Advances in High Energy Physics

Research Article

Charge Coupled Devices as Particle Detectors

Table 4

Example of dark current spectroscopy (DCS) assignments of the capture traps of some CCDs pixels.


Pixel Coordinates		Dark current spectroscopy (DCS) assignment of capture traps of same CCDs pixels
	(Mcps · K^−3/2), 10⁶ counts/ s · K^−3/2	Regression line arg sec						eV (the same values for all pixels and temperatures)
	(Mcps · K^−3/2), 10⁶ counts/ s · K^−3/2	(eV)	Depletion generation rate (counts/sat 55°C)	, meV	, where sc = sign	Possible assignments	Accuracy for all studied 8 temperatures,%	, meV		Possible assignments	Accuracy for 8 (or 6) studied temperatures,%

	2.541	1.0764	23.1	32.125	−3.0746	1 MnAu	17.47%				Instable
	5.433	1.0755	125.9	24.39	+0.0187	1 Au & 1 Mn	3.57%				Instable
	6.022	1.0673	160.4	34.44	−0.3274	1 Au 1 Mn	5.65%				Instable
	6.478	1.0745	132.1	8.49	+0.7733	3 Au	6.158%				Instable
	6.623	1.0745	139.1	24.66	+0.0455	1 Cr-Ga	2.36%				Instable
	7.224	1.0745	289.5	30.85	−0.3114	Mn, Au	5.246%				Instable
	9.530	1.0745	108.9	28.043	+0.7904	4 Au	6.99%	127.0	−1.8175	Fe	10.5% (2.6%)
	11.710	1.0745	217.9	33.588	+0.0154	(Mn⁺Au⁻)⁺, Au	2.294%	9.939	−1.5216	Mn	2.51% (2.2%)
	15.998	1.0745	306.3	28.029	+0.4381	Cr-Ga, Au	3.797%				Instable
	21.944	1.0745	415.4	31.21	+01169	1 Ni/Co; Mn	1.77%	74.79	−0.428	/Co, Mn	2.59% (1.8%)
	32.120	1.0745	366.8	51.86	−0.1548	2 Mn, 1 Pt	2.472%	147.8	−2.715	Fe	2.25% (2.3%)
	40.792	1.0745	271.1	27.325	+1.369	Pt;Ni;Co; Au	7.055%	133.6	−1.7287	Fe	12.1% (2.6%)
	66.386	1.0745	589.7	45.697	+0.397	MnAu, Ni/Co	3.197%	126.4	−1.630	Fe	5.99% (2.5%)
	105.688	1.0745	606.7	57.215	+0.1351	MnB, Pt	2.2798%	197.3	−3.9519	Trap 2 [32]	3.82%
	254.039	1.0745	722.1	55.479	+0.2589	Pt, Mn,	2.36%	310.8	−6.880	PV-donor	7.99% (1.8%)
	268.671	1.0745	369.6	42.793	+0.9105	Pt; Mn;Co; Au	2.23%	343.6	−7.644	PV-donor	267.8% (1.6%)
	421.361	1.0745	911.6	2.16	−1.3896	Mn, Ni/Co	5.38%	347.6	−8.169	PV-donor	13.8% (0.91%)