Because of this altering effect on the symmetry of luminescing centres, small quantities (about 0.2 percent) of titania incorporated in zinc orthosilicate give a remarkable increase in luminescence.
These changes have had significant negative competitive effects on all types of smaller traditional centres, especially middle-order centres (small towns, district centres and small market towns), where a 'spiral of decline' has been widely evident.
The design and operation of wastewater treatment systems for single houses, farms, hotels, leisure centres, small communities and small businesses are a challenge to wastewater engineers.
This includes the capital city, several smaller urban centres, small towns and rural areas.
The UNICEF project is part of a larger EU-funded water and sanitation programme in urban centres, small towns and rural areas in the same six states.
The age pattern was different between centres: small differences between age groups in the rural area and an excess of cases in the younger (male) subjects in the urban centre.
The high response rate of 87% (versus 61% by Glass and colleagues [ 17]) was feasible for various reasons: cooperation between two centres, small travelling distances, as well as the quality of the health care system in The Netherlands.
There are some of the usual trappings – a conference room, business centre, (small) gym – but this place really isn't for the business crowd.
The data bins ((0.2^circ times 0.2^circ)) used for satellite input data (represented by square shapes), the middle of each data bin represents a data centre (small dots).
They were the populist, right-of-centre, small state, low tax, anglophone party that came from nowhere in 1993 to win 52 seats in Canada's federal parliament.
