Citations

D. A. Spears

University of Sheffield

37H指数

131论文数

4.2K被引数

收录论文 30

发表时间

Tungsten (W) geochemistry in north Asian coals (Siberia, Russian far east and Kazakhstan)

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2024-12-01

PREAI

Arbuzov, S. I.; Chekryzhov, I. Yu.; Vyalov, V. I.; Spears, D. A.; Kholodov, A. S.; Popov, N. Yu.

Mineralogy and geochemistry of rare metal (Zr-Nb-Hf-Ta-REE-Ga) coals of the seam XXX of the Izykh Coalfield, Minusinsk Basin, Russia: Implications for more widespread rare metal mineralization in North Asia

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2024-07-01

PREAI

Vergunov, A. V.; Arbuzov, S. I.; Spears, D. A.; Kholodov, A. S.; Ilenok, S. S.

Geochemistry and rare-metal potential of coals of the Sakhalin coal basin, Sakhalin island, Russia

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2023-03-01

PREAI

Arbuzov, S. I.; Chekryzhov, I. Yu.; Verkhoturov, A. A.; Spears, D. A.; Melkiy, V. A.; Zarubina, N. V.; Blokhin, M. G.

Geology, geochemistry, mineralogy and genesis of the Spetsugli high-germanium coal deposit in the Pavlovsk coalfield, Russian Far East

Ore Geology Reviews

IF3.6

2021-12-01

OAAI

Arbuzov, S., I; Chekryzhov, I. Yu; Spears, D. A.; Ilenok, S. S.; Soktoev, B. R.; Popov, N. Yu

Modes of occurrence of germanium and tungsten in the Spetsugli germanium ore field, Pavlovka brown coal deposit, Russian Far East

Ore Geology Reviews

IF3.6

2021-05-01

PREAI

Arbuzov, S. I.; Spears, D. A.; Ilenok, S. S.; Chekryzhov, I. Yu; Ivanov, V. P.

Geochemistry, mineralogy and genesis of rare metal (Nb-Ta-Zr-Hf-Y-REE-Ga) coals of the seam XI in the south of Kuznetsk Basin, Russia

Ore Geology Reviews

IF3.6

2019-10-01

PREAI

Arbuzov, S., I; Spears, D. A.; Vergunov, A. V.; Ilenok, S. S.; Mezhibor, A. M.; Ivanov, V. P.; Zarubina, N. A.

A geochemical and mineralogical update on two major tonsteins in the UK Carboniferous Coal Measures

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2019-06-01

PREAI

Spears, D. A.; Arbuzov, S. I.

Nature of tonsteins in the Azeisk deposit of the Irkutsk Coal Basin (Siberia, Russia)

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2016-01-01

PREAI

Arbuzov, S. I.; Mezhibor, A. M.; Spears, D. A.; Ilenok, S. S.; Shaldybin, M. V.; Belaya, E. V.

Enrichment of thallium in fly ashes in a Spanish circulating fluidized-bed combustion plant

FUEL

IF7.5

2015-04-01

OAAI

Lopez-Anton, M. Antonia; Spears, D. Alan; Diaz-Somoano, Mercedes; Diaz, Luis; Martinez-Tarazona, M. Rosa

The determination of trace element distributions in coals using sequential chemical leaching-A new approach to an old method

FUEL

IF7.5

2013-12-01

PREAI

Spears, D. A.

Thallium in coal: Analysis and environmental implications

FUEL

IF7.5

2013-03-01

PREAI

Lopez Anton, M. Antonia; Spears, D. Alan; Diaz Somoano, Mercedes; Martinez Tarazona, M. Rosa

The origin of tonsteins, an overview, and links with seatearths, fireclays and fragmental clay rocks

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2012-05-01

145

PREAI

Spears, D. A.

The geochemistry of environmentally important trace elements in UK coals, with special reference to the Parkgate coal in the Yorkshire-Nottinghamshire Coalfield, UK

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2009-12-01

OAAI

Spears, D. A.; Tewalt, S. J.

Use of laser ablation ICP-MS to determine trace element distributions in coals, with special reference to V, Ge and Al

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2007-11-01

PREAI

Spears, D. A.; Borrego, A. G.; Cox, A.; Martinez-Tarazona, R. M.

Characterization of unburned carbon from ash after bituminous coal and lignite combustion in CFBs

FUEL

IF7.5

2007-02-01

PREAI

Bartonova, L.; Klika, Z.; Spears, D. A.

Arsenic and selenium capture by fly ashes at low temperature

ENVIRONMENTAL SCIENCE & TECHNOLOGY

IF11.3

2006-05-17

OAAI

Lopez-Anton, M. Antonia; Diaz-Somoano, Mercedes; Spears, D. Alan; Martinez-Tarazona, M. Rosa

A review of chlorine and bromine in some United Kingdom coals

INTERNATIONAL JOURNAL OF COAL GEOLOGY

IF5.7

2005-11-01

PREAI

Spears, DA

Trace elements in combustion residues from a UK power station

FUEL

IF7.5

2004-12-01

PREAI

Spears, DA; Martinez-Tarrazona, MR

The use of laser ablation inductively coupled plasma-mass spectrometry (LA ICP-MS) for the analysis of fly ash 使用激光剥蚀电感耦合等离子体质谱法 (LA icp-ms) 分析粉煤灰

FUEL

IF7.5

2004-09-01

PREAI

Spears, DA

The composition of size-fractionated pulverised coal and the trace element associations

FUEL

IF7.5

2002-03-01

PREAI

Spears, DA; Booth, CA

研究方向